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. 28, 1989
Filed:
Aug. 07, 1987
Applicant:
Inventor:
Masahiro Iio, Konan, JP;
Assignee:
Diesel Kiki Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04C / ; F04C / ;
U.S. Cl.
CPC ...
418179 ;
Abstract
A vane rotary compressor wherein at least the rotor, side blocks and vanes are formed from Si-Al alloy materials, respectively, the rotor and the side blocks or the rotor and the vanes differ from each other by more than 3% in terms of their silicon content. Thus, the compressor has improved wear resistance, seizure resistance, compression performance and durability.