Title:
A control valve for variable displacement compressors
Document Type and Number:
Japanese Patent JP6149239
Kind Code:
B2
Abstract:
A control valve (1) is configured such that a suction pressure (Ps), which is used to displace a sub-valve element (36) in a valve opening direction after a main valve has been closed, is varied according to a value of current supplied to a solenoid (3). A port (14), which communicates with a crankcase of a compressor, and a port (12), which communicates with a suction chamber of the compressor, are provided in a body (5). A sub-valve chamber (26) whose diameter is larger than that of the main valve hole (20) is formed between the (14) and a main valve hole (20), and a sub-valve is placed in the sub-valve chamber (26).
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Inventors:
Shinji Saeki
Masaaki Tonegawa
Masaaki Tonegawa
Application Number:
JP2013135932A
Publication Date:
June 21, 2017
Filing Date:
June 28, 2013
Export Citation:
Assignee:
TAGC Inc.
International Classes:
F04B27/18; F04B49/12; F16K11/24; F16K31/06
Domestic Patent References:
| JP4888912B2 |
Foreign References:
| WO2012077439A1 | ||||
| WO2006129753A1 |
Attorney, Agent or Firm:
Patent corporation Interbrain
Takuya Matsuo
Takuya Matsuo