3309871

Information

• Patent Grant
• 3309871

• References
• Source

• Patent Number

  3,309,871

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1967
  57 years ago

• CPC

  • F02D25/02 - to synchronise speed
  • G05G15/00 - Mechanical devices for initiating a movement automatically due to a specific cause
  • H02P5/485 - using differential movement of the two motors

• US Classifications

  • 060 - Power plants
  • 475 - Planetary gear transmission systems or components