Title:
AIR-CONDITIONING AND DEHUMIDIFICATION DEVICE IN HEAT PUMP FOR ELECTRIC VEHICLE
Document Type and Number:
Japanese Patent JP3246250
Kind Code:
B2
Abstract:
PURPOSE: To miniaturize and lighten an air conditioning device for an electric automobile, to save a space, to improve an assembling property, to improve reliability of a compressor without staying of refrigerant and water, to improve dehumidifying and heating capacity and to improve comfortability and safety.
CONSTITUTION: This is a device to circulate a refrigerant through a compressor 1, a car room inside air heat exchanger 11, a fourwasy directional control valve 7, a car room outside air heat exchanger 2, a refrigerant contraction device 4, a first car room inside air heat exchanger 10, the four-way directional control valve 7 and the compressor 1 in sequence at the time of cooling and dehumidifying heating driving and through the compressor 1, the second car room inside air heat exchanger 11, the four-way directional control valve 7, the first car room inside air heat exchanger 10, the refrigerant contraction device 4, the car room outside air heat exchanger 2, the four-way directional control valve 7 and the compressor 1 in sequence at the time of heating driving.
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Inventors:
Minoru Fukumoto
Application Number:
JP2816095A
Publication Date:
January 15, 2002
Filing Date:
February 16, 1995
Export Citation:
Assignee:
Matsushita Electric Industrial Co., Ltd
International Classes:
B60H1/32; B60H1/00; B60H1/22; B60H3/00; B64C27/615; F24F3/153; F25B6/04; (IPC1-7): B60H1/22; B60H1/32; B60H3/00
Domestic Patent References:
| JP732871A | ||||
| JP6206438A | ||||
| JP6143992A | ||||
| JP5203274A | ||||
| JP610004U | ||||
| JP78018U |
Attorney, Agent or Firm:
Fumio Iwahashi (2 others)
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