Monitoring of shopping cart bottom tray

Communications: electrical – Condition responsive indicating system – Specific condition

Reexamination Certificate

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Details

C340S568100, C235S383000

Reexamination Certificate

active

07839284

ABSTRACT:
A detection device is provided for alerting a cashier to the presence of an object located on the lower tray of a shopping cart. The detection device uses a combination of a weight sensor and a presence sensor to trigger a signal, all of which are mounted on the cart. The signal is positioned so as to be visible by the user of the cart and store personnel.

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