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. 27, 1982
Filed:
Feb. 28, 1980
Applicant:
Inventor:
Serge B Bacquie, La Croix Saint Ouen, FR;
Assignee:
Poclain Hydraulics, Verberie, FR;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F01B / ;
U.S. Cl.
CPC ...
91487 ; 91491 ;
Abstract
The invention relates to a fluid mechanism supplied with pressurized fluid by means of a 'dis-engageable' valve-seat. Such mechanism further comprises a controlled and independent device for re-engaging the said valve-seat. The invention finds an application in the production of a hydraulic relief engine for use on a trailer pulled by a tractor.