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:
Mar. 07, 1989
Filed:
Nov. 12, 1987
Applicant:
Inventors:
Kazutaka Suefuji, Shimizu, JP;
Tetsuya Arata, Shimizu, JP;
Takao Senshu, Shizuoka, JP;
Jyoji Okamoto, Shimizu, JP;
Akira Murayama, Shimizu, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04C / ; F04C / ; F16D / ;
U.S. Cl.
CPC ...
418 55 ; 418 57 ; 464105 ;
Abstract
In a scroll compressor, an anti-rotation mechanism is interposed between a back surface of an end plate of an orbiting scroll member and a flat surface of a frame facing the back surface. A seal mechanism or a thrust bearing portion is provided on the surfaces of a disc member of the anti-rotation mechanism which are maintained in contact with the back surface of the end plate of the orbiting scroll member and the flat surface of the frame.