2302974

Information

• Patent Grant
• 2302974

• References
• Source

• Patent Number

  2,302,974

• Date Filed

  Not available

• Date Issued

  Tuesday, November 24, 1942
  82 years ago

• CPC

  • G05D11/13 - characterised by the use of electric means
  • F23D14/60 - Devices for simultaneous control of gas and combustion air
  • G05B11/012 - details of the transmission means
  • G05D11/08 - by sensing concentration of mixture
  • Y10S236/14 - intermittant control
  • Y10T74/19274 - torque responsive

• US Classifications

  • 048 - Gas: heating and illuminating
  • 074 - Machine element or mechanism
  • 236 - Automatic temperature and humidity regulation