Baggage Drop System with Physical Barrier and Weighing Scale

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Solution Overview

Problem

Existing baggage drop systems at airports require significant infrastructure changes and are costly, with open systems posing security risks and closed systems being complex and expensive, while all rely on operator attention and are prone to errors.

Innovation Solution

A self-service electronic baggage drop system with a conveyor equipped with static or dynamic weighing scales, photoelectric cells, and a physical barrier, using computing means to check baggage weight and length, and prevent living creatures from entering the system, while allowing passengers to check-in independently and pay for excess baggage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If open baggage drop systems are used, then ease of operation is improved, but security is worsened due to unauthorized access risks

Engineering Contradiction:
Improveease of operationVSAvoidsecurity
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent introduces an intermediary monitoring system with sensors and detection devices that act as a mediator between the open baggage drop system and the restricted areas. This intermediary layer detects unauthorized access attempts (such as persons trying to enter through the baggage conveyance system) and triggers alerts or automated responses, thereby maintaining both ease of operation and security simultaneously

Inventive Principle:
Principle #24Intermediary (Mediator)

2Object-affected harmful factors

If closed baggage drop systems are used, then security is improved, but device complexity and cost are worsened

Engineering Contradiction:
ImprovesecurityVSAvoiddevice complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The patent replaces complex mechanical closed systems with an automated monitoring and detection system using sensors, photoelectric cells, and electronic control mechanisms. Instead of physically closing off areas with complex mechanical barriers, the system uses electronic detection and automated responses to achieve security, thereby reducing device complexity while maintaining security effectiveness

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

3Reliability

If manual check-in desks are used, then reliability is improved through operator supervision, but productivity is worsened due to limited capacity and long queues

Engineering Contradiction:
ImprovereliabilityVSAvoidproductivity
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent implements self-service baggage drop systems where passengers independently place their baggage on the conveyance system after checking in at automated kiosks. The system automatically monitors, detects, and processes baggage without requiring manual supervision at each desk, thereby eliminating the trade-off between reliability and productivity by enabling high-volume automated processing while maintaining oversight through electronic monitoring systems

Inventive Principle:
Principle #25Self-service

4Object-affected harmful factors

If automated detection systems are added to prevent unauthorized access, then security is improved, but device complexity is worsened

Engineering Contradiction:
ImprovesecurityVSAvoiddevice complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The patent designs the detection system to serve multiple functions simultaneously: it monitors for unauthorized access, detects baggage characteristics, verifies flight information, and triggers automated responses. By making the system multi-functional, the patent avoids adding separate dedicated systems for each function, thereby improving security without proportionally increasing device complexity

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

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

The system provides a secure, efficient, and cost-effective method for passengers to check-in and drop baggage independently, reducing infrastructure needs and operational costs, while enhancing security by preventing unauthorized access and errors.

Implementation Method 1

a first conveyor, equipped with a static or dynamic weighing scale, comprising multiple, spaced apart load cells

Methodology Applied
Scientific EffectWeighing scale measurement:

Implementation Method 2

using computing means to check baggage weight and length, and prevent living creatures from entering the system

Methodology Applied
Scientific EffectPhotoelectric detection: Photoelectric Effect

Data Source

PatentUS11987386B2Method and system for depositing and checking of baggage into airline flights
Publication Date: 2024.05.21 SITA BV
  • US11987386B2 patent drawing
  • US11987386B2 patent drawing
  • US11987386B2 patent drawing

AI summary

A baggage drop system is disclosed for depositing and checking of baggage into airline flights. The baggage drop system can include a substantially horizontal frame member. The frame member can be mounted above a first conveyor equipped with a static or dynamic weighting scale. The frame member can also be mounted away from an end of the first conveyor at a distance from an upper surface of the first conveyor substantially equal to a maximum allowable height of baggage thereby forming a physical barrier for oversized baggage. A computer can be configured to compare an output of the weighing scale with allowable baggage weights.