US Pat. No. 9,259,991

ELECTRIC HEATING DEVICE FOR VEHICLES HAVING A HIGH VOLTAGE ELECTRIC SYSTEM

VALEO KLIMASYSTEME GMBH, ...

1. An electric heating device for vehicles having a high voltage electric system, said device including PTC heating elements
that are arranged between current rails which are arranged opposite each other, which heating elements are fed with supply
current from a control electronics unit via the current rails, and having metallic heating rib structures which are each coupled
to one of the current rails via an electrically insulating but thermally conducting coupling layer, wherein the metallic heating
rib structures are electrically connected to a fixed reference potential, and wherein narrow sides of the layer structures
including the PTC heating elements, the current rails, and the coupling layers are covered with metallic shielding strips
that are electrically connected to the fixed reference potential.

US Pat. No. 9,555,693

AIR INTAKE DEVICE OF A VEHICLE-INTERIOR VENTILATION SYSTEM, AND VEHICLE-INTERIOR VENTILATION SYSTEM

VALEO KLIMASYSTEME GmbH, ...

1. An air intake device (16) of a vehicle-interior ventilation system (10), said device comprising:
a filter chamber (18) which is arranged upstream of a fan blower (34), and a filter (32) which is arranged in the filter chamber (18), the filter chamber (18) having a fresh air inlet (22) upstream of the filter (32) and a filter maintenance opening (40) which makes it possible to install and dismantle the filter (32), and

one air-guiding component (24) which can be dismantled and has an exterior cover section and an interior cover section (42) defining a fresh air intake opening (28), which air-guiding component (24) forms a fresh air duct (26) which extends from the fresh air intake opening (28) to the fresh air inlet (22) of the filter chamber (18), which air-guiding component (24) closes the filter maintenance opening (40) by way of the interior cover section (42), wherein the air-guiding component (24) is connected in a positively locking manner to a filter-chamber wall (48) by a quick-action locking means comprising at least one projection on one of the interior cover section (42) and a housing of the air intake device (16) and at least one recess on another one of the interior cover section (42) and the housing of the air intake device (16) and accessible from the fresh air intake opening (28), and wherein the interior cover section (42) of the air-guiding component (24) forms a mounting for the filter (32).

US Pat. No. 9,050,876

CAM MECHANISM

VALEO KLIMASYSTEME GMBH, ...

1. A cam mechanism for actuating air valves in a vehicle ventilation system, said cam mechanism comprising:
one revolving cam disc (12) which has on one face two intersecting curvilinear guides (16, 18) in an intersection area (14) as well as two swivelling adjustment levers (20, 22) having couplings (24, 26) wherein each of the couplings (24, 26) is allocated to one of the curvilinear guides (16, 18) and engages in the one of the curvilinear guides (16, 18);

a plurality of separate guide elements (32a, 32b, 32c) independent of the allocated couplings (24, 26) extending axially from the one face of the cam disc and a plurality of driver engagement sectors (34a, 34b, 34c) on at least one of the adjustment levers (20, 22) for guiding the at least one of the adjustment levers (20, 22) on passage through the intersection area (14).

US Pat. No. 9,502,700

POWER TRAIN BATTERY ASSEMBLY OF AN ELECTRIC, FUEL-CELL OR HYBRID VEHICLE

VALEO KLIMASYSTEME GmbH, ...

24. A power train battery assembly of an electric, fuel-cell or hybrid vehicle, said assembly having:
an outer housing (10);

a plurality of cell housings (18) disposed in the outer housing (10);

a plurality of battery cells (16), one of said battery cells (16) being disposed in one of said cell housings (18), that are combined into a cell stack (16);

at least one pipe (36) extending through the outer housing (10) and having an inner wall defining a hollow interior for conducting a zeotropic coolant to remove heat energy from the battery
cells (16) and an outer wall opposite the inner wall of the at least one pipe (36) defining at least one laterally reduced cross section (51) abutting at least one of the cell housings (18);

wherein the at least one pipe (36) is positioned within the assembly and designed so that the coolant therein undergoes a decrease in pressure in such a manner
that the saturation temperature of the coolant in the pipe substantially remains constant;

wherein the outer housing (10) includes a plurality of positioning projections (20) having sections of different elasticity and the battery cells (16) are positioned in the outer housing (10) by the positioning projections (20) such that the battery cells (16) are positioned above the positioning projections (20)); and

wherein the cell housings (18) are circularly cylindrical and the at least one pipe (36) extends at least partially into envelopes of adjacent battery cells (16), with the at least one laterally reduced cross section (51) being positioned outside the envelopes.

