US Pat. No. 9,334,918

PISTON-CYLINDER UNIT

Stabilus GmbH, Koblenz (...

1. A piston-cylinder unit comprising:
a cylindrical pressure tube (1) having a first end side (5) defining an end side opening (13), the cylindrical pressure tube (1) having a surface protection on at least a portion of its outer surface;

a piston (7), axially displaceable in the pressure tube (1), the piston (7) having a piston rod (8), the piston rod (8) being guided out of the pressure tube (1) at the first end side (5) through the end side opening (13);

a piston rod guide and a piston rod seal, arranged inside the pressure tube (1), which cooperate together to sealingly guide the piston rod at the end side opening (13); and

a cup-like protective cap (15) surrounding an end region (6) of the cylindrical pressure tube (1) from the first end side (5), the protective cap (15) having a base (18) at its end, the base (18) having a coaxial through-orifice (19) having an inner wall through which the piston rod (8) extends in a displaceable manner,

wherein:
the inner wall of the through-orifice (19) tightly surrounds the piston rod (8),

the outer surface of the cylindrical pressure tube (1) at the end region (6) is excluded from the surface protection, the outer surface of the cylindrical pressure tube (1) at end region (6) being coated with a corrosion inhibitor (16),and

the protective cap (15) comprises a radially circumferential elastic seal (20) arranged at the inner wall of the through-orifice (19), the radially circumferential elastic seal (20) having a sealing edge (22) wherein a first side of the sealing edge (22), distal from the pressure tube (1), is steeply inclined toward a free end of the piston rod (8), with respect to a longitudinal axis (25) of the piston rod, and a second side of the sealing edge (22), facing the pressure tube (1), is shallowly inclined away from the free end of the piston rod (8), with respect to the longitudinal axis (25) of the piston rod (8).

US Pat. No. 9,303,713

PISTON-CYLINDER UNIT

Stabilus GmbH, Koblenz (...

1. A piston-cylinder unit having a center longitudinal axis, comprising:
a cylinder filled with a fluid having a first end;
a piston displaceabley arranged in the cylinder that divides the cylinder into a first work space remote of the first end
and a second work space proximate to the first end;

a guiding and sealing device;
a piston rod arranged at the piston that projects through the first work space and is guided out of the cylinder concentric
to the center longitudinal axis at a second end opposite the first end so as to be sealed by the guiding and sealing device;

a dividing piston having a sealing ring that divides the second work space into a first partial space near the piston and
a second partial space remote of the piston; and

a sensor device arranged directly on an outside surface of the piston-cylinder unit and configured to detect a position of
the dividing piston in the cylinder for indirect detection of an internal pressure of the piston-cylinder unit.

US Pat. No. 9,353,836

DRIVING DEVICE AND MODULAR SYSTEM FOR SUCH A DRIVING DEVICE

Stabilus GMBH, Koblenz (...

1. A modular system of driving devices for a flap of a vehicle, each of the driving devices comprising:
a rotary drive; and
a spindle drive having a threaded spindle and a threaded nut disposed on the threaded spindle,
wherein the rotary drive is connected to the threaded spindle or the threaded nut via a coupling unit having a first coupling
element on a side of the rotary drive and a second coupling element on a side of the spindle drive,

wherein the threaded spindle and the threaded nut are axially movable relative to one another in reaction to a rotation of
the rotary drive,

wherein each of the driving devices of the modular system comprises a rotary drive assembly and a spindle drive assembly,
wherein each rotary drive assembly comprises the rotary drive and the first coupling element and each spindle drive assembly
comprises the spindle drive and the second coupling element,

wherein the modular system comprises the rotary drive assembly and at least one additional rotary drive assembly and the spindle
drive assembly and at least one additional spindle drive assembly,

wherein the first coupling element of each rotary drive assembly and a first coupling element of each additional rotary drive
assembly of the modular system are identically constructed, but the rotary drive assembly and the at least one additional
rotary drive assembly have different rotary drive powers,

wherein the second coupling element of each spindle drive assembly and a second coupling element of each additional spindle
drive assembly of the modular system are identically constructed, but the spindle drive assembly and the at least one additional
spindle drive assembly have different stroke lengths,

wherein the first coupling elements of the rotary drive assembly and the at least one additional rotary drive assembly and
the second coupling elements of the spindle drive assembly and the at least one additional spindle drive assembly are compatible
with one another, and

wherein one of the rotary drive assembly and the at least one additional rotary drive assembly is put together with one of
the spindle drive assembly and the at least one additional spindle drive assembly to form a specific type of driving device.

