989493

Information

• Patent Grant
• 989493

• References
• Source

• Patent Number

  989,493

• Date Filed

  Not available

• Date Issued

  Tuesday, April 11, 1911
  114 years ago

• CPC

  • F16B39/16 - in which the screw-thread of the locknut differs from that of the nut
  • Y10S411/932 - Oppositely threaded
  • Y10S411/934 - Side locked
  • Y10T279/17941 - Nut lock

• US Classifications

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