3662804

Information

• Patent Grant
• 3662804

• References
• Source

• Patent Number

  3,662,804

• Date Filed

  Not available

• Date Issued

  Tuesday, May 16, 1972
  52 years ago

• CPC

  • F16B39/30 - Locking exclusively by special shape of the screw-thread
  • B25B13/48 - for special purposes
  • B25B13/485 - for theft-proof screws, bolts or nuts
  • B25B15/008 - Allen-type keys
  • F16B35/005 - Set screws; Locking means therefor
  • F16B39/28 - by special members on, or shape of, the nut or bolt
  • Y10S411/929 - Thread lock
  • Y10S411/949 - Rachet and bolt-carried pawl
  • Y10S411/951 - Flexible
  • Y10S411/978 - Pawl and ratchet

• US Classifications

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