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:
May. 21, 2024
Filed:
Dec. 10, 2020
Nippon Thompson Co., Ltd., Tokyo, JP;
Tetsuya Sakai, Toki, JP;
Kousuke Tobari, Toki, JP;
NIPPON THOMPSON CO., LTD., Tokyo, JP;
Abstract
A rotary table () includes a base body (), a worm wheel (), an inner ring (), a plurality of rolling elements, and a worm screw unit (). The worm screw unit () includes a worm screw () held to be rotatable around an axis and having a second gear (A) meshing with the first gear (), and a worm screw housing () surrounding and holding the worm screw () and being fixed to contact the holding surface at a planar contacting surface thereof. One of the holding and contacting surfaces has a cylindrical pin () arranged to protrude therefrom. The other of the holding and contacting surfaces has a first recess () formed to receive the pin (), the first recess having a width corresponding to the pin () and being elongated in the radial direction of the worm wheel ().