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:
Mar. 13, 2012

Filed:

Mar. 30, 2006
Applicant:

Keisuke Mishima, Tokyo, JP;

Inventor:

Keisuke Mishima, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21D 41/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

A closing machine () for closing a rotating work piece () by pressing a heated die () against the work piece () comprises an air purge box () which opens onto the vicinity of the work piece (), air supply means for supplying air to the air purge box (), and a sensor () provided in the interior of the air purge box () to detect a state of the work piece () or the die ().


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