3077934

Information

• Patent Grant
• 3077934

• References
• Source

• Patent Number

  3,077,934

• Date Filed

  Not available

• Date Issued

  Tuesday, February 19, 1963
  61 years ago

• CPC

  • B64C27/615 - including flaps mounted on blades
  • B64C27/30 - with provision for reducing drag of inoperative rotor
  • B64C27/54 - Mechanisms for controlling blade adjustment or movement relative to rotor head
  • B64C2027/7294 - actuated mechanically
  • B64C2700/6284 - Blades control devices
  • B64C2700/6285 - Drag reducing devices for an inoperative rotor
  • Y02T50/34 - Helicopter rotor blades lift efficiency

• US Classifications

  • 416 - Fluid reaction surfaces