1495820

Information

• Patent Grant
• 1495820

• References
• Source

• Patent Number

  1,495,820

• Date Filed

  Not available

• Date Issued

  Tuesday, May 27, 1924
  101 years ago

• CPC

  • E05C9/043 - with crank pins and connecting rods
  • E05C9/047 - comprising key-operated locks
  • E05C9/048 - externally mounted on the wing
  • E05C9/1841 - perpendicular to actuating bar
  • Y10S70/39 - Cylinder and knob connection
  • Y10S70/42 - Lost motion devices
  • Y10S292/62 - Lost motion connections
  • Y10T70/523 - Multiple dead bolts
  • Y10T70/527 - Sliding
  • Y10T70/7915 - Tampering prevention or attack defeating
  • Y10T292/08 - Bolts
  • Y10T292/0839 - Link and lever

• US Classifications

  • 070 - Locks
  • 292 - Closure fasteners