Modular Watch Winder Cuff with Interchangeable Extensions
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Solution Overview
Problem
Existing watch winders often fail to accommodate watches with significantly different band lengths, leading to inconvenience when multiple watches with varying sizes need to be wound and maintained.
Innovation Solution
A modular watch winder cuff system that includes a standard cuff and interchangeable extension cuffs, made of compressible foam, allowing for adjustable sizes to fit various watch band circumferences, enabling the cuff to be extended to accommodate watches with larger or smaller bands by connecting additional extension cuffs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a fixed-size cuff is used in a watch winder, then the device structure is simple, but it cannot accommodate watches with different band sizes
Solution Approach 1:
The cuff is divided into a base cuff and multiple detachable extension cuffs. Each extension cuff can be independently attached or removed based on the watch band size requirements, allowing the cuff to be segmented and reconfigured for different sizes without complicating the overall structure.
Solution Approach 2:
The cuff transitions from a fixed static structure to a dynamic adjustable structure. The extension cuffs can be attached or detached as needed, enabling the cuff to adapt its size dynamically according to different watch band circumferences while maintaining structural simplicity.
2Adaptability or versatility
If multiple fixed-size cuffs are provided for different watch sizes, then all watch band sizes can be accommodated, but the device complexity and management burden increase
Solution Approach 1:
Instead of providing multiple complete cuffs, the system segments the cuff into a reusable base cuff and interchangeable extension cuffs. This allows a single base cuff to serve multiple purposes by combining with different extension pieces, reducing the total number of components needed.
Solution Approach 2:
The base cuff is designed as a universal component that can work with any extension cuff. This multi-functional design allows one base cuff to accommodate various watch sizes by simply changing the extension attachment, eliminating the need to manage multiple complete cuffs.
3Adaptability or versatility
If extension cuffs are added to the base cuff, then the cuff can accommodate larger watch bands, but the assembly process becomes more complex
Solution Approach 1:
The cuff system is segmented into modular components (base cuff and extension cuffs) with standardized connection interfaces. This segmentation allows each component to be manufactured independently using simple processes, and the assembly is facilitated by the standardized interfaces that guide proper alignment and attachment.
Solution Approach 2:
The extension cuffs are designed to nest onto or interlock with the base cuff in a straightforward manner. This nesting arrangement simplifies the assembly process by providing natural alignment and secure attachment without requiring complex fastening mechanisms or assembly steps.
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 system provides a flexible solution to accommodate watches with different band sizes, ensuring proper fitting and winding, eliminating the need for multiple watch winders and reducing the complexity of managing multiple watches with varying wrist sizes.
Implementation Method 1
The cuff and extension cuff(s) may then be compressed, using hand force for example, in an axial direction so that the watch band can be mounted on the cuff
Implementation Method 2
the second axially forward portion having a connector disposed thereon for engaging the first axially rearward portion when the first axially rearward portion is positioned in close proximity to the second axially forward portion to join the watch winder cuff and extension cuff together
Data Source
AI summary
A system for retaining a wrist watch in a watch winder having a hollow cylindrical turntable, includes a watch winder cuff defining a first circumferential profile, with two push tabs mounted on the cuff for inserting the cuff into the turntable and removing the cuff from the turntable, and one or more extension cuffs of differing length defining a second circumferential profile shaped to match the first circumferential profile, with a connector disposed thereon for engaging and joining the watch winder cuff and a selected extension cuff together. The connector may include a stub disposed on the extension cuff configured to fit snugly inside a depression on the watch winder cuff, or a hollow sleeve extending forwardly from the extension cuff and being configured to fit snugly over the watch winder cuff body to join the watch winder cuff and extension cuff together. The watch winder cuff preferably has an axial length of about one inch and the extension cuff, when joined to the watch winder cuff, preferably increases the axial length to about 2.25 inches to about 2.75 inches, depending on the size of the extension cuff. Both the watch winder cuff and the extension cuffs are made of compressible foam material such that the watch winder cuff and the extension cuffs are axially compressible under hand force.