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:
Dec. 05, 1978
Filed:
Feb. 07, 1977
Applicant:
Inventor:
Kenneth M Coldren, Fort Wayne, IN (US);
Assignee:
M & W Gear Company, Gibson City, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
B62D / ; B62D / ;
U.S. Cl.
CPC ...
280143 ; 280111 ;
Abstract
An improved rocking bolster wagon includes a horizontal support member suspended between a pair of wheels in a running gear to define a flat, horizontal surface upon which a curved bolster member is positioned. The curved bolster member is retained in position by means of a pair of shock absorbers which have their opposite ends attached respectively to the curved bolster member and the bolster support.
Coldren, Kenneth. (1978). Rocking bolster utilizing shock absorbers (U.S. Patent No. 4128255). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4128255
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile