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:
Sep. 16, 2014
Filed:
Sep. 28, 2011
Donald R. Perron, North Smithfield, RI (US);
Keven E. Miller, Wyoming, RI (US);
David M. Mcgee, Attleboro, MA (US);
Adair Yang, Taichung, TW;
Brian Burke, Barrington, RI (US);
Paul Grandstrand, Providence, RI (US);
Wai Ho, Providence, RI (US);
Donald R. Perron, North Smithfield, RI (US);
Keven E. Miller, Wyoming, RI (US);
David M. McGee, Attleboro, MA (US);
Adair Yang, Taichung, TW;
Brian Burke, Barrington, RI (US);
Paul Grandstrand, Providence, RI (US);
Wai Ho, Providence, RI (US);
Stanley Fastening Systems, L.P., North Kingstown, RI (US);
Abstract
A fastening tool includes an actuation device configured to actuate a drive engine of the tool to initiate a drive stroke. The actuation device includes a contact trip assembly operatively connected to the movable portion of the nose assembly. The contact trip assembly a lower contact arm connected to the movable portion of the nose assembly biased in the retracted position and movable to the extended position with the moveable portion of the nose assembly, and an upper contact arm operatively connected to the lower contact arm. The actuation device includes a trigger assembly that includes a trigger, a trigger arm pivotally supported by the trigger and configured to interact with the upper contact arm, and a check pawl configured to engage an opening in the upper contact arm when the upper contact arm moves downward to prevent the tool from being operated in a contact trip mode.