3445963

Information

• Patent Grant
• 3445963

• References
• Source

• Patent Number

  3,445,963

• Date Filed

  Not available

• Date Issued

  Tuesday, May 27, 1969
  55 years ago

• CPC

  • E06B5/00 - Doors, windows, or like closures for special purposes Border constructions therefor
  • E05B65/102 - opening under pressure on the surface of the door itself
  • E05D7/081 - the pivot axis of the wing being situated near one edge of the wing, especially at the top and bottom
  • E05D7/083 - with a fixed pivot axis
  • E05D7/085 - with two or more pivot axes
  • E05Y2900/00 - Application of doors, windows, wings or fittings thereof
  • E05Y2900/132 - Doors
  • Y10T292/0908 - Emergency operating means

• US Classifications

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