US Pat. No. 9,655,268

OPERATING CONTROL UNIT FOR AN ELECTRICAL APPLIANCE AND ELECTRICAL APPLIANCE

E.G.O. Elektro-Geraetebau...

1. An operating control unit for an electrical appliance with an operating field, wherein said
operating control unit is formed to be mounted on an underside of said operating field, wherein said operating control unit
comprises:

a frame body with a frame topside to be mounted to said underside of said operating field, wherein said frame body comprises
locking means protruding from said frame body, and wherein said frame body comprises a frame opening;

a flat component carrier mounted to said frame body from behind, wherein said component carrier comprises piezo-active sensor
elements provided on a topside of said component carrier facing said frame body and said underside of said operating field;
and

a back support mounted to a back side of said frame body and enclosing said component carrier, wherein said back support is
fixed to said frame body via locking means of said frame body interlocking with counter locking means on said back support,

wherein said operating control unit comprises after pre-assembly two different assembly states,
wherein a first state is a pre-mount state and a second state is a final-assembly state,
wherein in said pre-mount state said back support is fixed to said frame body enclosing said component support, and some of
said locking means of said frame body are formed as pre-mount locking means and are holding said back support against disassembly,

wherein in said final-assembly state said back support is pressed closer to said frame body with less distance between the
two than in said pre-mount state, and final-assembly locking means of said frame body are provided for holding said back support
in a closer position than said pre-mount locking means, and

wherein force transfer means are provided on said topside of said piezo-active sensor elements, said force transfer means
being provided with pressure elements with a cross-section significantly smaller than a size of one said piezo-active sensor
element, wherein said pressure elements are elastically arranged on a force transmission holder.

US Pat. No. 9,196,990

APPARATUSES AND METHODS FOR A PLUG CONNECTOR

E.G.O. Elektro-Geraetebau...

1. A plug connector comprising:
a housing;
a plurality of metallic plug connections in said housing; and
a plurality of contact feet which project from a bottom face of said housing in order to make electrical contact and to be
mechanically fixed to a support of an apparatus which is electrically connected to said plug connector, wherein one contact
foot has a U-shaped foot end with an upper limb and a lower limb, said upper limb merging with said contact foot, with a cutout
between said upper limb and said contact foot, and said lower limb being provided on a side of said contact foot facing away
from said housing,

wherein a bottom face of said lower limb is inclined inward toward said housing and toward a centre longitudinal axis of said
housing, and

wherein said bottom face of said lower limb is inclined inward toward said housing and toward a centre longitudinal axis of
said housing at an angle in relation to a plane which touches all of said contact feet and is formed by said contact feet,
said angle being between 5° and 30°.

US Pat. No. 9,437,951

APPARATUSES AND METHODS FOR A PLUG CONNECTOR

E.G.O. ELEKTRO-GERAETEBAU...

1. A plug connector comprising:
a housing;
a plurality of metallic plug connections in said housing; and
a plurality of contact feet which project from a bottom face of said housing in order to make electrical contact and to be
mechanically fixed to a support of an apparatus which is electrically connected to said plug connector, wherein one contact
foot has a U-shaped foot end with an upper limb and a lower limb, said upper limb merging with said contact foot, with a cutout
between said upper limb and said contact foot, and said lower limb being provided on a side of said contact foot facing away
from said housing,

wherein said cutout in said foot end faces inward between the limbs into a space in said bottom face of said housing in such
a way that said foot end faces outward with a bend, and

wherein at least two contact feet are provided on opposing lateral sides of said housing, wherein said at least two contact
feet have opposing longitudinal directions.

US Pat. No. 9,587,836

METHOD FOR OPERATING A GAS HOB, AND GAS HOB

E.G.O. Elektro-Geraetebau...

