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:
Sep. 03, 1991
Filed:
Sep. 28, 1990
Applicant:
Inventors:
Hiroshi Sakamaki, Sakado, JP;
Yukio Horikoshi, Sakado, JP;
Takeshi Jinnouchi, Sakado, JP;
Kenji Tanzawa, Sakado, JP;
Assignee:
Eagle Industry Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01C / ;
U.S. Cl.
CPC ...
418253 ; 418261 ;
Abstract
A rotary vane machine has rotatable cams between annular rings which are rotatable in a housing and vanes which are radially slidable in a rotor, the cams rotatably drive the annular rings and prevent the vanes from contacting the inner peripheral surface of the housing.