US Pat. No. 9,415,661

CONTROL ELEMENT OF A VEHICLE VENTILATION AND/OR AIR CONDITIONING UNIT, CONTROL ASSEMBLY AND VEHICLE VENTILATION AND/OR AIR CONDITIONING UNIT

VALEO KLIMASYSTEME GMBH, ...

1. A vehicle ventilation and/or air conditioning unit with a control element including a rotational axis and a circumferential
surface encircling the rotational axis, with the control element having at least one guiding rib on the circumferential surface
which protrudes in a radial direction in relation to the circumferential surface and divides the control element into an axially
front region and an axially rear region, wherein the control element has an axial direction along the rotational axis and
the width of the at least one guiding rib in the axial direction changes throughout the radial direction of the circumferential
surface, and wherein the at least one guiding rib extends in a closed manner along the entire circumferential surface of the
control element.

US Pat. No. 9,328,947

PLATE EVAPORATOR, IN PARTICULAR FOR A REFRIGERANT CIRCUIT

VALEO KLIMASYSTEME GMBH, ...

1. A plate evaporator (14) for circulating a refrigerant, the plate evaporator (14) having a pre-evaporator (18), a separator (20) coupled to an outlet of the pre-evaporator (18) with the separator (20) having a liquid phase outlet (26) and a gas phase outlet (22), a low temperature evaporator (28) coupled to the liquid phase outlet (26) of the separator (20), and a post-evaporator (24) coupled to the gas phase outlet (22) of the separator (20), all of which are integrated into a singular component wherein the plate evaporator (14) has an inlet and an outlet for a heat transfer medium;
wherein the heat transfer medium flows as a countercurrent through the plate evaporator (14) with respect to the direction of flow of the refrigerant in the plate evaporator (14);

wherein the heat transfer medium consecutively flows through the post-evaporator (24), the pre-evaporator (18), and the low temperature evaporator (28).

US Pat. No. 9,620,829

COOLING DEVICE FOR A VEHICLE BATTERY, AND VEHICLE BATTERY WITH COOLING DEVICE

VALEO KLIMASYSTEME GMBH, ...

1. A cooling device for a vehicle battery, the cooling device comprising a cooling plate (22) comprising:
a first plate part (24) facing towards the battery (10) and having a first wall thickness (d1),

a second plate part (30) having a second wall thickness (d2) and a multiplicity of depressions (32),

a multiplicity of refrigerant ducts (34) with a first duct cross section, the refrigerant ducts being formed between the first plate parts (24) and second plate parts (30) in the depressions (32) of the second plate part (30),

a distributor portion (42) having at least one connection (46, 48) for a refrigerant feed line (56) and a refrigerant return line, and

a collector portion (44) having at least one connection (46, 48) for a refrigerant feed line (56) and a refrigerant return line,

wherein a wall thickness (D) of the cooling plate (22) in the distributor portion (42) and/or collector portion (44) is greater than the second wall thickness (d2) of the second plate part (30).

US Pat. No. 9,193,244

AIR MIXING AND DISTRIBUTION APPARATUS AND VEHICLE HEATING OR AIR-CONDITIONING SYSTEM

VALEO KLIMASYSTEME GMBH, ...

