Foldable Kayak Securing System for Stability

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Solution Overview

Problem

Conventional foldable kayaks lack stability, reliability, and ease of use, preventing widespread adoption due to their inferior characteristics compared to traditional one-piece kayaks.

Innovation Solution

A modular, foldable kayak design comprising a bow section, center section, and stern section with a securing system using strap assemblies and buckle assemblies, allowing the kayak to be configured into a folded and use configuration, with interlocking geometry and fastening mechanisms like hinges, clasps, and latches for easy assembly and disassembly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If conventional foldable kayaks are designed with multiple sections, then storage and transportation become easier, but stability and reliability deteriorate

Engineering Contradiction:
Improvefolded sizeVSAvoidstability
Core Design Contradiction:
Volume of moving objectVSReliability

Solution Approach 1:

The kayak is divided into multiple rigid sections (bow, stern, and one or more center sections) that can be folded relative to each other. Each section maintains structural integrity while allowing the overall kayak to collapse into a compact configuration for storage and transport, resolving the contradiction between folded size and operational stability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The bow and stern sections are designed to nest within or alongside the center section(s) when folded, creating a compact nested configuration. This nesting arrangement minimizes the folded volume while ensuring that the sections can be reliably reassembled into a stable, rigid structure for kayaking.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Ease of operation

If conventional foldable kayaks use simple folding mechanisms, then ease of assembly is improved, but structural integrity and reliability worsen

Engineering Contradiction:
Improveease of assemblyVSAvoidstructural integrity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The kayak sections are pre-configured with integrated joining mechanisms (such as interlocking features, hinges, or fastening systems) that are prepared in advance during manufacturing. This allows users to easily assemble the kayak by simply connecting the pre-prepared sections, while the pre-engineered joining structures ensure reliable structural integrity without requiring complex assembly procedures.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If the kayak is designed as a one-piece structure, then stability and reliability are improved, but storage and transportation convenience worsen

Engineering Contradiction:
ImprovestabilityVSAvoidstorage size
Core Design Contradiction:
ReliabilityVSVolume of moving object

Solution Approach 1:

The kayak transitions from a static one-piece structure to a dynamic multi-section structure that can change configuration. When in use, the sections are rigid and stable like a traditional kayak; when stored or transported, the sections can be folded or collapsed into a compact form, combining the stability of one-piece designs with the storage convenience of foldable structures.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS9422029B1Folding watercraft
Publication Date: 2016.08.23 SUMMIT APPLIED TECH
  • US9422029B1 patent drawing
  • US9422029B1 patent drawing
  • US9422029B1 patent drawing

AI summary

A watercraft comprising a bow section, a center section, and a stern section, and a securing system comprising at least one strap assembly and at least one buckle assembly. The at least one buckle assembly is configured to engage the at least one strap assembly selectively to arrange the watercraft in a folded configuration and a use configuration. In the folded configuration, a bow deck surface and a stern deck surface overlap the center deck surface. In the use configuration, the bow deck surface, the center deck surface, and the stern deck surface are arranged to define a cockpit of the watercraft, and a bow hull surface, a center hull surface, and a stern hull surface are arranged to define a hull of the watercraft.