Patents Assigned to Uniqey International Ltd.
  • Door lock
    Patent number: 4649725
    Abstract: A door lock in which the lock bolt is not retracted by direct action of the handles but is instead retracted by slide members acted upon by the handles, the slide members having means for engaging a further slide which carries the bolt. One of the engagement means includes an electromagnet and an engagement member. The engagement member engages the bolt carrying slide only when the electromagnet is energized, which occurs when an appropriate key has been inserted into the lock and verified.
    Type: Grant
    Filed: August 12, 1985
    Date of Patent: March 17, 1987
    Assignee: Uniqey International Ltd.
    Inventor: Toshihiko Yamashita