Control valve

Details Control valve Control valve

2005-12-13

2005-12-13

Koczo, Jr., Michael (Department: 3746)

Pumps

Condition responsive control of drive transmission or pump...

Adjustable cam or linkage

Reexamination Certificate

active

06974311

ABSTRACT:
A control valve for a variable displacement compressor has a solenoid, a pressure sensing mechanism, and a valve mechanism. The solenoid has a first end and a second end and a cylindrical body. The pressure sensing mechanism is located on the first end of the solenoid. The pressure sensing mechanism has a pressure sensing chamber and a diaphragm. The diaphragm is displaced in accordance with the pressure in the pressure sensing chamber. The valve mechanism is located on the second end of the solenoid. The cylindrical body has a support end, which supports the diaphragm.

REFERENCES:
patent: 5165863 (1992-11-01), Taguchi
patent: 6244159 (2001-06-01), Kimura et al.
patent: 6354811 (2002-03-01), Ota et al.
patent: 6485267 (2002-11-01), Imai et al.
patent: 2004/0086391 (2004-05-01), Hirota et al.
patent: 11-218078 (1999-08-01), None
patent: 2000-120912 (2000-04-01), None
patent: 10 2000 0011236 (2000-02-01), None
patent: 10 2001 0039973 (2001-05-01), None

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