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:
Apr. 28, 1981
Filed:
May. 03, 1979
Applicant:
Inventor:
Ronald Austin, Hazelcrest, IL (US);
Assignee:
Duo-Fast Corporation, Franklin Park, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25C / ;
U.S. Cl.
CPC ...
227-8 ;
Abstract
A fastener driving tool includes a driver and a mechanism for powering the driver through a driving stroke including a trigger pivotally mounted on the tool and adapted for actuation by the finger of an operator. A locking mechanism is included on the tool that is movable from a first position preventing the pivoting of the trigger to a second position wherein the trigger may be pivoted and released a predetermined distance to allow repeated firing of the tool.