2409871

Information

• Patent Grant
• 2409871

• References
• Source

• Patent Number

  2,409,871

• Date Filed

  Not available

• Date Issued

  Tuesday, October 22, 1946
  78 years ago

• CPC

  • G05D23/185 - with auxiliary non-electric power
  • F15C3/14 - the jet the nozzle being intercepted by a flap
  • Y10T137/2409 - With counter-balancing pressure feedback to the modulating device
  • Y10T137/2822 - Auxiliary liquid trap seal
  • Y10T137/7737 - Thermal responsive
  • Y10T137/7762 - Fluid pressure type
  • Y10T137/7769 - Single acting fluid servo

• US Classifications

  • 091 - Motors: expansible chamber type
  • 092 - Expansible chamber devices
  • 137 - Fluid handling
  • 235 - Registers
  • 236 - Automatic temperature and humidity regulation