2580593

Information

• Patent Grant
• 2580593

• References
• Source

• Patent Number

  2,580,593

• Date Filed

  Not available

• Date Issued

  Tuesday, January 1, 1952
  73 years ago

• CPC

  • E05F1/1207 - with a coil spring parallel with the pivot axis
  • E05D11/1014 - for maintaining the hinge in only one position
  • E05Y2900/531 - Doors
  • Y10S16/07 - Door opening apparatus
  • Y10T16/625 - Spring

• US Classifications

  • 016 - Miscellaneous hardware