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:
Oct. 28, 2014
Filed:
Dec. 14, 2011
Applicants:
Donald E. Wilt, Batavia, IL (US);
Keith A. Salis, Clare, IL (US);
Lawrence W. Hanson, Amboy, IL (US);
Inventors:
Donald E. Wilt, Batavia, IL (US);
Keith A. Salis, Clare, IL (US);
Lawrence W. Hanson, Amboy, IL (US);
Assignee:
Miner Enterprises, Inc., Geneva, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B61G 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A railcar draft gear assembly having an axially elongated spring assembly comprised of an axially stacked array of individual spring units and further including cooperating instrumentalities for maintaining the spring assembly generally axially aligned with a longitudinal axis of the railcar draft gear assembly during operation of the draft gear assembly while maintaining the individual spring units in generally aligned relation relative to each other.