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:
Sep. 16, 2014

Filed:

Sep. 15, 2010
Applicants:

Akifumi Tomita, Anjo, JP;

Yusuke Hirata, Anjo, JP;

Shingo Kamiya, Anjo, JP;

Inventors:

Akifumi Tomita, Anjo, JP;

Yusuke Hirata, Anjo, JP;

Shingo Kamiya, Anjo, JP;

Assignee:

Makita Corporation, Anjo-Shi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B27B 17/00 (2006.01); H02P 3/12 (2006.01); B27B 17/08 (2006.01); H02P 3/22 (2006.01); H02P 3/16 (2006.01); B27G 19/00 (2006.01); H02P 3/26 (2006.01);
U.S. Cl.
CPC ...
B27G 19/003 (2013.01); H02P 3/12 (2013.01); B27B 17/083 (2013.01); B27B 17/00 (2013.01); H02P 3/22 (2013.01); H02P 3/16 (2013.01); H02P 3/26 (2013.01);
Abstract

An electric power tool has an electric motor disposed in a main body and a power supply circuit electrically connected to the electric motor by wires to supply electric power to the electric motor. A switch is disposed in the power supply circuit so as to electrically open and close the power supply circuit. A movable member is supported by the main body, a detector is disposed in the main body to detect a movement of the movable member and the switch is configured to electrically open the power supply circuit when the detector detects the movement of the movable member. The wires connected to the electric motor are not connected to the detector so that the length of the wires is shortened.


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