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:
Aug. 07, 1990
Filed:
May. 12, 1989
Applicant:
Inventors:
John W Kaim, Chicago, IL (US);
Horst T Kaufhold, Chicago, IL (US);
Assignee:
AMSTED Industries Incorporated, Chicago, IL (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B61G / ; B61G / ; B61G / ;
U.S. Cl.
CPC ...
213 / ; 213 / ; 213 61 ; 213 69 ;
Abstract
A slackless railcar connector system includes a gravity wedge shim that has a tail piece extending from the narrow edge of the sim through an aligning groove in a sill pocket casting, or the like. A biasing member may also be located adjacent the aligning groove to engage the tail piece.
Kaim, John. (1990). Gravity wedge for slackless railcar connections (U.S. Patent No. 4946052). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4946052
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile