OSAKA UNIVERSITY (20240408673). Laminate Molding Apparatus and Laminate Molding Method

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Laminate Molding Apparatus and Laminate Molding Method

Organization Name

OSAKA UNIVERSITY

Inventor(s)

Norio Yoshida of Suita-shi (JP)

Yuji Sato of Suita-shi (JP)

Masahiro Tsukamoto of Suita-shi (JP)

Masahiro Ihama of Suita-shi (JP)

Koji Tojo of Kyoto-shi (JP)

Shingo Uno of Kyoto-shi (JP)

Laminate Molding Apparatus and Laminate Molding Method

This abstract first appeared for US patent application 20240408673 titled 'Laminate Molding Apparatus and Laminate Molding Method



Original Abstract Submitted

an additive manufacturing apparatus includes: a chamber; a gas supply device that supplies an ambient gas into the chamber; an irradiation device that irradiates a molding region with an energy beam in order to mold a three dimensional molding object, the molding region being provided with a powder bed fusion on which a powder is spread in the chamber; and a controller that performs control related to additive manufacturing of the molding object, wherein the controller is configured to increase a pressure of the ambient gas in the chamber to be higher than an atmospheric pressure when the molding object is molded.