| 摘要 |
<p>Apparatus for responding to returned trolleys in a retail establishment comprising a detector (10, 11) positioned to monitor the movement of a trolley through an opening to a trolley reception area, a direction-sensitive device (14, 15) responsive to the direction of the trolley's movement through the opening, a dispenser (23) controlled by the detector (10, 11) to dispense an item of monetary value to a shopper who correctly returns a trolley through the opening and means (15, 16, 17, 18) controlled by the direction-sensitive device (14) to discourage the removal of a trolley from the trolley reception area by way of the opening. Preferably, the detector has two metal-detecting members (10, 11) and an item is dispensed only when a predetermined sequence (14) is detected. The means (15-18) is preferably an audible alarm or a movable barrier. A trolley identification unit may be incorporated.</p> |
