Mobile Passage Device with Contactless Temperature Detection

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Solution Overview

Problem

Existing access control systems are inefficient and complex in implementing effective health screening, particularly during pandemics, and lack mobility and ease of deployment.

Innovation Solution

A self-contained, mobile passage device with integrated temperature detection, access control, and disinfection capabilities, allowing for contactless body temperature measurement and fluid dispensing, along with color-coded access control and movable barriers, to manage access based on temperature thresholds.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If contactless temperature detection is implemented, then health screening effectiveness is improved, but device complexity increases

Engineering Contradiction:
Improvehealth screening effectivenessVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines temperature detection, access control, and disinfection functions into a single integrated passage device. The detection device, access control device, and dispensing device are merged into one self-contained unit that can be positioned at entrances, creating a comprehensive health screening system without requiring multiple separate devices.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The passage device performs multiple functions simultaneously: it detects body temperature contactlessly, controls access based on temperature thresholds, and dispenses disinfectant fluid. This multi-functional design addresses various health screening requirements within a single device, improving reliability while managing complexity through functional integration.

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

2Ease of operation

If the passage device is designed as a mobile self-contained unit, then ease of deployment is improved, but manufacturing complexity increases

Engineering Contradiction:
Improveease of deploymentVSAvoidmanufacturing complexity
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

The passage device is designed as a self-contained mobile unit with distinct functional modules (detection device, access control device, dispensing device) that can be manufactured separately and then assembled. This segmentation allows each component to be produced using standard manufacturing processes while the integrated unit provides ease of deployment at various locations.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The passage device is designed to be mobile rather than fixed, allowing it to be repositioned as needed. The device includes movable barriers and can be relocated to different entrances or events, providing flexibility and ease of deployment while the modular design manages manufacturing complexity.

Inventive Principle:
Principle #15Dynamics

3Productivity

If automated access control based on temperature thresholds is implemented, then access control efficiency is improved, but device complexity increases

Engineering Contradiction:
Improveaccess control efficiencyVSAvoiddevice complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The access control device operates autonomously by automatically comparing detected temperature values against predefined thresholds and making access decisions without human intervention. The system self-regulates by controlling barriers based on temperature readings, improving access control efficiency while the automation logic manages complexity through rule-based decision making.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system implements feedback control by continuously monitoring temperature readings and automatically adjusting access control decisions based on whether readings are above or below thresholds. This closed-loop control improves efficiency by rapidly processing individuals while the simple threshold-based feedback mechanism keeps device complexity manageable.

Inventive Principle:
Principle #23Feedback

4Reliability

If contactless fluid dispensing is implemented, then hygiene effectiveness is improved, but device complexity increases

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

Solution Approach 1:

The dispensing device replaces mechanical contact-based fluid distribution with a contactless system that uses sensors to detect hand presence and automatically dispenses disinfectant. This substitution improves hygiene effectiveness by eliminating contact points while the automated sensor-triggered mechanism manages complexity through simple presence detection and response.

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

Enables simple, efficient, and effective access control by preventing individuals with elevated body temperatures from entering controlled areas, thereby protecting others from potential infection and facilitating rapid deployment at various locations.

Implementation Method 1

The passage device has at least one detection device by means of which the body temperature of a person located along the passageway in front of at least a section of the passageway can be detected without contact

Methodology Applied
Scientific EffectThermal radiation detection: Thermal Radiation

Data Source

PatentEP3910157B1Pass through device and method for operating same
Publication Date: 2025.11.19 MARAYA HLDG GMBH
  • EP3910157B1 patent drawingFigure 1
  • EP3910157B1 patent drawingFigure 2~3
  • EP3910157B1 patent drawingFigure 4~5

AI summary

The invention relates to a passage device (10) with at least one passage (16) passable by at least one person (12, 14) along a passage direction (18), with at least two side walls (24, 26) spaced apart from each other and connected to each other along a direction (22) perpendicular to the passage direction (18), by which the passage (16) is limited along the direction (22), and with at least one detection device (28) by means of which the body temperature of the person (12, 14) located along the passage direction (18) in front of at least a partial area of ​​the passage (16) can be detected without contact, wherein the passage device (10) is designed as a self-contained, assembled, and mobile unit (30).