3220046

Information

• Patent Grant
• 3220046

• References
• Source

• Patent Number

  3,220,046

• Date Filed

  Not available

• Date Issued

  Tuesday, November 30, 1965
  59 years ago

• CPC

  • E05F3/04 - with liquid piston brakes
  • E05F3/223 - Hydraulic power-locks
  • E05Y2201/21 - Brakes
  • E05Y2201/256 - with pistons or vanes
  • E05Y2201/264 - linear
  • E05Y2800/205 - forming a unit
  • E05Y2800/21 - of identical elements
  • E05Y2900/132 - Doors
  • Y10T16/2793 - Side spring chamber

• US Classifications

  • 016 - Miscellaneous hardware
  • 271 - Sheet feeding or delivering