Tilt Ball Switch Positioning for Adjustable Angle and Sensitivity

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Solution Overview

Problem

Conventional tilt ball switches have limited structural variations, making it difficult to meet diverse user requirements.

Innovation Solution

A tilt ball switch design featuring an outer housing, a cover, a first positioning unit, a plurality of conductive members, and a conductive ball, which allows for adjustable positioning and contact with conductive members to switch between conducting and non-conducting states.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a conventional tilt ball switch structure is used, then the structure is simple and easy to manufacture, but it cannot meet diverse user requirements for different angles and sensitivity

Engineering Contradiction:
Improveadaptability to different user requirementsVSAvoidstructural complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The positioning unit is divided into a first positioning portion and a second positioning portion that can be independently adjusted. The first positioning portion positions the conductive ball relative to the first conductive member, while the second positioning portion positions it relative to the second conductive member. This segmentation allows independent adjustment of each positioning function, enabling diverse switching angles and sensitivity settings without requiring completely different structures for each application.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The positioning unit with its first and second positioning portions serves multiple functions: it controls the switching angle, adjusts sensitivity, and maintains reliable contact between the conductive ball and conductive members. This multi-functional design allows a single structure to meet diverse user requirements for different applications, eliminating the need for multiple specialized switch designs.

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

2Adaptability or versatility

If the positioning unit is added to adjust conductive ball position, then adaptability to different applications is improved, but device complexity increases

Engineering Contradiction:
Improveadjustability of switching angle and sensitivityVSAvoidnumber of components
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The first positioning portion and second positioning portion are integrated into a single positioning unit structure. This merging of multiple positioning functions into one unified component achieves the desired adaptability for different switching angles and sensitivity levels while minimizing the increase in device complexity. The integrated design reduces the number of separate components compared to having independent positioning mechanisms for each function.

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 design provides a versatile tilt ball switch that can be tailored to different user needs by adjusting the angle and sensitivity, ensuring reliable operation in various applications.

Implementation Method 1

the conductive ball is rollable along the first positioning portion relative to the conductive members

Methodology Applied
Scientific EffectRolling: Ball

Data Source

PatentUS12288650B2Tilt ball switch
Publication Date: 2025.04.29 CHOU(CN)
  • US12288650B2 patent drawing
  • US12288650B2 patent drawing
  • US12288650B2 patent drawing

AI summary

A tilt ball switch includes a cover, a first positioning unit, a plurality of conductive members, a conductive ball, a base wall, a surrounding wall that extends from a periphery of the base wall, and an opening that is formed at one end of the surrounding wall opposite to the base wall. The cover closes the opening, and cooperates with the base wall and the surrounding wall to define a receiving space. The first positioning unit is disposed in the receiving space, and is positioned between the base wall and the cover. The conductive ball is convertible between a conducting state, in which the conductive ball is in contact with at least two of the conductive members, and a non-conducting state, in which the conductive ball is spaced apart from the conductive members.