Slide rail assembly

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Solution Overview

Problem

Users require more options in slide rail mechanisms beyond the traditional three-section bracket device, necessitating the development of alternative products to cater to diverse market needs.

Innovation Solution

A slide rail assembly featuring a first bracket device, a driving device, and a rail member, where the rail member and first bracket device are longitudinally movable relative to each other, allowing the driving device to switch the fastening member's state from unlocked to locked, enhancing flexibility and adaptability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a three-section bracket device is used, then the structure is stable and reliable, but the product variety and market adaptability are limited

Engineering Contradiction:
Improveproduct varietyVSAvoidbracket structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The bracket device is divided into multiple independent sections (first bracket, second bracket, third bracket) that can be selectively assembled. Each bracket section functions independently but can be combined with others, allowing customers to choose different configurations (single bracket, double brackets, triple brackets) based on their specific needs, thereby increasing product variety without requiring completely different designs for each configuration.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The bracket device is designed with universal mounting features and standardized interfaces that allow the same basic bracket structure to serve multiple functions and be used in various configurations. The supporting frame and mounting members are designed to accommodate different numbers and positions of brackets, making the system adaptable to different market requirements while maintaining a consistent core design.

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

2Adaptability or versatility

If the fastening member is always in locked state, then the structure strength is high, but the flexibility and adjustability are reduced

Engineering Contradiction:
ImproveflexibilityVSAvoidstructure strength
Core Design Contradiction:
Adaptability or versatilityVSStrength

Solution Approach 1:

The fastening member is designed to be dynamic rather than static, allowing it to switch between locked and unlocked states. This dynamic capability enables the system to adapt to different operational requirements - locked state for stable operation and unlocked state for adjustment or reconfiguration - providing flexibility without permanently compromising structural strength.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The fastening mechanism allows changes in the fastening state parameter (locked/unlocked) based on operational needs. The driving device enables controlled transition between these states, allowing the system to optimize between strength (when locked) and flexibility (when unlocked) depending on the specific requirement at each moment.

Inventive Principle:
Principle #35Parameter changes

3Adaptability or versatility

If the rail member has limited traveling distance, then the structure is simpler, but the adaptability to different positions is reduced

Engineering Contradiction:
Improvetraveling distanceVSAvoidbracket mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The bracket mechanism is segmented into multiple independent bracket sections that can be selectively activated. This segmentation allows the system to achieve extended effective traveling distance by using different combinations of brackets at different positions along the rail, providing adaptability to various position requirements without requiring a completely complex continuous adjustment mechanism.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The supporting frame structure incorporates nested or layered mounting members that can accommodate multiple bracket positions. The mounting members are arranged to allow selective engagement at different locations, enabling the rail member to be effectively positioned at multiple discrete points along its travel path, increasing adaptability while maintaining structural efficiency.

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentUS11412851B2Slide rail assembly
Publication Date: 2022.08.16 KING SLIDE WORKS CO LTD
  • US11412851B2 patent drawing
  • US11412851B2 patent drawing
  • US11412851B2 patent drawing

AI summary

A slide rail assembly includes a bracket device, a driving device and a rail member. The bracket device includes a supporting frame, a bracket and a fastening member. The bracket is arranged on the supporting frame. The driving device and the bracket device are movable relative to each other. The rail member and the bracket device are movable relative to each other. When the rail member is moved relative to the bracket device from a first predetermined position along a direction, the rail member is able to drive the driving device to move from a first position to a second position, in order to drive the fastening member to switch from a first state to a second state.