Sliding rail

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Solution Overview

Problem

Conventional sliding rails have numerous components, making assembly difficult, are heavy, occupy significant space, and lack structural strength.

Innovation Solution

A sliding rail design featuring a track with pivoting slots and a limiting mechanism, utilizing fewer components, allowing easier assembly and reduced weight, while enhancing structural strength through a simplified structure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional sliding rail uses multiple locking and unlocking operating members with limiting members, then the locking function is achieved, but the number of components increases making assembly difficult and weight increases

Engineering Contradiction:
Improvelocking functionVSAvoidnumber of components
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines multiple locking and unlocking operating members into a single integrated operating member that can control both locking mechanisms. The limiting member is also integrated to work with the operating member, reducing the total number of components while maintaining the dual-side locking function through a unified structure

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If conventional sliding rail uses multiple locking and unlocking operating members with limiting members, then the locking function is achieved, but the weight increases

Engineering Contradiction:
Improvelocking functionVSAvoidweight of sliding rail
Core Design Contradiction:
ReliabilityVSWeight of moving object

Solution Approach 1:

By merging multiple operating members and limiting members into fewer integrated components, the total material usage is reduced, directly decreasing the weight of the sliding rail while preserving the locking function through the integrated design

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If conventional sliding rail uses multiple locking and unlocking operating members with limiting members, then the locking function is achieved, but the structure takes up much space

Engineering Contradiction:
Improvelocking functionVSAvoidspace occupied by sliding rail
Core Design Contradiction:
ReliabilityVSVolume of moving object

Solution Approach 1:

The integrated design of the operating member and limiting member allows the locking mechanism to be more compact. By combining functions into unified components, the overall volume occupied by the sliding rail structure is reduced while maintaining full locking capability

Inventive Principle:
Principle #5Merging (Combining)

4Reliability

If conventional sliding rail uses multiple locking and unlocking operating members with limiting members, then the locking function is achieved, but the structural strength is insufficient

Engineering Contradiction:
Improvelocking functionVSAvoidstructural strength
Core Design Contradiction:
ReliabilityVSStrength

Solution Approach 1:

The integrated operating member and limiting member create a more unified and rigid structure. By reducing the number of separate components and their connection points, the overall structural integrity is improved, enhancing strength while maintaining the locking function

Inventive Principle:
Principle #5Merging (Combining)

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 new design facilitates easier assembly, reduces weight and space usage, and improves structural strength compared to conventional sliding rails.

Implementation Method 1

The first connecting member extends movably through the first linking slot. The first operating member is operable for driving the limiting member to move between a locked position and a first unlocked position

Methodology Applied
Scientific EffectMechanical linkage through slot and connecting member: Mechanical Advantage

Implementation Method 2

The second connecting member extends movably through the second linking slot. The second operating member is operable for driving the limiting member to move between the locked position and a second unlocked position

Methodology Applied
Scientific EffectMechanical linkage through slot and connecting member: Mechanical Advantage

Implementation Method 3

the first operating member is movable towards the first end of the base wall to rotate the limiting member about the second connecting member to the first unlocked position

Methodology Applied
Scientific EffectPivoting rotation: Hinge

Implementation Method 4

the second operating member is movable towards the first end of the base wall to rotate the limiting member about the first connecting member to the second unlocked position

Methodology Applied
Scientific EffectPivoting rotation: Hinge

Data Source

PatentUS12429089B2Sliding rail
Publication Date: 2025.09.30 FIRST DOME
  • US12429089B2 patent drawing
  • US12429089B2 patent drawing
  • US12429089B2 patent drawing

AI summary

A sliding rail is adapted to be engaged with an engaging member, and includes a track and a limiting mechanism. The track includes a base wall, two side walls, and two pivoting slots. The limiting mechanism includes first and second operating members, a limiting member, and first and second connecting members. The first operating member is operable for driving the limiting member from a locked position, where the engaging member is contained in a limiting space between the limiting member and one of the side walls, to a first unlocked position, where the limiting member is rotated about the second connecting member to open the limiting space. The second operating member is operable for driving the limiting member from the locked position to a second unlocked position, where the limiting member is rotated about the first connecting member to open the limiting space.