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:
Jun. 25, 2019
Filed:
May. 22, 2017
Fanuc Corporation, Yamanashi, JP;
Yasuyuki Nakazawa, Yamanashi, JP;
FANUC CORPORATION, Yamanashi, JP;
Abstract
To provide an electric motor enabling easy and high-precision balance correction, and a machine toll including this electric motor. An electric motor () includes: a cylindrical stator (); a rotor () having a rotary shaft part () inserted inside of the stator (); a housing () installed to both ends in an axial direction of the stator (); an opening () provided in at least one outer peripheral lateral face of the housing (), and disposed to be separated from an internal space (S) of the stator and a ventilation passage () formed in the stator (); and a balance correction component () that is installed to the rotary shaft part (), and corrects balance of the rotor (), in which the balance correction component () is exposed to outside from the opening (); and a machine tool () includes this electric motor ().
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile