3613720

Information

• Patent Grant
• 3613720

• References
• Source

• Patent Number

  3,613,720

• Date Filed

  Not available

• Date Issued

  Tuesday, October 19, 1971
  53 years ago

• CPC

  • F16K15/144 - the closure elements being fixed along all or a part of their periphery
  • F16K15/031 - the hinge being flexible
  • Y10T137/7894 - With weight
  • Y10T137/7898 - Pivoted valves
  • Y10T137/79 - Head retained by removable closure
  • Y10T137/7903 - Weight biased

• US Classifications

  • 137 - Fluid handling