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:
Apr. 16, 2024
Filed:
Nov. 02, 2020
Thk Co., Ltd., Tokyo, JP;
Takashi Oshida, Tokyo, JP;
Takashi Sakuyama, Tokyo, JP;
Tetsuhiro Nishide, Tokyo, JP;
Hiroshi Kaneshige, Tokyo, JP;
Sho Taniguchi, Tokyo, JP;
THK CO., LTD., Tokyo, JP;
Abstract
An actuator whose total length can be reduced is provided. An actuator () includes: a casing (); a hollow shaft () rotatably supported by the casing () via a bearing (), the hollow shaft () including a bottom portion (); a screw shaft () coupled to the bottom portion () of the hollow shaft (), the screw shaft () sharing a common center line with the hollow shaft (); and a nut () threadedly connected to the screw shaft (). The nut () is capable of moving in an axial direction of the screw shaft () to enter between the hollow shaft () and the screw shaft ().