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:
Nov. 14, 1995
Filed:
Dec. 28, 1993
Applicant:
Inventor:
Michel Deal, St-Remy-En-Rollat, FR;
Assignee:
Sedepro, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B / ;
U.S. Cl.
CPC ...
417519 ; 137876 ; 425208 ;
Abstract
A rotary plug 1 has recesses 5 debouching on its side face 12 which are in communication with the inlet 6 and recesses 5 debouching on its side face 13 which are in communication with the outlet 7. These recesses 5 pass across a port 4 which permits passage to and from a unit consisting of cylinder 2 and piston 3.