Integrated Latching Member Combining Hard and Soft Materials

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Solution Overview

Problem

Existing latching member structures are complex and costly due to their multi-component design, which complicates the buckling mechanism.

Innovation Solution

A latching member combining a hard material member with an elastic arm and a soft material member, where the soft material covers the hard material member to maintain integrity and facilitate elastic deformation, thereby simplifying the buckling mechanism.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a multi-component sandwich structure is used for the latching member, then the buckling function can be achieved, but the structure becomes complex and costs increase

Engineering Contradiction:
Improvebuckling functionVSAvoidstructure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines the hard material member (providing structural support and buckling function) and the soft material member (providing sealing and cushioning) into a single integrated latching member assembly. This merging reduces the number of separate components while maintaining both the buckling reliability and sealing functionality, directly resolving the contradiction between achieving buckling function and reducing structural complexity

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent employs composite materials by combining hard and soft material members in one assembly. The hard material provides the necessary rigidity for buckling, while the soft material adds flexibility and sealing capabilities. This composite approach enables a single integrated structure to perform multiple functions that previously required separate components, thereby reducing complexity while maintaining reliability

Inventive Principle:
Principle #40Composite materials

2Reliability

If a multi-component sandwich structure is used for the latching member, then the buckling function can be achieved, but additional costs are generated

Engineering Contradiction:
Improvebuckling functionVSAvoidmanufacturing cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

By merging the hard and soft material members into a single integrated latching member assembly, the patent reduces the total number of components that need to be manufactured, stored, and assembled. This consolidation decreases manufacturing complexity and assembly time, directly addressing the cost issue while preserving the essential buckling function

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The integrated latching member assembly performs multiple functions simultaneously: the hard material member provides structural buckling, while the soft material member provides sealing and cushioning. This multi-functionality eliminates the need for separate sealing components or cushioning elements, reducing overall manufacturing costs while maintaining reliability

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

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 combination of hard and soft materials allows for effective elastic deformation and maintains the integrity of the latching member, achieving the function of a buckle with reduced components and costs.

Implementation Method 1

The elastic arm further includes a first arm and a second arm. The first arm is connected to the hard material body, the second arm is connected to the first arm and connected to the buckle portion. The first arm extends in a direction perpendicular to a surface of the hard material body, and the second arm extends in an opposite direction of the extension of the first arm.

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS12289846B2Latching member and case with latching member
Publication Date: 2025.04.29 GETAC TECH CORP
  • US12289846B2 patent drawing
  • US12289846B2 patent drawing
  • US12289846B2 patent drawing

AI summary

A latching member includes a hard material member and a soft material member. The hard material member includes a hard material body, an elastic arm, and a buckle portion. The hard material body has a first side and a second side opposite to each other. One of two ends of the elastic arm is connected to the first side of the hard material body, and at least one hollow portion is between the elastic arm and the hard material body. The buckle portion is connected to the other end of the elastic arm. The soft material member includes a first soft material body, the first soft material body is on the first side of the hard material body and covers the hollow portion and the elastic arm.