3324939

Information

• Patent Grant
• 3324939

• References
• Source

• Patent Number

  3,324,939

• Date Filed

  Not available

• Date Issued

  Tuesday, June 13, 1967
  57 years ago

• CPC

  • F24D19/0082 - Humidifiers for radiators
  • F24D13/04 - using electric heating of heat-transfer fluid in separate units of the system
  • F24D19/0087 - Fan arrangements for forced convection
  • F24F1/00 - Rooms units
  • F24F3/1603 - by filtering
  • F24F11/04 - solely for controlling the rate of air-flow
  • F24F13/081 - for guiding air around a curve
  • F24F13/1426 - characterised by actuating means
  • F28D1/024 - with an air driving element
  • F24F2001/0051 - Introducing outside air to rooms
  • F24F2013/144 - with thermoactuators
  • F28F2250/08 - Fluid driving means

• US Classifications

  • 165 - Heat exchange
  • 062 - Refrigeration