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:
Jun. 25, 1996
Filed:
Feb. 18, 1994
James W Skinner, Fort Wayne, IN (US);
Michael R Miller, Churubusco, IN (US);
Ronald W Neuhaus, Fort Wayne, IN (US);
Press-Seal Gasket Corporation, Fort Wayne, IN (US);
Abstract
An annular gasket is disclosed which may be used in concrete manhole structures and pipe structures. An embodiment of the invention includes an annular body positioned to lie in a joint between two surfaces such as a wall and an outer surface of a pipe or an inner surface of one pipe and the outer surface of another pipe, structure for anchoring the body within the wall or pipe so that the body lies adjacent the wall or pipe, a sleeve having first and second folds, structure for coupling the sleeve to the body so that the sleeve is movable between a folded position adjacent the body and an unfolded position around the outer surface of the pipe, and structure for the securing the sleeve in the folded position.