Seat Patents (Class 454/907)
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Patent number: 11738672Abstract: A vehicle seat power consumption control device and method therefor, may reduce a voltage supplied to a heating wire or air blower provided in a vehicle seat based on at least one of a position of the vehicle seat, body information related to an occupant, and power consumption time (operation time of a heating wire or an air blower) of the vehicle seat to reduce power consumption of a battery while maintaining a sensory temperature of an occupant at a certain level, improving fuel efficiency of the vehicle. To this end, the vehicle seat power consumption control device may include a sensor that obtains an angle of a vehicle seat and a controller that adjusts a voltage supplied to an electric device provided in the vehicle seat according to the angle of the vehicle seat.Type: GrantFiled: April 13, 2021Date of Patent: August 29, 2023Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Dong Hoon Lee, Doo Ri Kim, Yo Han Kim
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Patent number: 11642991Abstract: The present disclosure describes vehicle seats having integral components for use with ventilation, air conditioning, and/or heating systems. Air ducting can be incorporated into the seat base and the seat back. Further, air can be directed through a rear-facing outlet vent in the seat back, providing improved ventilation, air conditioning, and/or heating for rear passengers of a vehicle.Type: GrantFiled: July 10, 2020Date of Patent: May 9, 2023Assignee: Nikola CorporationInventors: Nicolas LaBerge, Kyle Ness
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Patent number: 11541718Abstract: A thermal management system for a vehicle and method for controlling a water-heating type PTC heater thereof by controlling a PTC heater that uses water for heating, in which a heat source for heating is secured by operating the water-heating type PTC heater and thereby additionally heating a coolant, while charging a battery, in a thermal management system for a vehicle, during a heating mode, in which: refrigerant circulates through a second heat exchanger, a waste heat recovery chiller, a compressor and an indoor heat exchanger; and the coolant passes through a water-cooling type battery module, the water-heating type PTC heater, a battery chiller, electric parts and the waste heat recovery chiller.Type: GrantFiled: March 29, 2018Date of Patent: January 3, 2023Assignee: Hanon SystemsInventors: Seung Ho Lee, Young Chul Kim, Seo-Jun Yoon, Jae Min Lee
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Patent number: 9004993Abstract: A vehicular seat air-conditioning system comprising a blower (11) which generates blown air, an intake duct (12) which is connected to an intake side of the blower (11), a seat air-conditioning duct (13) which is connected to the in-door air-conditioning unit (21) and in which cool air which was cooled by the in-door air-conditioning unit (21) flows, and a box-shaped part (14) which is formed by a separate member from chassis members forming the cabin space and which is connected to a downstream side end of the seat air-conditioning duct (13). The box-shaped part (14) have side walls (14b) which extend in a vertical direction and a bottom (14c) which closes a space surrounded by the side walls (14b) from the lower side, the top ends of the side walls (14b) form an opening part (14a) which opens facing the upper side in the vertical direction, and an upstream side end of the intake duct (12) is inserted into the inside of the box-shaped part (14) through the opening part (14a).Type: GrantFiled: March 14, 2011Date of Patent: April 14, 2015Assignees: Denso Corporation, Toyota Boshoku Kabushiki KaishaInventors: Takahisa Fujii, Yasuhiko Niimi, Yuji Ito, Takeshi Nishiura
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Patent number: 8950467Abstract: A seat air-conditioning system for automotive vehicles includes an air-conditioning unit for generating cold air or hot air, a driver seat including a seat portion provided with a plurality of air discharge holes through which to discharge the cold air or the hot air to the outside, a front passenger seat including a seat portion provided with a plurality of air discharge holes through which to discharge the cold air or the hot air to the outside, an outlet duct mounted to the air-conditioning unit for drawing the cold air or the hot air from the air-conditioning unit therethrough, a seat duct connected to the outlet duct for supplying the cold air or the hot air to the driver seat and the front passenger seat therethrough, and a seat blower attached to the outlet duct for blowing the cold air or the hot air at an increased flow rate.Type: GrantFiled: June 9, 2010Date of Patent: February 10, 2015Assignee: Halla Visteon Climate Control CorporationInventors: Dae Woong Lee, Jong Su Kim, Soo-Yong Jin
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Patent number: 8083575Abstract: A ventilation system is provided in an automobile by forming an intake opening in the top of the seats in the automobile. A telescopic pipe is located in the cushion of the seat with its top end mounted to the intake opening and its lower end mounted to an outlet port at the underside of the seat. An ammonia sensor and a air drawing fan is mounted in the telescopic pipe. The air drawing fan is actuated by the ammonia sensor with the control of a seat fan module when the ammonia sensor detects body waste odor air expelled by a passenger sitting in the seat. Exhaust ducts are provided for conducting the odor air out of the automobile.Type: GrantFiled: September 25, 2007Date of Patent: December 27, 2011Inventor: Hong Min Kim
