Method for manufacturing shaped article, and shaped article

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United States of America Patent

PATENT NO 11331850
APP PUB NO 20190263056A1
SERIAL NO

16348664

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Abstract

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A method for manufacturing a shaped article includes a step of providing a high-speed steel powder, a step of forming a powder layer by spreading the powder, a step of forming a solidified layer in which the powder is in a bound state by irradiating the powder layer with a scanning laser beam, and a step of stacking up solidified layers by sequentially repeating the step of forming a powder layer and the step of forming a solidified layer, thereby forming the shaped article. The laser beam has an energy density of 60 J/mm3 or more and less than 600 J/mm3.

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Patent Owner(s)

Patent OwnerAddress
SUMITOMO ELECTRIC SINTERED ALLOY LTD2901 NARIWA NARIWA-CHO TAKAHASHI-SHI OKAYAMA 7160192 ?7160192

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Motoyama, Hiroaki Takahashi, JP 12 336
Ootaki, Takanori Takahashi, JP 3 4

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