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:
Feb. 27, 2018
Filed:
Jun. 22, 2015
Fanuc Corporation, Yamanashi, JP;
Taku Oohara, Yamanashi, JP;
FANUC CORPORATION, Yamanashi, JP;
Abstract
An electric motor comprises a tubular housing for holding a rotor core, a shaft which has a first end part projecting outward from the housing and a second end part located inside the housing, and a bearing located between the first end part and the rotor core for rotatably supporting the shaft inside the housing. The housing is provided with an air feed hole to which an air feed source can be connected for feeding air to an inside space where the second end part is located, and the shaft is provided with a bore which extends from an air inflow port formed on the second end part to an air outflow port formed on a circumferential surface of a partial region of the shaft which is located between the first end part and the bearing.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile