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.

Date of Patent:
May. 08, 2012

Filed:

Feb. 27, 2008
Applicant:

Yoshinori Shibata, Anjo, JP;

Inventor:

Yoshinori Shibata, Anjo, JP;

Assignee:

Makita Corporation, Anjo-shi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B 31/06 (2006.01); B23B 31/28 (2006.01); B23B 31/107 (2006.01);
U.S. Cl.
CPC ...
Abstract

A bit mounting device includes a holder that may be mounted to a spindle of the power tool or may be a part of the spindle. A bit push member is disposed within a bit receiving hole that is formed in the holder for receiving a tool bit. The movement of the operation member is transmitted to the bit push member via a transmission mechanism, so that the tool bit is pushed in a removing direction from the bit receiving hole by the bit push member.


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