Chain welding machine

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4211068
SERIAL NO

05971098

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A chain welding machine has a first cam-operated linkage for rapidly movingpsetting dies into and away from the ends of a link to be welded and a second hydromechanical linkage for applying upsetting force to the ends of the link. The upsetting force is controlled by hydraulic pressure which is regulated as a function of time by a cam-controlled pressure-limiting valve.

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Patent Owner(s)

  • WAFIOS, MASCHINENFABRIK, WAGNER, FICKER & SCHMID (GMBH & CO. KG)

International Classification(s)

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  • 1978 Application Filing Year
  • B21L Class
  • 4 Applications Filed
  • 0 Patents Issued To-Date
  • 0 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances19780255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lange, Gerhard Reutlingen, DE 49 457

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  • 3 Citation Count
  • B21L Class
  • 0 % this patent is cited more than
  • 45 Age
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