1. An air mixing and distribution apparatus for a vehicle heating or air-conditioning system having an air distribution chamber,
into which a cold air duct opens with a cold air opening and a warm air duct opens with a warm air opening,
the warm air opening being formed by the outlet of a heat exchanger, the cold air opening and the warm air opening lying next
to one another and in the same plane, and the cold air which flows through the cold air opening and the warm air which flows
through the warm air opening flowing into the air distribution chamber substantially in the same main flow direction,

the air distribution chamber having a mixed air outlet for the windscreen and a mixed air outlet for a front diffuser, the
mixed air outlets being spaced apart from one another,

and a first air deflection element being provided within the air distribution chamber, which first air deflection element
deflects the warm air flow in the direction of the cold air opening, and

a second air deflection element being provided within the air distribution chamber, which second air deflection element deflects
the cold air flow in the direction of the warm air opening;

wherein a cold air bypass opening is provided which opens into the air distribution chamber and is arranged next to the warm
air opening on the side of the warm air opening which faces away from the cold air opening; and

wherein a bypass deflection element is provided, the bypass deflection element guiding a bypass cold air flow through the
cold air bypass opening to at least one mixed air outlet, the bypass deflection element dividing the bypass cold air flow
in the direction of the mixed air outlet for the windscreen and for side diffusers.

US Pat. No. 10,112,476

COOLING MODULE OF A VEHICLE AIR CONDITIONING SYSTEM, AND ASSEMBLY FOR COOLING A MOTOR VEHICLE ENGINE WITH A COOLING MODULE OF THIS TYPE

VALEO KLIMASYSTEME GMBH, ...

1. A cooling module of a vehicle air conditioning unit for trucks, comprising:a fan which has an air inlet and an air outlet and generates an air flow in an air flow direction from the air inlet to the air outlet; and
a condenser, through which the air flow can pass bi-directionally, for liquefying a refrigerant of the vehicle air conditioning unit, said condenser having an air flow cross section and being arranged adjacent to the air outlet of the fan,
wherein the air flow cross section has a first partial cross section and a second partial cross section which is different from the first partial cross section,
wherein the air outlet of the fan is exclusively assigned to the first partial cross section and loads the first partial cross section in the air flow direction with the entire air flow of the fan, and
wherein, during operation of the fan, the air flow can pass through the second partial cross section optionally in the air flow direction of the fan and counter to the air flow direction of the fan.

US Pat. No. 9,827,830

REFRIGERANT CIRCUIT FOR A VEHICLE AIR-CONDITIONING SYSTEM AND METHOD OF AIR-CONDITIONING A VEHICLE INTERIOR

VALEO KLIMASYSTEME GMBH, ...

1. A refrigerant circuit of a vehicle air-conditioning system for electric vehicles, comprising:
a compressor unit which includes a first compressor and a second compressor arranged downstream for compressing a refrigerant;
a condenser for heating air that is supplied to a vehicle interior;
a first pressure reducing unit arranged downstream of the condenser for decompressing the refrigerant from the condenser;
a heat exchanger through which refrigerant flows for heat exchange with vehicle ambient air;
an evaporator for cooling air that is supplied to the vehicle interior; and
a second pressure reducing unit arranged upstream of the evaporator for decompressing the refrigerant from the heat exchanger,
the second compressor, the condenser, and the first pressure reducing unit being bypassed in a cooling mode of the vehicle
air-conditioning system, and

the evaporator and the second pressure reducing unit being bypassed in a heating mode of the vehicle air-conditioning system.

US Pat. No. 9,711,829

COOLING DEVICE FOR A VEHICLE BATTERY, AND VEHICLE BATTERY WITH COOLING DEVICE

VALEO KLIMASYSTEME GMBH, ...

1. A cooling device for a vehicle battery, the cooling device comprising a cooling plate (22) comprising:
a first plate part (24) facing towards the battery (10) and having a first wall thickness (d1);

a second plate part (30) having a second wall thickness (d2) and a multiplicity of depressions (32) formed in the second plate part (30);

a multiplicity of refrigerant ducts (34) with a first duct cross section, said refrigerant ducts being formed between the first plate part (24) and the second plate part (30) in the depressions (32) of the second plate part (30); and

a distributor portion (42) and a collector portion (44) which each have at least one connection (46, 48) for a refrigerant feed line (56) and a refrigerant return line,

wherein a wall of the distributor portion (42) and/or of the collector portion (44) is formed at least in portions by an additional component (52) additional to the first plate part (24) and the second plate part (30),

wherein the distributor portion (42) and/or the collector portion (44) are arranged together with the second plate part (30) on one side (28) of the first plate part (24),

wherein the connections (46) and (48) are situated on the same side of the cooling plate (22) and adjacent to one another, and

wherein the collector portion (44) is formed as a common depression corresponding to the distributor portion (42).