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Patent number: 7281574Abstract: A rear face inlet 25 and a foot inlet 28, and a rear face duct portion 26 and a foot duct portion 31 which are adapted to distribute air from the inlets, respectively, are disposed in alignment with each other in a transverse direction of a vehicle. As a result, a conventional overlapping portion where the rear face inlet and the foot inlet are made to overlap each other vertically somewhere along the length of each of the inlets in a transverse direction of the vehicle and a conventional overlapping portion where the rear face duct and the rear foot duct are disposed in such a manner as to overlap each other in a longitudinal direction of the vehicle somewhere along the length of a downwardly extending portion of each of the ducts can be eliminated, whereby the air conditioning unit can be constructed so as to be decreased in size vertically and longitudinally.Type: GrantFiled: February 10, 2004Date of Patent: October 16, 2007Assignee: DENSO CorporationInventors: Kazuji Shibata, Yoshio Yoshida
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Patent number: 7275984Abstract: An air conditioning unit for introducing air to a surface of a seat back has a first air guide, a second air guide and a flexible connecting part. The first air guide is disposed on a rear side of a cushion member of the seat back to follow an elastic deformation of the cushion member. An upstream portion of the first air guide defines an inlet port. A downstream portion of the first air guide communicates with a seat back opening formed in the cushion member. The second air guide is disposed on a back board, which is located on the rear side of the cushion member with a space. The second air guide has an inlet port at an upstream portion thereof and an outlet port at a downstream end thereof. The flexible connecting part flexibly connects the outlet port of the second air guide and the inlet port of the first air guide.Type: GrantFiled: June 21, 2006Date of Patent: October 2, 2007Inventor: Shinji Aoki
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Patent number: 7261372Abstract: A seat air conditioner for a vehicle seat includes a blower unit which has a blower fan and an air discharge duct, a vibration isolation unit arranged between the blower unit and a cushion member of the seat, and an accordion duct which is arranged between the air discharge duct and an air passage defined in the cushion member. The blower unit is disposed at an opposite side to the cushion member with respect to seat spring members of the seat. Air blown by the blower fan flows toward a plurality of blowing-out openings formed at a surface cover member of the seat, through the air discharge duct, the accordion duct and the air passage formed in the cushion member.Type: GrantFiled: September 7, 2005Date of Patent: August 28, 2007Assignee: DENSO CorporationInventor: Shinji Aoki
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Patent number: 7028493Abstract: In a vehicle air conditioner, a front air conditioning unit and a seat air conditioning unit are automatically controlled by an air conditioner ECU. If a seat air conditioner switch is operated by a user during an automatic control, the setting (e.g. air volume of a seat blower) of the seat air conditioning switch is learned. Based on the learning, a seat blower characteristic diagram, which is stored in a ROM, is changed. Therefore, from this time onward, under the same environmental condition, the seat blower air volume is determined based on the changed seat blower characteristic diagram. Accordingly, a seat air conditioning is provided as desired.Type: GrantFiled: October 28, 2003Date of Patent: April 18, 2006Assignee: DENSO CorporationInventors: Hiroyuki Tomita, Toshifumi Kamiya
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Patent number: 6928829Abstract: In a seat air conditioning unit for a vehicle seat constructed with a seat cushion and a seat back, when a seat air conditioning operation is performed in a cooling operation of a passenger compartment, a cooling capacity of cool air blown from the seat back is set smaller than a cooling capacity of cool air blown from these at cushion while a passenger sits on the vehicle seat. Further, the cooling capacity of cool air blown from a lower portion of the seat back can be set smaller than the cooling capacity of an upper portion of the seat back. Accordingly, even when the cooling operation is continued for a long time while the seat air conditioning operation is performed, the waist portion of the passenger can be prevented from being excessively cooled.Type: GrantFiled: January 7, 2004Date of Patent: August 16, 2005Assignee: Denso CorporationInventors: Toshifumi Kamiya, Shinji Aoki
