Process of and Device For Producing Metal Blanks With Different Thicknesses
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United States of America Patent
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Issued Date -
Oct 31, 2013
app pub date -
Jun 26, 2012
filing date -
Jun 27, 2011
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Abandoned
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Abstract
A process of producing metal blanks with different thicknesses from a metallic material includes: producing sheet metal blanks from a band material; changing the temperature of the metal blanks such that, in the blanks, a plurality of regions is produced with different temperatures; rolling the metal blanks having regions with different temperatures in a rolling tool with a roll gap setting, wherein the roll gap setting is kept constant during the operation of rolling the metal blanks, wherein, due to the regions with different temperatures in the sheet metal blanks, portions are produced with different thicknesses. The invention also relates to a suitable device for producing sheet metal blanks with different thicknesses from a metallic material.
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