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:
Oct. 16, 1979
Filed:
Mar. 03, 1977
Applicant:
Inventor:
Daniel Bouteille, Marnes-la-Coquette, FR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ; F16K / ;
U.S. Cl.
CPC ...
137599 ; 1375137 ; 137853 ;
Abstract
Unidirectional flow limiter housed in a union between a pipe and a user apparatus, comprising a first channel, a second channel, a flow reduction member between the two channels, a third channel, and a non-return valve in the third channel constituted by a deformable annular member placed concentrically about one of the first or second channels.