3438416

Information

• Patent Grant
• 3438416

• References
• Source

• Patent Number

  3,438,416

• Date Filed

  Not available

• Date Issued

  Tuesday, April 15, 1969
  55 years ago

• CPC

  • F16B39/24 - by means of washers, spring washers, or resilient plates that lock against the object
  • F16B39/282 - Locking by means of special shape of work-engaging surfaces
  • Y10S411/959 - Bolt- or nut-carried
  • Y10S411/963 - Yielding interlocking washer

• US Classifications

  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener