Build-up spraying apparatus

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4520756
SERIAL NO

06622716

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Abstract

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A build-up spraying apparatus is disclosed which is capable of positionally adjusting the spreading rate of build-up metal powder on an article along the spreading direction to satisfactorily carry out partial or local build-up as well as uniform build-up as desired. The build-up spraying apparatus includes a fluid control device for spreading build-up metal powder having a pair of control gas injection nozzles formed at the both sides of the interior thereof and a control gas switching cycle setting means for supplying two systems of control gas to the fluid control device at a predetermined cycle to positionally control the spreading rate of build-up metal powder in the spreading direction. The apparatus also includes at least one heating burner body for heating build-up metal powder ejected from the fluid control device, the heating burner body being adapted to vary the amount of heat according to the difference in injection rate of build-up metal powder in the spreading direction.

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Patent Owner(s)

Patent OwnerAddress
JAPANESE NATIONAL RAILWAYS5-6 MARUNOUCHI 1-CHOME CHIYODA-KU TOKYO
KYUSHU TETSUDO KIKI MFG CO LTD2-30 SHIMONIJU-CHO MOJI-KU KITA A CORP OF JAPAN KYUSHU-SHI FUKUOKA-KEN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Aichi, Takeo Kitakyushu, JP 2 4
Endo, Hideo Sagamihara, JP 7 79
Hayashi, Mitsuji Tachikawa, JP 10 49
Oishibashi, Hirotsugu Musashino, JP 7 14
Sasaki, Shigeru Niiza, JP 94 1450

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