US Pat. No. 9,360,077

LENGTH-ADJUSTABLE UNIT

Stabilus GmbH, Koblenz (...

1. Length-adjustable unit, comprising a tubular outer component having a longitudinal axis, an inner component which is displaceably
guided in the outer component along its longitudinal axis, issues from the outer component at an exit end thereof and at its
end arranged outside of the outer component has a connecting element, and an additional connecting element which is arranged
at the assembly end, opposing the exit end, of the outer component, wherein the additional connecting element has at least
one annular shoulder extending in the circumferential direction about the longitudinal axis of the outer component over the
full 360°, wherein there is an element rigidly connected to the assembly end of the outer component, which carries a threaded
bolt, wherein a substantially hat-shaped top part is screwable onto the threaded bolt, which top part at its upper end has
an engaging element constructed as an annular projection, which is connected to a hat brim of the top part by a shaft section,
and is engaged with the annular shoulder so as to be slidingly displaceable in the circumferential direction but positively
engaged in the longitudinal direction.

US Pat. No. 9,206,873

LOCKABLE GAS SPRING ARRANGEMENT

Stabilus GmbH, Koblenz (...

1. A lockable gas spring arrangement comprising:
a gas spring including a closed cylinder defining a cylinder interior filled with compressed gas, said cylinder having a front
face and an external diameter;

a displaceably guided piston within said cylinder interior subdividing said interior into a first and second chamber, said
piston comprising a piston rod having a free end guided outward of said cylinder on said front face of said cylinder;

a fastening tube defining an interior space and mounted to said free end of said piston rod, said fastening tube having an
internal diameter larger than said external diameter of said cylinder and a length smaller than or the same as a maximum extension
length of said piston rod;

a locking element arranged on said fastening tube and configured to be manually moved substantially radially to said piston
between a locked position wherein said locking element is bearing against said front end face of said cylinder and an unlocked
position permitting a free insertion movement of said piston into said cylinder; and

a retaining device constructed for urging said locking element into said locked position and to have a retaining function
for automatically retaining said locking element in said unlocked position, and wherein said locking element is constructed
so as to shear off when said locking element is in the locked position and a specific bearing force on said front face of
said cylinder on the piston rod side is exceeded; and

wherein said locking element and piston rod are configured so that when said piston is pushed in and said locking element
is located in and in contact with a radial region of said cylinder, said retaining function of said retaining element is released
automatically.

US Pat. No. 9,109,676

ADJUSTING DRIVE

Stabilus GmbH, Koblenz (...

1. An adjusting drive for adjusting a first structural component part relative to a second structural component part, comprising:
a linear drive;
a piston-cylinder unit connected in parallel with the linear drive and configured to be driven by the linear drive; and
a control comprising a pneumatic control element and configured to control an adjusting speed of the adjusting drive based
upon an adjusting path,

wherein the pneumatic control element further comprises at least one flow channel formed in an inner wall of a cylinder of
the piston-cylinder unit,

wherein a cross section of the flow channel changes at least partially in axial direction of the cylinder.

US Pat. No. 9,103,153

DRIVE DEVICE

Stabilus GmbH, Koblenz (...

1. A drive device for a hatch of a vehicle, comprising:
a first housing part connected to one of (i) a stationary body component of the vehicle or (ii) a movable component comprising
the hatch of the vehicle;

a second housing part;
a third housing part which is telescopically guided in the second housing part with an axial freedom of movement, said third
housing part being connected to another of (i) the movable component comprising the hatch of the vehicle or (ii) the stationary
body component of the vehicle;

a spindle drive comprising a threaded spindle and a spindle nut mounted on the threaded spindle by which the third housing
part is drivable by a rotary drive to move axially with respect to the second housing part; and

a brake device comprising a centrifugal force brake including a first brake element and at least one second brake element,
the brake device being disengaged when the at least one second brake element is drawn away from the first brake element by
centrifugal forces applied to the brake device when the vehicle hatch is moved.

