2980390

Information

• Patent Grant
• 2980390

• References
• Source

• Patent Number

  2,980,390

• Date Filed

  Not available

• Date Issued

  Tuesday, April 18, 1961
  63 years ago

• CPC

  • F16K41/046 - for rotating valves
  • F16K5/0285 - spindle sealing
  • F16K5/166 - Means pressing on the large diameter
  • Y10S277/91 - O-ring seal

• US Classifications

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