Telescoping Guardrail Posts with Spring-Actuated Handles
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Solution Overview
Problem
Existing reusable guardrails are cumbersome to assemble and disassemble, pose tripping hazards, and may not meet Occupational Safety and Health Administration (OSHA) standards for fall protection, particularly in terms of durability and force resistance.
Innovation Solution
A reusable construction guardrail with telescoping and folding features, a spring-actuated handle for secure rail attachment, and a base plate with structural ribs and adjustable fastening for stability, allowing for easy assembly, disassembly, and compact transport while meeting OSHA standards.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If reusable guardrails are designed to be sturdy and meet OSHA standards, then safety and reliability are improved, but assembly and disassembly become cumbersome and time-consuming
Solution Approach 1:
The guardrail system is divided into modular components (posts, rails, connectors) that can be independently assembled and disassembled. Each post contains telescoping sections that can be quickly extended or retracted without requiring complex tools or procedures, thus maintaining safety standards while reducing assembly time.
Solution Approach 2:
The guardrail posts incorporate telescoping mechanisms with spring-actuated handles that allow dynamic adjustment of post length. The spring mechanism automatically engages when the telescoping sections are extended, providing secure locking without manual intervention, which speeds up assembly while ensuring the structural integrity required for OSHA compliance.
2Strength
If reusable guardrails are made with fixed-size components, then structural integrity is maintained, but transport and storage become difficult due to large size
Solution Approach 1:
The guardrail posts utilize telescoping sections where inner tubes slide within outer tubes, allowing the components to be nested compactly during transport. When deployed, the telescoping sections extend to provide the full length required for structural integrity and OSHA compliance. The spring-actuated handles ensure secure locking in both extended and retracted positions.
3Ease of manufacture
If traditional wooden guardrails are used, then cost is reduced, but durability and consistency in meeting OSHA standards deteriorate
Solution Approach 1:
The guardrail system uses standardized metal components with precise manufacturing tolerances to ensure consistent strength and durability. The telescoping mechanism incorporates spring-actuated handles with controlled spring rates that provide reliable locking force, ensuring each assembly meets OSHA standards. While the initial cost is higher than wooden guardrails, the reusable nature and consistent performance provide long-term value.
4Productivity
If guardrail components are designed for quick assembly, then productivity is improved, but the components may pose tripping or falling hazards
Solution Approach 1:
The spring-actuated handles are designed to be retracted into the telescoping mechanism when not in use, eliminating protruding elements that could create tripping hazards. The quick-assembly feature is maintained through the spring mechanism that automatically engages when sections are extended, providing both speed and safety by removing harmful protrusions during normal use.
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
The solution enables faster and easier assembly and disassembly of guardrails, enhances safety by ensuring compliance with OSHA standards, and facilitates efficient transport and storage while maintaining structural integrity.
Implementation Method 1
a spring-actuated handle being able to clamp a horizontal rail
Data Source
AI summary
Certain embodiments of the invention surround a reusable construction guardrail or stanchion. In certain embodiments, the reusable construction guardrail has features that aid in easier and faster assembly and disassembly. In certain embodiments of the invention, the construction guardrail is transportable, having telescoping features and folding features to allow greater ease in packing and transporting. Certain embodiments of the invention include a reusable construction guardrail having a uniform construction.