2451559

Information

• Patent Grant
• 2451559

• References
• Source

• Patent Number

  2,451,559

• Date Filed

  Not available

• Date Issued

  Tuesday, October 19, 1948
  76 years ago

• CPC

  • B67D7/42 - Filling nozzles
  • F16K39/02 - for lift valves
  • F17C7/02 - Discharging liquefied gases
  • F17C2205/0329 - manually actuated
  • F17C2205/0335 - Check-valves or non-return valves
  • F17C2205/0376 - Dispensing pistols
  • F17C2205/0385 - in blocks or units
  • F17C2221/035 - Propane butane
  • F17C2223/0153 - Liquefied gas
  • F17C2223/033 - Small pressure
  • F17C2260/036 - Avoiding leaks
  • Y10T137/86936 - Pressure equalizing or auxiliary shunt flow
  • Y10T137/87853 - With threaded actuator

• US Classifications

  • 137 - Fluid handling
  • 062 - Refrigeration
  • 092 - Expansible chamber devices
  • 251 - Valves and valve actuation