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:
May. 13, 2025
Filed:
Dec. 20, 2019
Applicant:
Makita Corporation, Anjo, JP;
Inventor:
Akira Niwa, Anjo, JP;
Assignee:
MAKITA CORPORATION, Anjo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 3/30 (2006.01); H02K 1/276 (2022.01); H02K 7/14 (2006.01); H02K 11/215 (2016.01); H02K 11/33 (2016.01); H02K 29/08 (2006.01);
U.S. Cl.
CPC ...
H02K 29/08 (2013.01); H02K 1/276 (2013.01); H02K 7/145 (2013.01); H02K 11/215 (2016.01); H02K 11/33 (2016.01);
Abstract
An electric work machine includes a motor, a driver, and a rotation sensor. The motor includes a stator, and a rotor of permanent-magnet type. The stator includes a cylindrical body, teeth, and coils. The rotation sensor is installed in an area of the stator close to the rotor than an area where the coils are disposed in a radial direction of the stator.