Latching Mechanism for Secure Removable Component Fixation

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Solution Overview

Problem

Conventional notebook computers face issues with removable components like keyboards and cooling modules being loosely attached, leading to instability and a complex attachment process due to reliance on screws or hook structures.

Innovation Solution

A latching mechanism comprising a rod, first and second latching members, elastic members, and a rotary member is integrated into the electronic device's main body, allowing for secure engagement and release of removable members through a combination of elastic forces and rotational motion.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If removable members are joined with screws or hook structures, then the connection is achieved, but the members may be shaken and the fixing process is complicated

Engineering Contradiction:
Improveconnection stabilityVSAvoidfixing process complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The latching mechanism is divided into multiple functional components: a rod for actuation, first and second latching members for engagement, and elastic members for providing restoring force. This segmentation allows each component to perform its specific function efficiently, achieving reliable connection without complex assembly procedures

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The elastic members automatically provide restoring force to return the latching members to their engaged position after being actuated. This self-service mechanism eliminates the need for complex manual adjustment or additional fastening steps, simplifying the fixing process while maintaining connection stability

Inventive Principle:
Principle #25Self-service

2Reliability

If removable members are joined with screws or hook structures, then the connection is achieved, but the members may be shaken

Engineering Contradiction:
Improveconnection stabilityVSAvoidattachment simplicity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The latching mechanism transitions from a static connection (screws) to a dynamic system where the rod can be actuated to control engagement and disengagement. The elastic members provide dynamic restoring force, allowing the connection to adapt to operational forces while maintaining stability, and enabling simple one-handed operation for attachment and detachment

Inventive Principle:
Principle #15Dynamics

3Reliability

If a latching mechanism with multiple components is used, then secure fixation is achieved, but the device structure becomes more complex

Engineering Contradiction:
Improvefixation securityVSAvoidmechanism structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The rod serves multiple functions: it acts as an actuator to move the latching members, provides structural support, and serves as a reference for the elastic members. By merging these functions into a single component, the overall structural complexity is reduced despite maintaining reliable fixation through the multi-component latching system

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 mechanism provides a stable and simplified method to attach and detach removable components, ensuring secure fixation and easy release, thereby enhancing the usability and reliability of electronic devices.

Implementation Method 1

The first elastic member connects the first latching member with the main body

Methodology Applied
Scientific EffectElastic force: Elasticity

Implementation Method 2

The second elastic member connects the second latching member with the main body

Methodology Applied
Scientific EffectElastic force: Elasticity

Data Source

PatentUS8851529B2Electronic device and latching mechanism thereof
Publication Date: 2014.10.07 WISTRON CORP
  • US8851529B2 patent drawing
  • US8851529B2 patent drawing
  • US8851529B2 patent drawing

AI summary

An electronic device is provided, including a main body, a latching mechanism, and a movable member. The latching mechanism is disposed on the main body to join with the movable member. The latching mechanism includes a rod, a first latching member disposed on a side of the rod, a second latching member connected to the rod, a first elastic member connecting the first latching member with the main body, a second elastic member connecting the second latching member with the main body, and a rotary member. The rotary member pivotally connects to the main body, and connects the rod with the first latching member.