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:
Apr. 12, 1988
Filed:
May. 30, 1986
Applicant:
Inventors:
Takuo Sakai, Kariya, JP;
Masato Yokoyama, Obu, JP;
Shinji Takeda, Nagoya, JP;
Eiichi Nagasaku, Chiryu, JP;
Makoto Kondo, Chiryu, JP;
Assignee:
Nippondenso Co., Ltd., Kariya, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04C / ;
U.S. Cl.
CPC ...
418150 ; 418255 ;
Abstract
A movable vane compressor has a cylinder profile such as to reduce a pulsation of the driving torque for movable vane. This cylinder profile includes in series a region where the amount of vane projection increases; a region where the vane retracting speed increases; a region where the vane retracting speed decreases; a region where the vane retracting speed increases; a region where the vane retracting speed decreases; a region where the vane retracting speed increases; and a region where the vane retracting speed decreases.