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. 17, 1979
Filed:
May. 16, 1977
Applicant:
Inventor:
Frank Woodruff, New Hartford, NY (US);
Assignee:
The Bendix Corporation, Teterboro, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B / ;
U.S. Cl.
CPC ...
417222 ; 60452 ; 74 60 ;
Abstract
A variable displacement pump includes a plurality of pistons and a swash plate arranged therewith, with the swash plate displaced in response to pump discharge manifold pressure for controlling the stroke of the pistons to maintain a predetermined substantially constant pressure with a variable flow of fluid through the pump.