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.

Date of Patent:
Oct. 30, 2012

Filed:

Mar. 30, 2006
Applicant:

Keisuke Mishima, Tokyo, JP;

Inventor:

Keisuke Mishima, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D 22/16 (2006.01); B21D 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A closing machine includes left and right chuck spindles () for driving a work piece () to rotate, a chuck spindle moving device () which moves the respective chuck spindles () in a horizontal direction orthogonal to a rotary axis Othereof, and left and right slide stoppers () for restricting the movement of the chuck spindles (). The work piece () is introduced into each chuck spindle (), and the chuck spindle moving device () moves the respective chuck spindles () until the movement of the respective chuck spindles () is stopped by the respective slide stoppers (). During a closing operation, the rotary axis Oof the chuck spindle () and a rotary axis Oof a die () are offset in the horizontal direction by an offset S.


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