Method for processing steel plate

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United States of America Patent

PATENT NO 11732317
APP PUB NO 20200239974A1
SERIAL NO

16750373

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Abstract

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A method for processing a steel plate capable of removing residual strain at a trim edge thereof without causing overheating in areas of the steel plate other than the trim edge. A method of processing a steel plate includes punching a steel plate and disposing heating electrodes in such a way that a trim edge punched in the punching is positioned between electrode surfaces facing each other and then heating a part of the steel plate including the trim edge.

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Patent Owner(s)

Patent OwnerAddress
TOYOTA JIDOSHA KABUSHIKI KAISHA1 TOYOTA-CHO TOYOTA-SHI AICHI 4718571 ?4718571

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ihara, Tomoaki Toyota, JP 21 18
Tobita, Shunsuke Toyota, JP 12 8

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