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. 18, 2003
Filed:
Jul. 20, 2001
Kazuhiro Furusho, Osaka, JP;
Masahide Higuchi, Osaka, JP;
Katsumi Kato, Osaka, JP;
Keiji Komori, Osaka, JP;
Hiroshi Kitaura, Osaka, JP;
Daikin Industries, Ltd., Osaka, JP;
Abstract
In a scroll type compressor ( ) that includes a fixed scroll ( ) fixed inside of a casing ( ) and a movable scroll ( ) meshed with the fixed scroll ( ) and presses the movable scroll ( ) against the fixed scroll ( ), the pressing force of the movable scroll ( ) against the fixed scroll ( ) is obtained from the pressure of a high-pressure space (S ) that acts on the back face of the movable scroll ( ) and the pressing force is controlled in accordance with the variation in the compression ratio with the change in the operating condition thereby preventing decrease in efficiency and mechanical loss.