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.
Patent No.:
Date of Patent:
Aug. 13, 2002
Filed:
Mar. 08, 2001
Applicant:
Inventors:
Guntis Viktors Strikis, Belleville, MI (US);
Shane A. Harte, Farmington Hills, MI (US);
Srinivas S. Pitla, Farmington Hills, MI (US);
Vipen Khetarpal, Novi, MI (US);
Assignee:
Visteon Global Technologies, Inc., Dearborn, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01B 3/110 ;
U.S. Cl.
CPC ...
F01B 3/110 ;
Abstract
The present invention relates to a piston for use in a swashplate type compressor. The piston includes a void in the exterior surface of the head region that is positioned at a distance from a region that receives a side load during operation of the compressor. In preferred embodiments, the void comprises a helical groove that extends along a path parallel to the region receiving the side load, and a recess or depression positioned adjacent the region receiving the side load.