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:
Aug. 29, 2017
Filed:
Aug. 07, 2014
Applicant:
Spring Seal, Inc., Streetsboro, OH (US);
Inventor:
Mark Knapp, Ravenna, OH (US);
Assignee:
Springseal, Inc., Streetsboro, OH (US);
Primary Examiner:
Int. Cl.
CPC ...
F16J 15/02 (2006.01); F16L 25/00 (2006.01); F16L 17/025 (2006.01); F16L 21/035 (2006.01);
U.S. Cl.
CPC ...
F16L 25/0054 (2013.01); F16J 15/027 (2013.01); F16L 17/025 (2013.01); F16L 21/035 (2013.01); F16L 25/0036 (2013.01); Y10S 285/903 (2013.01);
Abstract
A permanently lubricated film gasket for providing a fluid-tight seal between a corrugated pipe and a smooth annular section of an outer pipe or section when the corrugated pipe and the outer pipe or section are in a relative surrounded and surrounding relationship. A first portion of the gasket is shaped to fit within a groove or recess of the corrugated pipe. A second portion of the gasket extends from the first portion. The second portion is at least partially comprised of permanently lubricated film for facilitating in the connection of the pipes along a single direction.