Computerized shopping cart with storage and distribution system, for supermarket use

• US 6,435,407 B1
• Filed: 11/19/1998
• Issued: 08/20/2002
• Est. Priority Date: 03/25/1997
• Status: Expired due to Fees

• Current Assignee: Luigi Fiordelisi
• Original Assignee: Luigi Fiordelisi
• Inventors: Fiordelisi, Luigi
• Primary Examiner(s): Frech, Karl D.
• Application Number:
  US09/194,026
• Time in Patent Office: 1,370 Days
• Field of Search: 235/383, 235/431, 235/472.01, 235/472.02, 235/462.13
• US Class Current: 235/383
• CPC Class Codes: A47F 9/045 Handling of baskets or shopping trolleys at check-out counters, e.g. unloading, checking
• CPC Class Codes: B62B 3/1428 Adaptations for calculators, memory aids or reading aids
• CPC Class Codes: B62B 3/1468 Additional trays
• CPC Class Codes: B62B 5/06 Hand moving equipment, e.g. handle bars for cycles B62K11/14, B62K21/12
• CPC Class Codes: G06K 17/0022 arrangements or provisious for transferring data to distant stations, e.g. from a sensing device "transfer between computer elements G06F13/00 "; data-transmission H04L
• CPC Class Codes: G06Q 30/06 Buying, selling or leasing transactions
• CPC Class Codes: G07F 7/02 by keys or other credit registering devices
• CPC Class Codes: G07G 1/0054 with control of supplementary check-parameters, e.g. weight or number of articles
• CPC Class Codes: G07G 1/0081 the reader being a portable scanner or data reader G07G1/009 takes precedence

Abstract

A system including a computerized shopping cart that includes a closed mechanical cart (1) which interconnects/disconnects to units for the insertion/storage of products upon manual command managed by a shopping computer aimed at managing shopping problems and controlling all electronic functions, i.e. automatic system for optically scanning (7) bar codes (UPC/EAN standard), one for checking (8) the correctness of the customer'"'"'s operations, one emitting the intelligent multimedia commercial message, one for the wireless exchange of data with the outside, for use in supermarkets. The system provides shopping info (8) (list of products on sale, location, price, other), or of the product being purchased (price, whether it is on sale, partial groceries bill), or already purchased (list of purchased items) or to be purchased (remaining shopping list), guided by appropriate interactive messages (acoustic, visual.

Claims

1. A system comprising a computerized shopping cart and an automatic auxiliary storage and distribution system, said computerized shopping cart comprising a mechanical cart and a computerized product insertion unit, said system providing services of check-out counter queue elimination, shopping information, emission of commercial messages, real time market search, pastimes and related auxiliary systems for use in supermarkets, wherein said mechanical cart comprises a closeable/openable mechanical cart compartment (1) for food products, said compartment being latchable/unlatchable to said computerized product insertion unit by means of a related electromechanical system (19) such as to prevent any access to the compartment by a customer and wherein said computerized product insertion unit checks the correctness of the shopping operations via an electronic unit (6) housed therein, wherein said computerized product insertion unit comprises a shopping-computer (6) with a related data base (6d), operating software (16) and firmware (17) for process control of the related parts, wherein said compartment is closeable/openable by a related system (4) so as to be able to telescope one computerized shopping cart within another;

wherein said computerized shopping cart further comprises an automatic system (2) for varying the internal capacity of said compartment;

a distributor/attenuator (3) of the products as they are stowed; and

wherein the insertion unit (5) comprises a manual mechanical system (5a) for inserting/ejecting the products toward the inside of the compartment and a series of electronic systems, comprising an automatic system for optically scanning (7) standard bar codes UNIVERSAL PRODUCT CODE (UPC)/ EUROPEAN ARTICLE NUMBERING (EAN), a system for controlling (8) the correctness of the shopping operations, a system for the exchange of data/messages (9, 10, 11), a system (12) for the emission of multimedia commercial messages, a system (13) for market surveys, a System (14) for pastimes, a system (15) for power supply, and a system (25) for controlling the removal of the insertion unit, whereby the mechanical cart can be parked free outside, whilst the insertion unit is distributed and stored by the automatic auxiliary storage and distribution system (20);

wherein the automatic auxiliary storage and distribution system comprises a central system (22) for data exchange via ether/shopping data concentrator, a cash register (22f) control for issuing a receipt, a storage/distribution system control (20);

the central system comprises an automatic payment counter (23), and said computerized shopping cart further including an on-board unit having a computerized map (24) of the distribution of the products on the various shelves, aided by orientation units installed within the commercial area, and related orientation units.