US Pat. No. 10,059,171

BLOWER ASSEMBLY FOR A VEHICLE AIR CONDITIONING UNIT AND METHOD FOR OPERATING A VEHICLE AIR CONDITIONING UNIT

Valeo Klimasysteme GmbH, ...

1. A blower assembly (10) for a vehicle air conditioning unit, the blower assembly (10) comprising:a first air flow duct (12), in which a first blower (14) is arranged,
a second air flow duct (16), in which a second blower (18) is arranged,
wherein the first air flow duct (12) comprises a fresh-air inlet opening (20) upstream of the first blower (14) and the second air flow duct (16) comprises a recirculated-air inlet opening (26) upstream of the second blower (18),
a distribution chamber (39) located downstream of the first and second air flow ducts (12, 16),
an air cooling unit (40) and a bypass duct (42) bypassing the air cooling unit (40) located downstream of the distribution chamber (39), and
a bypass flap (44) arranged in the distribution chamber (39), with the bypass flap (44) directing at least a part of the air flow in the first air flow duct (12) to the air cooling unit (40) and/or to the bypass duct (42),
wherein the bypass flap (44) directs substantially all of the air flow in the first air flow duct (12) into the bypass duct (42) in one position of the bypass flap (44), further comprising a closable transfer opening (30) which forms a connection between the first and second air flow ducts (12, 16) when the closable transfer opening (30) is open, further comprising a flap system (32) which controls a flow of fresh air through the fresh-air inlet opening (20) into the first air flow duct (12), a flow of recirculated air through the recirculated-air inlet opening (26) into the second air flow duct (16) and a flow of transfer air between the two air flow ducts (12, 16) through the transfer opening (30), wherein the flap system (32) has a fresh-air flap (34) at the fresh-air inlet opening (20), a recirculated-air flap (36) at the recirculated-air inlet opening (26) and/or a transfer flap (38) at the transfer opening (30), and wherein the flap system (32) has a common flap (48) for at least two openings which is different than the fresh-air flap (34) and the recirculated-air flap (36).

US Pat. No. 9,929,447

COOLING DEVICE AND VEHICLE BATTERY ASSEMBLY

VALEO KLIMASYSTEME GMBH, ...

1. A cooling device for a vehicle battery with at least one coolant line and a clamping element, which is made of an elastic material, for pressing the at least one coolant line directly up against a flat surface of the vehicle battery, wherein the at least one coolant line has an essentially flat upper surface for contact with the flat surface of the vehicle battery, and at least one thermal insulation component is included that is bound to the clamping element and also provides insulation for the flat surface of the vehicle battery; andwherein an entirety of the clamping element is disposed for contact between a casing of the vehicle battery and the vehicle battery.

US Pat. No. 10,507,721

CLOSURE UNIT, METHOD FOR DETECTING DEFECTIVE CLOSURE FLAPS OF A CLOSURE UNIT AND MOTOR VEHICLE

VALEO KLIMASYSTEME GMBH, ...

1. A closure unit for an air inlet of a motor vehicle, comprising:a first closure flap which can be pivoted about a first rotation axis;
a second closure flap which can be pivoted about a second rotation axis;
a third closure flap which can be pivoted about a third rotation axis;
a first coupling member via which the first closure flap and the second closure flap are kinematically coupled;
a second coupling member via which the first closure flap and the third closure flap are kinematically coupled; and
a drive unit which is drivingly coupled to the first closure flap and which is constructed to move the closure flaps from a closed position into an open position and vice versa,
wherein the closure flaps in the closed position substantially close the air inlet in terms of flow and in the open position substantially release the air inlet in terms of flow, and
wherein:
in the closed position, a verification that the second closure flap abuts a closed position stop is performed to detect defective, broken and/or lost, closure flaps, and
in the open position, a verification that the third closure flap abuts an open position stop is performed to detect defective, broken and/or lost, closure flaps.

