Auto-fastening Skeg System with Spring-Loaded Locking Wedges
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Solution Overview
Problem
Existing fin mounting systems for watercraft require tools for installation and removal, limiting convenience and ease of use, especially for interchangeable fins or skegs.
Innovation Solution
An auto-fastening skeg system with a skeg receiver and a male component featuring a spring, dowels, and locking wedges that allow tool-free attachment and detachment, utilizing a compression spring and sloped locking wedges to secure the skeg in place without the need for tools.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional fin mounting systems are used, then fins can be securely attached to the watercraft, but tools are required for installation and removal, reducing convenience
Solution Approach 1:
The fin mounting system incorporates a spring-loaded locking mechanism with locking wedges and dowels that automatically secure the fin to the receiver when inserted. The spring applies continuous force to maintain engagement between the locking wedges and dowels, enabling tool-free installation and removal while ensuring secure attachment during use
Solution Approach 2:
The mounting system is divided into distinct functional components: a receiver with cavity, spring, and locking wedges integrated into the fin's male component. This segmentation allows each element to perform its specific function independently while working together as a cohesive system, simplifying both the attachment mechanism and manufacturing
2Adaptability or versatility
If fins are permanently fixed to the watercraft, then structural strength is maximized, but fin replacement and interchangeability become difficult
Solution Approach 1:
The mounting system transitions from a static permanent bond to a dynamic reversible connection. The spring-loaded locking mechanism allows the fin to be securely attached during use and easily removed when needed, enabling interchangeability while maintaining structural integrity through the mechanical locking action of the wedges and dowels
3Reliability
If fins are left attached during storage and transportation, then no reattachment is needed, but space is wasted and risk of breakage increases
Solution Approach 1:
The automatic locking mechanism with spring force ensures that when the fin is inserted into the receiver, the locking wedges automatically engage with the dowels without requiring manual intervention or tools. This self-securing feature allows users to quickly attach fins before use and remove them for storage, reducing transportation risks and enabling efficient interchangeability
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
Enables easy, tool-free attachment and detachment of skegs, facilitating modular design, storage, and interchangeability, enhancing user convenience and reducing the risk of breakage during transportation.
Implementation Method 1
a spring disposed at said front end
Implementation Method 2
the spring pushes the front tip of the male component against the rear wall of the cavity of the receiver and the locking wedge against the dowel
Implementation Method 3
The dowel slides into an opening of the locking wedge and is secured in placed by a slope disposed by the opening of the locking wedge
Data Source
AI summary
The auto-fastening skeg system comprises a skeg receiver and a skeg. The skeg has a male component that cooperates with a cavity of the skeg receiver. The cavity has front and rear ends, a spring disposed at said front end and at least one dowel disposed between the front and rear ends. The male component includes a front tip and at least one locking wedge, said locking wedge corresponds in number to the number of dowels. When the male component is set in the cavity and the locking wedge is aligned with the dowel of the receiver, the spring pushes the front tip of the male component against the rear wall of the cavity of the receiver and the locking wedge against the dowel providing a locking mechanism that holds the skeg to the receiver.