1. A method for operating a gas hob comprising:
at least two gas burners which can be actuated and operated separately from each other, wherein each of said gas burners comprises
at least one nozzle; and

a dedicated gas valve for adjusting a gas supply to each of said gas burners,
wherein said nozzle of at least one of said gas burners comprises an opening cross-section being larger than an opening cross-section
which is required for a rated power of said gas burner, wherein, during normal operation of said one of said gas burners,
an associated gas valve to said one of said gas burners is adjusted to a rated throughput, and, during operation of said one
of said gas burners at excess power with full utilization of a full opening cross-section of said nozzle, said gas valve is
opened further and adjusted to an excess power throughput,

wherein said gas burners of said gas hob are operated in such a way that a sum of momentary powers of all of said operated
gas burners does not exceed a sum of rated powers of said operated gas burners, and

wherein exactly one gas valve is provided for each gas burner having at least one nozzle.

US Pat. No. 9,470,242

PUMP

E.G.O. Elektro-Geraetebau...

1. A pump, in particular for home appliances such as dish washers or washing machines, said pump being configured as a radial
pump, comprising:
a pump chamber with a central suction and with a pump chamber outlet, wherein:
in said pump chamber an impeller rotates for transporting fluid and for discharging said fluid from said suction in a radial
direction out of said impeller into said pump chamber;

said discharged fluid is moved for circulation in said pump chamber towards said pump chamber outlet;
radially outside said impeller, a circular ring shaped and circumferential pump chamber ring section is provided as a part
of said pump chamber;

said pump chamber ring section essentially comprises a length along an axial direction of said pump from said impeller against
a suction direction up to said pump chamber outlet;

said axial length of said pump chamber ring section is four times to ten times its width;
said pump chamber ring section comprises a varying width and is configured to be narrower in a compression region in a circulation
direction;

said pump chamber is configured without a guide ring for said fluid and does not have guide elements of a type of said guide
ring; and

said pump chamber ring section is gradually or continuously narrower in said circulation direction towards said compression
region.

US Pat. No. 9,048,842

SENSOR ELEMENT DEVICE FOR A CAPACITIVE PROXIMITY SWITCH

E.G.O. Elektro-Geraetebau...

1. A sensor element device for a capacitive proximity switch of an operating device with an operating panel, said sensor element
device having an upper side for contacting an underside of said operating panel, said sensor element device comprising:
an illuminated display comprising a sensor element, said illuminated display having a top side facing said underside of said
operating panel, said illuminated display comprising a frame body with a lighting direction towards said underside of said
operating panel, wherein said illuminated display is electrically conductive at least on said top side facing said underside;
and

a material layer comprising an elastic, electrically conductive material having a first side and a second side, wherein said
illuminated display is attached to said first side of said material layer and said second side of said material layer is attached
to a component carrier,

wherein said illuminated display has an electrically conductive connection from said upper side to said underside for establishing
contact to said material layer, and wherein said illuminated display is further connected via said material layer to an electrical
port of a control unit,

the sensor element is made up from the topside of the frame body, wherein the frame body is electrically conducting, wherein
the sensor element as part of the frame body is in contact with said underside of said operating panel, wherein the frame
body is placed upon the first side of said material layer, said material layer comprising the elastic, electrically conductive
material,

wherein said illuminated display and said frame body are designed in a block-like manner,
wherein said frame body and said illuminated display form a function unit,
wherein said electrically conductive connection is a conductive lacquer provided on said top side of said illuminated display
at least in an area of contact by one part of said sensor element with said underside of said operating panel and extending
from a rim of said illuminated display to a lower area or to an underside and to said material layer,

wherein said conductive lacquer is translucent, and
wherein the frame body and the illuminated display form a structural unit.

US Pat. No. 9,347,672

APPARATUS FOR A COOKTOP HAVING A CAMERA FOR RECOGNITION OF OPERATING GESTURES

E.G.O. ELEKTRO-GERAETEBAU...

1. A cooktop comprising:
a boundary element which borders the cooktop at least on one side;
a camera configured to recognize operating gestures, wherein the camera is arranged downward in a recess hole within the boundary
element;

a glass-ceramics plate which is relatively translucent for infrared light; and
an infrared illuminant, wherein the infrared illuminant is arranged underneath the glass-ceramics plate and is synchronized
with the camera.

