Multi-Level Timepiece Display Spacing for Clear, Friction-Free Patterns
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Solution Overview
Problem
Existing timepieces face challenges in adjusting the distance between superimposed display elements to prevent interference and optical blurring while avoiding friction that can damage the display patterns.
Innovation Solution
A timepiece display device with adjustable spacing means and return mechanisms to maintain a functional clearance between display elements, using elastic and magnetic elements to ensure precise alignment and prevent contact during impacts.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If the distance between superimposed display elements is reduced to prevent interference, then the visual sharpness is improved, but the risk of friction and damage to display patterns increases
Solution Approach 1:
The patent applies beforehand cushioning by introducing elastic return means (such as elastic elements or springs) between the display elements and the fixed part. These elastic components are pre-installed to absorb impacts and prevent direct contact between display elements, thereby cushioning against friction damage before it can occur during normal operation or accidental impacts.
Solution Approach 2:
The patent uses elastic return means as intermediary elements positioned between the display elements and the fixed part. These intermediaries maintain the precise spacing needed for visual sharpness while simultaneously protecting against friction by providing a compliant interface that prevents direct rubbing between display surfaces.
2Measurement precision
If adjustable spacing means are introduced to control distance between display elements, then the visual sharpness is improved, but the device complexity increases
Solution Approach 1:
The patent applies self-service by designing return means that automatically adjust and maintain the optimal distance between display elements without requiring external intervention. The elastic return means self-regulate the spacing based on their inherent elasticity, providing automatic compensation for any displacement while maintaining visual sharpness without complex control systems.
3Measurement precision
If display elements are positioned close together to avoid height variations, then the visual effect is improved, but the risk of interference during impacts increases
Solution Approach 1:
The patent applies beforehand cushioning by incorporating elastic return means that are pre-installed to absorb impact forces. These elastic elements maintain the close spacing needed for visual effect while providing a cushioning mechanism that prevents direct contact and damage during impacts, thereby protecting the display elements without compromising their visual positioning.
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
Maintains sharpness of display patterns by preventing interference and friction, ensuring clear visibility and protecting the display elements from damage.
Implementation Method 1
lower return means, here represented by elastic return means like a spring, which tends to push it towards the first display element
Implementation Method 2
using elastic and magnetic elements to ensure precise alignment
Data Source
AI summary
A timepiece display device including a first display element and a second display element superimposed above a fixed part including a main bearing surface, this second display element is subjected to opposing forces exerted, on the one hand by lower return means which tend to bring the second display element closer to the first display element, and, on the other hand, by upper return mechanism which tends to move the second display element away from the first display element without contact between them or else by mechanical spacing device which includes a bearing surface providing a stop bearing function on a stop surface of the second display element, to limit the travel from the second display element to the first display element.