3331428

Information

• Patent Grant
• 3331428

• References
• Source

• Patent Number

  3,331,428

• Date Filed

  Not available

• Date Issued

  Tuesday, July 18, 1967
  58 years ago

• CPC

  • A47H5/02 - Devices for opening and closing curtains
  • A47H5/06 - Devices with screw-threads on rods or spindles
  • E05F15/635 - operated by push-pull mechanisms
  • H02G5/04 - Partially-enclosed installations
  • E05Y2201/11 - Covers
  • E05Y2201/434 - Electromotors Details thereof
  • E05Y2201/674 - Friction wheels
  • E05Y2400/658 - with current rails
  • E05Y2600/40 - Mounting location Visibility of the elements
  • E05Y2600/46 - in or on the wing
  • E05Y2900/132 - Doors
  • E05Y2900/146 - Shutters

• US Classifications

  • 160 - Flexible or portable closure, partition, or panel
  • 049 - Movable or removable closures
  • 191 - Electricity: transmission to vehicles