Rail Storage End Cap Assembly for Modular Spacing and Alignment

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Solution Overview

Problem

Rail storage systems often lack sufficient horizontal and vertical spacing between adjacent rails, leading to inadequate accommodation of accessories and improper weight distribution on wall surfaces.

Innovation Solution

The introduction of end caps with specific alignment features, including concave pockets and projections, allows for adjustable spacing and proper alignment of rails, enabling the use of various accessories and ensuring even weight distribution by interlocking adjacent rail assemblies.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Area of stationary object

If rails are mounted closely together to maximize wall space utilization, then space utilization is improved, but sufficient spacing for accessories and proper weight distribution cannot be achieved

Engineering Contradiction:
Improvewall space utilizationVSAvoidaccessory accommodation and weight distribution
Core Design Contradiction:
Area of stationary objectVSEase of operation

Solution Approach 1:

End caps are introduced as intermediary components between adjacent rails. These end caps include alignment features (protrusions and recesses) that mediate the spacing relationship between rails, ensuring proper horizontal and vertical spacing while allowing maximum wall space utilization. The end caps transfer and distribute forces between rails, achieving proper weight distribution on the wall surface.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If rails are spaced further apart to accommodate accessories and ensure proper weight distribution, then accessory accommodation and weight distribution are improved, but wall space utilization decreases

Engineering Contradiction:
Improveaccessory accommodation and weight distributionVSAvoidwall space utilization
Core Design Contradiction:
Ease of operationVSArea of stationary object

Solution Approach 1:

The rail system is segmented into modular components: rails, end caps, and alignment features. This segmentation allows independent optimization of each component. The end caps as separate components provide the necessary spacing functionality, allowing rails to be mounted as closely as possible to the wall while maintaining proper spacing between adjacent rails for accessories and weight distribution.

Inventive Principle:
Principle #1Segmentation

3Device complexity

If traditional rail mounting without end caps is used, then device complexity is reduced, but spacing control and alignment between adjacent rails cannot be achieved

Engineering Contradiction:
Improvemounting system simplicityVSAvoidspacing control and alignment
Core Design Contradiction:
Device complexityVSManufacturing precision

Solution Approach 1:

The end caps incorporate self-aligning features through protrusions and recesses that automatically guide and position adjacent rails during installation. This self-service alignment mechanism eliminates the need for complex external alignment tools or procedures, achieving precise spacing and alignment control while keeping the overall system relatively simple and easy to install.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12167804B2Rail storage system with end caps
Publication Date: 2024.12.17 TECHTRONIC CORDLESS GP
  • US12167804B2 patent drawing
  • US12167804B2 patent drawing
  • US12167804B2 patent drawing

AI summary

A storage rail assembly and an end cap system for a storage rail assembly are provided. A storage rail assembly includes a first rail configured to be coupled to a wall. The first rail extends from a left end to a right end along a first longitudinal axis. The assembly further includes a first left end cap coupled to the left end of the rail, the left end cap including a concave pocket extending inwardly from a left face of the first left end cap and having a pocket contact surface; and a right end cap coupled to the right end of the rail, the right end cap including a projection extending outwardly from a right face of the right end cap, wherein the projection is configured to be received in a pocket of a second left end cap to form a horizontal rail assembly.