3161909

Information

• Patent Grant
• 3161909

• References
• Source

• Patent Number

  3,161,909

• Date Filed

  Not available

• Date Issued

  Tuesday, December 22, 1964
  60 years ago

• CPC

  • E05D11/1028 - for maintaining the hinge in two or more positions
  • E05F3/02 - with pneumatic piston brakes
  • E05F3/221 - Mechanical power-locks
  • E05Y2201/21 - Brakes
  • E05Y2201/256 - with pistons or vanes
  • E05Y2201/264 - linear
  • E05Y2900/146 - Shutters
  • Y10T16/27 - Checks and closers
  • Y10T16/286 - Spring and lever
  • Y10T292/702 - Pivoted or swinging

• US Classifications

  • 016 - Miscellaneous hardware
  • 292 - Closure fasteners