Slide Rail Reinforcement Structure for Narrow Rack Widths

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Solution Overview

Problem

Existing reinforcement devices for slide assemblies increase the width of the rail assembly, making them unsuitable for installation in racks with limited space.

Innovation Solution

A reinforcement device with a rail featuring a recessed reinforcement path and an extension support that maintains the original width by using a movable reinforcement member and flanges to hold the top and bottom walls, allowing for adjustable reinforcement without expanding the assembly's width.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If a reinforcing element is connected to the outer surface of the stationary slide rail and the mounting slide rail is slidably connected to the reinforcing element, then the reinforcement strength is improved, but the width of the slide assembly is increased

Engineering Contradiction:
Improvereinforcement strengthVSAvoidwidth of slide assembly
Core Design Contradiction:
StrengthVSLength of moving object

Solution Approach 1:

The reinforcement member is nested within the recessed reinforcement path of the rail, allowing the reinforcement structure to be contained within the existing width boundaries of the slide assembly, thus providing reinforcement without increasing the overall width

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The reinforcement path is designed as a recessed three-dimensional structure with depth, allowing the reinforcement member to be positioned within this depth dimension rather than extending outward in the width dimension, thereby maintaining a compact profile while providing structural reinforcement

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

2Stability of the object's composition

If the reinforcement member is fixed to the reinforcement path of the rail, then the reinforcement stability is improved, but the adjustability for different rack sizes is reduced

Engineering Contradiction:
Improvereinforcement stabilityVSAvoidadjustability for different rack sizes
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The reinforcement member is designed to be movable within the recessed reinforcement path rather than permanently fixed, allowing it to be repositioned along the path to accommodate different rack sizes and configurations while maintaining stable reinforcement at each position

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The reinforcement path is designed as a segmented or continuous track that allows the reinforcement member to be positioned at different locations, providing adaptability for various rack sizes while maintaining structural stability at each positioned location

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS8967744B2Reinforcement device for slide assembly
Publication Date: 2015.03.03 KING SLIDE WORKS CO LTD
  • US8967744B2 patent drawing
  • US8967744B2 patent drawing
  • US8967744B2 patent drawing

AI summary

A reinforcement device includes a rail, a reinforcement member and an extension support which is connected to the reinforcement member. The rail has a top wall, a bottom wall and a sidewall connected between the top and bottom walls. The sidewall has a first face and a second face which is located opposite to the first face. A space between the top wall, the bottom wall and the first face of the sidewall defines a slide path. The reinforcement member is connected to the reinforcement path of the rail. The extension support is engaged with the rail. The rail is reinforced by the reinforcement member and the extension support.