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:
Aug. 08, 2023
Filed:
Dec. 24, 2019
Applicant:
Minebea Mitsumi Inc., Nagano, JP;
Inventor:
Koichiro Hirabayashi, Kitasaku-gun, JP;
Assignee:
MINEBEA MITSUMI Inc., Nagano, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 55/22 (2006.01); F16H 25/16 (2006.01); F16H 55/06 (2006.01); F16H 25/24 (2006.01);
U.S. Cl.
CPC ...
F16H 55/22 (2013.01); F16H 25/16 (2013.01); F16H 55/06 (2013.01); F16H 2025/249 (2013.01);
Abstract
A worm () according to an embodiment is a worm made of resin and formed by injection molding. The worm includes a gear portion (), a cavity () having an axis being a longitudinal axis () of the worm being formed at the gear portion, and a top portion () formed at a first end portion of the gear portion in a direction of the longitudinal axis. A plurality of recesses () including a hole portion communicating with the cavity are formed at the top portion in a radial direction, and are located on an outer peripheral portion side of the gear portion with respect to the cavity.