Aluminum alloy vacuum casting equipment

Details Aluminum alloy vacuum casting equipment Aluminum alloy vacuum casting equipment

2008-05-16

2011-12-06

Kerns, Kevin P (Department: 1735)

Metal founding

Means to apply vacuum directly to work or to hold or...

Reexamination Certificate

active

08069902

ABSTRACT:
An aluminum alloy vacuum casting equipment comprises a high pressure casting tank, in which a guard is equipped. The high-pressure casting tank is connected with a booster jar through a compressed air pipe. A first casting window and second casting window which are equipped with a first cylinder are set at top of the high-pressure casting tank. The high pressure casting tank is also equipped with a fixed guide and an unfixed guide at the bottom, an actuated exhaust ball valve at one side and a hatch door which is connected with a third cylinder. All operations except for putting in or taking out of the filler are completed automatically.

REFERENCES:
patent: 3807488 (1974-04-01), Glazunov et al.
patent: 4741384 (1988-05-01), Healey
patent: 5133400 (1992-07-01), Bethge
patent: 5503215 (1996-04-01), Betz et al.

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