Stylus Charging Base With Through-Hole for Flexible Charging Positions

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Solution Overview

Problem

Conventional stylus charging methods require the stylus to be laid aside during charging, limiting user access and adaptability.

Innovation Solution

A charging base with a through-hole and conductive structures that allows the stylus to be charged either upright or through an opening, enabling flexible usage and convenient access.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the stylus is connected to external power source through charging cable, then charging function is achieved, but user access is limited and stylus must be laid aside

Engineering Contradiction:
Improvecharging functionVSAvoiduser access
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The charging base enables the stylus to charge itself when placed in the base, eliminating the need for manual cable connection. The conductive structures automatically establish electrical contact between the stylus and power source upon insertion, allowing the stylus to serve its own charging needs without user intervention or loss of accessibility.

Inventive Principle:
Principle #25Self-service

2Reliability

If the stylus is laid aside for charging, then charging is enabled, but accessibility and convenience are reduced

Engineering Contradiction:
Improvecharging capabilityVSAvoidusage flexibility
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The charging base provides multiple charging interfaces: the first charging end conductive structure charges the stylus tip, while the second charging end conductive structure charges through the through-hole. This multi-functional design allows the stylus to be charged in various positions and orientations, accommodating different usage scenarios and maintaining versatility while enabling charging.

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

3Reliability

If conventional charging method is used, then charging is achieved, but only single position charging is supported

Engineering Contradiction:
Improvecharging functionVSAvoidcharging interface structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The charging base is divided into multiple functional regions: the first charging end conductive structure on the upper surface for tip charging, and the second charging end conductive structure in the through-hole for alternative charging. This segmentation allows independent charging paths that can be activated based on usage needs, providing charging flexibility without requiring complex integrated systems.

Inventive Principle:
Principle #1Segmentation

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

Enables the stylus to be charged in various positions, accommodating different user requirements and maintaining accessibility during use.

Implementation Method 1

The first charging end conductive structure is formed on an upper surface of the base and is electrically connected to the connector. The second charging end conductive structure is formed in the through-hole and is electrically connected to the connector.

Methodology Applied
Scientific EffectElectrical conduction: Conduction (electrical)

Data Source

PatentUS11901754B2Charging base
Publication Date: 2024.02.13 ASUSTEK COMPUTER INC
  • US11901754B2 patent drawing
  • US11901754B2 patent drawing
  • US11901754B2 patent drawing

AI summary

The disclosure provides a charging base. The charging base is applied to electrically connect to an electronic device and charge a stylus. The charging base includes: a base, a connector, a first charging end conductive structure, and a second charging end conductive structure. The base includes a through-hole. The connector is disposed on one side of the base and is used for being electrically connected to the electronic device. The first charging end conductive structure is formed on an upper surface of the base and is electrically connected to the connector. The second charging end conductive structure is formed in the through-hole and is electrically connected to the connector.