2664672

Information

• Patent Grant
• 2664672

• References
• Source

• Patent Number

  2,664,672

• Date Filed

  Not available

• Date Issued

  Tuesday, January 5, 1954
  71 years ago

• CPC

  • G05D16/0688 - characterised by the form of the obturator
  • Y10T137/1632 - Destructible element
  • Y10T137/1804 - With second sensing means
  • Y10T137/1819 - Safety cut-off
  • Y10T137/4621 - Seal for relatively movable valving parts
  • Y10T137/4643 - Liquid valves
  • Y10T137/6181 - Successively used adjacent independent elements
  • Y10T137/7728 - High pressure cut-off
  • Y10T137/7794 - With relief valve
  • Y10T137/7831 - With mechanical movement between actuator and valve
  • Y10T137/7832 - Plural valves biased closed

• US Classifications

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