1968421

Information

• Patent Grant
• 1968421

• References
• Source

• Patent Number

  1,968,421

• Date Filed

  Not available

• Date Issued

  Tuesday, July 31, 1934
  90 years ago

• CPC

  • F16L37/248 - Bayonet-type coupling
  • F16L29/04 - with a cut-off device in each of the two pipe ends, the cut-off devices being automatically opened when the coupling is applied
  • F16L37/127 - using hooks hinged about an axis
  • F16L37/367 - with two gate valves or sliding valves
  • Y10T137/87273 - With fluid coupling [e.g., railway car hose coupling, truck-trailer oil system coupling, etc.]
  • Y10T137/87418 - Balanced valve
  • Y10T137/87925 - Separable flow path section, valve or closure in each

• US Classifications

  • 137 - Fluid handling
  • 251 - Valves and valve actuation