Slider Assembly Locking Structure for Tight-Space Removal

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Solution Overview

Problem

The limited space between the first slider and the second slider in a slider assembly restricts the pivotal movement of the locking member, making it difficult to remove the second slider from the first slider.

Innovation Solution

A slider assembly with a resiliently deformable positioning member on the first slider and a sliding member between the first and second sliders, featuring a protrusion with a receiving slot and a restricting tab that allows the sliding member to deform and facilitate the passage of the second slider, enabling unrestricted movement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a locking member with pivotal movement is used to prevent the second slider from sliding out, then the locking function is improved, but the limited space between the first slider and the second slider restricts the pivotal movement of the locking member

Engineering Contradiction:
Improvelocking functionVSAvoidpivotal movement range
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent changes the movement parameter of the locking mechanism from pivotal movement to linear sliding movement. The locking member is designed to slide linearly between a locking position and a unlocking position along the sliding direction, eliminating the need for pivotal movement and overcoming the space limitation between the first and second sliders.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The locking member is designed with dynamic positioning capability, allowing it to switch between two states: a locking position where it engages with the first slider to prevent removal, and an unlocking position where it disengages to allow removal. This dynamic switching is achieved through linear sliding rather than pivotal movement.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If the locking member is designed for pivotal movement to engage and disengage the tab, then the locking and unlocking function is achieved, but the operation becomes difficult due to restricted movement space

Engineering Contradiction:
Improvelocking and unlocking operationVSAvoidspace between sliders
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The patent changes the movement parameter from angular (pivotal) to linear (sliding). The locking member moves linearly along the sliding direction within the limited space, achieving the same locking and unlocking function without requiring the larger angular space that pivotal movement would demand.

Inventive Principle:
Principle #35Parameter changes

3Adaptability or versatility

If the second slider is designed to be removable from the first slider, then the adaptability is improved, but the limited space restricts the movement required for removal

Engineering Contradiction:
Improveremovability of second sliderVSAvoidsliding movement range
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent changes the movement parameter from pivotal to linear sliding, allowing the locking member to achieve full unlocking functionality within the limited linear space between the sliders. This maintains the adaptability of removable second slider while overcoming the space restriction.

Inventive Principle:
Principle #35Parameter changes

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 design allows the second slider to slide in and out of the first slider without being restricted by the limited space, ensuring smooth insertion and removal without the need for pivotal movement of the locking member.

Implementation Method 1

a resiliently deformable positioning member secured on the first slider

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Data Source

PatentUS7794031B2Slider assembly
Publication Date: 2010.09.14 FULIAN PRESION ELECTRONICS (TIANJIN) CO LTD
  • US7794031B2 patent drawing
  • US7794031B2 patent drawing
  • US7794031B2 patent drawing

AI summary

A slider assembly includes a first slider (20) with a resiliently deformable positioning member (30) secured thereon, a second slider (40) slidably installed on the first slider, and a sliding member (50) slidably secured on the second slider and positioned between the first slider and the second slider. A protrusion (36) protrudes from the positioning member. The protrusion defines a receiving slot (362) therein. A restricting tab (46) protrudes from the second slider. A protrusion (52) protrudes from the sliding member. The sliding member defines a through slot (522) through the protrusion thereof for the restricting tab sliding therein. The sliding member is slidable to disengage the second slider from the first slider.