2310220

Information

• Patent Grant
• 2310220

• References
• Source

• Patent Number

  2,310,220

• Date Filed

  Not available

• Date Issued

  Tuesday, February 9, 1943
  81 years ago

• CPC

  • B64D35/06 - the propellers or rotors being counter-rotating
  • B64D2700/62824 - co-rotating
  • Y10T74/19014 - Plural prime movers selectively coupled to common output

• US Classifications

  • 074 - Machine element or mechanism
  • 060 - Power plants
  • 123 - Internal-combustion engines
  • 244 - Aeronautics and astronautics