3850189

Information

• Patent Grant
• 3850189

• References
• Source

• Patent Number

  3,850,189

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1974
  50 years ago

• CPC

  • F16K17/285 - the cutting-off member being a ball
  • F16K17/36 - actuated in consequence of extraneous circumstances
  • F16K17/383 - the valve comprising fusible, softening or meltable elements
  • Y10T137/0777 - With second control
  • Y10T137/1819 - Safety cut-off
  • Y10T137/7727 - Excessive flow cut-off
  • Y10T137/88005 - Biased valve

• US Classifications

  • 137 - Fluid handling
  • 251 - Valves and valve actuation
  • 277 - Seal for a joint or juncture