Device and method for expansion forming
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United States of America Patent
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Mar 31, 2009
Grant Date -
Apr 13, 2006
app pub date -
Apr 4, 2003
filing date -
May 8, 2002
priority date (Note) -
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Abstract
The present invention relates to a method and a device for expansion forming of an article. According to at least one aspect of the invention, an expansion forming tool is pressure-compensated from two sides, pressure differences on each side being equalized by means of a pressure transmitter, which is applicable to the tool.
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