US Pat. No. 9,598,889

MOVEMENT-DAMPING UNIT AND SPRING UNIT COMPRISING A MOVEMENT-DAMPING UNIT OF THIS TYPE

Stabilus GmbH, Koblenz (...

1. A movement-damping unit, comprising:
a receiving tube having a longitudinal axis,
a relative movement unit which is received in the receiving tube and which is displaceable back and forth relative to the
receiving tube substantially in the direction of the longitudinal axis, and

a friction device acting between the receiving tube and the relative movement unit, wherein the friction device comprises
at least one switching element assigned to the relative movement unit and having an engagement portion formed so as to widen
radially in the direction of the longitudinal axis, at least one resiliently compressible friction element, which comprises
a recess intended for engagement with the engagement portion and is arranged on the longitudinal face of smaller diameter
of the switching element, being assigned to each switching element;

wherein the receiving tube comprises a first longitudinal portion and a second longitudinal portion, the internal diameter
of the first longitudinal portion being larger than the internal diameter of the second longitudinal portion, wherein the
at least one friction element is displaceable between the first longitudinal portion and the second longitudinal portion.

US Pat. No. 9,394,738

SYSTEM FOR OPENING AND CLOSING A FLAP

Stabilus GmbH, Koblenz (...

1. A system for opening and closing a flap for a motor vehicle, the flap being mounted along a mounting edge of the flap at
a stationary structural component of the motor vehicle for swiveling movement around a swiveling axis between a closed position
and an open position, the system comprising:
a non-self-locking drive device coupled between the flap and the stationary structural component, the non-self-locking drive
device being an electromechanical drive device, the non-self-locking drive device comprising:

a tubular housing that is closed at one end by a base piece;
a first connecting element coupled to the base piece;
a second connecting element arranged at a second end of the tubular housing opposite the closed end;
a rotary drive arranged inside the housing proximate to the closed end; and
a spindle configured to be driven by the rotary drive to axially change a distance between the first and the second connecting
elements; and

a second drive device acting in parallel with the non-self-locking drive device, the second drive device selected from the
group consisting of a hydraulic, pneumatic, and hydropneumatic drive device, the second drive device comprising:

a cylinder having a closed end articulated at one of the stationary structural component and the flap at a distance from the
swiveling axis, the cylinder being at least partially filled with a fluid under pressure;

a piston that divides an interior of the cylinder into a first work chamber and a second work chamber;
an axially extending groove formed in the cylinder proximate to the closed end of the cylinder and configured to increase
fluid flow when the piston approaches the closed end of the cylinder, the groove having a first slope leading into the groove
proximate to the closed end of the cylinder and a second slope leading into the grove remote from the closed end of the cylinder,
wherein the first slope is steeper than the second slope;

a piston rod having a first end coupled to the piston, a second end of the piston rod being guided through and out of the
first work chamber and articulated at the other of the one of the flap or the stationary structural component at a distance
from the swiveling axis;

a sealing and guiding package adapted to guide the piston rod through and out of the first work chamber;
a valve arrangement forming a fluid flow connection between the first work chamber and the second work chamber;
wherein the valve arrangement is closed when the flap is stationary, and
wherein the non-self-locking drive device is arranged at a first edge of the flap and the second drive device is arranged
at a second edge of the flap opposite the first edge of the flap, each edge extending at substantially a right angle from
the swiveling axis,

whereby the fluid flow, as the flap enters and exits the closed position, bypasses the valve arrangement via the axially extending
groove;

a first spring receiving part arranged at the second end of the piston rod;
a second spring receiving part arranged at the closed end of the cylinder; and
a spring arranged coaxially around an outside of a housing of the second drive device and fixed to and disposed between the
first and the second spring receiving parts to increases an extension force of the second drive device.

US Pat. No. 9,140,293

JOINING ELEMENT FOR CONNECTING COMPONENTS

Stabilus GmbH, Koblenz (...

1. A joining element for connecting a first component to a second component having at least one aperture, the joining element
comprising:
a connection member for the pivotable mounting of the first component, wherein part of the connection member is receivable
in said at least one aperture in a predetermined orientation;

a fixing mechanism for directly fixing the connection member to the second component when said part of the connection member
is received in said at least one aperture;

an actuating device configured to unlock the fixing mechanism; and
an actuating recess arranged in the connection member for accessing the actuating device to release the fixing mechanism from
engagement with the second component.

