2189220

Information

• Patent Grant
• 2189220

• References
• Source

• Patent Number

  2,189,220

• Date Filed

  Not available

• Date Issued

  Tuesday, February 6, 1940
  84 years ago

• CPC

  • F16H3/54 - one of the central gears being internally toothed and the other externally toothed
  • B64D27/00 - Arrangement or mounting of power plant in aircraft Aircraft characterised thereby
  • B60K2704/04 - with preselection system
  • B64D2700/62763 - Propulsion or transmission devices

• US Classifications

  • 475 - Planetary gear transmission systems or components