Fall Protection Connection Sensing With PPE Alert Control

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Solution Overview

Problem

Existing fall protection equipment lacks effective monitoring and control mechanisms to ensure that workers maintain a safe connection to support structures while working at heights, leading to potential safety hazards.

Innovation Solution

The implementation of electronic sensors and communication systems in fall protection equipment to monitor connection status and prevent disconnection from support structures, utilizing a personal protection equipment management system (PPEMS) for real-time data acquisition, monitoring, and alert generation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If electronic sensors and communication systems are added to fall protection equipment, then safety monitoring capability is improved, but device complexity increases

Engineering Contradiction:
Improvesafety monitoring capabilityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces traditional mechanical connection monitoring with electronic sensors and communication systems. Sensors detect connection status electronically, and communication modules transmit data wirelessly, substituting mechanical indication methods with electronic detection and communication, thereby improving monitoring capability while managing complexity through technological substitution

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

Solution Approach 2:

The patent introduces a personal protection equipment management system as an intermediary between the fall protection equipment and the monitoring authority. This centralized system receives data from multiple sensors, processes information, and generates alerts, acting as a mediator that manages the complexity of individual device sensors through a unified management platform

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If real-time monitoring and control mechanisms are implemented, then worker safety is improved, but system complexity increases

Engineering Contradiction:
Improveworker safetyVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements real-time feedback mechanisms where sensors continuously monitor connection status and immediately communicate changes to the management system. When disconnection is detected, the system generates alerts and can trigger control responses, creating a closed-loop feedback system that enhances safety through continuous monitoring and immediate response capability

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent employs preliminary action by establishing monitoring and alert systems before actual fall incidents occur. The system proactively detects connection status changes and issues warnings before dangerous situations develop, allowing preventive measures to be taken in advance rather than reacting to emergencies

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20240139560A1Fall Protection Equipment Connection Status and Control
Publication Date: 2024.05.02 3M INNOVATIVE PROPERTIES CO
  • US20240139560A1 patent drawing
  • US20240139560A1 patent drawing
  • US20240139560A1 patent drawing

AI summary

Techniques are described for monitoring and controlling fall protection equipment. For example, the techniques of this disclosure may be used to monitor the connection status of fall protection equipment, e.g., whether or not the fall protection equipment is connected to a support structure. The techniques of this disclosure may also be used to control the operation of the fall protection equipment based on the connection status.