2816567

Information

• Patent Grant
• 2816567

• References
• Source

• Patent Number

  2,816,567

• Date Filed

  Not available

• Date Issued

  Tuesday, December 17, 1957
  67 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
  • F16K21/20 - by means making use of air-suction through an opening closed by the rising liquid
  • Y10T137/2562 - Dividing and recombining
  • Y10T137/731 - With control fluid connection at desired liquid level
  • Y10T137/7329 - With supplemental or safety closing means or bias
  • Y10T137/88054 - Direct response normally closed valve limits direction of flow

• US Classifications

  • 137 - Fluid handling