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:
Mar. 17, 1992
Filed:
Apr. 08, 1991
Applicant:
Inventors:
William O Elliott, Pittsburgh, PA (US);
Beatrice Schulte, Middland, PA (US);
Assignee:
McConway & Torley Corporation, Pittsburgh, PA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B61G / ;
U.S. Cl.
CPC ...
213 / ;
Abstract
A coupler yoke for an E-Type coupler is constructed with a blunt nose by foreshortening the length of the nose. The nose length is 3 inches as measured from a point at the forward most part of a semicircular end of the keyslot to the forward most end of the nose portion. The walls of the nose portion are solid with a trapezoidal cross-sectional shape. The nose wall extend rearwardly where they merge with keyslot ribs at each side of the keyslot in the head portion of the yoke.