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:
Oct. 03, 2000
Filed:
Jun. 10, 1999
Applicant:
Inventors:
Takayuki Matsumoto, Isesaki, JP;
Saori Shimizu, Takasaki, JP;
Assignee:
Sanden Corporation, Gunma, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01C / ;
U.S. Cl.
CPC ...
418 552 ; 418178 ;
Abstract
In a scroll type compressor in which bottom plates (2, 3) are disposed on bottoms of involute grooves formed on scroll members (20, 30), respectively, each of the bottom plates has a thickness becoming gradually larger from an outer circumferential portion of each of the involute grooves towards a central portion thereof. The scroll members confront with each other in an axial direction with each of the bottom plates being interposed between the scroll members in the axial direction.