US Pat. No. 9,739,329

PISTON-CYLINDER UNIT

Stabilus GmbH, Koblenz (...

1. A lockable piston-cylinder unit comprising:
a cylinder that is closed at both ends and filled with a pressurized fluid;
a guiding and sealing unit that closes one end of the cylinder;
a piston, which divides the interior of the cylinder into a first working chamber and a second working chamber, is displaceably
guided in the cylinder and sealed relative to an inner wall of the cylinder;

a piston rod arranged at the piston and guided out of the cylinder through one of the working chambers and through the guiding
and sealing unit;

a stop;
an actuation element movable between an actuation position and a non-actuation position, the actuation element configured
to contact the stop in the non-actuation position;

an actuation rod arranged to be axially displaceable, a first end of the actuation rod projects out of the cylinder and is
configured to be acted upon by the actuation element to be movable in a push-in direction of the actuation rod; and

a blocking valve that provides a connection between the first working chamber and the second working chamber and having a
valve slide that can be acted upon in a closing direction by a pressure in the first working chamber and acted upon by a second
end of the actuation rod in an opening direction of the blocking valve to be axially displaceable by a displacement between
a closed neutral position and its open position,

wherein the valve slide in its closed neutral position without contacting a fixed stop is forced in closing direction by the
pressure in the first working chamber and is permanently supported at the actuation element via the actuation rod and in constant
contact with the stop and an end portion of the slide opposite the stop is spaced apart from the piston,

wherein the valve slide is arranged beyond the piston.

US Pat. No. 9,605,464

DRIVE DEVICE

Stabilus GmbH, Koblenz (...

1. A drive device, comprising:
a first housing part having a connector configured to connect to one of a stationary base part and a movable component,
a second housing part arranged substantially coaxial with the first housing part, configured to connect to the respective
other of the stationary base part and the movable component, and directly or indirectly displaceably guided on the first housing
part in an axial direction relative thereto, and

a drive unit received in the first housing part and comprising a motor assembly for bringing about a relative displacement
movement of the first housing part and the second housing part,

the motor assembly comprising a rotor having a rotor shaft, two mounting elements for mounting the two ends of the rotor shaft,
and two permanent magnet shells held on the mounting elements,

wherein the motor assembly is received directly in the first housing part, and the first housing part is made of a magnetisable
material at least in a length portion associated with the motor assembly,

wherein at least one of the mounting elements comprises a holding recess holding at least one of the permanent magnet shells,
and a wedge face cooperating with an associated counter wedge face on an axial longitudinal end of the at least one permanent
magnet shell to hold the at least one permanent magnet shell in a defined radial position on the mounting element, and

wherein the wedge face is inclined such that a radially outer edge of the wedge face is closer to the other respective mounting
element than a radially inner edge of the wedge face extends increasingly radially outwards in a direction pointing towards
a respective other axial longitudinal end of the at least one permanent magnet shell.

US Pat. No. 9,121,467

LOCKABLE PISTON-CYLINDER ASSEMBLY

Stabilus GmbH, Koblenz (...

1. A lockable piston-cylinder assembly comprising:
a cylinder having an end face;
a piston guided movably in the cylinder;
a piston rod connected to the piston and extending through a seal in the end face of the cylinder, the piston rod having an
axis and a free end outside the cylinder, the piston rod being movable through the free end between a retracted position and
an extended position;

a locking tube having a first end section and an opposed second end section, the locking tube surrounding the cylinder when
the piston rod is in the retracted position;

the first end section being pivotably mounted to the free end of the piston rod so that the locking tube is pivotable between
a release position, wherein the locking tube is substantially coaxial to the piston rod, and a locking position, wherein the
locking tube is inclined to the axis of the piston rod;

the second end section having a supporting stop which can be positioned axially against an end face of the cylinder when the
piston rod is extended and the locking tube is pivoted into the locking position; and

a latching device for retaining the locking tube in the locking position, the latching device comprising a pair of resilient
clip aims having a respective pair of clips spaced apart by less than a diameter of the cylinder, each of said pair of clips
deflecting against a spring force normal to the axis of the piston rod when the locking tube is manually pivoted from the
release position into the locking position when the piston rod is extended and engaging the cylinder when the locking tube
is pivoted from the release position to the locking position;

wherein the resilient clip arms are fixed to the second end section of the locking tube at an actuating area opposite from
said respective pair of clips, the clip arms are connected to one another by said actuating area, and transitional areas from
the clip arms to the actuating area are stiffened by longitudinal webs of the locking tube such that said respective pair
of clips are spreadable apart by pressing said actuating area radially toward said cylinder.