2. The system according to claim 1, wherein the mechanical cart (1) comprises:

a load-bearing structure (1a) fastened on motion devices (1a1) with appropriate offset axis to confer maneuverability, upon appropriate manual command (102), said compartment (1c2) being transparent and being fastened to said load-bearing structure with a child seat, said compartment having a mechanical automatic expansion system that gives said compartment a variable capacity under the appropriate load of the products as they are stowed; and

further wherein said automatic system comprises appropriate closures at various sides (2a1 ) towards inner walls of a main movable platform (3b) and related connections to vertical guides (2a3) associated with elastic elements, along which, under the load of the products, the movable platform can slide downward, causing an expansion of its internal capacity, and a rigid wall (2a2) to structure under a base of said compartment, so as to close an open side of the main movable platform during its travel.

3. The system according to claim 1 wherein the distributor/attenuator (3) of the products as they are stowed comprises:

a longitudinal flexible surface (3a) appropriately subtended and encompassed at the sides by a pair of rollers (3a2) fastened to the load-bearing structure of the related system (4) and connected through gears, belts, levers (3a1) to the manual control (3a2) such as to allow its complete removal by winding at the rollers;

a main platform (3b) subdivided into two independent modules including a first module connected by means of elastic devices (3b4) to a pair of vertical guides (3b3), along which said first module slides thanks to electrical or other actuation (3b5) positioned along a base, and upon appropriate command (3b6) when the product insertion unit is applied with its power supply, and a second module connected thereto (3b3) in such a way that its downward travel is limited to the base, whereby the former descends lower activating the expansion system whilst it is driven upward by the first module.

4. The system according to claim 1 wherein the related system cart (4) comprises:

a pair of panels (4a) interconnected, slidable, and fitting together, hinged on one side, to a load-bearing structure at the drive side of the cart, said panels having such shape that, in an open position, they comprise an open upper compartment (1c1) in the manner of a basket;

an extension device (4b) interconnected between the two panels such that, under the thrust of the insertion unit, when applied, the extension device forces the two panels to open;

guiding devices (19a) such that, in line with corresponding ones on the insertion unit, when it is latched, the panels are forced to unfold according to such an angle as to ensure the full closure of the mouth of the cart;

a front panel (4c) hinged on both sides, to the cart structure, by hinges such as to assume a longitudinal rotation inward and upward, wherein the hinges are fastened at a height such that under the thrust of the insertion unit when it is applied through a window obtained thereon, it is forced, tends to rotate outward in the closed position; and

a pair of supplementary panels (4c2), connected and able to slide on the front panel (4c), such that, when the insertion unit is applied, as an effect of appropriate protuberances (5g1) they unfold until closing side slots of the front panel itself.

5. The system according to claim 1, wherein the related system for telescoping carts in one another for parking comprises:

an upper closure structure movable into a retracted position, appropriately rotatable into an oblique position and supported by a stop device (4d);

a front panel (4c) rotatable inwardly to slightly more than a horizontal position, diverging upwardly;

a main platform (3b) in a rest position at the level of a base, realigned by elastic devices, when the load of the products is removed so as to ensure an appropriately converging shape of the inner compartment, and a diverging shape of the lower load-bearing structure, such as to allow a cascade telescoping fit of multiple mechanical carts, for inner compartment parts, with the superposition of lower parts (2a2) and those of upper parts.

6. The system according to claim 1, wherein the product insertion unit (5) comprises:

a closed compartment (5a1) accessible for product insertion through an upper door (5a9) able to slide on appropriate guides (5a4) upon manual command (5a2) and with exit for product ejection through a second door (5a8) able to slid on appropriate guides (5a10), connected through gears, belts and levers (5a14) to a manual command (5a2), thanks to appropriate contact (5a5) (5a11) and fastening (5a6) (5a12) sensors applied thereon, whereby the doors operate in such a way that they are never open simultaneously;

an ejection device (5b) positioned longitudinally at the level of a base surface, fastened to the two ends on appropriate guides (5b2) to allow a motion to the second door, wherein said product insertion unit is connected by means of belts, gears, levers (5ap4) to a sole manual command (5a2g) which simultaneously drives both the second door (5a8) and the ejection device (5b) for incoming products.

