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:
Jun. 27, 2000
Filed:
Nov. 20, 1998
Applicant:
Inventors:
Keith Buddendeck, Clemson, SC (US);
Jeremy Grayson, Columbia, SC (US);
Ronald W Miksa, Central, SC (US);
Assignee:
Power Tool Holders, Inc., Christiana, DE (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23C / ;
U.S. Cl.
CPC ...
409182 ; 279-409 ; 279-412 ; 279 50 ;
Abstract
A rotary power tool has a remotely actuated chuck device. A hydraulic actuating system is incorporated in the power tool and is configured to move the chuck device between the gripping and release positions upon hydraulic fluid being supplied to at least one hydraulically driven actuator mounted relative to the tool casing and engaged with the chuck device to move the chuck between gripping and release positions.