US Pat. No. 9,848,705

ELECTRICALLY ADJUSTABLE OFFICE CHAIR

Stabilus GmbH, Koblenz (...

1. An office chair comprising a base, a seat, a chair column that extends in a vertical direction between the base and the
seat, a backrest and an electric drive unit including an electric motor and a change gear, the change gear being designed
to input the rotational force of the electric motor into a first adjustment device for adjusting a seat height of the seat
and converting said force in a second adjustment device for adjusting a tilt of the seat or the backrest, wherein the change
gear comprises a drive input that is connected to the electric motor, and at least two rotary drive outputs, a first rotary
drive output driving the first adjustment device and a second rotary drive output driving the second adjustment device.

US Pat. No. 9,500,236

DRIVE DEVICE WITH OVERLOAD PROTECTION

Stabilus GmbH, Koblenz (...

1. A drive device, comprising:
a drive device housing with a longitudinal axis,
at least one gearing assembly received in and completely enclosed by the drive device housing, the at least one gearing assembly
including a gearing housing having a counter end face, the gearing housing completely received in the drive device housing
so as to be rotatable about the longitudinal axis of the drive device housing,

an engagement element received in the drive device housing and connected thereto for rotation therewith with respect to a
rotation about its longitudinal axis when torque is transmitted through the engagement element, said engagement element comprising
an end face running substantially orthogonally to the longitudinal axis, wherein the end face of the engagement element is
in frictional engagement with the counter end face of the gearing housing, and

a spring, which is received in the drive device housing and prestresses the end face and the counter end face against one
another.

US Pat. No. 9,920,563

DAMPING ASSEMBLY, IN PARTICULAR FOR A FLAP OF A VEHICLE

Stabilus GmbH, Koblenz (...

1. Damping unit comprising:
a cylinder which is filled with a damping fluid and in which a piston rod is guided in an axial direction of the cylinder
so as to be able to be inserted and withdrawn, the piston rod being associated with a bottom surface which extends between
the piston rod and an inside wall of the cylinder and has at least one axial through-hole which defines an effective flow
cross section for the damping fluid;

wherein the piston rod comprises, at the front end thereof in the insertion direction into the cylinder:
a stop which is fixed on the piston rod in the axial direction and defines a front face in the insertion direction of the
piston rod;

a piston bottom element which is supported on the piston rod so as to be axially slidable and comprises the bottom surface;
a resilient element which prestresses the piston bottom element relative to the piston rod in such a way that, in an idle
state of the piston rod, the bottom surface of the piston bottom element and the front face of the stop are spaced apart from
each other by means of the effect of the resilient element; and

the resilient element being designed such that, above a predefined insertion speed of the piston rod into the cylinder, the
dynamic pressure of the damping fluid causes the bottom surface of the piston bottom element to come into contact with the
front face of the stop against the effect of the resilient element, and the effective flow cross section for the damping fluid
being reduced due to the interaction of the front face of the stop and the at least one axial through-hole in the bottom surface
of the piston bottom element,

wherein the piston bottom element is associated with a sealing element which produces a seal between the piston bottom element
and the inside wall of the cylinder, and further wherein the sealing element is formed separately from the piston bottom element
and is received between the piston bottom element and a retaining element, the retaining element being slidably supported
on the piston rod and comprising at least one axial through-hole.

US Pat. No. 9,829,034

CABLE RETENTION CLIP

Stabilus GmbH, Koblenz (...

1. A retention clip comprising:
a substantially planar body having a first longitudinal end and a second longitudinal end opposite the first end;
a mounting hole defined in the first end of the body, walls of the mounting hole being perpendicular to a longitudinal extent
of the substantially planar body; and

a retaining portion comprising U-shaped retaining slot formed by a leg arranged at the second end of the body and a portion
of the body between the mounting hole and the U-shaped retaining slot, a longitudinal extent of a pair of parallel walls forming
a portion of the U-shaped retaining slot being perpendicular to a longitudinal axis of the substantially planar body and the
walls of the mounting hole,

wherein the leg arranged at the second end of the body extends substantially perpendicular to the longitudinal axis of the
body.

