3715180

Information

• Patent Grant
• 3715180

• References
• Source

• Patent Number

  3,715,180

• Date Filed

  Not available

• Date Issued

  Tuesday, February 6, 1973
  52 years ago

• CPC

  • F23N5/082 - using electronic means
  • F23N5/203 - using electronic means
  • F23N5/242 - using electronic means
  • G05B19/07 - where the programme is defined in the fixed connection of electrical elements
  • F23N5/08 - using light-sensitive elements
  • F23N5/18 - using detectors sensitive to rate of flow of air or fuel
  • F23N5/20 - with a time programme acting through electrical means
  • F23N2005/182 - Air flow switch
  • F23N2023/20 - Opto-coupler
  • F23N2023/28 - with more than one timing element
  • F23N2025/02 - filling height in burners
  • F23N2025/08 - temperature
  • F23N2027/04 - Prepurge
  • F23N2027/12 - Burner simulation or checking
  • F23N2027/24 - the pilot burner not burning continuously
  • F23N2027/30 - for pilot burners
  • F23N2027/36 - Spark ignition
  • F23N2029/00 - Flame sensors
  • F23N2031/20 - Warning devices
  • F23N2033/06 - at the air intake
  • F23N2039/04 - Gaseous fuels

• US Classifications

  • 431 - Combustion