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:
Jul. 16, 2024
Filed:
Oct. 16, 2019
Toyo Seikan Group Holdings, Ltd., Tokyo, JP;
Takuho Kumagai, Yokohama, JP;
Tomohiro Ogawa, Yokohama, JP;
Ryozo Shiroishi, Yokohama, JP;
Naoya Matsumoto, Yokohama, JP;
Masahiro Shimamura, Yokohama, JP;
TOYO SEIKAN GROUP HOLDINGS, LTD., Tokyo, JP;
Abstract
A jig for metal plastic working for use in plastic working of a metal or alloy workpiece, in which a working surface is moved relative to the workpiece in contact with the workpiece. The working surface of the jig is smoothed so that an arithmetic mean surface roughness Ra is not more than 0.12 μm, and so that no protrusion is observed that has a width of not less than 200 μm and a height of not less than 10 μm, which are calculated on a basis of a projection thereof along a working direction.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile