Rotating Checkout Platform for Fast Self-to-Assisted Switching

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Solution Overview

Problem

Self-checkout kiosks often become bottlenecks during peak customer demand periods due to their popularity, requiring store personnel assistance and reducing the need for traditional checkout lanes, which can lead to inefficiencies in customer flow and increased operational costs.

Innovation Solution

A device with a rotatable platform and lift assembly that allows a checkout module to switch between self-checkout and assisted checkout positions, enabling efficient mode changes without the need for manual rotation or additional equipment, using a gear-driven mechanism to lift and rotate the module between positions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If self-checkout kiosks are deployed to reduce store personnel needs, then labor costs are reduced, but customer flow efficiency deteriorates during peak demand periods

Engineering Contradiction:
Improvestore personnelVSAvoidcustomer flow efficiency
Core Design Contradiction:
Quantity of substanceVSProductivity

Solution Approach 1:

The checkout module is designed to be dynamically reconfigurable between self-checkout and assisted checkout modes through a rotatable platform and lift assembly mechanism. This allows the system to adapt its operational mode based on real-time customer demand, transitioning from static self-service to dynamic assisted service during peak periods

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The checkout module serves multiple functions by being able to operate in both self-checkout mode and assisted checkout mode. The same physical module can be repositioned and reoriented to provide different service types, eliminating the need for separate dedicated stations for each mode

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

2Quantity of substance

If traditional full service checkout lanes are reduced to lower operational costs, then operational costs are reduced, but customer service capability deteriorates during high demand periods

Engineering Contradiction:
Improvefull service checkout lanesVSAvoidcustomer service capability
Core Design Contradiction:
Quantity of substanceVSAdaptability or versatility

Solution Approach 1:

The system provides dynamic reconfigurability where checkout modules can be quickly switched between self-service and assisted-service modes. This allows the store to flexibly adjust service capability in response to varying customer demand without permanent structural changes

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The checkout modules are pre-configured with the capability to operate in both modes, with the mechanical infrastructure (rotatable platform, lift assembly) already in place. This preliminary preparation enables rapid response to demand changes without requiring additional setup time or resources

Inventive Principle:
Principle #10Preliminary action

3Device complexity

If manual rotation and handling of checkout modules is required to switch between modes, then device complexity is reduced, but operational efficiency deteriorates

Engineering Contradiction:
Improvemechanism simplicityVSAvoidmode switching efficiency
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The lift assembly and rotatable platform mechanism enables the checkout module to be automatically positioned and oriented without requiring manual handling. The system performs the reconfiguration task itself through mechanical automation, eliminating the need for personnel to manually rotate and position heavy modules

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical handling with an automated mechanical system consisting of a lift assembly and rotatable platform. This substitution transforms the operation from labor-intensive manual rotation to an automated mechanical process that is both efficient and repeatable

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Facilitates efficient customer flow by allowing seamless transitions between self-checkout and assisted checkout modes, reducing bottlenecks during busy periods and minimizing the need for manual handling of heavy modules, thus optimizing store operations.

Implementation Method 1

a lift assembly supported by the housing and coupled to lift the rotatable platform above a working surface of the housing

Methodology Applied
Scientific EffectMechanical Force: Mechanical Force

Implementation Method 2

using a gear-driven mechanism to lift and rotate the module between positions

Methodology Applied
Scientific EffectGear mechanism: Gear

Data Source

PatentUS9155406B1Conversion lifting platform
Publication Date: 2015.10.13 NCR VOYIX CORP
  • US9155406B1 patent drawing
  • US9155406B1 patent drawing
  • US9155406B1 patent drawing

AI summary

A device includes a housing, a rotatable platform, and a lift assembly supported by the housing and coupled to lift the rotatable platform above a working surface of the housing, the rotatable platform configured to support a checkout module and rotate the checkout module between a self-checkout position and an assisted checkout position.