Abstract: Alarm producing apparatus for safeguarding a container carried by a messenger including a time countdown system and a status detection system assuring that container and messenger remain together. Countdown time is set sufficiently to allow normal delivery of container by messenger. Smoke, sound and/or visual signals are triggered by separating container from messenger or by excess time lapse occurring during delivery of container by messenger.
Type:
Grant
Filed:
June 20, 1983
Date of Patent:
February 25, 1986
Assignee:
Captor Holding B.V.
Inventors:
Johannes G. J. Heuker of Hoek, Cornelis J. Clement, Ernst M. van der Lee