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, 2000
Filed:
Sep. 08, 1998
Applicant:
Inventor:
Stephen E Dzieman, Bartlett, IL (US);
Assignee:
Ryeson Corporation, Franklin Park, IL (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B25B / ;
U.S. Cl.
CPC ...
81473 ; 81467 ; 81474 ;
Abstract
An improved torque limiting screwdriver including a shaft extending from a first end of the screwdriver body, the shaft including a first plurality of indicia thereon, and an adjustment cap arranged to be located at a second end of the screwdriver body. The adjustment cap rotatable to selectively engage a selected detent located on the bottom of the adjustment cap. A lock pin arranged to engage one of the detents to retain the adjustment cap in its select position, maintaining an accurate specific torque value for the torque limiting screwdriver.