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:
Jan. 06, 1998
Filed:
Aug. 30, 1996
Jeffrey D Wurzer, Glenshaw, PA (US);
Peter Scott Mautino, Verona, PA (US);
Frank Lazzaro, Verona, PA (US);
Joseph L Gagliardino, Pittsburgh, PA (US);
McConway & Torley Corporation, Pittsburgh, PA (US);
Abstract
A non-binding, slack-adjusting, gravity wedge member for use in a railway slackless drawbar system, the wedge member having a pair of opposed friction faces at an inclined angle to each other, with a first of the faces having at least one recess therein adapted to receive an elastomeric body bonded therein such that an outer, flat surface of the elastomeric body is exposed and spaced outwardly from and parallel to the first face, such that the elastomeric body has an exposed outer flat surface of at least about 35 square inches, and a hardness of at least about 50 durometers.