Patent ID: 8468059

Claim:
A storage cabinet for at least one of refrigerated and frozen goods for sale through that a door of the cabinet opens via entering of a door opening code in a payment terminal, the payment terminal including scanning equipment comprised in the payment terminal, the scanning equipment for reading of codes which identify said goods, wherein the goods which are purchased by lifting them out of the cabinet are scanned with the scanning equipment and are debited to a purchasing account associated with the door opening code, and wherein the cabinet is locked after the cabinet door has closed, comprising: an insert for holding goods in the cabinet and arranged resting on a weighing device; goods data files in the payment terminal with information on each good's weight; the weighing device when a purchase is completed is arranged to calibrate, wherein the scanned goods' weight is compared with the weight difference between the weight of the insert in the cabinet before the purchase and the weight of the insert in the cabinet after the purchase; and a transactions data file associated with the door opening code for registering of a weight difference if a predetermined difference between the scanned goods' weight and the weight difference between the weight of the insert before the purchase and the weight of the insert after the purchase occurs, wherein loss of goods is registered on a known purchasing account; wherein the payment terminal is one of: (1) configured to print a receipt when a predetermined weight difference occurs, the receipt including an indication of a reminder to a purchaser that they have possibly forgotten to scan one of the goods removed from the cabinet; or (2) connected to at least one of a sound alarm and a display alarm, wherein the at least one of a sound alarm and a display alarm is operable to make a noise when a predetermined weight difference occurs such that a purchaser is reminded by the at least one of the sound alarm or the display alarm that they have possibly forgotten to scan one of the goods removed from the cabinet.