3417841

Information

• Patent Grant
• 3417841

• References
• Source

• Patent Number

  3,417,841

• Date Filed

  Not available

• Date Issued

  Tuesday, December 24, 1968
  56 years ago

• CPC

  • B66F3/00 - Devices
  • B66B5/18 - and applying frictional retarding forces
  • B66B9/02 - actuated mechanically otherwise than by rope or cable
  • B66B9/16 - Mobile or transportable lifts specially adapted to be shifted from one part of a building or other structure to another part or to another building or structure
  • B66D3/02 - Manually-operated
  • B66F1/02 - with locking elements
  • B66F11/04 - for movable platforms or cabins
  • B66D2700/021 - Hauling devices

• US Classifications

  • 187 - Elevator, industrial lift truck, or stationary lift for vehicle
  • 182 - Fire escape, ladder, or scaffold