1937224

Information

• Patent Grant
• 1937224

• References
• Source

• Patent Number

  1,937,224

• Date Filed

  Not available

• Date Issued

  Tuesday, November 28, 1933
  91 years ago

• CPC

  • E05B9/086 - Fastening of rotors, plugs or cores to an outer stator
  • E05B15/04 - Spring arrangements in locks
  • E05B2015/0451 - Folded springs
  • E05B2015/0489 - on more than one tumbler
  • Y10S70/32 - Positioners
  • Y10S70/40 - Cylinder lock utilizing sheet metal
  • Y10T70/5111 - Projectable bolt
  • Y10T70/5133 - Dead bolt
  • Y10T70/7599 - Transverse of plug
  • Y10T292/1024 - Friction catch

• US Classifications

  • 070 - Locks
  • 292 - Closure fasteners