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Patent Searching and Data


Title:
METAL MOLD FOR HOT PRESSING
Document Type and Number:
WIPO Patent Application WO/2013/030916
Kind Code:
A1
Abstract:
This metal mold for hot pressing is provided with a fixed mold and a movable mold disposed such that the molding surfaces face each other, sandwiches heated work between the fixed mold and movable mold and carries out press processing thereon, while at the same time cooling the work by keeping the molding surfaces of the fixed mold and movable mold in a state of contact with the surface of the work. At least the portions of the molding surface of the fixed mold where the striking during press processing is strong have formed thereon a layer constituted of a shape memory alloy. According to this metal mold for hot pressing, formation of gaps between the metal mold and work is suppressed, and uniform contact between the metal mold and work can be achieved.

Inventors:
ISHII SHINJI (JP)
Application Number:
PCT/JP2011/069431
Publication Date:
March 07, 2013
Filing Date:
August 29, 2011
Export Citation:
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Assignee:
TOYOTA MOTOR CO LTD (JP)
ISHII SHINJI (JP)
International Classes:
B21D37/01
Foreign References:
JPS59225824A1984-12-18
JPS5831111U1983-03-01
JPH0847732A1996-02-20
Attorney, Agent or Firm:
YANO Juichiro (JP)
Juichiro Yano (JP)
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Claims: