2581783

Information

• Patent Grant
• 2581783

• References
• Source

• Patent Number

  2,581,783

• Date Filed

  Not available

• Date Issued

  Tuesday, January 8, 1952
  73 years ago

• CPC

  • E05D15/48 - allowing alternative movements
  • E05D15/30 - with pivoted arms and sliding guides
  • E05D2700/12 - Suspension devices for doors or windows movable in a direction perpendicular to their plane or pivotable about an axis being situated at a considerable distance from the edge of the wing by means of pivot arms
  • E05Y2800/746 - emergency or extended
  • E05Y2900/00 - Application of doors, windows, wings or fittings thereof
  • Y10T292/0908 - Emergency operating means

• US Classifications

  • 049 - Movable or removable closures
  • 292 - Closure fasteners