3913344

Information

• Patent Grant
• 3913344

• References
• Source

• Patent Number

  3,913,344

• Date Filed

  Not available

• Date Issued

  Tuesday, October 21, 1975
  49 years ago

• CPC

  • F24F11/00 - Control or safety systems or apparatus
  • F24F3/1405 - in which the humidity of the air is exclusively affected by contact with the evaporator of a closed-circuit cooling system or heat pump circuit
  • G05D23/185 - with auxiliary non-electric power
  • G05D27/00 - Simultaneous control of variables covered by two or more of the preceding main groups
  • F24F11/0012 - Air temperature
  • F24F11/0015 - Air humidity
  • F24F2011/0002 - for admittance of outside air
  • F24F2011/0013 - of the outside air
  • F24F2011/0016 - of the outside air
  • F24F2011/0082 - using a valve
  • Y10T137/2131 - Variable or different-value power inputs

• US Classifications

  • 062 - Refrigeration
  • 137 - Fluid handling
  • 165 - Heat exchange
  • 236 - Automatic temperature and humidity regulation