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:
Feb. 14, 1978
Filed:
Dec. 10, 1976
Applicant:
Inventor:
Donald E McGeachy, Highland, MI (US);
Assignee:
Numatics, Incorporated, Highland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
1375133 ; 91443 ; 137599 ;
Abstract
A bi-directional valve for unrestricted flow in one direction and a regulable restriction for flow control in the other direction which includes an in-line housing and a two-piece valve assembly transversely positioned in said housing having a valve seat in one portion, a valve to control said valve seat opening in another portion, and a ring by-pass valve on one of said portions cooperating with an annular seat on said housing, the by-pass valve being flexible to respond to fluid flow, closing in one direction against the annular seat and moving away from said annular seat when the flow is reversed.