Patents Assigned to Alert-O-Drive (Pty) Ltd.
  • Vehicle warning devices
    Patent number: 4101869
    Abstract: A safety device for use particularly with vehicles embodies a switching arrangement which is closed when excessive accelerative forces are applied thereto. Recording means are included to record "faults" sensed by the device and means are also provided for limiting the number of "faults" recorded by the device during a single prolonged closure of the switching arrangement.
    Type: Grant
    Filed: June 2, 1976
    Date of Patent: July 25, 1978
    Assignee: Alert-O-Drive (Pty) Ltd.
    Inventor: Henning M. Henderson