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. 08, 2003
Filed:
May. 17, 2001
Applicant:
Inventors:
Assignee:
Hilti Aktiengesellschaft, Schaan, LI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B 3/1103 ;
U.S. Cl.
CPC ...
B23B 3/1103 ;
Abstract
A chuck for receiving a tool shank of a boring tool and including radially displaceable engagement members ( ) formlockingly engageable in the radial recesses ( ) formed in the clamp region of the tool shank, an axially displaceable control sleeve ( ) for radially displacing the engagement members between their engagement and release positions, and a resilient holding member ( ) arranged between the control sleeve ( ) and the clamp region of the tool shank and having a detent element ( ) for preventing displacement of the control sleeve into its locking position ( ) from its release position ( ) into which the control sleeve was displaced upon insertion of the boring tool.