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:
Apr. 23, 2019
Filed:
Sep. 29, 2015
Applicant:
Topre Corporation, Chuo-Ku, Tokyo, JP;
Inventor:
Naoya Yuasa, Kanagawa, JP;
Assignee:
TOPRE CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D 22/04 (2006.01); B21D 22/02 (2006.01); B21D 43/00 (2006.01);
U.S. Cl.
CPC ...
B21D 22/04 (2013.01); B21D 22/022 (2013.01); B21D 43/003 (2013.01); Y10T 428/12368 (2015.01); Y10T 428/24281 (2015.01);
Abstract
Provided is a hot press product made from a heated material. In some cases, the product includes a bulging portion formed around a positioning hole, in which an inner diameter of the positioning hole, which shrinks when a temperature of the hot press product returns to room temperature, is increased by the bulging portion.