Detachable Single-Use Inlay for X-Ray Tray Hygiene

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Solution Overview

Problem

Existing security inspection methods at airports and public facilities are ineffective in preventing the transfer of pathogenic agents between X-ray trays and baggage/personal items, leading to potential disease spread among passengers.

Innovation Solution

A method utilizing a detachable single-use inlay with a paper or polymer layer, which is securely attached to the X-ray tray to prevent direct contact, allowing for X-ray scanning without contamination, and is designed for easy attachment, decompression, and disposal/recycling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a single-use inlay is attached to the X-ray tray to prevent direct contact and pathogen transfer, then hygiene and safety are improved, but the complexity of the security inspection process increases

Engineering Contradiction:
Improvehygiene safetyVSAvoidprocess complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The X-ray tray is segmented into two functional layers: a reusable X-ray tray and a disposable single-use inlay. The inlay is detached after use and disposed of, separating the contamination-prone surface from the permanent tray structure. This segmentation allows the tray to maintain hygiene without requiring complex cleaning or disinfection systems.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A disposable single-use inlay made from inexpensive paper or polymer material is used to cover the deposition area of the X-ray tray. The inlay is discarded after one use, eliminating the need for complex disinfection procedures and ensuring reliable hygiene protection without adding significant process complexity.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

2Object-affected harmful factors

If a detachable single-use inlay is used to prevent pathogen transfer, then contamination is reduced, but the time required for attachment and disposal increases

Engineering Contradiction:
Improvepathogen transferVSAvoidprocessing time
Core Design Contradiction:
Object-affected harmful factorsVSLoss of time

Solution Approach 1:

The single-use inlay is pre-prepared and packaged in a ready-to-use state before reaching the passenger. The inlay is already attached to or easily attachable on the X-ray tray before the security inspection begins, eliminating the need for time-consuming preparation during the inspection process itself.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The disposable inlay is extracted as a separate component that can be quickly attached and removed. After use, the inlay is simply detached and disposed of in a waste container, allowing rapid turnover without complex removal procedures. This extraction principle minimizes the time penalty associated with using disposable protective layers.

Inventive Principle:
Principle #2Taking out (Extraction)

3Stability of the object's composition

If the paper or polymer layer is stretched over the edge of the X-ray tray for secure attachment, then the inlay remains in place during scanning, but the attachment process becomes more difficult

Engineering Contradiction:
Improveinlay positioningVSAvoidattachment ease
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The single-use inlay is made from flexible paper or polymer material that can be easily stretched and molded to conform to the shape of the X-ray tray. This flexibility allows the inlay to be quickly attached by stretching it over the tray edges without requiring complex fastening mechanisms, while ensuring it remains securely in place during the scanning process.

Inventive Principle:
Principle #30Flexible shells and thin films

Data Source

PatentUS11385378B2Method for security inspection and kit of parts with a detachable single-use inlay for an X-ray tray
Publication Date: 2022.07.12 MARIN SARAY GONZALEZ
  • US11385378B2 patent drawing
  • US11385378B2 patent drawing
  • US11385378B2 patent drawing

AI summary

This disclosure relates to a method for security inspection of baggage and/or personal items. This disclosure also relates to a kit of parts with a detachable single-use inlay and an X-ray tray of a security check at an airport.