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:
May. 21, 2002

Filed:

Dec. 07, 2000
Applicant:
Inventor:

David H. Herder, Plymouth, MI (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 1/12 ; F04B 1/26 ; F04B 3/00 ;
U.S. Cl.
CPC ...
F04B 1/12 ; F04B 1/26 ; F04B 3/00 ;
Abstract

A variable displacement swash plate type compressor which incorporates a swash plate slidably mounted on a drive shaft, the swash plate having side walls that taper toward one another for constant point contact with a ball bearing of an associated piston which results in a smaller required diameter for the swash plate and smoother operation of the compressor over prior art structures.


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