Arrangement for a Die Casting Machine and Method for Operating a Drive Piston of the Die Casting Machine
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United States of America Patent
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Issued Date -
Oct 13, 2011
app pub date -
Dec 17, 2009
filing date -
Dec 17, 2008
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention relates to an arrangement for a die casting machine comprising a drive piston (3) held in a working cylinder (2), wherein a piston chamber (4) is located on one side of the drive piston (3) and an annular chamber (5) is located on the other side of the drive piston (3) in said working cylinder (2), and comprising a pressure booster (8) installed upstream from the working cylinder (2), wherein a connection line (10, 10') is used to connect the annular chamber (5) of the working cylinder (2) to the piston chamber (4) of the working cylinder (2) either directly, or via a check valve that is integrated into the pressure booster (8) or that bypasses the pressure booster (8).
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