Apparatus for butt-welding tube joints

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United States of America Patent

PATENT NO 8143549
SERIAL NO

12419134

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Welding devices and methods of using the same are provided. The welding device includes a rotor assembly. The rotor assembly includes a first semi-collar associated with a second semi-collar to form a collar. The collar is adapted to be disposed about a tube to be welded, and associated with an automatic voltage control assembly. The automatic voltage control assembly is mechanically associated with an electrode, and the automatic voltage control maintains the desired angular disposition of the electrode relative to the tube to be welded.

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Patent Owner(s)

Patent OwnerAddress
AZZ WSI LLC2225 SKYLAND COURT NORCROSS GA 30071

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Amador, Pedro Ernesto Lawrenceville, US 4 8
King,, III William Bryan Atlanta, US 1 6

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  • 4 Citation Count
  • B23K Class
  • 6.96 % this patent is cited more than
  • 13 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges484021424824792421101 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +0255075100125150175200225250275300325350375400425

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