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Patent number: 6910961Abstract: Personal air supply devices integrated with chairs are adapted for use in conjunction with building or vehicle ventilation systems. The personal air supply devices include ducts, a tube and a nozzle arranged to direct a portion of the air from the building or vehicle ventilation system at the facial zone of a person sitting in the chair. The personal air supply devices include airflow regulating devices for regulating the flow of air through the nozzle. The tubes and nozzle are configured to release air from the ventilation system very close to the nose and mouth of a person in the chair to prevent mixing with ambient air and maximize the cooling and refreshing effect of the conditioned air. The building or vehicle ventilation system may be operated at lower ventilation rates without causing discomfort to persons provided with personal air supply devices.Type: GrantFiled: September 17, 2003Date of Patent: June 28, 2005Inventor: Jianlei Niu
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Patent number: 6871696Abstract: A vehicle seat air-conditioning system is used with a main air-conditioning unit which operates in one of a plurality of air blow modes. The main air-conditioning unit has an air-conditioned air outlet-port for supplying air-conditioned air irrespective of the air mode. The vehicle seat air-conditioning system includes an air-conditioned air duct connected to the air-conditioned air outlet-port, a seat-air duct connected to the air-conditioned air duct to supply the air-conditioned air to the inside of a seat and an air blower unit for blowing the air-conditioned air.Type: GrantFiled: December 15, 2000Date of Patent: March 29, 2005Assignee: Denso CorporationInventors: Shinji Aoki, Yuichi Kajino, Takeshi Yoshinori
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Patent number: 6848742Abstract: A seat air conditioning unit includes a seat defining an air passage therein through which air flows toward a seat surface, and first and second blower units for blowing air in the air passage. The first blower unit is provided in a seat bottom of the seat and the second blower unit is provided in a backrest of the seat. The first blower unit includes one of a centrifugal fan, a mixed flow fan, and a regeneration fan. The second blower unit includes an axial flow fan.Type: GrantFiled: March 25, 2003Date of Patent: February 1, 2005Assignee: Denso CorporationInventors: Shinji Aoki, Toshifumi Kamiya
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Publication number: 20040253920Abstract: The invention being submitted pertains to a bed, consisting of a bedstead (1) and a mattress (2), whereby an air-conduction unit (4) is integrated in the bedstead. Along one or more lateral walls (3) of the bedstead (3), side ducts (6) are provided with lateral escape ports (5) for the out-flow of air from the air-conduction unit (4). Additionally, a mattress air-chamber (10) is provided with the upper escape ports (8) for the discharge of air from the air-conduction unit (4).Type: ApplicationFiled: June 26, 2004Publication date: December 16, 2004Inventor: Guenther Schoettle
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Patent number: 6793016Abstract: A vehicle air conditioning system includes a space air conditioning unit for blowing conditioned air into a passenger compartment, a seat air conditioning unit for blowing air into a vehicle seat, and a control unit for controlling the space air conditioning unit and the seat air conditioning unit. The control unit includes space controlling means for controlling the space air conditioning unit in accordance with a space control value calculated based on a space target air temperature, and seat controlling means for controlling the seat air conditioning unit in accordance with a seat control value calculated based on the space target air temperature. Further, the seat controlling means includes a first seat air conditioning means which determines the seat control value in a steady air conditioning state of the passenger compartment, and a second seat air-conditioning means which determines the seat control value in a transition air-conditioning state of the passenger compartment.Type: GrantFiled: January 25, 2001Date of Patent: September 21, 2004Assignee: DENSO CorporationInventors: Shinji Aoki, Takeshi Yoshinori, Koji Sakai, Yuichi Kajino
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Patent number: 6685553Abstract: A seat air conditioning unit includes a seat defining an air passage in a seat member and a blower unit for blowing air into the air passage. The air passage includes an air introduction passage communicating with the blower unit, air distribution passages formed on a surface of a main pad of the seat member adjacent to a sub pad and through holes formed in the sub pad at portions corresponding to the air distribution passages. The air distribution passages extend from the air introduction passage toward the front and rear ends or the top and bottom ends of the seat. The through holes have openings on a surface of the sub pad adjacent to a cover. A dimension of each opening is greater than a dimension of the air distribution passage in a direction substantially perpendicular to a longitudinal direction of the air distribution passage.Type: GrantFiled: March 24, 2003Date of Patent: February 3, 2004Assignee: Denso CorporationInventor: Shinji Aoki
