Metal founding – Control means responsive to or actuated by means sensing or... – Responsive to thermal condition
Patent
1988-10-19
1989-07-04
Lin, Kuang Y.
Metal founding
Control means responsive to or actuated by means sensing or...
Responsive to thermal condition
164319, 164120, 164312, B22D 1700
Patent
active
048441465
ABSTRACT:
A die casting apparatus comprising a secondary pressing cylinder mounted on one mold, a sequence valve, a control valve and a reducing valve, the valves being interposed between a switching valve and the secondary pressing cylinder. Operating timing of the secondary pressing cylinder is changed by the sequence valve, the moving speed of the pressing plunger is adjusted by the flow control valve, and the pressing force of the pressing plunger is varied by the reducing valve. The operation of secondary pressing is adjusted by the sequence valve and the flow control valve.
Burns Robert E.
Kabushiki Kaisha Tetsan Industries
Lin Kuang Y.
Lobato Emmanuel J.
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