US Pat. No. 9,821,628

VEHICLE AIR CONDITIONER

VALEO KLIMASYSTEME GMBH, ...

1. A vehicle air conditioner, comprising:
an evaporator for supplying cold air which is fed to a vehicle interior;
an air-mixing region which is connected downstream of the evaporator and supplies mixed air at a predeterminable temperature;
a first ventilation duct which is connected to the air-mixing region and conducts mixed air from the air-mixing region into
a front region of the vehicle interior; and

a second ventilation duct which is connected to the air-mixing region and conducts mixed air from the air-mixing region into
a rear region of the vehicle interior,

wherein, in addition, a separate cold air duct, directly fed from the evaporator, which feeds cold air to the vehicle interior
in unmixed form is provided;

wherein at least one control element for adjusting the cold air stream is provided in the cold air duct.

US Pat. No. 9,573,441

VEHICLE AIR CONDITIONING UNIT

VALEO KLIMASYSTEME GMBH, ...

1. Vehicle air conditioning unit comprising:
a compressor for compressing a refrigerant,
a condenser for cooling and condensing the refrigerant from the compressor,
a pressure-reduction unit for decompressing the refrigerant from the condenser,
an evaporator for cooling air that can be supplied to a vehicle interior, and
a cold store which comprises a heat exchanger, which can be used as a store evaporator, and a cold storage medium,
wherein a throttle device is provided which can reduce a refrigerant pressure in the heat exchanger of the cold store in relation
to a refrigerant pressure in the evaporator,

wherein the evaporator and the cold store are connected in series in a refrigerant circuit,
wherein the cold store is arranged downstream of the evaporator, and
wherein, between the evaporator and the cold store, a bypass line branches of which opens into the refrigerant circuit again
downstream of the cold store.

US Pat. No. 9,702,466

SEALING ELEMENT AND VEHICLE HEATING/AIR-CONDITIONING UNIT

VALEO KLIMASYSTEME GMBH, ...

1. A sealing element (10) of a deformable material for sealing an opening in a wall (16), which separates two different chambers, the sealing element (10) comprising:
at least one aperture (12) which is formed in a sealing first region (20) and is designed to receive a tube (14), and

a yielding second region (24), the second region (24) surrounding the sealing first region (20) on a periphery and which is designed wherein an upper flat surface (32) of the second region (24) is adapted to be pressed against the wall (16),

wherein the second region (24) is differentiated from the first region (20) at least in part by an indentation (22) in the form of a cutting or a groove in the deformable material of the sealing element (10) starting from the upper flat surface (32) and extending between the periphery of the first region (20) and the second region (24) in an axial direction parallel to the direction of the passage of the tube (14) and to a depth relative to the upper flat surface (32), and

wherein the indentation (22) is designed in such a way that because of the indentation (22), the two regions (20) and (22) are adapted to be deformed in a manner independent of each other, wherein the first region (20) is adapted to be deformed in a radial direction relative to the direction of the passage of the tube (14) such that the first region (20) rests in a sealed manner against the tube (14), and wherein the second region (24) is adapted to be deformed in the axial direction to the depth of the indentation (22) when the upper flat surface (32) of the second region (24) is pressed in the axial direction by the abutting wall (16).

US Pat. No. 9,929,448

COOLING DEVICE AND VEHICLE BATTERY ASSEMBLY

VALEO KLIMASYSTEME GMBH, ...

1. A cooling device (10) for a vehicle battery with a coolant line and a separate element, which is made of an elastic material, for pressing the coolant line directly up against a flat surface of the vehicle battery, wherein the coolant line has an essentially flat upper surface for contact with the flat surface of the vehicle battery and the cross-section of the coolant line has a width that is greater than its height,and wherein an entirety of the separate element is disposed for contact between a casing of the vehicle battery and the vehicle battery the separate element is up against an underside of the coolant line.

