3880187

Information

• Patent Grant
• 3880187

• References
• Source

• Patent Number

  3,880,187

• Date Filed

  Not available

• Date Issued

  Tuesday, April 29, 1975
  50 years ago

• CPC

  • B65D83/70 - Pressure relief devices
  • F16K17/0446 - with an obturating member having at least a component of their opening and closing motion not perpendicular to the closing faces
  • Y10S137/903 - Rubber valve springs
  • Y10T137/7879 - Resilient material valve

• US Classifications

  • 137 - Fluid handling
  • 222 - Dispensing