Nested Inner–Outer Rotary Rings for Rapid Mode Switching

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Solution Overview

Problem

Existing rotary dial structures in electronic devices do not provide a real-time and efficient way for users to quickly adjust settings for different modes.

Innovation Solution

A rotary dial structure comprising a base, an inner ring component, and an outer ring component that are relatively movable and synchronously rotatable, allowing mode switching by moving the outer ring component and adjusting settings through rotation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If users operate separate rotary dial structures for different modes or navigate through screen menus, then existing rotary dial structures can adjust settings, but users cannot quickly and efficiently adjust settings for different modes in real-time

Engineering Contradiction:
Improvesetting adjustment efficiencyVSAvoidtime to adjust settings for different modes
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The patent combines multiple rotary dial structures into a single integrated rotary dial that can switch between different modes (e.g., camera mode, video mode, photo mode) and adjust settings within those modes. The rotary dial includes a mode switching mechanism and a setting adjustment mechanism that work together, allowing users to perform multiple operations with one component, thereby improving setting adjustment efficiency and reducing the time needed to adjust settings for different modes.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The rotary dial is designed with multi-functionality to serve multiple purposes: it can switch between different operational modes and adjust settings within each mode. This universal design eliminates the need for separate rotary dials for different modes, enabling users to quickly transition between modes and adjust settings in real-time without losing time.

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

2Ease of operation

If a single rotary dial structure is used for both mode switching and setting adjustment, then real-time adjustment is enabled, but the device complexity increases

Engineering Contradiction:
Improvereal-time setting adjustment capabilityVSAvoidrotary dial structure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The rotary dial is segmented into distinct functional components: a mode switching mechanism and a setting adjustment mechanism. These segments work together but can operate independently when needed. The segmentation allows for clearer control logic and easier implementation while maintaining real-time adjustment capability, thus managing device complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The rotary dial employs dynamic mechanisms that allow smooth transitions between different operational states. The mode switching and setting adjustment functions are designed to operate dynamically, enabling real-time changes without requiring complex mechanical structures. This dynamic approach simplifies the overall device complexity while maintaining ease of operation.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If multiple rotary dial structures are used for different modes, then each mode can be adjusted independently, but users cannot quickly switch between modes and adjust settings simultaneously

Engineering Contradiction:
Improvemode-specific setting adjustmentVSAvoidspeed of mode switching and setting adjustment
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The patent merges multiple mode-specific rotary dial structures into a single integrated rotary dial that can handle both mode switching and setting adjustment for different modes. This combination enables users to quickly switch between modes and adjust settings simultaneously, significantly improving productivity while maintaining the adaptability to adjust settings for each specific mode.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS20250284087A1Rotary dial structure
Publication Date: 2025.09.11 ABILITY ENTERPRISE CO LTD
  • US20250284087A1 patent drawing
  • US20250284087A1 patent drawing
  • US20250284087A1 patent drawing

AI summary

A rotary dial structure comprises a base, an inner ring component and an outer ring component. The inner ring component is on the base. The outer ring component sleeves onto the inner ring component, the outer ring component and the inner ring component are relatively movable between a first position and a second position, and the outer ring component and the inner ring component are synchronously rotatable at the first position or the second position. The rotary dial structure provided by the present invention is capable of switching modes by moving the outer ring component and adjusting the settings of the switched modes by rotating the outer ring component, thereby achieving a real-time and rapid adjustment.