3805184

Information

• Patent Grant
• 3805184

• References
• Source

• Patent Number

  3,805,184

• Date Filed

  Not available

• Date Issued

  Tuesday, April 16, 1974
  51 years ago

• CPC

  • H03K3/0231 - Astable circuits
  • G01K7/245 - in an oscillator circuit
  • G05B11/26 - in which the output signal is a pulse-train
  • G05D23/1913 - delivering a series of pulses
  • G05D23/24 - the sensing element having a resistance varying with temperature
  • H03G1/0017 - the device being at least one of the amplifying solid state elements of the amplifier
  • H03G3/20 - Automatic control
  • Y10T307/766 - Condition responsive

• US Classifications

  • 331 - Oscillators
  • 307 - Electrical transmission or interconnection systems
  • 323 - Electricity: power supply or regulation systems
  • 374 - Thermal measuring and testing