The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 13, 2013

Filed:

May. 26, 2009
Applicant:

Yukihiko Taguchi, Maebashi, JP;

Inventor:

Yukihiko Taguchi, Maebashi, JP;

Assignee:

Sanden Corporation, Gunma, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 1/26 (2006.01);
U.S. Cl.
CPC ...
Abstract

A displacement control system (B) for a variable displacement compressor has an electromagnetic clutch (), a displacement control valve () including a valve body () that is applied with pressure of a suction pressure region of a variable displacement compressor () and an electromagnetic force of a solenoid unit in an opposite direction to the pressure of a discharge pressure region, and biasing means that biases the valve body () in the same direction as the electromagnetic force, and means () for adjusting current, which adjusts current supplied to a displacement control valve coil () according to external information detected by external-information detecting means ().


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