WO2017137023A1 - Vorrichtung zum temperieren des nackenbereichs eines benutzers eines fahrzeugsitzes - Google Patents
Vorrichtung zum temperieren des nackenbereichs eines benutzers eines fahrzeugsitzes Download PDFInfo
- Publication number
- WO2017137023A1 WO2017137023A1 PCT/DE2017/000023 DE2017000023W WO2017137023A1 WO 2017137023 A1 WO2017137023 A1 WO 2017137023A1 DE 2017000023 W DE2017000023 W DE 2017000023W WO 2017137023 A1 WO2017137023 A1 WO 2017137023A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- tempering
- air
- control device
- temperature
- resistance value
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/56—Heating or ventilating devices
- B60N2/5607—Heating or ventilating devices characterised by convection
- B60N2/5621—Heating or ventilating devices characterised by convection by air
- B60N2/5671—Heating or ventilating devices characterised by convection by air forming a windbreak, e.g. warm air blown on the neck of the passenger of an open vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00271—HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit
- B60H1/00285—HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit for vehicle seats
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00357—Air-conditioning arrangements specially adapted for particular vehicles
- B60H1/00407—Air-conditioning arrangements specially adapted for particular vehicles for open or convertible vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00735—Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models
- B60H1/00742—Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models by detection of the vehicle occupants' presence; by detection of conditions relating to the body of occupants, e.g. using radiant heat detectors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00735—Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models
- B60H1/00792—Arrangement of detectors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/24—Devices purely for ventilating or where the heating or cooling is irrelevant
- B60H1/241—Devices purely for ventilating or where the heating or cooling is irrelevant characterised by the location of ventilation devices in the vehicle
- B60H1/246—Devices purely for ventilating or where the heating or cooling is irrelevant characterised by the location of ventilation devices in the vehicle located in the interior of the vehicle or in or below the floor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/56—Heating or ventilating devices
- B60N2/5678—Heating or ventilating devices characterised by electrical systems
- B60N2/5685—Resistance
Definitions
- the invention relates to a device for tempering the neck region of a user of a vehicle seat, with an air conveyor, which is adapted to convey air to a temperature control, and a tempering device, which is adapted to the air to be conveyed to the temperature control to temper.
- the invention also relates to a vehicle seat with a device for tempering the neck region of a user and a control method for operating a device for tempering the neck region of a user of a vehicle seat, comprising the steps of: conveying air to a tempering region by means of an air conveyor and tempering the the temperature to be conveyed air by means of a tempering device.
- Corresponding devices are used in particular in convertible vehicles in order to prevent hypothermia of the neck region of the driver and possibly other vehicle occupants. In this way, muscle tension in the neck area can be avoided and diseases can be prevented by the cold wind. In addition, the tempering of the neck area considerably increases the comfort within the vehicle.
- CONFIRMATION COPY Air temperature an improper air flow and / or caused by excessive noise.
- the object underlying the invention is thus to further increase the comfort caused by a Nackentemperiervoriques by the operation of the air conveyor and the operation of the tempering device are matched.
- the invention makes use of the knowledge that the operation of the air conveying device and the operation of the tempering device can be coordinated with one another by the automatic control of the air conveying device and the tempering device by the control device.
- the generation of an inappropriate temperature in the tempering and setting an unpleasant for the user of the vehicle seat air flow can be effectively avoided in this way.
- the automatic control of the air conveyor and the tempering device allows the avoidance of excessive noise.
- the tempering device may comprise, for example, a heating device and / or a cooling device, so that the air to be conveyed to the temperature control region can be heated and / or cooled.
- the air conveyor may comprise a fan, preferably a centrifugal fan.
- the device for tempering the neck region of a user of a vehicle seat can thus be designed, for example, as a heating and / or cooling fan.
- the control device is set up to automatically set a preheat operating mode in which the air Conveyor disabled and the tempering device is activated.
- a preheat operating mode in which the air Conveyor disabled and the tempering device is activated.
- the temperature control device provides at least 50% of its power intended for a particular power level.
- an activated device means an activated device, so that an activated device can also be operated in a pulsed mode and with pulse width modulation.
- the device according to the invention is further developed advantageously in that the control device is set up to set the preheat operating mode when the device is activated and / or the ambient temperature is below a temperature limit.
- the device may for example have one or more temperature sensors.
- the blowing of non-preheated air from the user of the vehicle seat can be perceived as unpleasant.
- the tempering effect of the device is immediately perceived as pleasant.
