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:
Nov. 12, 2024
Filed:
Jan. 30, 2019
Applicants:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Sumitomo Electric Sintered Alloy, Ltd., Okayama, JP;
Inventors:
Shigeki Egashira, Osaka, JP;
Takayuki Tashiro, Osaka, JP;
Tomoyuki Ishimine, Osaka, JP;
Kosuke Tominaga, Osaka, JP;
Assignees:
SUMITOMO ELECTRIC INDUSTRIES, LTD., Osaka, JP;
SUMITOMO ELECTRIC SINTERED ALLOY, LTD., Okayama, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22F 5/08 (2006.01); B22F 1/00 (2022.01); B22F 1/142 (2022.01); B22F 3/12 (2006.01); B22F 3/24 (2006.01); C21D 9/32 (2006.01); C22C 33/02 (2006.01); C22C 38/00 (2006.01);
U.S. Cl.
CPC ...
B22F 5/08 (2013.01); B22F 1/09 (2022.01); B22F 1/142 (2022.01); B22F 3/12 (2013.01); C21D 9/32 (2013.01); C22C 33/0207 (2013.01); C22C 33/0264 (2013.01); C22C 38/00 (2013.01); B22F 2003/247 (2013.01); B22F 2201/32 (2013.01); B22F 2301/35 (2013.01); B22F 2302/40 (2013.01); B22F 2304/05 (2013.01); B22F 2998/10 (2013.01);
Abstract
A sintered material includes a composition composed of iron-based alloy, and a texture containing 200 or more and 1350 or less of compound particles having a size of 0.3 μm or more per unit area of 100 μm×100 μm in a cross section, and a relative density is 93% or more.