3289724

Information

• Patent Grant
• 3289724

• References
• Source

• Patent Number

  3,289,724

• Date Filed

  Not available

• Date Issued

  Tuesday, December 6, 1966
  58 years ago

• CPC

  • B23P19/082 - for placing washers on nuts
  • B21K1/707 - Self-locking nuts
  • F16B39/34 - Locking by deformable inserts or like parts
  • Y10S411/947 - Elastic-gripping action
  • Y10S411/968 - Deformable base member

• US Classifications

  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
  • 470 - Threaded, headed fastener, or washer making: process and apparatus