US Pat. No. 9,304,049

TEMPERATURE MEASURING DEVICE, ELECTRIC APPLIANCE HAVING SUCH A TEMPERATURE MEASURING DEVICE AND METHOD FOR TEMPERATURE MEASURING

E.G.O. ELEKTRO-GERAETEBAU...

1. A temperature measuring device for an electric appliance, said temperature measuring device comprising:
at least one temperature sensor in the form of an electric resistor, wherein at least two different measuring voltages are
applied to said temperature sensor with cyclic switching between said measuring voltages, wherein said temperature sensor
is connected to a control, said control comprising a microcontroller and being configured for applying at least two said different
measuring voltages to said temperature sensor,

wherein said control or said microcontroller comprises a memory in which at least a desired temperature characteristic to
be expected for said temperature sensor during operation of said electric appliance is stored, wherein said device or said
microcontroller is configured for comparing an actual temperature characteristic measured at said temperature sensor to said
desired temperature characteristic stored in said control or said microcontroller.

US Pat. No. 9,544,947

TEMPERATURE MEASUREMENT IN A COOKING VESSEL

E.G.O. ELEKTRO-GERAETEBAU...

12. An induction heating device comprising:
an oscillator circuit that comprises an induction heating coil;
a converter that generates from a mains alternating voltage a high frequency control voltage, wherein the high frequency control
voltage is applied to the oscillator circuit in order to generate a high frequency magnetic alternating field for heating
a cooking vessel;

means for detecting a time region covering a zero crossing point of the mains alternating voltage; and
a control device that is adapted to:
interrupt the applying of the high frequency control voltage to the oscillator circuit during the time region covering the
zero crossing point of the mains alternating voltage in order to cause a self-resonant oscillation of the oscillator circuit;

determine a resonant frequency, in particular a resonant frequency change, of the self-resonant oscillation of the oscillator
circuit; and

decode transmitted data of a sensor, received from an antenna inductively coupled to the induction heating coil, that is allocated
to an inductively heated cooking vessel in response to the determined resonant frequency or the resonant frequency change.

US Pat. No. 9,195,088

OPERATING DEVICE FOR AN ELECTRIC APPLIANCE

E.G.O. Elektro-Geraetebau...

1. An operating device for an electric appliance comprising:
a plurality of display elements,
a plurality of operating elements, and
a translucent operating surface, with the display elements and operating elements disposed below the surface, for operation
by applying a finger and by drawing an applied finger across,

wherein the operating elements are flat capacitive sensor elements and together with the display elements have common accommodation
housings, the sensor elements provided on the top surfaces facing the operating surface, wherein the display elements are
arranged in through-holes in the accommodation housings, wherein the operating device has at least two adjacent accommodation
housings selected from a group of two similar accommodation housings, wherein one accommodation housing has a plurality of
through-holes in and between a grid-type frame, respectively, and wherein three parallel rows of through-holes are provided
and therein two outer rows have identical through-holes with a central row of through-holes interposed.

US Pat. No. 9,860,362

METHOD FOR CONTROLLING A COOKING APPLIANCE, AND COOKING APPLIANCE

E.G.O. ELEKTRO-GERAETEBAU...

1. A method for controlling a cooking appliance using a mobile terminal, wherein said mobile terminal is separate from said
cooking appliance, wherein said cooking appliance comprises at least one heating device, at least one user element for input
of user commands by a user, a controller, a communication device for wireless communication with said mobile terminal, wherein
said mobile terminal comprises a communication device, a controller, an input device for input of user commands by a user,
and wherein said method comprises:
switching on said cooking appliance or said mobile terminal;
setting up a communication link between said cooking appliance and said mobile terminal by means of a specified user process;
confirming a set-up of a communication link by means of a user process by said user on said cooking appliance;
storing a signal strength of said communication link between said communication device of said cooking appliance and said
communication device of said mobile terminal at a time of confirmation of said communication link on said cooking appliance;

monitoring a current signal strength of said communication link on said cooking appliance or of said signal strength of user
commands sent by said mobile terminal by radio while said communication link exists;

using said cooking appliance by means of said mobile terminal by virtue of input of user commands on said mobile terminal
by said user; and

blocking user commands from said mobile terminal and/or disconnecting said communication link between said cooking appliance
and said mobile terminal in an event of said signal strength of said communication link and/or of a received user command
from said mobile terminal to said cooking appliance dropping below a prescribed signal strength limit value.

