3684170

Information

• Patent Grant
• 3684170

• References
• Source

• Patent Number

  3,684,170

• Date Filed

  Not available

• Date Issued

  Tuesday, August 15, 1972
  52 years ago

• CPC

  • F24F11/025 - characterised by velocity control
  • F24F11/053 - by means responsive to temperature
  • G05D23/1906 - using an analogue comparing device
  • G05D23/1919 - characterised by the type of controller
  • G05D23/24 - the sensing element having a resistance varying with temperature

• US Classifications

  • 236 - Automatic temperature and humidity regulation