3640253

Information

• Patent Grant
• 3640253

• References
• Source

• Patent Number

  3,640,253

• Date Filed

  Not available

• Date Issued

  Tuesday, February 8, 1972
  52 years ago

• CPC

  • F02D9/00 - Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
  • F02D2009/0216 - of the air-vane type
  • F02D2700/0238 - depending on the number of revolutions of a centrifugal governor

• US Classifications

  • 123 - Internal-combustion engines