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:
Feb. 23, 2021
Filed:
Sep. 13, 2018
Applicant:
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Inventors:
Mitsue Koga, Toyota, JP;
Tomohiko Nishiyama, Toyota, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21B 45/02 (2006.01); B08B 3/12 (2006.01); C21D 1/72 (2006.01); C21D 1/74 (2006.01); C23C 8/24 (2006.01); B21H 1/06 (2006.01); B21D 53/14 (2006.01); F16G 5/16 (2006.01); C21D 9/40 (2006.01); C21D 1/06 (2006.01); C21D 8/10 (2006.01);
U.S. Cl.
CPC ...
B21B 45/0275 (2013.01); B08B 3/12 (2013.01); B08B 3/123 (2013.01); B21H 1/06 (2013.01); C21D 1/06 (2013.01); C21D 1/72 (2013.01); C21D 1/74 (2013.01); C21D 9/40 (2013.01); C23C 8/24 (2013.01); F16G 5/16 (2013.01); B21D 53/14 (2013.01); C21D 8/10 (2013.01);
Abstract
Provided is an endless metal ring manufacturing method for manufacturing an endless metal ring by carrying out a barrel polishing step for polishing the endless metal ring by using a barrel of a resin material, a rolling step for rolling the endless metal ring which was cleaned, and a nitriding step for nitriding the endless metal ring which was rolled, wherein after the barrel polishing step and before the rolling step, provided is a resin removing step for removing resin that has adhered to the endless metal ring.