Pathfinder Systems, Inc.

Stanley J Hallett

Thomas E Hallett

An overhead suspended track mounted vehicle guidance system having an active on board station selection system and a passive non switching track. The slotted track includes an interiorly depending turn vane for guiding the guide wheel of the vehicle mounted guidance system. The system includes provision for fail safe operation wherein a mechanical interlock automatically assures next station selection in the event of guidance system failure.

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Chicago, IL, United States of America

Stanley J Hallett