US Pat. No. 9,766,757

SENSOR ELEMENT DEVICE FOR A CAPACITIVE TOUCH SWITCH OF AN OPERATING DEVICE, OPERATING DEVICE, AND HOB

E.G.O. Elektro-Geraetebau...

1. A hob with a hob plate and an operating device comprising at least one sensor element device for a capacitive touch switch
of the operating device with a control panel, said operating device comprising:
a component carrier for being arranged thereupon, the control panel being provided, wherein said sensor element device lies
on an underside of said hob plate forming said control panel; and

a number of sensor element devices;
wherein each of said sensor element devices comprises:
an upper side, toward an underside of said control panel, and having an illuminated display with a lighting means, with a
lighting direction toward said underside of said control panel, wherein a housing is provided around said lighting means and
said housing together with fastening means for fastening said sensor element device to said component carrier forming a structural
unit;

on said upper side, a sensor element for said capacitive touch switch belonging to said structural unit;
an electrically conductive plastic that extends at least partially along an outer periphery of said housing or of said structural
unit, wherein said outer periphery corresponds to an exterior of said housing or of said structural unit, wherein said electrically
conductive plastic forms said sensor element;

said electrically conductive plastic protrudes slightly beyond said upper side of said housing or of said structural unit;
and

a contacting means extending from said electrically conductive plastic on said upper side of said sensor element device in
a direction to said underside, toward said component carrier, for an electrical connection to said component carrier.

US Pat. No. 9,816,527

PUMP WITH INTEGRATED HEATING ELEMENT

E.G.O. Elektro-Geraetebau...

1. A pump for a water-conducting domestic appliance such as a dishwasher or a washing machine, said pump being configured
as an impeller pump comprising:
a central water inflow to a rotating impeller for conveying water in a radial direction out of said impeller into a pump chamber
surrounding said impeller in a ring-like manner and being delimited on an outer side by an at least partially heated pump
chamber wall, said pump comprising an outlet in an end region of said pump chamber at an axial spacing from said impeller,

wherein heating elements are arranged on said pump chamber wall and said heating elements have a decreasing power output with
regard to an area power output in an axial direction of said pump toward said outlet, and

wherein a plurality of said heating elements run substantially in said axial direction of said pump and, in said axial direction,
have a smaller width or a smaller cross section at a start close to said impeller than at an end toward said outlet.

US Pat. No. 9,894,716

HEATING DEVICE AND METHOD FOR OPERATING A HEATING DEVICE

E.G.O. Elektro-Geraetebau...

1. A heating device for a cooking point in a hob, wherein said heating device comprises:
a plurality of independent and separate long heating elements which are arranged on a support of said heating device in loops
or in a spiral manner or substantially along concentric circles,

wherein said support has at least a central region around a center point and an outer region adjoining an outer edge, wherein
a width of said central region and of said outer region is approximately equal,

wherein said heating elements run on said support so as to engage one in the other and cover a significant area of said support,
wherein an overtemperature protection means engages over said heating device or said support for purpose of detecting a temperature
at said heating device,

wherein at least a first heating element is connected to an energy supply means by means of said overtemperature protection
means in order to switch off said first heating element in an event of an overtemperature,

wherein a second heating element is connected to an energy supply means without interconnection of said overtemperature protection
means or another overtemperature protection means,

wherein said second heating element is arranged on said support in said central region of said support and in said outer region
adjoining said outer edge of said support, and

wherein said second heating element is arranged on said support substantially in duplicate parallel next to another heating
element in double turns, wherein at least one turn of said first heating element is provided between two double turns of said
second heating element.

