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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.:

US 4737090 B1

PDFFull Text
Date of Patent:
Apr. 12, 1988

Filed:

May. 30, 1986

Movable vane compressor

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:

Cushman, Darby & Cushman

Primary Examiner:

Carlton R Croyle

Assistant Examiner:

Jane E Obee

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.

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Sakai, Takuo. (1988). Movable vane compressor (U.S. Patent No. 4737090). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4737090

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