DIE CUSHION OF PRESS WORKING DEVICE

PROBLEM TO BE SOLVED: To provide a die cushion of a press working device which can be changed to a suitable cushion capacity corresponding to the size of a work and the size of the press die followed to the above. SOLUTION: In a cushion plate installed being able to be lifted on the lower side of a...

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Bibliographische Detailangaben
1. Verfasser: SAGA KAZUAKI
Format: Patent
Sprache:eng
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