Separate Translating and Rotating Displays for Compact Timepieces
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Solution Overview
Problem
Existing watch complications face challenges in reconciling complex mechanisms with limited space while ensuring readability, reliability, and maintaining chronometric qualities.
Innovation Solution
A timepiece display mechanism that distributes the display of quantities across multiple entities, using separate control mechanisms for translation and rotation, with optical indicators to signal valid displays, and a cam system to control flaps or dynamic indices for clarity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If complex mechanisms are added to achieve watch complications, then the functionality and display capability are improved, but the device complexity and space requirements increase
Solution Approach 1:
The display mechanism is divided into multiple independent cylindrical indicators, each capable of displaying different time information (hours, minutes, seconds). Each cylinder operates independently with its own control mechanism, allowing complex time display functionality to be achieved through modular, segmented components rather than a single complex mechanism
Solution Approach 2:
Each cylindrical indicator serves multiple functions: it can display different time units (hours, minutes, seconds) at different times, and the same cylindrical structure is used for all display elements. This multi-functionality reduces the need for separate specialized mechanisms for each time unit, thereby reducing overall device complexity
2Adaptability or versatility
If multiple display elements are added to show complex time information, then the display capability is improved, but the available space in the watch is reduced
Solution Approach 1:
The display transitions from a two-dimensional flat dial to a three-dimensional arrangement of cylindrical indicators that can rotate and present different faces. This dimensional change allows multiple display elements to be compactly arranged in a radial pattern around the movement, maximizing the use of available vertical and radial space while maintaining clear visibility of all display elements
Solution Approach 2:
The cylindrical indicators are arranged in a compact radial pattern around the central movement, with each cylinder nested within the overall circular footprint of the watch. This nesting arrangement allows multiple display elements to occupy minimal space while remaining fully accessible and visible to the user
3Adaptability or versatility
If multiple display elements are added to show complex time information, then the display capability is improved, but the readability and intuitiveness may deteriorate
Solution Approach 1:
Each cylindrical indicator features a brightly colored cap that distinguishes it from other cylinders. This color coding provides immediate visual identification of which cylinder is currently active or displaying relevant information, making the display intuitive and easy to read at a glance without requiring the user to examine each cylinder in detail
Solution Approach 2:
The cylindrical indicators are designed to rotate or move dynamically to present the current time information. This dynamic presentation, where the active cylinder can be visually distinguished through movement or position, makes it clear which element is currently relevant, thereby maintaining high readability despite the presence of multiple display elements
4Reliability
If separate control mechanisms are used for different display elements, then the reliability of each element is improved, but the overall device complexity increases
Solution Approach 1:
The same cylindrical indicator design and control mechanism are replicated for each display element (hours, minutes, seconds). This copying approach ensures that each element has identical reliability characteristics while using standardized, proven components. The modular replication of successful designs maintains reliability without requiring complex customized mechanisms for each element
Data Source
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AI summary
Timepiece display mechanism (100) for displaying variables on separate basic display mounts (10) each containing a display indicator (901; 902) which is a translatably movable first display (901), or a rotationally movable second display (902), all said basic mounts (10) comprising indicators (901; 902) that are similar in nature, which are either first displays (901) for displaying a first variable, or second displays (902) for displaying a second variable, or both first displays (901) and second displays (902), all visible by the user, the display mechanism (100) comprises a control mechanism (300) arranged to drive wheels or drive linkages of different display discs and comprises a first driving element (111) for driving all the first displays (901) on its own, and/or a second driving element (112) for driving all the second displays (902) on its own.