2185545

Information

• Patent Grant
• 2185545

• References
• Source

• Patent Number

  2,185,545

• Date Filed

  Not available

• Date Issued

  Tuesday, January 2, 1940
  85 years ago

• CPC

  • B64D35/04 - characterised by the transmission driving a plurality of propellers or rotors
  • B64D2700/62807 - Several non-coaxial propellers driven by only one engine
  • Y10T74/19121 - Concentric
  • Y10T74/2186 - Gear casings

• US Classifications

  • 074 - Machine element or mechanism
  • 416 - Fluid reaction surfaces