US Pat. No. 10,085,303

METHOD AND INDUCTION HEATING DEVICE FOR DETERMINING A TEMPERATURE OF A COOKING VESSEL BASE

E.G.O. Elektro-Geraetebau...

1. A method for determining a temperature of a cooking vessel base which is heated by means of an induction heating coil, comprising:generating an intermediate circuit voltage at least temporarily as a function of an AC mains voltage;
generating a high-frequency drive voltage from the intermediate circuit voltage;
applying the drive voltage to a resonant circuit comprising the induction heating coil, said resonant circuit having a natural resonant frequency;
generating the intermediate circuit voltage over predefined time periods at a constant level;
generating the drive voltage over the predefined time periods, wherein the generated drive voltage makes the resonant circuit oscillate at said natural resonant frequency in a de-attenuated manner;
measuring at least one oscillation parameter comprising at least one detected resonant frequency of the resonant circuit over the predefined time periods;
determining, via at least one processor, the temperature of said cooking vessel base based on the measured at least one detected resonant frequency of the resonant circuit during a duration comprising the predefined time periods; measuring a current profile through the induction heating coil or a voltage profile across the induction heating coil; and generating the drive voltage synchronously to the measured current profile or to the measured voltage profile, wherein the generated drive voltage makes the resonant circuit oscillate at said natural resonant frequency in a de-attenuated manner over the time periods.

US Pat. No. 9,909,763

METHOD OF POT DETECTION AND GAS HOB

E.G.O. Elektro-Geraetebau...

1. A method of pot detection at a gas cooking point with a gas burner of a gas hob, wherein a sensing means with a function
of flame sensing or temperature sensing is fitted at said gas cooking point in the form of an ionization electrode or a thermocouple,
wherein said sensing means is fitted at said gas cooking point in such a way that, during operation of said gas burner, with
every output of said gas burner possible for a sustained period said sensing means is impinged by said flames, and consequently
is always impinged by a flame, the method comprising:
detecting whether a pot has been placed onto said gas cooking point while said gas burner is in operation or whether said
pot has been taken away, in an instance in which an electrical signal is tapped at said sensing means and evaluated by a comparison
of said signal at the time with said signal in said case where a pot has been placed on,

wherein a different flame or a different temperature prevails at said sensing means in an instance in which a pot has been
placed on than an instance in which said pot has been taken away, said output at said gas cooking point being reduced as a
reaction to detection of said taking away of said pot,

wherein, after said detection of said taking away of said pot, said output at said gas cooking point is reduced to a minimum
output of said gas cooking point or to a minimum output of said gas burner, and

wherein said reduction in said output takes place immediately after said detection of said taking away of said pot.

US Pat. No. 10,219,327

METHOD FOR TEMPERATURE DETERMINATION

E.G.O. Elektro-Geraetebau...

1. A method for determination of a temperature in an induction hob, said induction hob comprising a plurality of induction heating coils, wherein said induction heating coils can be individually driven and, in a common heating mode, form a cooking point for a cooking vessel containing water, wherein said method comprises the following steps:positioning a cooking vessel with a cooking vessel bottom containing water such that said cooking vessel covers at least two said induction heating coils by way of said cooking vessel base;
operating said induction heating coils in said common heating mode in order to bring said water in said cooking vessel to boil, this intending to be detected as temperature determination;
during said common heating mode, heating, by said induction heating coils, a region of said cooking vessel base being arranged above said induction heating coil;
during said common heating mode, detecting, by at least one said induction heating coil, an oscillation response indicating whether a temperature of said region of said cooking vessel base above said induction heating coil changes or increases with a temperature gradient;
operating said induction heating coils in said common heating mode at least until one said induction heating coil detects that said temperature gradient of said cooking vessel base above said induction heating coil is approaching zero or has reached zero;
determining at least one of said induction heating coils to be a measuring coil; and
operating said measuring coil in a measuring mode and no longer in said common heating mode, with said measuring coil, in said measuring mode with a measuring power of up to a maximum of 50% of a maximum power of said induction heating coil, transmitting energy into said cooking vessel base for a short time and then detecting a fed-back oscillation response, with a time profile of said oscillation response being evaluated after several coupling-in operations of said measuring power, with said water in said cooking vessel being determined to be boiling in an event that said gradient of said time profile is approaching zero or has reached zero.

