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:
Jan. 27, 2015
Filed:
Apr. 09, 2013
Tatsuyuki Saito, Kiryu, JP;
Ryuichi Takakusagi, Kiryu, JP;
Toshiyuki Kimura, Kiryu, JP;
Yoshichika Kawashima, Kiryu, JP;
Kenji Sakata, Kiryu, JP;
Tatsuyuki Saito, Kiryu, JP;
Ryuichi Takakusagi, Kiryu, JP;
Toshiyuki Kimura, Kiryu, JP;
Yoshichika Kawashima, Kiryu, JP;
Kenji Sakata, Kiryu, JP;
Mitsuba Corporation, Kiryu-shi, JP;
Abstract
A windshield wiper motor includes a reduction mechanism unit and an electric motor. The electric motor includes a yoke formed in a bottomed cylindrical shape; four magnets arranged in a cylindrical shape on an inner surface of the yoke, an armature including a rotary shaft rotatably supported by the yoke, an armature core fixed to the rotary shaft and including any teeth of fourteen teeth, eighteen teeth, and twenty two teeth, a commutator being fixed to the rotary shaft and including a plurality of segments insulated from each other with the same number as the number of the teeth of the armature core, an armature coil being wound, and a plurality of connecting wires respectively connected to the segments arranged to face each other around the rotary shaft, and a first brush, a second brush, and a third brush coming into sliding contact with the segments of the commutator.