Handrail Work Bench Bracket Design for Tool-Free Railing Attachment
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Solution Overview
Problem
There is a need for a portable and safe work surface or seat that can be easily attached to a railing or fence without the need for clamps, fasteners, or other hardware, particularly in industrial and farming settings where conventional platforms are impractical.
Innovation Solution
A novel work surface or seat that attaches to a railing or fence by hooking onto the cross-sectional structure of a typical safety railing or fence, utilizing brackets and a throat design to secure the platform without the need for additional hardware.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If conventional fastening means (clamps and bolts) are used to attach seats or tables to railings, then the attachment strength is improved, but the device complexity and ease of operation deteriorate due to requiring multiple hardware components and assembly steps
Solution Approach 1:
The patent combines multiple fastening functions into a single integrated U-shaped bracket that wraps around the railing. The bracket incorporates both the clamping function and the attachment function in one component, eliminating the need for separate clamps, bolts, and nuts. This merging of functions reduces device complexity while maintaining attachment strength through the unified structural design.
Solution Approach 2:
The U-shaped bracket is designed to perform multiple functions: it provides structural support, acts as a clamp around the railing, serves as an attachment point for the work surface, and enables easy installation and removal. This multi-functionality eliminates the need for multiple specialized hardware components, reducing overall device complexity while maintaining versatile attachment capabilities.
2Strength
If conventional fastening means (clamps and bolts) are used to attach seats or tables to railings, then the attachment strength is improved, but the ease of operation deteriorates due to requiring tools and multiple assembly steps
Solution Approach 1:
The patent combines multiple fastening functions into a single integrated U-shaped bracket that wraps around the railing. The bracket incorporates both the clamping function and the attachment function in one component, eliminating the need for separate clamps, bolts, and nuts. This merging of functions reduces device complexity while maintaining attachment strength through the unified structural design.
Solution Approach 2:
The U-shaped bracket is designed to perform multiple functions: it provides structural support, acts as a clamp around the railing, serves as an attachment point for the work surface, and enables easy installation and removal. This multi-functionality eliminates the need for multiple specialized hardware components, reducing overall device complexity while maintaining versatile attachment capabilities.
3Ease of operation
If a portable work surface or seat is attached to railings, then the convenience for workers is improved, but the safety hazard increases when workers sit directly on safety railings
Solution Approach 1:
The patent introduces an intermediary structure (the attached work surface or seat platform) between the worker and the railing. Instead of sitting directly on the railing, workers sit on the platform that is securely attached to the railing. This intermediary structure eliminates the safety hazard of sitting on railings while maintaining worker convenience and mobility in locations where conventional platforms are impractical.
Data Source
AI summary
The present invention provides a handrail work bench generally comprising a plate and brackets adapted to hook onto a typical safety railing or fence, thereby providing a work platform or a seat for rest.