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. 10, 1984
Filed:
Sep. 30, 1982
Applicant:
Inventors:
Lynn K Tilly, Allison Park, PA (US);
Ernest C Bergquist, Homewood, IL (US);
Assignee:
AMSTED Industries Incorporated, Chicago, IL (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B61D / ; B61D / ; B61D / ;
U.S. Cl.
CPC ...
1052 / ; 105165 ; 1051 / ; 1051 / ; 267-4 ;
Abstract
A side frame for a single axle railway truck is provided. The side frame has top and bottom and spaced side walls. The side frame has a generally hollow cross section, with an upper middle portion, downwardly sloped intermediate portion and lower outer portions. The top and bottom walls have decreasing thickness inwardly from the end of the outer portions.