1822365

Information

• Patent Grant
• 1822365

• References
• Source

• Patent Number

  1,822,365

• Date Filed

  Not available

• Date Issued

  Tuesday, September 8, 1931
  93 years ago

• CPC

  • F16K43/005 - an auxiliary valve closing automatically when the main valve is being disassembled
  • Y10T137/7613 - Threaded into valve casing
  • Y10T137/87917 - Flow path with serial valves and/or closures

• US Classifications

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