Replaceable Bladder System for Inflatable Boat Leak Repair
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Solution Overview
Problem
Inflatable boats and rafts are difficult and expensive to repair due to their inherent design, which makes addressing leaks or punctures tedious and often results in continued leakage, even after patching, rendering the craft less desirable as it requires constant re-inflation for flotation and stiffness.
Innovation Solution
A replaceable inflatable inner bladder/bag system with a reusable air valve and adapter design that can be retrofitted into various inflatable products, accommodating different air valve types, allowing for easy replacement and repair of air leaks or punctures without the need for time-consuming or costly glued-on patches.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional glued patches are used to repair leaks or punctures, then the repair process becomes tedious and time-consuming, but the repair may still be ineffective and require constant re-inflation to maintain flotation and structure
Solution Approach 1:
The invention divides the repair system into separate functional components: an outer hull that maintains structural integrity and an inner replaceable bladder that provides flotation. This segmentation allows the bladder to be independently replaced without repairing the entire boat structure, enabling quick replacement of the inflatable element while maintaining the rigid hull framework.
Solution Approach 2:
The patent implements a disposable inner bladder system that can be easily removed and replaced when punctured or leaking. Instead of attempting to repair the damaged bladder through gluing or patching, the entire bladder assembly is designed to be discarded and replaced with a new one, significantly reducing repair time and improving reliability.
2Strength
If the outer shell of reinforced fabric is used as both the air holding bladder and structural element, then the boat provides necessary stiffness and structure, but repairs become difficult and expensive when leaks occur
Solution Approach 1:
The invention separates the structural function from the inflatable function by introducing a rigid hull framework that provides structural stiffness and support. The outer fabric shell becomes merely a covering rather than the primary structural element, allowing the inflatable bladder to be independently replaced without compromising the boat's structural integrity.
Solution Approach 2:
The patent extracts the air-holding function from the structural framework by placing it in a separate removable bladder. This extraction allows the structural hull to remain intact and reusable while the inflatable component can be easily removed and replaced when damaged, significantly easing the repair process.
3Adaptability or versatility
If multiple types of original equipment air valves are used by manufacturers, then various valve designs are compatible with different boat types, but selecting and attaching the correct adapter becomes complex
Solution Approach 1:
The patent creates a universal adapter system where a single adapter design can interface with multiple types of original equipment valves through standardized mounting mechanisms. The adapter incorporates universal features such as standard thread patterns and mounting hole configurations that accommodate various valve types, eliminating the need for multiple specialized adapters.
Solution Approach 2:
The adapter serves as an intermediary component between the diverse original equipment valves and the standardized bladder assembly. It provides a standardized interface that simplifies the connection process, allowing different valve types to be accommodated through a common adapter design rather than requiring custom solutions for each valve type.
Data Source
AI summary
A thin air bag/bladder, which when packaged and attached to an air valve system is inserted into an inflatable boat, or inflatable structure to repair a puncture or leak. This valve and adapter system is used to fasten and lock the valve structure in place during use. After attachment to the air valve system, the packaged bag is inserted into the inflatable structure with a collapsible tent pole/stick through the pre-existing valve opening with newly installed adapter. A valve system and bag/bladder will be needed for each separate air chamber of the boat design, whatever the length, diameter, or number of individual chambers. This will allow a replacement bag to be user retrofitted at any later time, whenever needed to repair a puncture or leakage, in any inflatable boat, life-raft or inflatable device.