- the preheat mode of operation thus ensures, for example, that the cold air present in the device or in the seat is preheated first, before the air conveyor is put into operation by a delayed fan start.
- the control device is adapted to the preheat operating mode for a preheat duration and / or until a predefined one has been reached Maintain the difference between the ambient temperature and the air temperature of the tempered air.
- the preheating time can be, for example, in a range between 0 seconds and 45 seconds, preferably between 0 seconds and 2 seconds, particularly preferably between 0.5 seconds and 2 seconds.
- the preheat mode of operation may be performed, for example, until the air temperature of the tempered air is about 10 ° C above ambient temperature.
- the control device is set up to determine the preheating time as a function of one or more environmental parameters and / or one or more operating parameters of the temperature control device.
- the preheating time is therefore in this embodiment, no static preselected time value, but dependent on the environment and / or the operation of the temperature control device.
- the one or more environmental parameters may include, for example, ambient temperature and / or humidity in the environment.
- the one or more operating parameters of the tempering device may include, for example, the power consumption, the power consumption, the applied voltage, and / or the electrical resistance of the tempering device or its components.
- the term “environment” usually means the interior of the vehicle cabin and the air inside the vehicle cabin, for example, “ambient temperature” means the temperature of the air inside the vehicle cabin in the vicinity of the component in question In this case, for example, “ambient temperature” means the temperature of the air outside the vehicle, which is especially the case with vehicles that are operated with the top down.
- the tempering device comprises one or more PTC heating resistors or is formed from one or more PTC heating resistors.
- the control device is preferably configured to determine the preheating duration as a function of the resistance value of the one or more PTC heating resistors.
- the resistance value of a PTC heating resistor depends on its temperature.
- the preheat mode of operation is executed until a resistance value is detected which can be associated with a temperature of the PTC heater resistor greater than 30 ° C.
- the time between two starts in which the device was deactivated may be compared to a time required for the one or more PTC heater resistors to cool.
- the preheating operating mode is suppressed, shortened or operated at a reduced power level.
- the control device of the device according to the invention is preferably set up to automatically start a start-up operating mode in which the air conveyor and the temperature control device are activated and the operating state of the air conveyor and / or the operating state of the temperature control device changes at least temporarily.
- the start-up operating mode allows an adjustment of the delivery rate to the current prevailing temperature control of the temperature control device. For example, it can be ensured in the start-up operating mode that no more air is conveyed by a suitable regulation of the air conveyor or a suitable adaptation of the fluid delivery capacity than heated by the heating fan not yet thoroughly heated or a heating resistor not yet heated to the target temperature can be.
- the temperature control device preferably provides at least 50% of its power intended for a particular power level.
- the flow of current through the air conveyor and / or the tempering device during the preheat operating mode and / or the start-up operating mode is at most in a range between 16 and 25 A at 12 volts, preferably 16 and 20 A, and 4 and 5 A at 48 volts.
- the electrical influencing parameter and / or the fluid flow are changed by increasing the electrical influencing parameter and / or the fluid flow from an initial value to a desired value, preferably over a starting period.
- the start-up period is preferably in a range between 0 seconds and 40 seconds, preferably between 1 second and 20 seconds, more preferably between 1, 5 seconds and 2 seconds.
- the increase of the electrical influencing parameter and / or of the fluid flow can take place continuously and / or stepwise.
- the control device is set up to increase the electrical influencing parameter and / or the fluid flow at least in sections linearly, hyperbolicly or asymptotically.
- the control device is preferably set up to increase the electrical influencing parameter and / or the fluid flow, at least in sections, in a ramp-like manner in a linearly or ramp-like hyperbolic manner.
- the different gradients of the electrical influencing parameter and / or of the fluid flow can each be advantageous under selected operating conditions, for example in order to achieve a comfort maximization for the user of the vehicle seat or an acceleration of the air temperature control.
- a device is preferred in which the control device is set up to increase the electrical influencing parameter and / or the fluid flow as a function of one or more environmental parameters, the temperature in the tempering region and / or one or more operating parameters of the temperature control device.
- the one or more environmental parameters may include, for example, the ambient temperature. If the increase of the electrical influencing parameter and / or the fluid flow takes place as a function of the temperature in the temperature control range, can a corresponding control can be achieved that prevails during the start-up operating mode always the same temperature in the temperature control. This leads to a considerable increase in comfort for the user of the vehicle seat.
- the control device is adapted to the electrical influencing parameter and / or the fluid flow as a function of the resistance value of the one or more PTC heating resistors and / or the gradient of the resistance value of the one or more PTC heating resistors increase.
