2258065

Information

• Patent Grant
• 2258065

• References
• Source

• Patent Number

  2,258,065

• Date Filed

  Not available

• Date Issued

  Tuesday, October 7, 1941
  83 years ago

• CPC

  • E05F1/1276 - for counterbalancing
  • E05D3/06 - with two or more pins
  • E05D15/405 - with curved arms fixed on the wing, rolling on a support
  • 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
  • Y10T16/53833 - Four or more axes
  • Y10T16/53885 - to counterbalance weight of hinged member [e.g., horizontal closure biased to open position]

• US Classifications

  • 016 - Miscellaneous hardware