3110853

Information

• Patent Grant
• 3110853

• References
• Source

• Patent Number

  3,110,853

• Date Filed

  Not available

• Date Issued

  Tuesday, November 12, 1963
  61 years ago

• CPC

  • G04C11/002 - by changing the driving speed
  • G04G3/02 - Circuits for deriving low frequency timing pulses from pulses of higher frequency
  • H02P23/22 - Controlling the speed digitally using a reference oscillator, a speed proportional pulse rate feedback and a digital comparator
  • Y10S388/912 - Pulse or frequency counter
  • Y10S388/916 - Threshold circuit

• US Classifications

  • 388 - Electricity: motor control systems
  • 968 - Horology