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. 14, 1992
Filed:
Feb. 21, 1991
Steven Wilkins, Union City, PA (US);
Snap-Tite, Inc., Erie, PA (US);
Abstract
In a coupling including female and male coupler means for longitudinally coupling and uncoupling to provide a longitudinal fluid passage therethrough, the passage having at least one check member disposed in the through passage, which check member is moved from the blocked and unblocked positions by the uncoupling and coupling of the couplers, a valve member being resiliently biased to a blocked position and having a gasket, sealing member to seal against fluid loss, the improvement comprising a gasket support comprising concentric sleeves which define a variable channel for holding the sealing member and which move independently of each other and where when the check member is in the blocked and unblocked positions the gasket member is subjected to axial compression and into a sealing relationship and when the check member in between the blocked and unblocked positions the axial compression is relieved.