3748641

Information

• Patent Grant
• 3748641

• References
• Source

• Patent Number

  3,748,641

• Date Filed

  Not available

• Date Issued

  Tuesday, July 24, 1973
  51 years ago

• CPC

  • B60K31/02 - including electrically actuated servomechanism including an electric control system or a servomechanism in which the vehicle velocity affecting element is actuated electrically
  • B60K31/18 - including a device to audibly, visibly, or otherwise signal the existence of unusual or unintended speed to the driver of the vehicle
  • F02P9/005 - by weakening or suppression of sparks to limit the engine speed
  • G01P1/106 - by comparing the time duration between two impulses with a reference time
  • G01P3/4807 - by using circuits for the detection of the pulses delivered by the ignition system of an internal combustion engine

• US Classifications

  • 180 - Motor vehicles
  • 324 - Electricity: measuring and testing
  • 340 - Communications: electrical