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Publication number: 20010004008Abstract: A vehicle seat air-conditioning system is used with a main air-conditioning unit which operates in one of a plurality of air blow modes. The main air-conditioning unit has an air-conditioned air outlet-port for supplying air-conditioned air irrespective of the air mode. The vehicle seat air-conditioning system includes an air-conditioned air duct connected to the air-conditioned air outlet-port, a seat-air duct connected to the air-conditioned air duct to supply the air-conditioned air to the inside of a seat and an air blower unit for blowing the air-conditioned air.Type: ApplicationFiled: December 15, 2000Publication date: June 21, 2001Inventors: Shinji Aoki, Yuichi Kajino, Takeshi Yoshinori
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Patent number: 6196308Abstract: An automotive vehicle climate control system is capable of simultaneously providing fully heated air exiting one air outlet while also providing fully cooled air exiting from a second air outlet. Another aspect of the present invention provides simultaneous and independently controlled air volumes exiting from two different air outlets while receiving air through one or more common air inlets. Yet another aspect of the present invention climate control system employs a single evaporator and two suction blowers arranged downstream of the evaporator. A further aspect of the present invention uses a single evaporator and two heaters angularly disposed in relation to each other. The automotive vehicle climate control system of the present invention further includes a single unit having a front heater and front outlet providing air flow forward of the unit, and a rear heater and rear air outlet providing air flow behind the unit.Type: GrantFiled: February 16, 1999Date of Patent: March 6, 2001Assignee: Denso International America, Inc.Inventor: Joseph R. Halligan
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Patent number: 6179706Abstract: A seat air conditioner for a vehicle has a seat having a pad and a blower unit for forcibly blowing conditioned air toward the seat. The pad has an introduction passage for introducing blown air toward a surface of the pad, plural distribution passages communicating with and radially extending from the introduction passage and plural communication passages causing communication among the distribution passages. Each of the distribution passages and the communication passages is formed as a groove in the surface of the pad. Therefore, even when a passenger is seated on the seat, air does not stagnate but flows into the distribution passages extending outside a portion of the seat which contacts with the passenger through the communication passages. As a result, air is smoothly blown out from the seat, and the passenger immediately feels sufficiently warm and comfortable.Type: GrantFiled: June 14, 1999Date of Patent: January 30, 2001Assignee: Denso CorporationInventors: Takeshi Yoshinori, Shinji Aoki, Koichi Ban
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Patent number: 6105667Abstract: An air conditioning apparatus for a vehicle seat includes a seat blower unit disposed in a lower side of the seat, and a seat duct for leading air from an air conditioning unit to the seat through the seat blower unit. In the air conditioning apparatus, it can be determined that heat load of a passenger compartment is decreased to a predetermined value based on an operation state of a unit blower of the air conditioning unit, and the seat blower is stopped when the heat load is decreased to the predetermined value. Further, the seat blower is turned on or off according to the heat load of the passenger compartment, so that temperature of the seat can be controlled within a predetermined range.Type: GrantFiled: March 2, 1999Date of Patent: August 22, 2000Assignee: Denso CorporationInventors: Takeshi Yoshinori, Shinji Aoki, Hajime Ito
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Patent number: 6079485Abstract: A vehicle air-conditioning system includes a controller for controlling operation of an air-conditioner unit and operation of a seat heating and cooling device in interlocked relation such that operating conditions of the air-conditioner unit are automatically changed on the basis of the temperature of a vehicle seat, operating conditions of the seat heating and cooling device, or setting information of the seat heating and cooling device, or alternatively operating conditions of the seat heating and cooling device are automatically changed on the basis of the operating conditions of the air-conditioner unit or setting information of the air-conditioner unit.Type: GrantFiled: April 28, 1998Date of Patent: June 27, 2000Assignee: Honda Giken Kogyo Kabushiki KaishaInventors: Hidenori Esaki, Akihiro Fujita, Yoshihiko Hotta
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Patent number: 6059018Abstract: An air-conditioning case (2d) of a front air-conditioning unit (2) includes therein a branching duct (2c) for dividing the flow of the air-conditioned air to the seat (3) of occupants, and a cool/warm air switch (10) for switching the cool air (7) and the warm air (8) of the air-conditioned air and sending the resultant air to air supply ports (19). The air supply ports (19) are connected to the seat (3) by a single air duct (4). Therefore, the duct configuration is very simple. Also, the air duct (4) can be an existing one connected to the rear foot vent (30).Type: GrantFiled: July 13, 1998Date of Patent: May 9, 2000Assignee: Denso CorporationInventors: Takeshi Yoshinori, Yuichi Kajino, Hikaru Sugi, Shinji Aoki, Yoshimitsu Inoue, Hajime Ito
