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. 03, 2020
Filed:
Nov. 07, 2016
Applicant:
Jacques Rajotte, Hood River, OR (US);
Inventors:
Jacques Rajotte, Whistler, CA;
Kun-Lin Wu, Chung Her Li, TW;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25B 23/00 (2006.01); B25B 23/12 (2006.01);
U.S. Cl.
CPC ...
B25B 23/0064 (2013.01); B25B 23/0035 (2013.01); B25B 23/12 (2013.01);
Abstract
A screw driving device for an impact driver has cylindrical clutch bearings with frustoconical inner ends that contact a screw bit retained by the screw driving device to drive a screw to a predetermined depth in a workpiece and release the screw bit in a clutched position that is achieved when the screw has been driven to the predetermined depth in the workpiece.