Method for filling with metallic sodium

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United States of America Patent

PATENT NO 10710153
APP PUB NO 20190030595A1
SERIAL NO

16072617

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Abstract

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Provided is a method for filling a stem-side hollow area of an engine valve with metallic sodium. The method includes injecting melted metallic sodium into a cylinder having a larger diameter than an inner diameter of the hollow area of the engine valve, forming a solidified metallic sodium rod having a substantially uniform structure in the cylinder, inserting the metallic sodium into the hollow area of the engine valve through a nozzle having a small diameter, and sealing the engine valve.

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Patent Owner(s)

Patent OwnerAddress
NITTAN CORPORATIONHADANO-SHI KANAGAWA 257-0031

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hanawa, Masashige Ibaraki, JP 2 12
Homma, Koichi Kanagawa, JP 37 1038
Miura, Kuniaki Ibaraki, JP 23 210
Onose, Ryo Kanagawa, JP 5 25
Uchida, Shigeru Kanagawa, JP 43 333

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