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:
Aug. 04, 1992
Filed:
Jan. 18, 1991
Applicant:
Inventors:
Robert O Huff, Piedmont, SC (US);
Valerie Owens, Townville, SC (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B23B / ;
U.S. Cl.
CPC ...
279142 ; 279157 ; 279902 ;
Abstract
A keyless tool chuck sleeve is provided for rotary tools which features an elastomeric cover integrally molded to the chuck sleeve to improve the operator's grip during opening and closing of the chuck. The chuck sleeve of the present invention further provides for an abrasion resistant nose, and bit centering and dust guard capabilities.