2447174

Information

• Patent Grant
• 2447174

• References
• Source

• Patent Number

  2,447,174

• Date Filed

  Not available

• Date Issued

  Tuesday, August 17, 1948
  76 years ago

• CPC

  • F16K1/2007 - specially adapted operating means therefor
  • F16K1/2014 - Shaping of the valve member
  • F16K1/2021 - with a plurality of valve members
  • F16K1/2028 - Details of bearings for the axis of rotation
  • F16K1/2042 - Special features or arrangements of the sealing

• US Classifications

  • 169 - Fire extinguishers