Slide Rail Assembly With Integrated End Support Structure

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Solution Overview

Problem

Existing slide rail assemblies require multiple support configurations to accommodate different chassis standards, leading to increased material costs and inventory complexity due to gaps between support members and blocking bases, which compromise structural strength.

Innovation Solution

A slide rail assembly with integrated function members that include a first and second function portion, where the second function portion extends beyond the rail end to support the second rail when it exceeds the first rail, and a bracket device with corresponding features to enhance structural support and prevent the sliding auxiliary device from moving outside the rail passage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If two support members are arranged on the first bracket to support the second rail, then the supporting ability is improved, but gaps are formed between the support members and the first blocking base, compromising structural strength

Engineering Contradiction:
Improvesupporting abilityVSAvoidstructural strength
Core Design Contradiction:
StrengthVSStability of the object's composition

Solution Approach 1:

The patent merges the support function and blocking function into a single integrated first blocking base structure. The first blocking base includes a blocking portion that blocks the rolling members and a support portion that supports the second rail, eliminating the need for separate support members and thereby eliminating gaps that compromise structural strength.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The first blocking base is designed to perform multiple functions simultaneously: it blocks the rolling members from moving outward while also providing support for the second rail. This multi-functional design consolidates structural elements and eliminates gaps between separate components.

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

2Adaptability or versatility

If multiple support configurations are prepared for different chassis standards (1U, 2U), then adaptability is improved, but material costs and inventory management burden increase

Engineering Contradiction:
Improvechassis standard compatibilityVSAvoidmaterial costs
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

The first blocking base is designed as a universal component that can accommodate different chassis standards (1U, 2U, etc.) through its integrated structure. The support portion and blocking portion work together to provide consistent functionality across different applications, eliminating the need for multiple specialized components for different standards.

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

Solution Approach 2:

The patent employs a modular design where the rail assembly can be dynamically configured for different chassis standards without requiring different blocking base components. The integrated structure adapts to various configurations while maintaining the same fundamental component design.

Inventive Principle:
Principle #15Dynamics

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 improves structural strength by eliminating gaps and reducing material needs, allowing for more efficient support of the second rail and reducing inventory management burdens while maintaining effective support across various chassis standards.

Implementation Method 1

The sliding auxiliary device includes a plurality of rolling members configured to support between the first rail and the second rail

Methodology Applied
Scientific EffectRolling friction: Friction

Data Source

PatentUS11497310B2Slide rail assembly
Publication Date: 2022.11.15 KING SLIDE WORKS CO LTD
  • US11497310B2 patent drawing
  • US11497310B2 patent drawing
  • US11497310B2 patent drawing

AI summary

A slide rail assembly includes a first rail, a second rail and first function member. The first rail has a passage. The second rail is movably mounted in the passage of the first rail. The least one function member is arranged on the first rail and adjacent to an end portion of the first rail. The least one function member includes a first function portion located in the passage and a second function portion exceeding the end portion of the first rail. When the second rail is moved along a direction from a predetermined position and a rail section of the second rail exceeds the end portion and is located at outside of the channel of the first rail, the second function portion of the least one function member is configured to support at least one part of the rail section of the second rail.