Stable Fishing Raft With Curved Ends and Flat Deck
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Solution Overview
Problem
Conventional watercraft, such as boats, canoes, and kayaks, are unstable when stationary, making them unsuitable for activities like fishing that require a stable platform, and are often cumbersome and expensive to transport and maintain.
Innovation Solution
A steerable fishing raft with a flat deck and bottom, perpendicular sides, and a buoyant foam core, designed for stability when stationary, and equipped with a removable motor mount and accessory tracks for gear storage, allowing easy transportation and increased stability through a combination of materials like closed-celled polyurethane foam and polyurea coating.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Speed
If conventional watercraft like boats, canoes, and kayaks are used, then mobility and transportation capability are improved, but stability when stationary deteriorates
Solution Approach 1:
The patent applies curvature to the bow and stern of the raft, creating a design that is flat in the middle for stability but curved at the ends to reduce drag. This curved bow and stern configuration allows the raft to be more stable when stationary while still maintaining acceptable mobility through water.
2Quantity of substance
If large boats are used for fishing, then gear storage capacity is improved, but transportation convenience and cost deteriorate
Solution Approach 1:
The raft is designed as a modular platform with a flat deck that can accommodate various fishing gear and equipment. The segmented design allows fishermen to organize gear in different areas of the deck, providing ample storage capacity while keeping the overall structure compact and easy to transport without requiring a large boat.
3Loss of energy
If traditional boat designs with sloped sides are used, then drag reduction is improved, but stability when stationary deteriorates
Solution Approach 1:
The raft employs different geometric properties in different locations: the central portion has flat vertical sides to maximize stability when stationary, while the bow and stern have curved configurations to minimize drag. This local differentiation of geometric qualities allows the raft to simultaneously achieve both stability and efficient water flow.
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 raft provides a stable platform for fishing, allowing easy transportation and storage of gear, with improved stability when stationary and acceptable mobility, balancing stability and drag for efficient use in fishing applications.
Implementation Method 1
The core of the raft is a rigid buoyant foam, preferably closed-celled polyurethane and covered in a water-resistant resin
Data Source
AI summary
A stable fishing raft that is easily transportable to the water without a trailer and has a deck large enough to easily and securely carry fishing gear. The deck and bottom are flat, and the sides are perpendicular to the deck and bottom. The deck is connected to the bottom at the bow and stern with a circular arc. The core of the raft is a buoyant foam, preferably polyurethane, and covered in a water-resistant resin, preferably polyethylene. The raft is steerable and propelled by paddle or trolling motor that attaches to a removable motor mount. In a preferred embodiment the raft has a recessed accessory track and a series of recessed rings on the deck to receive the bottom edge of a bucket and hold it in place as a seat. Rafts can be joined together with couplers.