Patents Assigned to Evva-Werk Spezialerzeugung von Zylinder-und Sicherheitsschloessern GmbH & Co.
  • Patent number: 4397166
    Abstract: A magnetic locking device for a door comprises a latch slidable from a locking position to an unlocking position and vice versa, a locking element provided with a number of webs and slidably mounted within the latch for moving the latch between the locking and unlocking position, and a number of magnetic rotors in the latch. Each magnetic rotor is formed with a recess in which the respective web of the locking element is engageable when the latch is moved from the locking position to the unlocking position. The magnetic locking device is further provided with a blocking element engageable with the locking element in the locking position and unlocking position.
    Type: Grant
    Filed: December 18, 1979
    Date of Patent: August 9, 1983
    Assignee: Evva-Werk Spezialerzeugung von Zylinder-und Sicherheitsschloessern GmbH & Co.
    Inventor: Adalbert Paar