3677164

Information

• Patent Grant
• 3677164

• References
• Source

• Patent Number

  3,677,164

• Date Filed

  Not available

• Date Issued

  Tuesday, July 18, 1972
  52 years ago

• CPC

  • F24F11/04 - solely for controlling the rate of air-flow
  • F24F3/044 - Systems in which all treatment is given in the central station
  • F24F13/10 - movable
  • F24F2013/087 - using inflatable bellows
  • Y10T137/87434 - Valves deform to close passage

• US Classifications

  • 454 - Ventilation
  • 055 - Gas separation
  • 096 - Gas separation: apparatus
  • 137 - Fluid handling
  • 251 - Valves and valve actuation