2217131

Information

• Patent Grant
• 2217131

• References
• Source

• Patent Number

  2,217,131

• Date Filed

  Not available

• Date Issued

  Tuesday, October 8, 1940
  84 years ago

• CPC

  • E05B15/04 - Spring arrangements in locks
  • E05B2015/0434 - Automatically
  • E05B2015/0458 - Leaf springs; Non-wound wire springs
  • Y10T292/097 - Operating means
  • Y10T292/1005 - Cam-operating means
  • Y10T292/1016 - Cam
  • Y10T292/54 - Trippers

• US Classifications

  • 292 - Closure fasteners