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:
Jul. 19, 2011
Filed:
Nov. 17, 2004
Harold R. Botefuhr, Bensenville, IL (US);
Joseph Z. Wascow, Mundelein, IL (US);
Ralf Bocka, Musberg, DE;
Harold R. Botefuhr, Bensenville, IL (US);
Joseph Z. Wascow, Mundelein, IL (US);
Ralf Bocka, Musberg, DE;
Credo Technology Corporation, Broadview, IL (US);
Robert Bosch GmbH, Stuttgart, DE;
Abstract
A locking mechanism for a rotary power tool that includes an elongated locking member that is retained by, and is at opposite first and second end portions within, at least one of a motor housing and a gearbox end casting and being slideable between unlocked and locked positions, the locking member first end portion being accessible by a user to move the locking member to the locked position. The locking member also includes a locking portion intermediate the first and second end portions that is configured to engage the non-circular configured portion of a rotatable armature shaft and prevent rotation thereof when the locking member is in its locked position. A biasing element is also included and configured to bias the locking member toward said unlocked position.