US Pat. No. 9,930,165

ADJUSTING SYSTEM FOR ADJUSTING A COMPONENT OF A MOTOR VEHICLE ON AN ADJUSTMENT PATH

Stabilus GmbH, Koblenz (...

1. An adjusting system comprisinga mobile communications device;
a control unit which is arranged in a motor vehicle;
an adjustable component of a motor vehicle that is adjustable on an adjustment path between a basic position and an end position with the mobile communications device through which control commands can be sent wirelessly to the control unit and through which a drive for the adjustment of the adjustable component can be actuated,
wherein a target position selected from a plurality of target positions on the adjustment path of the adjustable component can be entered in the mobile communications device and a corresponding actuating signal can be sent to the control unit wirelessly through the mobile communications device, and
wherein the drive that adjusts the adjustable component to the selected target position is configured to be actuated by the control unit,
wherein a position of an obstacle in the adjustment path of the adjustable component is detected by an obstacle sensor, and a corresponding obstacle position signal is sent to the mobile communications device, and the detected position of the obstacle is entered in the mobile communications device as new selected target position.

US Pat. No. 9,885,403

SCREW ARRANGEMENT AND SEAT ARRANGEMENT COMPRISING A SCREW ARRANGEMENT

Stabilus GmbH, Koblenz (...

1. A screw arrangement, comprising:
a drive unit for introducing a torque into the screw arrangement, the drive unit having an electric motor and being housed
in a distal end of a drive-side tube body,

a drive element driven in rotation about a main axis of the screw arrangement by the drive unit and having an external thread,
and

a driven element having an internal thread, which is in threaded engagement with the drive element,
wherein an internal thread axial extension of the internal thread of the driven element is greater than an external thread
axial extension of the external thread of the drive element, and wherein the drive unit, including the electric motor, and
the drive element are radially disposed within the driven element.

US Pat. No. 9,989,119

PISTON-CYLINDER UNIT

Stabilus GmbH, Koblenz (...

1. A piston piston-cylinder unit comprising:a cylinder, the interior of the cylinder being divided into two working chambers by a displaceable piston, a piston rod being arranged at the displaceable piston and guided outward in a sealed manner through one of the working chambers, a first connection end is arranged at an end of the cylinder opposite the piston rod and a second connection end arranged at a free end of the piston rod;
a first housing configured to enclose the cylinder and the first connection end, the first housing being fastened by its one end region to the first connection end of the cylinder and having a second end region having a through opening for the piston rod; and
a second housing configured to enclose the second connection end and fastened to the second connection end, the second housing having an end region having a second through opening for the piston rod,
wherein the first and second housings do not overlap.

US Pat. No. 10,208,844

DRIVE DEVICE

Stabilus GmbH, Koblenz (...

1. A drive device to provide relative movement between a stationary first component element and a second component element movable axially relative to the stationary first component element, comprising:a housing;
a spindle drive, arranged in the housing and having a threaded spindle and a spindle nut arranged on the threaded spindle, configured to drive the first component element and the second component element so as to be axially movable relative to one another, the spindle drive being reversibly rotatably drivable around an axis of rotation extending coaxial to the threaded spindle by a rotatably drivable driveshaft; and
a brake device arranged in the housing, the brake device being configured to prevent axially relative movement of the first component element and second component element relative to one another through axial application of force to the first component element and/or second component element,
wherein the brake device comprises:
a first rotationally symmetrical component element;
a second rotationally symmetrical component element;
a wrap spring brake having a switching spring (9, 9?, 9?) and a brake spring (10, 10?, 10?) each wound in an axial direction,
wherein, when the driveshaft is not rotatably driven in rotation, the switching spring (9, 9?, 9?) is radially frictionally engaged at the first rotationally symmetrical component element and the brake spring (10, 10?, 10?) is radially frictionally engaged at the second rotationally symmetrical component element, and a rotational movement of the threaded spindle (3) is prevented, wherein the frictional engagement of the switching spring (9, 9?, 9?) with the first rotationally symmetrical component element can be canceled when the driveshaft is driven in a first rotational direction, and the frictional engagement of the brake spring (10, 10?, 10?) with the second rotationally symmetrical component element can be canceled when the driveshaft is driven in a second rotational direction,
wherein the brake spring (10, 10?, 10?) engages the second rotationally symmetrical component element with a friction torque that is greater than the friction torque with which the switching spring (9, 9?, 9?) engages at the second rotationally symmetrical component element, and
wherein the switching spring (9) and the brake spring (10) have different winding directions and are connected to one another by their respective ends, and the first rotationally symmetrical component part is a cylindrical part of the threaded spindle (3) or a first cylindrical element fixedly connected to the threaded spindle (3), wherein the cylindrical part of the threaded spindle (3) or the first cylindrical element is enclosed by the switching spring, and wherein the brake spring (10) engages, by its outer circumference, at a cylindrical inner wall of the housing (1) or of a second element fixedly connected to the housing (1).

