Aircraft Emergency Equipment Locking for Tamper Detection

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Solution Overview

Problem

Current methods for securing and inspecting emergency equipment on aircraft are time-consuming, labor-intensive, and prone to theft, requiring frequent inspections that increase operational costs and reduce flight efficiency.

Innovation Solution

An emergency equipment system comprising an elongate member with a cutter and conductive sensor, where the equipment package is secured to the aircraft seat with a sleeve that is cut when removed, and a locking mechanism with a moveable door and interior wall to prevent reinstallation and detect tampering.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual visual inspections are performed to verify tamper evident devices and emergency equipment, then security and equipment presence are ensured, but inspection time and labor costs increase

Engineering Contradiction:
ImprovesecurityVSAvoidinspection time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent replaces manual visual inspection with an automated electronic monitoring system. Sensors detect the position of emergency equipment and tamper evident devices, and a processor automatically analyzes this data to determine if equipment has been moved or tampered with. This substitution of mechanical/manual inspection with electronic automation resolves the contradiction by maintaining security monitoring while eliminating time-consuming manual labor.

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

Solution Approach 2:

The monitoring system performs self-verification by automatically detecting and reporting the status of emergency equipment. The system continuously monitors itself without requiring external inspection, generating alerts when equipment positions change or tamper evident devices are activated. This self-monitoring capability ensures ongoing security while eliminating the need for repeated manual inspections.

Inventive Principle:
Principle #25Self-service

2Reliability

If frequent inspections are conducted to prevent equipment theft and misplacement, then equipment security is improved, but flight efficiency decreases

Engineering Contradiction:
Improveequipment securityVSAvoidflight efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent replaces frequent manual inspections with continuous automated electronic monitoring. Sensors and processors continuously track emergency equipment status and positions, providing real-time security verification without interrupting flight operations. This automation maintains equipment security while eliminating the operational disruptions caused by frequent manual inspections, thereby preserving flight efficiency.

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

Solution Approach 2:

The monitoring system provides continuous, uninterrupted surveillance of emergency equipment throughout the flight. Rather than periodic interruptions for manual checks, the electronic system continuously monitors equipment status, ensuring constant security coverage without breaking the flow of flight operations. This continuous monitoring maintains security while keeping flights running smoothly without interruptions.

Inventive Principle:
Principle #20Continuity of useful action

3Ease of operation

If tamper evident devices are used to seal doors and compartments, then visual inspection is simplified, but device complexity and potential compromise increase

Engineering Contradiction:
Improvevisual inspectionVSAvoidtamper evident device complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent uses sensors as intermediary devices between the tamper evident mechanisms and the monitoring system. Rather than relying on complex visual indicators, simple sensor detections of device activation or position changes provide sufficient information to the processor. This intermediary approach simplifies the visual inspection requirement while reducing the complexity of the tamper evident devices themselves, as they only need to trigger sensor detection rather than provide elaborate visual signals.

Inventive Principle:
Principle #24Intermediary (Mediator)

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

Simplifies inspections by indicating if equipment is removed or tampered with, reducing the need for frequent checks and enhancing security by preventing reinstallation and unauthorized access.

Implementation Method 1

The conductive sensor is in a closed state and when the emergency equipment package is moved towards the second end a selected distance and the conductive sensor contacts the elongate member, the sensor generates an indication

Methodology Applied
Scientific EffectConduction (electrical): Conduction (electrical)

Data Source

PatentUS8678493B2Securing emergency and safety equipment on aircraft
Publication Date: 2014.03.25 THE BOEING CO
  • US8678493B2 patent drawing
  • US8678493B2 patent drawing
  • US8678493B2 patent drawing

AI summary

An emergency equipment system comprising an elongate member, an emergency equipment package, and a cutter. The elongate member may have a first end and an angled end. The emergency equipment package may have a sleeve on one side capable of receiving the elongate member from the angled end. The cutter may be attached to a side of the elongate member and may be capable of cutting the sleeve.