- a fluid delivery rate of the air conveyor is stored for each resistance value of the one or more PTC heating resistors in the start-up operating mode.
- the fluid delivery rate increases depending on the PTC resistance, so that the fluid flow during the start-up operating mode always has the same temperature.
- control device is set up to maintain this target resistance value after reaching a target resistance value of the one or more PTC heating resistors. In this way, perceptible noise changes are avoided, whereby the comfort of use is increased.
- a device in which the control device is set up to automatically set a continuous operating mode.
- the air conveyor and the tempering device are operated substantially constantly in a desired state.
- the tempering device preferably provides at least 50% of its power intended for a certain power level.
- the control device increases at least one electrical influence parameter to a final value. End value here means in particular a value that corresponds to a suitable for continuous operation setpoint. This final value becomes preferably held with a maximum tolerance of +/- 20%. It deviates by a maximum of +/- 20% from the intended target value.
- the electrical influencing parameter is preferably a parameter which influences the delivery rate of the air delivery device.
- the controller is configured to initially set the preheat mode of operation before the startup mode of operation is set.
- the device is preferably operated only in the startup mode of operation before the duration mode of operation is set.
- the device is preferably in a steady state, so that the duration mode of operation can be performed without an end time limit.
- the object underlying the invention is further achieved by a headrest or a vehicle seat of the type mentioned, wherein the device for tempering the neck region of the user is formed according to one of the embodiments described above.
- the headrest and / or the vehicle seat may include a heater fan to flow to the neck area of a passenger with cold and / or warm air.
- the object underlying the invention is further achieved by a control method of the type mentioned above, wherein the air conveyor and the temperature control means are controlled automatically by means of a control device.
- the control method according to the invention for operating a device for tempering the neck region of a user of a vehicle seat according to one of the embodiments described above is used.
- the device is activated and detects the ambient temperature, wherein the preheat operating mode is set when device is activated and / or the ambient temperature is below a temperature limit.
- the preheat operating mode is set when device is activated and / or the ambient temperature is below a temperature limit.
- the blowing of non-preheated air may be perceived as unpleasant by the user of the vehicle seat.
- the tempering effect of the device is immediately perceived as pleasant.
- a control method according to the invention is preferred in which the preheating time is determined and / or the operating mode automatically changes from the preheating operating mode to the starting operating mode after the preheating time has elapsed.
- the preheating time is determined as a function of one or more environmental parameters and / or one or more operating parameters of the temperature control device.
- a control method is preferred in which the determination of the preheating time comprises detecting a resistance value of one or more PTC heating resistors of the temperature control device and / or detecting a gradient of the resistance value of one or more PTC heating resistors of the temperature control device Determining the preheating time in dependence on the detected resistance value and / or the detected gradient of the resistance value of the one or more PTC heating resistors takes place.
- the gradient of the resistance value the time in which the device has a maximum power consumption can be reduced.
- the preheat operation mode is executed until both the resistance value and the gradient of the resistance value are within a defined range.
- an electrical influencing parameter influencing the delivery rate of the air conveyor and / or the fluid flow is changed in the start-up operating mode, the electrical influencing parameter and / or the fluid flow are increased from an initial value to a desired value, preferably via a start-up Period, the electrical influence parameter and / or the fluid flow at least partially linear, hyperbolic or asymptotic increased, and / or the electrical influence parameter and / or the fluid flow in dependence of one or more environmental parameters, the temperature in the temperature control and / or one or more operating parameters the tempering device increased.
- the electrical influencing parameter and / or the fluid flow are at least partially ramped linearly or ramped hyperbolic.
- the different increase courses of the electrical influencing parameter and / or the fluid flow can be advantageous in each case under selected operating conditions, for example in order to achieve a comfort maximization for the user of the vehicle seat or an acceleration of the air temperature control.
- one or more environmental parameters, the temperature in the temperature control range and / or one or more operating parameters of the temperature control device are detected.
- the preheat duration is preferably not a static preselected time value.
- the one or more environmental parameters may include, for example, ambient temperature and / or humidity in the environment.
- the one or more operating parameters of the tempering device may include, for example, the power consumption, the power consumption, the applied voltage, and / or the electrical resistance of the tempering device or its components.
- Fig. 1 shows an embodiment of the invention
- Fig. 2 shows an embodiment of the invention
- FIG. 4 shows a profile of the resistance value of a PTC heating resistor of a tempering device.
- the air conveyor 12 is adapted to convey air to a temperature control area 14.