US Pat. No. 10,461,676

METHOD FOR DETECTING STALLING OF AN ELECTRIC STEPPER MOTOR, AN ELECTRIC STEPPER MOTOR AND A HEATING, VENTILATION AND/OR AIR CONDITIONING SYSTEM WITH AN ELECTRIC STEPPER MOTOR

VALEO KLIMASYSTEME GMBH, ...

1. A method for detecting stalling of an electric stepper motor, comprising:continuously or periodically obtaining a plurality of samples of a voltage at a coil of the stepper motor;
determining a deviation value corresponding to a deviation between measured voltages of two of the plurality of obtained samples; and
determining, using the deviation value whether the electric motor is stalling,
wherein:
each sample of the plurality of samples is an individual raw voltage value obtained from the coil of the stepper motor at a predefined time, and
a start sample of the plurality of samples is a sample obtained after a start of a control phase and after a predetermined time interval has lapsed.

US Pat. No. 10,399,413

VEHICLE HEATING, VENTILATING AND/OR AIR CONDITIONING DEVICE

Valeo Klimasysteme GmbH, ...

1. A vehicle heating, ventilating and/or air conditioning device (10) havinga housing (12), in which at least two hot-air guiding ducts (18, 19) are formed for different vehicle interior regions, the hot-air guiding ducts (18, 19) being separated by a housing wall (28),
a first cold-air guiding duct (16) and the first hot-air guiding duct (18) leading from a cooling device (14) to a first air mixing space (24) in the housing,
a second cold-air guiding duct (17) and the second hot-air guiding duct (19) leading from the cooling device (14) to a second air mixing space (26) in the housing,
a common flap provided in the second cold-air guiding duct (17) and the second hot-air guiding duct (19) controlling air volume proportion between hot air and cold air,
wherein air flow through the first cold-air guiding duct (16) and the first hot-air guiding duct (18) is controlled by two respective flaps, and
a common heating device (30) and a common air treatment element (32) which are arranged in each case in both hot-air guiding ducts (18, 19), the air treatment element (32) being arranged in the air flow downstream of the heating device (30),
wherein the air treatment element (32) has a dividing wall (34) which divides the air treatment element (32) into at least two part regions which are assigned to in each case one hot-air guiding duct (18, 19), wherein the dividing wall (34) adjoins an air guiding element (36), wherein the air guiding element (36) has a length that extends to the end of the housing (12), wherein the air guiding element (36) is a movable flap which assigns the air which flows through at least one part region of the air treatment element (32) to one of the hot-air guiding ducts (18, 19), thereby, with a corresponding flap position, assigning air which flows through the at least one part region which is assigned to the second hot-air guiding duct (19) toward the direction of air which is assigned to the first hot-air guiding duct (18), and
wherein a plurality of electric heating elements (38) are provided in the at least two part regions and wherein a number of electric heating elements (38) in the at least one part region on one side of the dividing wall (34) is different than a number of electric heating elements (38) in the at least second part region on an opposing side of the dividing wall (34).

US Pat. No. 10,516,317

MOTOR BEARING ARRANGEMENT FOR A MOTOR, IN PARTICULAR OF A FAN OF A VEHICLE AIR-CONDITIONING UNIT

VALEO KLIMASYSTEME GMBH, ...

1. A motor bearing arrangement for a fan motor of a vehicle air-conditioning unit, comprising:a housing that comprises a frame, the frame having a support which partially overlaps the frame at least in a connecting region; and
multiple damping elements which are provided between the frame and the support in the connecting region, wherein the support is held on the frame by the damping elements,
wherein projections extend outward from the support and flange sections extend inward from the frame, wherein flange sections overlap the projections in an axial direction, wherein the damping elements are provided in each case axially between a projection and the flange section that overlaps the projection, and
wherein the projections and the flange sections have at least one tooth which extends in the direction of the overlapping flange section and/or projection, wherein the at least one tooth extends into the damping element and is completely surrounded by the damping element.