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Patent number: 6050890Abstract: A retaining device having an elastic annular collar as a retainer for mounting a vibrating part to obtain, in a constructionally simple manner, good outward encapsulation, for fitting it into a soft part. The retaining device is a retaining ring which surrounds the vibrating part at a radial distance and has longitudinal slots which are distributed around the circumference and run in the circumferential direction. Pins are provided adjacent to and perpendicular to the slots, on which the elastic annular collar is mounted, such that the elastic annular collar does not come into contact with the retaining ring.Type: GrantFiled: October 23, 1997Date of Patent: April 18, 2000Assignee: DaimlerChrysler AGInventors: Frank Bayer, Eberhard Faust, Karl Pfahler
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Patent number: 5921314Abstract: The conditioned seat, has at least one seat contact surface (31), the outer side of which faces towards part of a passenger in the seat. An air-conditioning device (18) supplies conditioned air to the region of the inner side of the seat contact surface (31). An electrical heating element (24) is arranged in the region of the inner side of the seat contact surface (31) for warming the seat contact surface (31). A temperature sensor (28) detects the temperature in the region of the seat contact surface (31). For achieving a fast adjustment of the seat temperature to a preset desired temperature independent from the ambient temperature a controlling system (20) is provide which is in connection both with the air-conditioning device (18) and with the electrical heating element (24) and controls these corresponding to a pre-set desired temperature value in dependence on the temperature measured by the temperature sensor (28).Type: GrantFiled: October 7, 1997Date of Patent: July 13, 1999Assignee: W.E.T. Automotive Systems AktiengesellschaftInventors: Ferdinand Schuller, Hans-Georg Rauh, Gunter Lorenzen, Michael Weiss
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Patent number: 5765635Abstract: An air conditioner for cooling or heating partitioned zones of an interior of a vehicle includes an air conditioning part and air curtain forming apparatus. The air conditioning part cools and heats intake air. The cooled or heated intake air is supplied to the air curtain forming apparatus. In the air curtain forming apparatus, the cooled or heated air entering the air feeder from the air conditioning part is discharged to an air curtain forming part arranged in plural positions of the interior of the vehicle, and sprayed to form the air curtain by an air spray nozzle part and air suction nozzle part. The sprayed air is admitted to an air-exhaust part to be recirculated to the air feeder or externally discharged. A microprocessor controls the air conditioning part and air curtain forming apparatus by receiving various control signals from a temperature/operation controlling part, a temperature/recognition sensor and a mode selector.Type: GrantFiled: June 22, 1995Date of Patent: June 16, 1998Assignee: Daewoo Electronic Co., Ltd.Inventor: Harng Rhee
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Patent number: 5450894Abstract: An air conditioning apparatus for a vehicle for air conditioning only a zone adjacent a person sitting on a seat. A bottom duct 62 has inlets 60 which are located laterally of a sitting part 50 of the seat, and a top duct 70 has an outlet 72 located above a head rest portion 58 of the seat. Arranged in the bottom duct 62 is a blower fan 74, evaporator 78 and heater 80. The rotation of the fan 74 causes the air to be sucked into the duct 62 via the inlets 60, and is subjected to the heat exchange with the evaporator 78 and the heater 80 to obtain a desired temperature of the air. The air is discharged downwardly from the top outlet 72 to the bottom inlet 60, so that air flows for air conditioning are crated along an area only around the person sitting on the seat.Type: GrantFiled: November 13, 1992Date of Patent: September 19, 1995Assignee: Nippondenso Co., Ltd.Inventors: Yoshimitsu Inoue, Kazushi Shikata, Yoshiaki Takano, Masahiko Osuka
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Patent number: 5301457Abstract: A chaise lounge and upright chair, representing two embodiments of the invention, each having a frame with tubular components forming a primary air plenum having a predetermined orientation with respect to an occupant in a normal position sitting on the upright chair or lying on the chaise lounge. A blower unit is connected to the air plenum and the tubular components have a plurality of air nozzles with axes pointing in specific directions to produce air stream barriers which cover and bathe the occupant of the chair. Opposed rows of air nozzles, on opposite sides of the occupant, have axes pointing outwardly from the chair and laterally inwardly to intersect at approximately a vertical centerline plane of the chair to cover the occupant between the two rows of nozzles. Additional nozzles protect other parts of the occupant so that in both embodiments, air stream barriers are produced which protect the occupant from head to feet.Type: GrantFiled: February 22, 1993Date of Patent: April 12, 1994Inventor: James R. Seely