Device for hemming of sheet metals, particularly of coachwork sheet metals in automobile manufacture
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Feb 29, 2000
Grant Date -
N/A
app pub date -
Oct 23, 1998
filing date -
Oct 25, 1997
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A device for hemming of sheet metals, particularly of coachwork sheet metals in automobile manufacture, wherein a driven ram with superposed hemming bed arranged in a base rack presses the sheet metals to be hemmed against stationary hemming tools. The working stroke and the force for hemming of sheet metals is pneumatically transmitted to ram by the aid of a compressed-air cushion arranged between base rack and ram.
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