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. 29, 2010
Filed:
Jun. 06, 2005
Applicants:
Stefan D. Gensmann, Frücht, DE;
Martin Lauterwald, Huenstetten, DE;
Reimund Becht, Hünfelden, DE;
Inventors:
Assignee:
Black & Decker Inc., Newark, DE (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B25D 17/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A rotary spindlefor a power tool such as a hammer drill is disclosed. The spindlecomprises a first spindle partfor rotation about its longitudinal an axis by means of a motor and having an inwardly directed rim, and a second spindle partfor supporting a drill bit of the hammer drill and having an outwardly directed rim. The second spindle partextends through an aperturein the first spindle partand rimscooperate with each other to prevent removal of the second spindle partfrom the first spindle part. A circliplocks the first and second spindle partstogether and maintains o-ringsunder compression.