Rotating Checkout Stand for Fast Self-to-Staffed Conversion

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Solution Overview

Problem

Existing convertible checkout systems require significant effort to switch from self-checkout to staffed checkout and are costly due to the need for duplicate scanners, posing inefficiencies in throughput management during peak hours.

Innovation Solution

A self-checkout system with a rotatably mounted stand and interactive video display that can transition between two angular positions, equipped with a barcode or RFID scanner, payment reader, and optional latches and stops for secure positioning, allowing for cost-effective and quick conversion between self-checkout and staffed modes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a rolling cart with barcode scanner is used for conversion, then the checkout station can be converted from self-checkout to staffed checkout, but the conversion process requires considerable effort and time

Engineering Contradiction:
Improveconvertibility between self-checkout and staffed modesVSAvoidconversion effort
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The barcode scanner is mounted on a pivoting arm that can rotate between a retracted position (for self-checkout mode) and an extended position (for staffed checkout mode). This dynamic positioning mechanism allows the scanner to be quickly moved to the appropriate location without requiring manual handling of separate components, thereby reducing conversion effort while maintaining adaptability between different checkout modes.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If duplicate scanners are provided for self-checkout and staffed checkout, then the checkout station can operate in both modes simultaneously, but the cost of the checkout system increases

Engineering Contradiction:
Improvedual-mode operation capabilityVSAvoidsystem cost
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

A single barcode scanner is designed to serve both self-checkout and staffed checkout modes by mounting it on a pivoting arm mechanism. The scanner can be positioned in two locations: retracted for self-checkout mode and extended for staffed checkout mode. This multi-functional design eliminates the need for duplicate scanners, reducing system cost while maintaining the ability to operate in both modes.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Adaptability or versatility

If the barcode scanner is mounted on a separate rolling cart, then access to the scanner can be changed between shopper-side and cashier-side, but the conversion process becomes complex and time-consuming

Engineering Contradiction:
Improvescanner position flexibilityVSAvoidconversion time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The barcode scanner is mounted on a pivoting arm that enables quick repositioning between self-checkout and staffed checkout configurations. The pivoting mechanism allows the scanner to be rapidly moved from the retracted position to the extended position, significantly reducing conversion time compared to manually handling separate rolling carts or reconfiguring duplicate scanners.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS7621446B2Convertible self-checkout system
Publication Date: 2009.11.24 TOSHIBA GLOBAL COMMERCE SOLUTIONS HLDG
  • US7621446B2 patent drawing
  • US7621446B2 patent drawing
  • US7621446B2 patent drawing

AI summary

A convertible self-checkout system includes a base and a stand rotatably mounted to the base. The stand includes an input/output device facing in a first direction and a product scanner, and the stand is positionable relative to the base in at least a first angular position and a second angular position. The input/output device is an interactive video display, and the interactive video display has a first mode corresponding to the first angular position and a second mode corresponding to the second angular position. A sensor determines an angular position of the stand relative to the base and communicates the angular position to the interactive video display. The stand further includes a video display facing in a second direction substantially opposite from the first direction.