2723104

Information

• Patent Grant
• 2723104

• References
• Source

• Patent Number

  2,723,104

• Date Filed

  Not available

• Date Issued

  Tuesday, November 8, 1955
  69 years ago

• CPC

  • B66F1/06 - and the devices being actuated mechanically
  • E21D15/20 - with pawl, pin, cross-piece, or the like engaging with ratchet teeth, notches, holes, or the like, spaced apart at intervals
  • E21D15/54 - Details of the ends of props
  • E21F13/086 - Armoured conveyors shifting devices
  • Y10T74/1598 - Driven ratchet-bar and power dog

• US Classifications

  • 254 - Implements or apparatus for applying pushing or pulling force
  • 074 - Machine element or mechanism