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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 5782161 B1

PDFFull Text
Date of Patent:
Jul. 21, 1998

Filed:

Dec. 23, 1996

Axial plunger pump with a partition between the lubricating chamber and

Applicant:
Inventors:

Yoshio Okubo, Atsugi, JP;

Toshiaki Hori, Hadano, JP;

Hiroyuki Watanabe, Sagamihara, JP;

Hirokazu Akiba, Atsugi, JP;

Mizuo Ohtaki, Hiratsuka, JP;

Assignee:

Unisia Jecs Corporation, Atsugi, JP;

Attorney:

Foley & Lardner

Primary Examiner:

Charles G Freay

Assistant Examiner:

Cheryl J Tyler

Int. Cl.
CPC ...
F01B / ;
U.S. Cl.
CPC ...
92 71 ; 417269 ; 91499 ; 92153 ; 184-617 ;
Abstract

An axial plunger pump includes an auxiliary plate mounted to a cam plate at an end thereof on the side of a cylinder block to be rotatabe relative to the cam plate, and a flexible partition member interposed between a housing and the auxiliary plate to cover a drive shaft and the cam plate. The flexible partition member, which is in the form of, e.g. a metal bellows, serves to divide the inside of the housing into a working fluid chamber and a lubricant chamber.

Find Patent Forward Citations

Okubo, Yoshio. (1998). Axial plunger pump with a partition between the lubricating chamber and (U.S. Patent No. 5782161). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5782161

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

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