3521921

Information

• Patent Grant
• 3521921

• References
• Source

• Patent Number

  3,521,921

• Date Filed

  Not available

• Date Issued

  Tuesday, July 28, 1970
  54 years ago

• CPC

  • E05B47/0047 - Striker rotating about an axis parallel to the wing edge
  • E05B2047/0068 - Door closed
  • Y10S292/58 - Lubrication
  • Y10T70/8919 - Antifriction provisions
  • Y10T292/1021 - Motor
  • Y10T292/1082 - Motor
  • Y10T292/18 - Free-end-engaging means
  • Y10T292/699 - Motor controlled

• US Classifications

  • 292 - Closure fasteners
  • 070 - Locks