US Pat. No. 10,186,387

ELECTRICAL CONTROL DEVICE

E.G.O. Elektro-Geraetebau...

1. An electrical control device comprising:a control device casing;
a switching means being adapted for rotary operation in said control device casing;
an unlockable blocking means; and
a rotating shaft for rotary operation of said switching means, wherein said rotating shaft runs through said unlockable blocking means,
wherein:
said blocking means and said rotating shaft have two projections and two corresponding recesses;
in a blocking position of said control device said projections are engaging into said recesses for blocking a rotation;
in a rotation position said projections are positioned outside of said recesses for free rotation of said rotating shaft; and
a transition from said blocking position to said rotation position takes place by an axial movement of said rotating shaft along its longitudinal axis, and
wherein said rotating shaft is movable along said longitudinal axis against a spring.

US Pat. No. 10,342,075

INDUCTION HEATING DEVICE AND INDUCTION HOB COMPRISING AN INDUCTION HEATING DEVICE OF THIS KIND

E.G.O. Elektro-Geraetebau...

1. An induction heating device comprising at least one induction heating coil and comprising a plug-type contact device, wherein said induction heating device comprises:a coil carrier for said at least one induction heating coil;
said plug-type contact device is arranged on a bottom face of said coil carrier with an insertion direction perpendicular to a surface of said coil carrier;
said plug-type contact device comprises a plug housing which is held on said bottom face of said coil carrier in such a way that said plug housing has an ability to move with a defined movement travel in a plane parallel to said surface of said coil carrier;
said plug housing comprises at least two receiving chambers with a direction of extent parallel to an insertion direction of said plug-type contact device, wherein said receiving chambers are defined by at least two receiving sleeves each open at a bottom side thereof and each having two lateral slots;
one plug-type contact that is arranged in each of said receiving chambers; and
one contact-making line attached to each of said plug-type contacts, each contact-making line running freely from said plug-type contact, through the two lateral slots, to said induction heating coil,
wherein said plug-type contact device is mounted on said coil carrier in a floating manner.

US Pat. No. 10,271,386

INDUCTION HOB AND FLEXIBLE SUPPORT FOR AN INDUCTION HOB

E.G.O. Elektro-Geraetebau...

1. An induction hob comprising:a hob plate;
at least one induction heating coil being arranged below said hob plate; and
a plurality of sensor coils being arranged below said hob plate and above said induction heating coil wherein:
a flexible support is provided and said sensor coils are arranged on said flexible support,
electrical conductors which make electrical contact with said sensor coils on said flexible support,
said flexible support comprises a single common connection device for electrical contact to be made,
an additional flat rigid support is provided which runs above said at least one induction heating coil and beneath said hob plate, and
said flat rigid support is mounted with a spring action in relation to said induction heating coil and bears against a bottom face of said hob plate.

US Pat. No. 10,323,351

METHOD FOR OPERATING A TUMBLE DRYER

E.G.O. Elektro-Geraetebau...

1. A method for operating a tumble dryer for drying damp laundry, comprising the following steps:after a start of a drying process for said damp laundry in said tumble dryer, a profile of moisture of air in said tumble dryer is measured, wherein measurement is performed in an ascent region of said profile of said moisture or during an initial phase of said drying process,
in a following step, said profile of said measured moisture is compared with stored profiles for moisture or a gradient of said profile of said measured moisture is compared with stored gradient threshold values for moisture,
wherein profiles or gradient threshold values are stored for fibres from the following group: cotton, wool and synthetic fibres,
wherein an upper gradient threshold value and a lower gradient threshold value are stored,
wherein a major fabric content comprising synthetic fibres is identified when said upper gradient threshold value for said laundry is exceeded, a major fabric content comprising wool is identified when said lower gradient threshold value is undershot, and a major fabric content comprising cotton is identified between said upper gradient threshold value and said lower gradient threshold value.