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Patent Searching and Data


Title:
LOW SPEED AND HIGH PRESSURE CASTING APPARATUS
Document Type and Number:
Japanese Patent JP2003136212
Kind Code:
A
Abstract:

To provide a low speed and high pressure casting apparatus with which molten metal remained in a flowing-in hole for molten metal can smoothly be returned back to a molten metal supplying device side during pressurizing the molten metal in a cavity by advancing a pressurizing element.

In the pressurizing element 3, an opening groove 31 communicating the flowing-in hole 4 for molten metal with the outside is formed, or near the flowing-in hole 4 for molten metal, a switch valve 6 communicating the flowing-in hole 4 for molten metal with the outside is arranged.


Inventors:
Fujita, Minetaka
Application Number:
JP2001000342136
Publication Date:
May 14, 2003
Filing Date:
November 07, 2001
Export Citation:
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Assignee:
AHRESTY CORP
International Classes:
B22D18/02; B22D17/20; B22D35/04; (IPC1-7): B22D17/20; B22D18/02; B22D35/04
Attorney, Agent or Firm:
細井 貞行 (外2名)