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:
Feb. 05, 2008
Filed:
Jun. 30, 2005
Applicants:
Markus Hartmann, Mauerstetten, DE;
Martin Noser, Schaan, LI;
Guenther Sanchen, Grabs, CH;
Inventors:
Assignee:
Hilti Aktiengesellschaft, Schaan, LI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23B 31/107 (2006.01);
U.S. Cl.
CPC ...
Abstract
A chuck () for a hand-held power tool (), which is connected with a motor-driven spindle () of the power tool for joint rotation therewith, includes a locking device for securing a shaft section of an exchangeable working tool and having a circular cross-section in the chuck () without a possibility of axial displacement and rotation relative to the chuck (), with the locking device having a clamping element () for securing the shaft section (), and an element () for transmitting rotation to the shaft section () and rotationally separated from the clamping element () by a rotary bearing ().