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:
Sep. 17, 2024
Filed:
Mar. 24, 2020
Applicant:
Minebea Mitsumi Inc., Nagano, JP;
Inventors:
Katsunori Saito, Kanagawa, JP;
Yasuo Osada, Saitama, JP;
Hiroki Negishi, Tokyo, JP;
Norikazu Sato, Saitama, JP;
Assignee:
MINEBEA MITSUMI Inc., Nagano, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 7/30 (2006.01); G01D 5/14 (2006.01); G01D 5/16 (2006.01);
U.S. Cl.
CPC ...
G01B 7/30 (2013.01); G01D 5/145 (2013.01); G01D 5/16 (2013.01);
Abstract
An absolute encoder preferable in being made compact is provided. The absolute encoder includes a worm gear () that rotates in accordance with rotation of a main spindle, and a worm wheel () of which a central axis is perpendicular to a central axis of the worm gear (), the worm wheel engaging with the worm gear (). The worm gear () is formed using a first material, and the worm wheel () is formed using a second material different from the first material.