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. 16, 2002
Filed:
Oct. 05, 1999
Applicant:
Inventors:
Stephen W. Smith, Dallas, TX (US);
John W. Coulborn, Forth Worth, TX (US);
V. Terrey Hawthorne, Lisle, IL (US);
Samuel R. Williams, Dublin, OH (US);
C. Dale Christie, Naperville, IL (US);
John D. Oliver, Flossmoor, IL (US);
Glen F. Lazar, Palatine, IL (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B61D 1/00 ;
U.S. Cl.
CPC ...
B61D 1/00 ;
Abstract
A three piece stabilized railway car truck is provided with dimensions corresponding generally with an AAR nominal 100 ton size truck and a load carrying capability satisfactory for use with railway cars having a 315,000 pound gross weight on rail rating. Various components of the truck have been modified to improve the fatigue life of each component and the overall service life of the resulting railway truck.