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:
Oct. 14, 2008
Filed:
Jul. 30, 2003
Hiroshi Tokuda, Hiroshima, JP;
Hiroshi Tokuda, Hiroshima, JP;
Hirotec Corporation, Hiroshima, JP;
Abstract
An upper diethat is fixed to a ramof a press machineincludes a forming punchfor conducting drawing, forming and listing, upper die-side cutting edgesfor conducting trimming, and flat-face piercing punchesfor conducting flat-face piercing, to respectively a work W in cooperation with a lower die. The lower dieis provided with a forming diecorresponding to the upper die, and a large piercing die, lower die-side cutting edgesand a flat-face piercing diewhich are disposed at the forming die. A side-face working apparatus, including a rotating baseand a reciprocating base, is disposed at the side of the lower dieto conduct side-face press working to a side-face portionof the work W jointly with the lower die