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:
Mar. 03, 1998
Filed:
Nov. 22, 1995
Applicant:
Inventors:
Denis Godeau, Vieilles Maisons, FR;
Anthony Garcia, Villemandeur, FR;
Assignee:
Hutchinson, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
F16K / ; F16K / ; F16K / ;
U.S. Cl.
CPC ...
137315 ; 184-15 ; 222549 ; 222552 ; 251144 ; 251216 ; 251217 ; 251252 ; 251351 ; 251352 ; 251904 ;
Abstract
A device for bleeding or draining a duct comprises a member for closing a passage that opens out into the duct, the member having a helical groove formed in its peripheral surface enabling it to be moved in the passage by screwing and unscrewing on a helical rib of a collar embedded in the material defining the passage.