3322939

Information

• Patent Grant
• 3322939

• References
• Source

• Patent Number

  3,322,939

• Date Filed

  Not available

• Date Issued

  Tuesday, May 30, 1967
  57 years ago

• CPC

  • B64C27/82 - characterised by the provision of an auxiliary rotor or fluid-jet device for counter-balancing lifting rotor torque or changing direction of rotorcraft
  • B64C13/24 - Transmitting means
  • G05D1/0833 - using limited authority control
  • B64C2700/6229 - Special devices to stabilise or to compensate a helicoper rotor by other means than counter rotating rotor

• US Classifications

  • 701 - Data processing: vehicles, navigation, and relative location
  • 244 - Aeronautics and astronautics
  • 340 - Communications: electrical
  • 700 - Data processing: generic control systems or specific applications