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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.:

US 12226860 B1

PDFFull Text
Date of Patent:
Feb. 18, 2025

Filed:

Apr. 28, 2020

Method for manufacturing sintered gear

Applicants:

Sumitomo Electric Industries, Ltd., Osaka, JP;

Sumitomo Electric Sintered Alloy, Ltd., Takahashi, JP;

Inventors:

Kazunari Shimauchi, Osaka, JP;

Tomoyuki Ueno, Osaka, JP;

Tomoyuki Ishimine, Osaka, JP;

Munehiro Noda, Osaka, JP;

Assignees:

SUMITOMO ELECTRIC INDUSTRIES, LTD., Osaka, JP;

SUMITOMO ELECTRIC SINTERED ALLOW, LTD., Takahashi, JP;

Attorney:

XSENSUS LLP

Primary Examiner:

Ricardo D Morales

Int. Cl.
CPC ...
B23P 15/14 (2006.01); B22F 3/16 (2006.01); B22F 5/08 (2006.01); B23F 9/08 (2006.01); B23F 21/16 (2006.01); C22C 38/04 (2006.01); C22C 38/08 (2006.01); C22C 38/12 (2006.01);
U.S. Cl.
CPC ...
B23P 15/14 (2013.01); B22F 3/16 (2013.01); B22F 5/08 (2013.01); B23F 9/082 (2013.01); B23F 21/16 (2013.01); C22C 38/04 (2013.01); C22C 38/08 (2013.01); C22C 38/12 (2013.01); B22F 2301/35 (2013.01);
Abstract

A method for manufacturing a sintered gear comprising the steps of: preparing a cylindrical green compact; gear-cutting the green compact with a hob; and sintering the gear-hobbed green compact, wherein the hob is such that a ratio of a number of cutting edges thereof per round to a number of starts thereof exceeds 8.

Find Patent Forward Citations

Shimauchi, Kazunari. (2025). Method for manufacturing sintered gear (U.S. Patent No. 12226860). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12226860

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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