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:
Sep. 06, 2016
Filed:
Nov. 13, 2014
Applicant:
Makita Corporation, Anjo-shi, Aichi, JP;
Inventors:
Goshi Ishikawa, Anjo, JP;
Itsuku Kato, Anjo, JP;
Assignee:
MAKITA CORPORATION, Anjo-Shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 3/12 (2006.01); B25F 5/00 (2006.01);
U.S. Cl.
CPC ...
H02P 3/12 (2013.01); B25F 5/00 (2013.01);
Abstract
One aspect of an embodiment of the present disclosure is a braking apparatus for an electric power tool that includes a switching circuit with six switching elements and a brake control unit. The brake control unit switches any one selected switching element of three switching elements forming one selected switch group of a high-side switch group and a low-side switch group to an off state from an on state at a timing at which braking current flows through a diode connected in parallel to the selected switching element upon turn-off of the selected switching element.