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, 2024
Filed:
Aug. 16, 2021
Applicant:
Fanuc Corporation, Minamitsuru-gun, JP;
Inventors:
Mizuho Yamasaki, Yamanashi-ken, JP;
Hisanori Kouda, Yamanashi-ken, JP;
Assignee:
FANUC CORPORATION, Yamanashi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 25/22 (2006.01); F16H 25/20 (2006.01);
U.S. Cl.
CPC ...
F16H 25/2204 (2013.01); F16H 2025/2031 (2013.01); F16H 2025/2075 (2013.01);
Abstract
A linear motion device includes: a bearing mounted to the outer periphery of a ball screw; a nut holder through which the ball screw passes; and a bearing pressing member which is fixed to a motor housing with the ball screw inserted in a through hole and which restricts the movement of the bearing in the motor housing in the axial direction. The bearing pressing member has a cutout portion extending from the inner peripheral surface of the through hole over to the outer peripheral surface of the bearing pressing member in the radial direction.