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. 22, 2003
Filed:
Nov. 30, 2001
Mark Knapp, Ravenna, OH (US);
Malcolm Mann, Inc., Chagrin Falls, OH (US);
Abstract
An annular gasket for providing a fluid-tight seal between a corrugated pipe and a smooth annular section of a second member. The gasket includes a support portion and a gasket portion. The support portion is made from a first material having a first hardness. The support portion includes an anchor portion shaped to fit within a recess or groove in a first member and a tip portion that extends radially outward from the anchor portion. The gasket portion is made from a softer elastomeric material. The gasket portion is disposed on the tip portion. The gasket portion is configured to make sealing contact with a ridge of the first pipe and the smooth annular section when the first pipe and the smooth annular section are in a relative surrounded and surrounding relationship.