7. The system according to claim 1, wherein said shopping computer comprises a structure oriented towards solving shopping problems inside a supermarket, said shopping computer comprising:

a data base (6d) about the products on sale, both with commercial data, such as price, product, description, and other s, and process data, such as product type, weight, or other;

processing (1c) oriented to the management of the various shopping problems, such a s managing the shopping operation, the menu with the market research to be activated and its execution, whilst respecting anonymity, managing the menu with the pastimes to be activated and their execution;

a process-related processing (circa 17) for emission of multimedia and intelligent commercial messages (12), the latching/unlatching operations with the mechanical cart, of the system (7) for optically scanning bar codes and weighing (8);

processing (18) f or the exchange of messages of digital/analogue nature, through wireless, cable as channel, and means of transmission towards various external units of the RX/TX type positioned at a cash register of a management unit, towards position indication units and communication protocol;

a unit (6f) for the input of user commands, keyboard of the functional type, organized into groups dedicated, respectively, to;

(6f1) controlling the shopping operation, a product list menu to be displayed, (6g2) a market research menu to be activated, (6g3) a pastimes menu to be activated, (6g4) control of a page to be displayed, and (6i) selection of a line to be activated;

a data or graphics display unit (6n) having an area dedicated to information (6n) about an on-going shopping operation, an area (6n2) to the activated info menu, and an area for interactive messages with duplication of sound messages for the hearing impaired to guide the customer through the operations.

8. The system according to claim 1, wherein the system for optically scanning (7) comprises:

a device (7a) for optically scanning bar codes with the ability to work both at 360 degrees with respect to the angular position of a label with the bar code of a product, and at a desired distance;

a carriage (7b) to which said device is fastened and which is connected by means of appropriate devices to a guide (7c) along which the carriage slides, said carriage is of appropriate shape to cross an entire upper surface and a vertical portion of the insertion unit, whereto it is appropriately fastened;

in such a way as to allow to the optical scanning device (7a), during the motion, an entire exploration of the product inserted along the upper surface and a vertical face, wherein said carriage is connected through appropriate gears and belts (7d) to an electrical actuation unit (7e);

an electrical connection for connecting the device for optically scanning bar codes to an electrical power supply (15), said electrical connection comprising an appropriate flying wire fixed so as not to interfere with the motion of the carriage itself collected by appropriate compartments as in printers or with electrical strips traced along the guide itself.

9. The system according to claim 1, wherein the system (8) for controlling the correctness of the shopping operations, such as the count of all products inserted in the insertion unit, comprises:

an electronic system for measuring weight (8) constituted by a load detection device (8c), positioned under a base (8a), appropriately fastened to a structure and driven by the electronic system;

in the data base (6d) appropriate information about product characteristics and a processing logic (16, 17) able to verify the consistency between the theoretical weight of the products identified by scanning their label, thanks to the system (7) for optically scanning and then monetarised, and the load present on a weighing plate, as well as the management of related messages in case of unauthorized or unidentified products.

10. The system according to claim 1, wherein the system (8) for controlling the correctness of the shopping operations comprises both a logic (16) developed by the on-board unit, able to record any event during shopping operations, such as attempts to insert unauthorized products, strange shopping list and so on, giving appropriate indications on the output unit to security personnel, for a quick, focused check on outgoing carts.

11. The system according to claim 1, wherein the on-board system (9) for the exchange of commands/messages comprises appropriate transceiver units connected to the on-board unit (6) able to operate with messages of digital/analogue nature, through any channel, both via wireless (9) (10), and via cable (11) and of any transmission technique, be it PCM, FM, FSK, both bidirectional (9) and unidirectional (10).

12. The system according to claim 1, wherein the system (12) for emitting multimedia commercial messages comprises:

a digital signal processing unit (12a) for the electronic synthesis of the human voice and a device for storing and reproducing sound messages or images connected to the on-board unit (6); and

a processing logic (12c) able to control various events, to determine an “

intelligent”

time for releasing a commercial message when a product competing with the sponsor'"'"'s is inserted, or recalling the sponsored one, or other situations.

13. The system according to claim 1, wherein the system (14) for pastimes comprises:

a series of multiple choice surveys about a client whilst respecting the client'"'"'s anonymity, about a product, others, and a general list of available pastimes;

a software management logic (13b) developed by the on-board unit able to perform the selection and activation of one of them;

a group (6g3) of functional commands on a data entry unit, dedicated to the management of a market research/pastime menu; and

a dedicated area (6n2) on an output unit for displaying research questionnaires/pastimes.

