2473223

Information

• Patent Grant
• 2473223

• References
• Source

• Patent Number

  2,473,223

• Date Filed

  Not available

• Date Issued

  Tuesday, June 14, 1949
  75 years ago

• CPC

  • F16L37/36 - with two lift valves being actuated to initiate the flow through the coupling after the two coupling parts are locked against withdrawal
  • F16L37/23 - by means of balls
  • Y10T137/87008 - Screw-actuated differential valves
  • Y10T137/87973 - Coupling interlocked with valve, or closure or actuator

• US Classifications

  • 137 - Fluid handling