Safety tether anchor and system for construction workers

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Solution Overview

Problem

Existing safety tether systems for construction workers are cumbersome, requiring extensive assembly and limiting mobility, which delays project completion and poses safety risks due to restricted movement.

Innovation Solution

A safety anchor system comprising a mounting plate, a telescopically extendable vertical support member, and a tethering component, allowing easy attachment and detachment from structures with minimal assembly, enabling efficient worker mobility through a cable connection between anchors.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional tethering systems are used, then worker safety is ensured, but worker mobility is limited and assembly time increases

Engineering Contradiction:
Improveworker safetyVSAvoidworker mobility
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The tethering system is divided into separate modular components: a mounting plate that attaches to the structure, a vertical support member that telescopes, and a tethering component at the top. This segmentation allows each component to be optimized independently and enables quick assembly and disassembly while maintaining safety integrity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The vertical support member incorporates telescopic capability, allowing it to dynamically adjust its length. This dynamic feature enables the support member to extend to provide adequate tethering height and retract to facilitate easy removal and mobility, resolving the contradiction between safety stability and worker mobility.

Inventive Principle:
Principle #15Dynamics

2Reliability

If traditional tethering systems are used, then worker safety is ensured, but assembly and removal time increases

Engineering Contradiction:
Improveworker safetyVSAvoidassembly and removal time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

By segmenting the system into a mounting plate, vertical support member, and tethering component, the patent enables rapid assembly through simple connection interfaces and quick removal by detaching the modular sections, significantly reducing assembly and removal time while maintaining safety functionality.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The mounting plate is designed with pre-configured attachment features and the vertical support member includes pre-assembled telescopic mechanisms, allowing workers to quickly deploy the safety anchor without extensive assembly procedures, thus reducing setup time while ensuring safety integrity from the start.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If complex tethering systems are used, then safety is improved, but device complexity increases

Engineering Contradiction:
ImprovesafetyVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent divides the tethering system into three distinct functional segments: a mounting plate for structural attachment, a telescopic vertical support member for height adjustment, and a tethering component for worker connection. This segmentation simplifies the overall system by making each component independent and straightforward, reducing device complexity while maintaining comprehensive safety functionality.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10702725B2Safety tether anchor and system for construction workers
Publication Date: 2020.07.07 AGRA TECH LLC
  • US10702725B2 patent drawing
  • US10702725B2 patent drawing
  • US10702725B2 patent drawing

AI summary

A safety anchor for construction having a mounting plate for mounting to a vertical portion of a structure; a vertical support member coupled to the mounting plate and extending upwardly therefrom; and, a tethering component at a top end of the vertical support member. In one method of use, a first safety anchor is mounted to a first side of a structure, a second safety anchor is mounted to a second side of a structure, and a cable is interposed between the first and second safety anchors.