14. The system according to claim 1, wherein the related electromechanical system (19) comprises:

on a front side of the cart, a pair of appropriate guides (19a) within which are invited corresponding devices on the insertion unit, during a coupling phase;

a grip (5c1) rigidly fastened to the insertion unit and having ends provided with cavities such as to invite the ends of those (1a2) fastened to the structure of the cart, so as to unload all the stress of their own weight on the structure of the cart;

a series of devices (19e) both on the cart and on the insertion unit such that once joined, electrical contact therebetween is assured, i.e. electrical continuity between an electric lighting system (1c3) vitality indication toward the electrical power supply of the insertion unit;

under a base of an electronic container rack (5c) an appropriate fastening device (19b) and contact sensors (19f), such that, when activated it comprises a pair of appropriate lateral protuberances (5g) such that, in the latching phase, they unfold integrating panels (4c2) in such a way as to close lateral vertical slots at the sides of a front panel (4c) necessary for its rotation;

a thrust device (5g2) fastened in front of the insertion unit, such that, in a junction phase, the thrust device forcedly activates the unfolding of the related system (4), and moving according to a set angular position, thanks to appropriate longitudinal latching devices it covers the entire upper mouth of the mechanical cart in a rigid manner for a cascade fitting sequence;

a volumetric shape of the insertion unit and slightly convergent towards an invitation compartment (diverging) obtained on the closure structure, such as to facilitate their junction by contact between small area point towards larger invitation.

15. The system according to claim 1, wherein the auxiliary storage and distribution system (20) comprises:

at an entry a distribution station for latching (20a);

a central warehouse (20b);

a storage station for unlatching before exiting (20c), wherein the distribution station (20a) comprises three positions (20a1, 20a1′

, 20a1″

) for latching to respective stored insertion units, appropriately pre-set and positioned above a conveyor system (20c1), each station comprises an electronic holding device (20a2) one of wireless transmission and reception (20a3), driven by the central system (22) only one for the auxiliary systems, the central warehouse is modular (20b) and comprises various modules, each with enclosed compartments (20b1, 20b2, 20b3), wherein the units (6) station, positioned on a conveyor system contiguous to the first (20c3), in each van are positioned devices (20b4) for the reception and transmission of unidirectional infrared data also connected to a central unit (22f), which comprises software (21) necessary to drive all electronic parts;

an automatic system for replenishing the distribution station (20a) at the expense of the central warehouse, constituted by the conveyor system (20c1) actuated by motion units (20c2), wherein a support plane is appropriately shaped (inclined at the edges (20a1′

), whilst the motion devices of the product insertion unit are connected through damping elements in order to soften the latching/detaching phase;

moreover along the track are placed longitudinal guides to impart a longitudinal motion to the devices of the units;

an exit storage station (20d) configured in the same way as the distribution station, but with inverse functions;

for the electronic part, it comprises the data base and the central system (22) connected, through an interface, with various devices providing motion, position detection sensors, wireless data exchange, transmission of messages/signals;

a battery charging system (20f) constituted by a mains power supply (20f), connected through movable contact devices (15a) with the system (15) for power supply;

a connection system (20g) to a remote managing computer of a supermarket;

devices for the wireless infrared exchange of unidirectional data, positioned in the compartments, connected to the system unit, wherein the software (21) comprises management software for the following operations;

latching (21g1) distributing station, unlatching (21g2) latching station, activation of the replenishment of the distribution station (21g3), depletion of the storage station.

16. The system according to claim 1, wherein the automatic payment counter for self-service (23) comprises:

a physical barrier (23a) moved by actuation units (23b);

a system for the wireless infrared exchange of unidirectional data (23c);

a remote data display (23c);

a reader (23f) of magnetic cards, credit cards or other means, connected to a central management unit (21); and

a processing logic (23d) able to manage a related payment and the removal of the barrier only when payment been completed.

17. The system according to claim 1, wherein the automatic auxiliary storage and distribution system includes an ordinary cash register with operator and the cart comprises:

unidirectional devices for wireless transmission and reception connected (29a) to a management unit, to the cash register (22f); and

programming logic (23d) able to manage the exchange of data with the cart and the issuance of a receipt.

18. The system according to claim 1, wherein the central system comprises:

on the insertion unit within the data base (22c), a virtual map (25a) of the distribution of shelves in a sales area and that of the goods thereon, integrated with appropriate pointers for the position of the cart and of a shelf with a desired product;

a processing logic able to identify on the virtual map both the shelf where the product desired by the customer is located, and the position of the within the sales area, this thanks to a series of intelligent orientation units (24b) installed in various point of the sales area, which transmit to the unit of the cart the co-ordinates of the position of the cart.

19. The system according to claim 1, further comprising a control system (25) for the removal of the product insertion unit (before exiting), wherein the control system comprises:

a physical barrier (25a) towards an exit, positioned at a certain height; and

mechanical devices (25b) fastened on the insertion unit in such a position that, if they are not removed, passage of the entire cart past the barrier is prevented.