Calsonic Kansei Corporation

Calsonic Corporation

Fuji Kiko Co., Ltd.

Toshio Ohashi

Tadayoshi Tajima

Kaoru Kamiyama

Takeshi Ogasawara

Toshiharu Watanabe

Yoshitoshi Noda

Yasuhito Okawara

Hiroyuki Yamaguchi

Hiroki Yoshioka

Manabu Uomoto

Takeshi Satoh

Yukio Ozeki

Takashi Uchida

Masato Ohno

Hitoshi Suzuki

Takeshi Sato

Akihiro Tsurushima

Masaharu Onda

Nozomi Ito

Mitsuji Yamamura

Toshikazu Yoshihara

Kazuya Shibayama

Yuichi Meguriya

Naofumi Saeki

Hideki Yoshida

Takayuki Nishijima

Toyotoshi Katou

Masato Ono

Takaharu Wakabayashi

Kenichi Abe

Saburo Sakamoto

A portion of a draft duct in an air conditioning unit upstream from a heater core is divided into three passages. Each of the divided passages is provided with air mix doors, andthat distribute air into a warm air passage and a cool air passage at a predetermined ratio. The air mix doorsandare driven by first slide systemsandhaving drive gearsandthat mesh with racksandof the air mix doorsand, and support shaftsandthat support the drive gearsand. The air mix dooris driven by a second slide systemhaving a drive gearthat meshes with a rackof the air mix doorand that is supported by a support shaft, and a second auxiliary gearthat meshes with a first auxiliary gearsupported by the support shaftand that is supported by an auxiliary support shaft

Air conditioner for vehicle

An air conditioning unit includes an air conditioning casing formed with an inlet and an outlet. The air conditioning casing allows air to flow in the air conditioning casing from the inlet to the outlet. The conditioning unit also includes an evaporator arranged in the air conditioning casing and having substantially a U-shape and a U-Shaped outer air flow path provided on an outer side of the U-shaped evaporator in the air conditioning casing. An inner air flow path is provided on an inner side of the U-shaped evaporator in the air conditioning casing and a heater core is arranged in the air conditioning casing.

Air conditioning unit and air conditioning system for a vehicle

An automatic transmission apparatus is provided with a compact shifting mechanism. The apparatus includes an automatic transmission, the shifting mechanism arranged inside the vehicle cabin to have a shift lever to be manipulated by a driver and also adapted to allow a desired driving range of the vehicle to be selected by the driver's manipulating of the shift lever, a link mechanism to transmit a movement of the shift lever to the shifting mechanism and a manipulating-force assisting device acting on a connecting part between the shifting mechanism and the link mechanism to assist a driver's force to manipulate the shift lever, the manipulating-force assisting device having a motor as a driving source.

Automatic transmission apparatus for vehicle

A steering apparatus for a vehicle has: a steering shaft rotatable with a steering force applied from a steering wheel; a cable unit for transmitting a rotational force with an output member and a pair of cable wires; and a speed reducing gear disposed between the steering shaft and the cable unit. The output member makes a rotation in such a manner that the pair of the cable wires are pulled relative to each other. The rotational force is transmitted from the steering shaft to a side having a tire-and-wheel.

Steering apparatus for vehicle

An assembly body has a vent duct arranged below an instrument panel of a vehicle and a glove compartment is provided. This duct assembly body includes of two panels divided into an upper-half and a lower-half, which are formed by resin injection molding, and a lower-half of the vent duct and the glove compartment are integrally molded in the lower-half panel.

Instrument panel assembly for vehicle

The self-locating connector assembly includes a first connector receiving one of internal and external terminals. The assembly includes a second connector receiving the other one of external and internal terminals. The assembly includes a locator for slidably inserting first connector thereinto in an axial direction of the internal and external terminals. Respecting one of the first connector and the second connector are slidably locked with corresponding one of supporting members vertically and horizontally. Before the first and second connectors are mated with each other, the first and second connectors automatically correct a displacement between axes thereof. The first connector includes a recess, the recess including an oblique face for facilitating to mate with the second connector, the recess including at least a pair of parallel faces with an axial dimension and joined to the oblique face. The second connector includes a parallel face corresponding to the recess of the first connector. During mating operation of the first connector and the second connector, parallel faces of the first connector and the second connector automatically corrects the displacement before the internal and external terminals are mated with each other.

