3050769

Information

• Patent Grant
• 3050769

• References
• Source

• Patent Number

  3,050,769

• Date Filed

  Not available

• Date Issued

  Tuesday, August 28, 1962
  63 years ago

• CPC

  • E05F3/06 - in which a torsion spring rotates a member around an axis perpendicular to the axis of the piston
  • E05Y2900/132 - Doors
  • Y10T16/2774 - Floor pivot

• US Classifications

  • 016 - Miscellaneous hardware
  • 185 - Motors: spring, weight, or animal powered
  • 188 - Brakes
  • 267 - Spring devices