Sealing method

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United States of America Patent

PATENT NO 11590608
SERIAL NO

16465908

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Abstract

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A sealing method for sealing an opening of a metallic molded body with a resin molded body, the metallic molded body having a cavity therein and an opening connected to the cavity, includes a step of irradiating laser light onto a joining surface on a periphery of the opening of the metallic molded body in an energy density of 1 MW/cm2 or more and at an irradiation rate of 2000 mm/sec or more to roughen the surface, and a step of placing, in a mold, a portion including the joining surface of the metallic molded body roughened in the preceding step and sealing the opening with a resin molded body formed by injection molding or compression molding of a resin.

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Patent Owner(s)

Patent OwnerAddress
DAICEL MIRAIZU LTDTOKYO 108-8231

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Itakura, Masahiko Toyko, JP 15 47
Katayama, Masahiro Himeji, JP 103 1405
Uno, Takayuki Himeji, JP 12 15

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