1653996

Information

• Patent Grant
• 1653996

• References
• Source

• Patent Number

  1,653,996

• Date Filed

  Not available

• Date Issued

  Tuesday, December 27, 1927
  97 years ago

• CPC

  • F16K43/005 - an auxiliary valve closing automatically when the main valve is being disassembled
  • Y10T137/6184 - Removable valve with normally disabled supplemental check valve
  • Y10T137/7439 - Float arm operated valve
  • Y10T137/7442 - With valve retarder or cushion means

• US Classifications

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