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.

Date of Patent:
Jul. 09, 1985

Filed:

Oct. 03, 1983
Applicant:
Inventors:

Takao Mitsui, Aichi, JP;

Hideaki Sasaya, Okazaki, JP;

Mitsuo Inagaki, Okazaki, JP;

Assignee:

Nippon Soken, Inc., Nishio, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01C / ; F04C / ;
U.S. Cl.
CPC ...
418 55 ; 418 59 ;
Abstract

A scroll-type pump suitably used as a compressor in an automobile air-conditioning system. The pump is provided with a stationary scroll member and a movable scroll member, which movable scroll member rotates while maintaining contact with the stationary scroll member. A scroll shape of each of the scroll members is formed by a plurality of alternately arranged arc sections of a small radius of curvature and arc sections of a large radius of curvature smoothly connected to each other. A pump having an overall shape which corresponds to the shape of the space in which the pump is to be arranged in the vehicle is obtained.


Find Patent Forward Citations

Mitsui, Takao. (1985). Scroll-type pump (U.S. Patent No. 4527964). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4527964

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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