Self-locating connector assembly

An air conditioning system for a vehicle has a first cycle including a compressor, a first condenser, a second condenser, a liquid tank, an expansion valve and an evaporator which are connected through pipes to form a first refrigerant circulation circuit through which a refrigerant flows from an outlet of the compressor to an inlet of the compressor while changing the phase. The first cycle causes the evaporator to act as a cooler when operated. The system further has a second cycle including the compressor, the second condenser, the liquid tank, the evaporator and the evaporator which are connected through pipes to form a second refrigerant circulation circuit through which the refrigerant flows from the outlet of the compressor to the inlet of the compressor while changing the phase. The second cycle causes the condenser to act as a heater and the evaporator to act as a cooler when operated. The first and second cycles are switched by switch means. The system further has an air duct case having an air flow passage in which the second condenser and the evaporator are installed. The air flow passage is connected at its downstream part to a passenger room of the vehicle. The air conditioning system further comprises heater means for heating a returning refrigerant which, under operation of the second cycle, flows in the pipe extending from an outlet of the evaporator to the inlet of the compressor.

Automotive air conditioning system

A heat pump type air conditioner for a vehicle has a refrigeration cycle constituted by a compressor, an external heat exchanger, a refrigerant valve unit and an internal heat exchanger unit. The refrigerant valve unit includes first and second flow control valves, and the internal heat exchanger unit includes an auxiliary internal heat exchanger and a main internal heat exchanger. In the refrigeration cycle, the first flow control valve, the auxiliary internal heat exchanger, the second flow control valve and the main internal heat exchanger are serially connected in the order of mention. The main and auxiliary internal heat exchangers change their function between an evaporator and a condenser according to the controlled state of the first and second flow control valve.

Heat pump type air conditioner for vehicle

To provide a cockpit module structure for a vehicle where large foot space and a secure and stable supported state can be secured, the body of an air conditioning unit inside which heat exchangers and opening and closing doors are installed is penetrated by a steering member.

Cockpit module structure for vehicle

A heat pump type air conditioning system (A) for an automotive vehicle. The heat type air conditioning system (A) comprises a first unit (,) including a heater core (,) through which an engine coolant of an engine flows, and a first heat exchanger (,) which forms part of a refrigeration cycle including a compressor (,) and a first condenser (,), in which a refrigerant circulates in the refrigeration cycle. A second unit (,) is provided including a second condenser (,) and a second heat exchanger (,) which are fluidly connected in parallel with the first heat exchanger (,). A valve (V,) is fluidly connected in series with the second condenser (,) and disposed such that a part of the refrigerant is introduced through the valve into the second condenser (,) and the second heat exchanger (,). A sub-heat exchanger (,) is disposed outside the first and second units and fluidly connected in series with the second heat exchanger (,), in which the refrigerant flowing from the second heat exchanger (,) is introduced into the sub-heat exchanger to be heated by a part of the engine coolant, the refrigerant discharged from the sub-heat exchanger being returned to the compressor. An electromagnetic clutch (,) is provided such that the compressor (,) is drivably connectable with the engine therethrough. The electromagnetic clutch is engaged to establish a driving connection between the compressor so as to operate the compressor and disengaged to cut the driving connection so as to make the compressor inoperative. A control device (C) is operatively connected to the electromagnetic clutch (,) for controlling the electromagnetic clutch to be disengageable in accordance with a temperature within the air conditioning system (A).