- the air is sucked in by means of a fan from the environment of the vehicle seat 50 and transported via fluid-conducting connections 24, 26 to the temperature control 14.
- the headrest of the vehicle seat 50 has in the neck region on an outlet opening through which the air from the fluid-conducting connections 24, 26 is blown into the temperature control range 14.
- the tempering device 16 is configured to temper the air to be conveyed to the tempering region 14.
- the tempering device 16 has a PTC heating resistor which, when energized, heats the air in the vicinity of the PTC heating resistor.
- the control device 18 is configured to control the air conveyor 12 and the temperature control device 16 automatically.
- the control device 18 via the signal-conducting connections 20, 22 signal-conducting connected to the air conveyor 12 and the tempering device 16.
- the control device 18 is configured to automatically set a preheat operating mode I, a start-up operating mode II or a continuous operating mode III. Exemplary embodiments of the preheat operating mode I, the starting operating mode II and the continuous operating mode III are explained in more detail with reference to FIG.
- control method for operating a device 10 for tempering the neck region of a user of a vehicle seat 50.
- the control method is initiated by the following step:
- the detected ambient temperature is far below a user or automatically set target temperature of the air and also below a predetermined temperature limit. Since the device 10 has been activated and the ambient temperature is below the temperature limit, the following step is carried out:
- the automatic control of the air-conveying device 12 and the tempering device 16 by means of the control device 18 comprises the following step:
- Determining the preheating time tv may, for example, include determining a period of time after which the preheating operating mode I is ended.
- the determination of the preheat time tv may include determining an operating state at which the preheat operating mode I is terminated.
- the preheating time t v is determined as a function of two operating parameters of the tempering device 16, namely the resistance value R of a PTC heating resistor of the tempering device 16 and the gradient of the resistance value R of the PTC heating resistor of the tempering device 16, so that Determining the preheat time tv includes the following steps: 112) detecting a resistance value R of the PTC heating resistor of the tempering device 16; and
- the preheating operation mode is ended and the following step is carried out:
- the automatic control of the air conveyor 12 and the temperature control device 16 by means of the control device 18 comprises the following step:
- the air conveyor 12 and the tempering device 16 are activated and the operating state of the air conveyor 12 changes. Since the air conveyor 12 has now been activated, the following step is carried out:
- the following step is also carried out: 22) Detecting a plurality of operating parameters of the tempering device 16.
- the detection of the plurality of operating parameters of the tempering device 16 comprises the following steps:
- the operating state of the air conveyor 12 is changed in the start-up operating mode II by increasing the delivery rate F of the air conveyor 12 over time, so that the control method comprises the following step:
- Changing the electrical influencing parameter influencing the delivery rate F of the air delivery device 12 comprises the following step:
- the increase in the electrical influencing parameter takes place here again as a function of the resistance value R of the PTC heating resistor of the tempering device 16 and the gradient of the resistance value R of the PTC heating resistor of the tempering device 16.
- the increasing can take place, for example, linear, hyperbolic or asymptotic in sections ,
- step 132) automatic control of the air conveyor 12 and the tempering device 16 by means of the control device 18th
- the automatic control of the air conveyor 12 and the temperature control device 16 by means of the control device 18 comprises the following step:
- FIG 3 shows three different curves of the delivery rate F of an air conveyor 12 and the operating state profile of a tempering device 16 of a device 10 according to the invention.
- the illustrated curves of the delivery rate F of the air conveyor 12 can be implemented by a control device 18 of the device.
- a control device 18 of the device 10 is configured to automatically set a preheat operating mode I, a start-up operating mode II and a continuous operating mode III.
- the preheating operating mode I in which the air conveyor 12 is deactivated and the tempering device 16 is activated, is carried out over a preheating time tv.
- the activation of the tempering device 16 is represented by the jump of the operating state curve from "0" to "1".
- the delivery rate F is equal to zero during the preheating period tv.
- the start-up operating mode II in which the air conveyor 12 and the temperature control device 16 are activated and the operating state of the air conveyor 12 changes, is carried out over a start-up period tA.
- the tempering device 16 maintains the activated state.
- the delivery rate F increases continuously and continuously until a setpoint value is reached.
- the delivery rate F increases only suddenly to an intermediate value and from the intermediate value continuously and continuously until reaching a target value.
- the delivery rate F increases stepwise until a setpoint value is reached.
- the delivery rate is increased by a corresponding setting of an electrical influencing parameter influencing the delivery rate F of the air delivery device 12.
- the continuous operating mode III is set automatically, in which the air conveyor 12 and the temperature control device 16 are operated substantially contant in a desired state.
