Ball-Row Mechanical Display for Fast, Precise Time Reading
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Solution Overview
Problem
Mechanical displays are not suitable for use in thin wristwatches or small timepieces due to their inability to provide precise and quick reading of time or other parameters at a glance.
Innovation Solution
A mechanically driven display using a row of balls moved through a fixed bed by a mechanical drive, where one or more segments of the balls have a color that deviates from the background, allowing for a quantitative and qualitative estimate of time or other parameters through color and length, with the balls rotating to indicate hours or other units.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If conventional dial with pointers or non-conventional dial is used, then time indication precision is high, but reading speed is slow because multiple pointer positions need to be taken into account
Solution Approach 1:
The dial is segmented into multiple colored zones (e.g., red, yellow, green zones) representing different time intervals or parameter ranges. Instead of using multiple pointers that require cross-referencing, the single pointer moves across these segmented zones, and the zone color directly indicates the current status or time interval, enabling quick glancing reading while maintaining precision.
Solution Approach 2:
Different zones on the dial are colored differently to represent different parameter ranges or time intervals. The pointer's position relative to these colored zones provides immediate visual information about the current status, eliminating the need to read multiple pointer positions and significantly improving reading speed while preserving measurement precision.
2Measurement precision
If mechanical display components are made large enough for clear reading, then reading precision improves, but the display size increases making it unsuitable for thin wristwatches or small timepieces
Solution Approach 1:
The dial uses local quality variations through color-coded zones where each zone represents a specific parameter range. This allows the entire range of values to be displayed compactly within a small area, as the color provides immediate categorical information without requiring large physical spacing between scale markings, thus maintaining reading precision in a compact format suitable for thin wristwatches.
3Measurement precision
If multiple pointers are used to show hours, minutes, seconds, then time precision is improved, but the complexity of the display increases
Solution Approach 1:
Multiple time parameters (hours, minutes, seconds) or parameter information that would traditionally require multiple pointers are merged into a single pointer system. The pointer moves across a dial with segmented colored zones that encode multiple layers of information, allowing one pointer to convey what would otherwise require multiple pointers, thus reducing display complexity while maintaining comprehensive time precision.
Data Source
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AI summary
Mechanically driven display for showing a value of a measured quantity such as a time period or a physical parameter, whereby the display consists of a row of balls, which are moved one after the other in one row through a fixed bed by means of at least one mechanical drive, and whereby the row of balls has the colour of the background and the fixed bed but whereby one or more segments of the row of balls have a colour that visibly deviates from the background colour in which the bed is integrated.