3129769

Information

• Patent Grant
• 3129769

• References
• Source

• Patent Number

  3,129,769

• Date Filed

  Not available

• Date Issued

  Tuesday, April 21, 1964
  60 years ago

• CPC

  • B64C27/615 - including flaps mounted on blades
  • B64C2027/7294 - actuated mechanically
  • Y02T50/34 - Helicopter rotor blades lift efficiency

• US Classifications

  • 416 - Fluid reaction surfaces