1804945

Information

• Patent Grant
• 1804945

• References
• Source

• Patent Number

  1,804,945

• Date Filed

  Not available

• Date Issued

  Tuesday, May 12, 1931
  93 years ago

• CPC

  • B63B27/04 - Ships' derricks
  • B63B21/16 - Using winches
  • B66D1/48 - automatic
  • B63B2708/02 - Winches and capstans driven by electric or electro-hydraulic means
  • B66D2700/0108 - with devices for paying out or automatically tightening the cable
  • Y10S254/90 - Cable pulling drum having wave motion responsive actuator for operating drive or rotation retarding means
  • Y10T74/2057 - Variable input leverage

• US Classifications

  • 114 - Ships
  • 074 - Machine element or mechanism
  • 212 - Traversing hoists
  • 254 - Implements or apparatus for applying pushing or pulling force
  • 414 - Material or article handling