Wireless Door Sensor Non-Invasive Mounting

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Solution Overview

Problem

Existing cargo security systems are inflexible due to fixed mounting methods, requiring invasive installation and wired connections, which limits their ability to be easily moved between containers and complicates installation and removal processes.

Innovation Solution

A wireless cargo security system featuring a signal-emitting device and a sensing device with non-invasive mounting structures, such as adhesives and magnets, allowing for easy attachment and detachment from different containers, eliminating the need for physical coupling and wired connections.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If security devices are fixed to containers using traditional mounting methods, then the devices remain securely attached, but the devices cannot be easily moved between containers and installation becomes invasive

Engineering Contradiction:
Improveability to move devices between containersVSAvoidinstallation and removal process
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent replaces traditional mechanical mounting systems (bolts, screws, or other invasive fastening mechanisms) with a wireless sensing device that uses adhesive mounting. This substitution eliminates the need for physical penetration or complex mechanical attachment, allowing the device to be securely fixed without invasive installation while enabling easy removal and relocation between containers.

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

2Reliability

If security devices use wired connections to security units, then reliable communication is achieved, but cable routing becomes complicated and physical coupling is required

Engineering Contradiction:
Improvecommunication reliabilityVSAvoidcable routing and physical coupling
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces the wired communication system with a wireless sensing device that communicates with the security unit via wireless signals. This eliminates the need for cable routing and physical coupling between the sensing device and security unit, significantly reducing device complexity while maintaining reliable communication through wireless transmission.

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

3Adaptability or versatility

If traditional security devices are used, then they provide basic security monitoring, but they lack flexibility for different container configurations and security requirements

Engineering Contradiction:
Improveflexibility in container configurationVSAvoidinstallation complexity
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The patent designs a universal wireless sensing device that can be applied to various container types and security requirements without requiring custom installation or configuration. The adhesive mounting and wireless communication capabilities provide multi-functionality, allowing the same device to serve different monitoring needs across different container configurations, thereby enhancing adaptability while simplifying installation.

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

Enables flexible and quick installation and removal of security devices between containers, enhancing security flexibility while reducing the complexity of mounting and cabling, and allowing for remote monitoring of container status.

Implementation Method 1

The signal emitting device and sensing device may each be releasably secured via adhesives so they can be used with different containers

Methodology Applied
Scientific EffectAdhesive: Adhesive

Implementation Method 2

A wireless cargo security system featuring a signal-emitting device and a sensing device with non-invasive mounting structures, such as adhesives and magnets

Methodology Applied
Scientific EffectMagnetic: Magnetism

Data Source

PatentEP1991966B1Universal quick mount wireless door sensor and method
Publication Date: 2013.01.30 THE BOEING CO
  • EP1991966B1 patent drawingFigure 1~6

AI summary

A container includes an enclosure portion, a door moveable from a closed position to an open position relative to the enclosure portion, and a sensing apparatus. The sensing apparatus includes a signal-emitting device providing a first wireless signal and having a first mounting structure non-invasively mounted to one of the enclosure portion and door. The sensing apparatus further includes a wireless sensing device including a sensing element configured to sense the first signal and a second mounting structure non-invasively mounted to the other of the enclosure portion and door. The sensing element is able to sense the first wireless signal when the door is in the closed position, and thus determine when the door is opened and closed. The signal emitting device and sensing device may each be releasably secured via adhesives so they can be used with different containers.