Title:
EXTRUDING DIE
Document Type and Number:
Japanese Patent JP2010194552
Kind Code:
A
Abstract:
To shorten manufacturing time by reducing the labor and time for manufacturing and to improve dimensional accuracy in the manufacture of an extruding die.
Disclosed is a die (1) which is used exclusively in accordance with the shape of a extruded material and divided into a plurality of dies (21), (31) in the extruding direction. The die (1) is a port hole die in which a female die (10) for forming the outer peripheral part of a hollow extruded material and a male die (20) for forming the inner peripheral part are combined and the male die (20) is divided.
Inventors:
TAKAHASHI AKINORI
Application Number:
JP2009038962A
Publication Date:
September 09, 2010
Filing Date:
February 23, 2009
Export Citation:
Assignee:
SHOWA DENKO KK
International Classes:
B21C25/02
Domestic Patent References:
| JP2007056368A | 2007-03-08 | |||
| JP2004074204A | 2004-03-11 | |||
| JP2006026672A | 2006-02-02 | |||
| JP2002001422A | 2002-01-08 | |||
| JP2003181525A | 2003-07-02 | |||
| JPH0957334A | 1997-03-04 |
Attorney, Agent or Firm:
Yoshihito Shimizu
Hisayoshi Shimizu
Ken Takada
Hisayoshi Shimizu
Ken Takada