Forming process for hot forming a steel sheet of a rotor blade to be produced for a wind energy plant
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United States of America Patent
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Mar 27, 2018
Grant Date -
Oct 15, 2015
app pub date -
Jul 3, 2012
filing date -
Aug 5, 2011
priority date (Note) -
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Abstract
The present invention concerns a forming process for hot forming of a steel sheet of a rotor blade to be produced of a wind power installation, including the steps heating the steel sheet in a furnace while the steel sheet is lying on a hearth bogie, displacing the heated steel sheet with the hearth bogie from the furnace into a pressing apparatus for the hot forming operation, transloading the heated steel sheet in the pressing apparatus from the hearth bogie on to a form bogie having a counterpart form, and pressing the steel sheet by at least one pressing punch which presses on the steel sheet in such a way that it is formed between the pressing punch and the counterpart form and in particular assumes the shape of the pressing punch and the counterpart form.
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