Patents Assigned to Hiperblock, S.A.
  • Anti-theft apparatus for vehicles
    Patent number: 4300057
    Abstract: An anti-theft apparatus for vehicles includes a permanent magnetic attraction and retention element joined to a valve incorporated in the hydraulic return circuit of the braking system of an automobile. The magnetic attraction and retention element is controlled by a dual effect coil activated only by an electronic circuit set off by specific voltages acting as an electronic code. A valve, a seal, the magnetic retention element, the dual effect coil, and the electronic circuit are housed in a tamperproof container.
    Type: Grant
    Filed: June 14, 1979
    Date of Patent: November 10, 1981
    Assignee: Hiperblock, S.A.
    Inventor: Pedro Batlle Crosas