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walking beam

noun, Machinery.
an overhead oscillating lever, pivoted at the middle, for transmitting force from a vertical connecting rod below one end to a vertical connecting rod, pump rod, etc., below the other end.
Origin of walking beam
1835-45, Americanism Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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Examples from the Web for walking-beam
Historical Examples
  • We fired only one shot at the old steamer, which smashed her walking-beam, and disabled her.

  • But at length, in 1844, the steam-whistle was introduced, and the "walking-beam boys" were left without occupation.

  • As the shot had hit the walking-beam of the steamer, it was not probable that she was seriously injured in her hull, if at all.

  • Steam was let in below this plunger, and the walking-beam with which it was connected by a rod had that end of it raised.

    Steam Steel and Electricity James W. Steele
  • There were two of these, with square pistons and a walking-beam between them.

    Steam Steel and Electricity James W. Steele
  • One end of the walking-beam reaches to the center line of the well, where it connects with the pump shaft.

    Farm Mechanics Herbert A. Shearer
  • In the Newcomen engine the piston moved a walking-beam to which was attached a pump-rod.

    The Story of Great Inventions Elmer Ellsworth Burns
  • Another swivel connects the upper end of the pitman shaft with the walking-beam.

    Farm Mechanics Herbert A. Shearer
  • It is five times a mans height from the platform to the top of the walking-beam.

    A short history of Rhode Island George Washington Greene
  • I am sorry to say that three were injured by the falling of the pieces of the walking-beam.

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