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:
Nov. 17, 1992
Filed:
Feb. 25, 1992
Jimmy T Doan, Kenosha, WI (US);
Scott W Predny, Kenosha, WI (US);
Snap-on Tools Corporation, Kenosha, WI (US);
Abstract
A tool for rotatably driving a fastening member includes a hollow tubular shank having a socket coupled to one end thereof in communication therewith for receiving an associated rotatable fastener member. A helical compression spring is disposed coaxially within the shank, having the outer end thereof affixed to a magnet disposed for magnetic engagement with the fastening member received in the socket, and having an end coil at the other end thereof disposed outside the other end of the shank with an outer diameter greater than the inner diameter of the shank, the other end of the shank being received in a bore in a handle for cooperation therewith to trap the end coil of the spring, therebetween.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile