Patents Assigned to MATRA, A French Society
  • Patent number: 4328479
    Abstract: The system for detecting abnormalities in the inflation level of a tire of a vehicle includes a coil of metallic wire supported by the wheel and contactor including a switch means responsive to tire pressure for coupling and uncoupling the coil of metallic wire in response to changes in tire pressure. A detector is provided for detecting metallic masses, and this detector is supported on the ground in a position to enable passage of the vehicle wheel closely adjacent thereto.
    Type: Grant
    Filed: June 25, 1979
    Date of Patent: May 4, 1982
    Assignee: MATRA, A French Society
    Inventors: Philippe Van den Broek, Rene Gaudu, Paul Carrier