3815813

Information

• Patent Grant
• 3815813

• References
• Source

• Patent Number

  3,815,813

• Date Filed

  Not available

• Date Issued

  Tuesday, June 11, 1974
  50 years ago

• CPC

  • F24D19/1069 - regulation in function of the temperature of the domestic hot water
  • F23N5/02 - using devices responsive to thermal changes or to thermal expansion of a medium
  • F24H9/2035 - for heaters using fluid combustibles
  • G01K17/16 - using electrical or magnetic means for both measurements
  • G05D7/0617 - specially adapted for fluid materials
  • G05D23/19 - characterised by the use of electric means
  • F23N2027/10 - Sequential burner running

• US Classifications

  • 236 - Automatic temperature and humidity regulation
  • 073 - Measuring and testing
  • 374 - Thermal measuring and testing