Glasses-Type Terminal Rail Connection Weight Balance

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Solution Overview

Problem

Conventional glasses-type terminals face challenges with weight imbalance due to uneven electronic component distribution, difficulty in adjusting to different head shapes, and frequent battery charging, leading to issues with image focusing and limited usage time.

Innovation Solution

A glasses-type terminal design featuring a frame with adjustable sides, a rail connection system for balanced weight distribution, a retractable structure to fit various head shapes, and a removable high-capacity power supply unit, along with a sliding prevention mechanism and Hall sensor for automatic power management.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If electronic components are arranged in one side of the frame, then the glasses-type terminal can be manufactured, but weight imbalance occurs between left and right sides

Engineering Contradiction:
Improvecomponent arrangementVSAvoidweight balance
Core Design Contradiction:
Ease of manufactureVSWeight of moving object

Solution Approach 1:

The frame is divided into left and right sides, with electronic components distributed on both sides rather than concentrated on one side. This segmentation balances the weight distribution while maintaining manufacturability through modular component placement.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent employs asymmetric rail connection structures on left and right sides of the frame, allowing different component arrangements that achieve weight balance while accommodating manufacturing requirements. The rail connections enable flexible positioning of electronic components to optimize weight distribution.

Inventive Principle:
Principle #4Asymmetry

2Ease of manufacture

If the frame size is fixed, then manufacturing is simplified, but the glasses-type terminal cannot fit different user head shapes

Engineering Contradiction:
Improveframe productionVSAvoidhead shape compatibility
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The frame incorporates adjustable elements that allow dynamic modification of frame size and shape to accommodate different user head shapes. The rail connection system enables the frame to be adjusted between multiple size configurations, transforming a static structure into a dynamic one that adapts to various users while maintaining standardized manufacturing processes.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The frame is designed with universal adjustment capabilities through the rail connection system, allowing a single frame design to serve multiple functions across different user populations. The adjustable mechanism enables one frame to fit various head shapes and sizes, eliminating the need for multiple frame sizes while maintaining ease of manufacture.

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

3Weight of moving object

If a small-sized battery is used, then the glasses-type terminal remains lightweight, but the battery requires frequent charging

Engineering Contradiction:
Improvebattery weightVSAvoidbattery life
Core Design Contradiction:
Weight of moving objectVSDuration of action of moving object

Solution Approach 1:

The power supply unit is extracted as a separate, removable component from the main frame structure. This allows the battery to be independently optimized for capacity without increasing overall device weight, as the battery can be replaced or upgraded without affecting other components. The separation enables using a larger capacity battery while maintaining lightweight characteristics through selective component placement.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent employs parameter changes in the power supply system by using a removable battery design that allows optimization of battery capacity parameters. The rail connection system enables flexible positioning of the power supply unit to balance weight distribution even when using a higher capacity battery, thus extending battery life without compromising weight balance.

Inventive Principle:
Principle #35Parameter changes

4Ease of manufacture

If the display unit position is fixed, then manufacturing is easier, but user convenience for image focusing is reduced

Engineering Contradiction:
Improvedisplay assemblyVSAvoidimage focusing
Core Design Contradiction:
Ease of manufactureVSEase of operation

Solution Approach 1:

The display unit is mounted on the adjustable frame structure, inheriting the frame's dynamic adjustment capabilities. This allows the display position to be modified to accommodate different user preferences and head shapes, improving image focusing convenience while maintaining relatively simple manufacturing through standardized mounting interfaces on the rail connection system.

Inventive Principle:
Principle #15Dynamics

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 solution allows for balanced weight distribution, adjustable fit to different head shapes, extended usage time, and convenient image focusing, enhancing user experience by ensuring balanced weight and prolonged battery life.

Implementation Method 1

a rail is formed on an upper surface of the control module, and the rail is formed to be connected to a lower surface of the frame in a concavo-convex manner so that the control module slidably moves on the frame

Methodology Applied
Scientific EffectFriction: Friction

Implementation Method 2

Hall sensor for automatic power management

Methodology Applied
Scientific EffectHall effect: Hall Effect

Data Source

PatentUS9874754B2Glasses-type terminal
Publication Date: 2018.01.23 LG ELECTRONICS INC
  • US9874754B2 patent drawing
  • US9874754B2 patent drawing
  • US9874754B2 patent drawing

AI summary

Provided is a glasses-type terminal including: a frame that is supported on a user's head, having both ends separated from each other as a front part therein is cut-out; a power supply unit that is connected to one end of the frame; a control module that is connected to the other end of the frame, and having therein various electronic components that drive the glasses-type terminal; and a display unit that is provided on one end of the control module and that provides visual information, in which a rail is formed on an upper surface of the control module, and the rail is formed to be connected to a lower surface of the frame in a concavo-convex manner so that the control module slidably moves on the frame.