Heat pump type air conditioning system for automotive vehicle

A heat pump type air conditioning system (A) for an automotive vehicle. The heat type air conditioning system (A) comprises a first unit (10) including a heater core (11) through which an engine coolant of an engine flows, and a first heat exchanger (12) which forms part of a refrigeration cycle including a compressor (1) and a first condenser (3), in which a refrigerant circulates in the refrigeration cycle. A second unit (20) is provided including a second condenser (21) and a second heat exchanger (22) which are fluidly connected in parallel with the first heat exchanger (12). A valve (V2) is fluidly connected in series with the second condenser (21) and disposed such that a part of the refrigerant is introduced through the valve into the second condenser (21) and the second heat exchanger (22). A sub-heat exchanger (30) is disposed outside the first and second units and fluidly connected in series with the second heat exchanger (22), in which the refrigerant flowing from the second heat exchanger (22) is introduced into the sub-heat exchanger to be heated by a part of the engine coolant, the refrigerant discharged from the sub-heat exchanger being returned to the compressor. An electromagnetic clutch (40) is provided such that the compressor (1) is drivably connectable with the engine therethrough. The electromagnetic clutch is engaged to establish a driving connection between the compressor so as to operate the compressor and disengaged to cut the driving connection so as to make the compressor inoperative. A control device (C) is operatively connected to the electromagnetic clutch (40) for controlling the electromagnetic clutch to be disengageable in accordance with a temperature within the air conditioning system (A).

Described is an apparatus for air conditioning a passenger compartment of an automotive vehicle which achieves a quick warming-up of the passenger compartment. In the air conditioning apparatus, in addition to a coolant of a vehicular engine which is utilized as a heat source of a heater core, a highly compressed refrigerant discharged from a compressor can be utilized as a heat source of a sub condenser which is disposed in an air passage of the air conditioning apparatus, during the inside air warming up in the passenger compartment. During the warming up operation, the refrigerant discharged from the compressor is circulated through a bypass line bypassing a condenser disposed at a front part of an engine compartment and through the sub condenser and an evaporator.

Vehicular air conditioning apparatus

A centrifugal multiblade fan comprises a plurality of curved blades which are circularly arranged about a common rotation axis at evenly spaced intervals defining a curved air flow passage between every neighboring blades. Each curved blade has concave front and convex rear surfaces which extend longitudinally in parallel with the rotation axis. A lower annular end plate is provided for putting thereon lower ends of the circularly arranged blades. A radially outside part of each curved blade has a radius of curvature which is greater than that of a radially inside part of the blade. A slit extends longitudinally parallel with the rotation axis at a radially inside portion of each blade.

Centrifugal multiblade fan

A dual type vehicle air conditioning system has a rear air conditioning system for rear seats and a front air conditioning system for front seats. The rear conditioning system has a rear conditioner unit defining a main air passage for directing inside air through an evaporator and a condenser in sequence. The rear conditioner unit further has a bypass air passage for introducing the inside air to the condenser, bypassing the evaporator, and an exhaust air passage for directing the inside air from the evaporator to the outside of the vehicle.

Vehicle air conditioner

A heat pump type air conditioning system (A) for air-conditioning a passenger compartment of an automotive vehicle. The air conditioning system comprises first and second units (10, 20). The first unit includes a heater core (12) and a first evaporator (13) while the second unit includes a second condenser (22) and a second evaporator (23). A compressor (2) and a first condenser (3) are disposed outside the first and second units which constitute a refrigeration cycle including the first evaporator (13). A circuit change-over valve (4) is provided to cause flow of the refrigerant discharged from the compressor (2) to be changed over between a refrigeration operation refrigerant circuit including the first condenser and a heating operation refrigerant circuit including a bypass passage for allowing the refrigerant to flow bypassing the first condenser. A third evaporator (30) is disposed outside the first and second units (10, 20). A flow control valve (31) is provided to control a flow amount of the engine coolant circulating through the third evaporator (30) in accordance with a thermal load condition of the vehicle under control of an opening degree of the flow control valve, during the heating operation of the air conditioning system. The flow control valve (31) is set to take its fully closed state to prevent the engine coolant from circulating through the third evaporator (30) when a discharge pressure of the compressor (2) rises to a level not lower a first set value which is lower than a standard value to stop an operation of the compressor, and to take its fully opened state to allow the engine coolant to circulate through the third evaporator (30) when the discharge pressure of the compressor (2) lowers to a level not higher than a second set value which is lower than the first set value.

Growing community of inventors

Sano, Japan

Toshio Ohashi