3905450

Information

• Patent Grant
• 3905450

• References
• Source

• Patent Number

  3,905,450

• Date Filed

  Not available

• Date Issued

  Tuesday, September 16, 1975
  49 years ago

• CPC

  • F16N7/22 - shaped as rings
  • Y10S285/918 - O-ring
  • Y10T137/4238 - With cleaner, lubrication added to fluid or liquid sealing at valve interface

• US Classifications

  • 184 - Lubrication
  • 137 - Fluid handling
  • 277 - Seal for a joint or juncture
  • 285 - Pipe joints or couplings