3221792

Information

• Patent Grant
• 3221792

• References
• Source

• Patent Number

  3,221,792

• Date Filed

  Not available

• Date Issued

  Tuesday, December 7, 1965
  59 years ago

• CPC

  • F16B39/24 - by means of washers, spring washers, or resilient plates that lock against the object
  • Y10S411/956 - Automatic base clutch
  • Y10S411/96 - Friction

• US Classifications

  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
  • D08 - Tools and hardware