Stylus Input Tool with Rotating Wheel for Digital Drawing

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Solution Overview

Problem

Current input devices for computing devices, such as mice and keyboards, often require users to switch hands or interrupt their workflow to adjust settings or navigate menus, leading to inefficiencies and ergonomic discomfort, especially during tasks like digital drawing where fluid movement is crucial.

Innovation Solution

A computing device with an input tool that mounts to the side of the display, featuring a rotatable axis and wheels, allowing users to manipulate the input tool with one hand while keeping the other hand on the stylus, enabling seamless adjustments and menu navigation without disrupting the drawing process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional input devices like mice and keyboards are used, then basic computing functions can be performed, but users must switch hands or interrupt workflow to adjust settings or navigate menus

Engineering Contradiction:
Improveease of operationVSAvoidworkflow interruption
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent combines menu navigation and settings adjustment functions directly into the stylus device, merging previously separate functions (stylus for drawing, mouse/keyboard for navigation) into a single integrated tool. This allows users to perform both drawing and menu operations with one hand, eliminating the need to switch hands or interrupt workflow.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The stylus is designed with multi-functionality, serving both as a drawing instrument and as an input device for menu navigation and settings adjustment. The rotatable wheel and button on the stylus enable it to perform multiple functions that previously required separate devices, making it a universal tool for both creative and control tasks.

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

2Adaptability or versatility

If traditional input devices are used for menu navigation, then settings can be adjusted, but ergonomic comfort deteriorates during tasks requiring fluid movement

Engineering Contradiction:
ImprovefunctionalityVSAvoidergonomic comfort
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent merges menu navigation capabilities directly into the stylus, combining drawing functionality with control functions. This integration allows users to maintain ergonomic positioning with one hand on the stylus while accessing menus and settings, eliminating the need to reach for separate input devices and maintain uncomfortable hand positions.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The rotatable wheel on the stylus acts as an intermediary mechanism that translates simple rotational motion into complex menu navigation and settings adjustment operations. This intermediary element provides ergonomic leverage, allowing users to access multiple menu options through a single rotational gesture rather than requiring precise button presses or hand movements to traditional input devices.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If users switch hands to use traditional input devices, then menu operations can be performed, but eye-hand coordination is disrupted

Engineering Contradiction:
Improveinput capabilityVSAvoidcoordination disruption
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent combines all necessary input functions (drawing, menu navigation, settings adjustment) into a single stylus device that operates with one hand. This merging eliminates the need to switch hands between drawing and menu operations, maintaining continuous eye-hand coordination as users can keep their gaze on the display while manipulating the stylus with one hand for both drawing and control tasks.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS11016575B2Input tool
Publication Date: 2021.05.25 LENOVO SWITZERLAND INTERNATIONAL GMBH
  • US11016575B2 patent drawing
  • US11016575B2 patent drawing
  • US11016575B2 patent drawing

AI summary

A computing device can include a processor; memory accessible by the processor; a display operatively coupled to the processor; and an input tool that mounts to a side of the display, where the input tool includes an axis and a wheel rotatable about the axis.