US Pat. No. 10,240,382

SCISSOR DRIVE

Stabilus GmbH, Koblenz (...

1. Scissor drive, comprising:two legs which can be pivoted relative to one another about a pivot axis, each having a longitudinal axis extending between a free end and a pivot end, the pivot end being distal to the free end, each of the two legs being designed to be connected to an external component at the free end and to each other at the pivot end,
a rotary motor that drives the relative pivoting movement of the two legs, the rotary motor having a rotational axis which extends substantially in parallel with the longitudinal axis of a first leg of the two legs,
a planetary gear train located at the pivot end of each of the two legs, and
a worm gear operatively connecting the rotary motor to the planetary gear train, and which is designed to convert a rotational movement of the rotary motor into a relative pivoting movement between the two legs;wherein:the first leg comprises a hollow housing,
a cavity is defined in the hollow housing, the cavity extending along the longitudinal axis of the first leg, and
the rotary motor is received in the cavity.

US Pat. No. 10,214,952

TUBULAR DRIVE APPARATUS

Stabilus GMBH, Koblenz (...

1. Tubular drive apparatus for a panel, a rear cover, a tailgate or a door of a vehicle, comprising two tubes which are inserted into one another in a telescopic manner, the free ends of which are each hinged to the panel, the rear cover, the tailgate or the door of the vehicle and to the vehicle itself, the tubes being capable of being separated from one another and brought together by a spindle which is driven by an electric motor and comprises a spindle nut arranged thereon, in order to thus open and close the panel, the rear cover, the tailgate or the door,wherein the electric motor, the spindle, the spindle nut and an electronic circuit board having sensor elements mounted thereon are arranged within the tubular drive apparatus, wherein a power electronics unit for actuating the electric motor and including control software for controlling the electric motor by pulse width modulation is additionally arranged on the same electronic circuit board, and the electronic circuit board also comprises a temperature sensor for monitoring the operating temperature of the electric motor and Hall elements, and
wherein the electronic circuit board is arranged directly on the electric motor between the electric motor and the free end of the tube supporting the electric motor, and a permanent magnet is axially opposed to the electronic circuit board between the electronic circuit board and the electric motor.

US Pat. No. 10,174,538

FIXING DEVICE

Stabilus GmbH, Koblenz (...

1. A fixing device configured to continuously fix a second component part that is articulated at a stationary first component part to be swivelable around a swiveling axis, comprising:a cylinder closed at both of its ends and filled with a fluid that is guided at one of the first component part and the second component part to be displaceable transverse to the swiveling axis;
a piston configured to be displaceably guided in the cylinder that divides an interior of the cylinder into a first working chamber and a second working chamber;
a first valve device configured to couple the first working chamber to the second working chamber when a pressure in the first working chamber is higher than a pressure in the second working chamber;
a second valve device configured to couple the second working chamber to the first working chamber when the pressure in the second working chamber is higher than the pressure in the first working chamber;
a first piston rod arranged at the piston that is guided outward and sealed through one of the first working chamber and the second working chamber and is fastened to one of the first component part and the second component part by an outwardly projecting free end;
a push-pull rod having one of:
a first end articulated at the cylinder arranged at the first component part so as to extend transverse to the swiveling axis and a second end of the push-pull rod being articulated at the second component part at a distance from the swiveling axis; and
the second end of a push-pull rod is articulated at the cylinder arranged at the second component part to extend transverse to the swiveling axis and the first end of the push-pull rod being articulated at the first component part at the distance from the swiveling axis.