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:
Jan. 05, 2010
Filed:
Mar. 10, 2004
Applicant:
Tadashi Sasahara, Fujisawa, JP;
Inventor:
Tadashi Sasahara, Fujisawa, JP;
Assignee:
Oiles Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D 5/01 (2006.01); B21D 37/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A hemming apparatus () includes a holder unit (), a lower die () on which the holder unit () is installed, and an upper die () which is installed on the lower die () vertically movably. The holder unit () includes a base () secured to the lower die () by means of bolts or the like; a working tool holder () which is rotatably supported on the base () so that a hemming punch () can be disposed at a nonworking position and a working position; and a resilient means () for resiliently urging the working tool holder () so as to dispose the hemming punch () at the nonworking position.