- the preheating operating mode may be carried out until the PTC heating resistor has reached a resistance value R which exceeds a temperature of the PTC heating resistor of more than 30 ° C can be assigned. If the device 10 has the resistance-temperature curve of the PTC heating resistor used, a reliable statement about the temperature of the PTC heating resistor can be made by detecting the resistance value R.
- the electrical influencing parameter of the air conveying device 12 influencing the conveying power F can be determined as a function of the resistance value R of the PTC heating resistor and / or of the gradient of the resistance value R of the PTC heating resistor, wherein the control device 18 may be configured to maintain this target resistance value after reaching a target resistance value of the PTC heating resistor.
- All electrical components shown in Figure 2 could also be combined in a module. This module could, for example, be integrated into the headrest as a small box about 10 x 10 x 6 cm or mounted between the headrest and seat back.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Power Engineering (AREA)
- Air-Conditioning For Vehicles (AREA)
- Chair Legs, Seat Parts, And Backrests (AREA)
- Seats For Vehicles (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018539872A JP6671488B2 (ja) | 2016-02-10 | 2017-02-10 | 車両シートのユーザーのネック領域を温度調節する装置 |
US16/072,349 US10933780B2 (en) | 2016-02-10 | 2017-02-10 | Device for controlling the temperature of the neck region of a user of a vehicle seat |
CN201780007495.2A CN108473074B (zh) | 2016-02-10 | 2017-02-10 | 用于给车辆座椅的使用者的颈部区域调温的设备 |
DE112017000732.1T DE112017000732A5 (de) | 2016-02-10 | 2017-02-10 | Vorrichtung zum Temperieren des Nackenbereichs eines Benutzers eines Fahrzeugsitzes |
KR1020187018073A KR102140506B1 (ko) | 2016-02-10 | 2017-02-10 | 차량 시트의 사용자 경부 부위의 온도 조절 장치 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102016001426 | 2016-02-10 | ||
DE102016001426.1 | 2016-02-10 |
Publications (1)
Publication Number | Publication Date |
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WO2017137023A1 true WO2017137023A1 (de) | 2017-08-17 |
Family
ID=58503544
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/DE2017/000023 WO2017137023A1 (de) | 2016-02-10 | 2017-02-10 | Vorrichtung zum temperieren des nackenbereichs eines benutzers eines fahrzeugsitzes |
Country Status (6)
Country | Link |
---|---|
US (1) | US10933780B2 (de) |
JP (1) | JP6671488B2 (de) |
KR (1) | KR102140506B1 (de) |
CN (1) | CN108473074B (de) |
DE (1) | DE112017000732A5 (de) |
WO (1) | WO2017137023A1 (de) |
Cited By (3)
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WO2020094332A1 (de) * | 2018-11-05 | 2020-05-14 | Volkswagen Aktiengesellschaft | Schaltungseinheit und verfahren zur steuerung von lastströmen |
EP3738802A1 (de) * | 2019-05-13 | 2020-11-18 | Volvo Car Corporation | Automatische temperaturanpassung von fahrzeuginnenraumkomponenten |
US11716788B2 (en) | 2020-02-18 | 2023-08-01 | Gentherm Gmbh | Heater control system based on slope of supply current |
Families Citing this family (3)
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DE102013221516A1 (de) * | 2013-10-23 | 2015-04-23 | Bayerische Motoren Werke Aktiengesellschaft | Luftversorgungseinrichtung für einen Fahrzeugsitz und Verfahren zum Betreiben der Luftversorgungseinrichtung |
US10457165B2 (en) * | 2017-02-27 | 2019-10-29 | Toyota Motor Engineering & Manufacturing North America Inc. | Providing a notification to an occupant using a vehicle seat |
JP6699632B2 (ja) * | 2017-07-20 | 2020-05-27 | 株式会社デンソー | 車両用空調装置 |
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- 2017-02-10 DE DE112017000732.1T patent/DE112017000732A5/de active Pending
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Also Published As
Publication number | Publication date |
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KR20180087354A (ko) | 2018-08-01 |
US20190031060A1 (en) | 2019-01-31 |
CN108473074B (zh) | 2021-03-09 |
JP6671488B2 (ja) | 2020-03-25 |
CN108473074A (zh) | 2018-08-31 |
JP2019504791A (ja) | 2019-02-21 |
US10933780B2 (en) | 2021-03-02 |
KR102140506B1 (ko) | 2020-08-04 |
DE112017000732A5 (de) | 2018-11-29 |
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