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:
Jul. 10, 1990
Filed:
Aug. 08, 1988
Applicant:
Inventor:
Albert W Davis, Irving, TX (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25G / ;
U.S. Cl.
CPC ...
403344 ; 403229 ; 403311 ; 2940209 ;
Abstract
A torsion spring coupling for repairing broken torsion springs including at least two mating semicylindrical segment members securable around a torsion bar. The segments are secured between opposing end segments of a broken torsion spring to form a cylinder having threaded outer circumferential surfaces for threadably engaging opposing segments of a broken torsion spring to prevent relative rotational movement between opposing segments of a broken torsion spring longitudinally along a torsion bar.
Davis, Albert. (1990). Torsion spring coupling (U.S. Patent No. 4940357). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4940357
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile