990681

Information

• Patent Grant
• 990681

• References
• Source

• Patent Number

  990,681

• Date Filed

  Not available

• Date Issued

  Tuesday, April 25, 1911
  114 years ago

• CPC

  • F16B39/10 - by a plate, spring, wire or ring immovable with regard to the bolt or object and mainly perpendicular to the axis of the bolt
  • Y10S16/37 - Nut lock
  • Y10S16/39 - Adjustment means
  • Y10S411/943 - Flexible washer
  • Y10S411/955 - Locked bolthead or nut
  • Y10S411/983 - Inelastic tongue

• US Classifications

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