3213328

Information

• Patent Grant
• 3213328

• References
• Source

• Patent Number

  3,213,328

• Date Filed

  Not available

• Date Issued

  Tuesday, October 19, 1965
  59 years ago

• CPC

  • H05B3/342 - heaters used in textiles
  • G05D23/1913 - delivering a series of pulses
  • G05D23/24 - the sensing element having a resistance varying with temperature
  • G05D23/306 - using semiconductor devices
  • H02H5/04 - responsive to abnormal temperature
  • H02H5/043 - the temperature dependent resistor being disposed parallel to a heating wire
  • H05B2203/014 - Heaters using resistive wires or cables not provided for in H05B3/54

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 219 - Electric heating