Scaffold Accessories for Material Handling and Stability

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Solution Overview

Problem

Scaffolds used for installing suspended ceilings lack optimized accessories for material support and worker mobility, leading to inefficiencies as workers need to frequently fetch and maneuver materials.

Innovation Solution

A set of accessories including U-shaped support hooks, stirrup members, and a material holder designed for integration with scaffolds, featuring wraparound hooking members, adjustable components, and mechanical fasteners to securely hold materials and facilitate easy access, preventing pendulum swing and balance issues.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If workers carry materials manually on traditional scaffolds, then worker mobility is maintained, but material handling efficiency deteriorates due to frequent trips up and down

Engineering Contradiction:
Improvematerial handling efficiencyVSAvoidtime for fetching materials
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The patent introduces a vertical storage dimension by adding material holders and shelves to the scaffold structure. Instead of horizontal movement (going up and down), materials are stored vertically on the scaffold itself, allowing workers to access materials at different heights without leaving the scaffold platform.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Solution Approach 2:

The material holders and shelves act as intermediaries between the ground-level material storage and the worker's hands. Materials are transferred to the scaffold-mounted holders, eliminating the need for direct carrying by workers and reducing physical strain and time consumption.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If materials are stored on traditional scaffolds, then material availability improves, but scaffold stability deteriorates due to imbalance and pendulum swing

Engineering Contradiction:
Improvematerial support capabilityVSAvoidscaffold balance
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

The patent employs asymmetric distribution of support hooks and material holders on opposite sides of the scaffold. This asymmetric design allows for balanced weight distribution when materials are placed, preventing the scaffold from tilting or becoming unstable while maintaining adaptability for various material storage configurations.

Inventive Principle:
Principle #4Asymmetry

Solution Approach 2:

The support hooks are strategically positioned to create counterbalancing forces. When materials are placed on one side, the hooks and their attachment geometry provide counterweight effects that prevent pendulum swing and maintain overall scaffold stability and vertical alignment.

Inventive Principle:
Principle #8Anti-weight (Counterweight)

3Productivity

If scaffold accessories are added to support materials, then material handling efficiency improves, but device complexity increases

Engineering Contradiction:
Improvematerial handling efficiencyVSAvoidaccessory configuration
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The support hooks are designed with multi-functionality, serving both as attachment points for material holders and as structural elements for stirrup members. This universal design reduces the number of separate components needed, simplifying the overall system while maintaining enhanced material handling capabilities.

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

Solution Approach 2:

The scaffold accessory system is segmented into modular components (support hooks, material holders, stirrup members) that can be independently attached and configured. This segmentation allows workers to assemble only the necessary components for each specific task, reducing complexity while maintaining productivity benefits.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11661794B2Scaffold accessories
Publication Date: 2023.05.30 BEAULIEU HENRI PASCAL
  • US11661794B2 patent drawing
  • US11661794B2 patent drawing
  • US11661794B2 patent drawing

AI summary

A set of accessories for use in combination with a scaffold is comprised of at least one pair of support hooks, at least one stirrup member for facilitating stepping up or down from the scaffold, at least one material holder.