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:
Oct. 15, 2019
Filed:
Feb. 28, 2018
Fanuc Corporation, 3580, Shibokusa, Yamanashi, JP;
Yasuyuki Nakazawa, Yamanashi, JP;
FANUC CORPORATION, Yamanashi, JP;
Abstract
An electric motor includes a stator having a tubular shape, a rotor rotatable around a rotary axis and having a rotary spindle, a first housing part disposed so as to partially house the rotary spindle, a second housing part disposed at the other end of the stator in the rotary axis direction, a third housing part at a side opposite to the first housing part in the rotary axis direction with respect to the second housing part, a plurality of ventilation parts formed so as to communicate with at least the stator, the second housing part, and the third housing part, and a plurality of fans for ventilating the plurality of ventilation parts, the plurality of fans being disposed in the third housing part on a plane perpendicular to the rotary axis so as not to overlap the rotary axis.