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. 03, 2002
Filed:
Mar. 07, 2001
Robert L. Hartman, Sioux City, IA (US);
Snap-On Technologies, Inc., Lincolnshire, IL (US);
Abstract
A drive shaft locking mechanism including a locking structure in the form of a gear which is secured to an input shaft of a rotary tool, a retractable interlocking mechanism which selectively couples to the locking structure, and a directional control mechanism coupled to the interlocking mechanism, controlling its movement. The locking structure comprises at least one engageable surface and a means for securing the locking structure to the input shaft. The interlocking mechanism includes a locking element slidably disposed within a tubular channel and selectively extensible therefrom at the urging of the directional control mechanism, to engage the locking structure along an engageable surface.