Sectional Watercraft Segmentation and Nesting for Transport

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Solution Overview

Problem

Conventional watercraft, such as boats and kayaks, are typically constructed as single, long bodies, making them impractical for transportation as they are heavy and inconvenient to move or store, especially inside vehicles.

Innovation Solution

A watercraft design featuring multiple separable body sections that can be assembled into a single structure and packed into a smaller configuration, allowing for easier transportation by sliding or turning sections to reduce overall length, with locking and sealing mechanisms to secure and waterproof the assembly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the watercraft is constructed as a single body, then structural integrity is maintained, but transportation convenience deteriorates due to heavy weight and long length

Engineering Contradiction:
Improvestructural integrityVSAvoidtransportation convenience
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The watercraft body is divided into multiple separable sections that can be detached from each other. Each section maintains its structural integrity while allowing the overall craft to be disassembled into smaller, more manageable components for transportation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The separable sections are designed to nest within each other when detached, with smaller sections fitting inside larger sections. This nesting configuration significantly reduces the storage space required and improves transportation convenience while maintaining structural integrity when assembled.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Strength

If the watercraft is made as a single long body, then structural strength is sufficient, but storage space requirement increases

Engineering Contradiction:
Improvestructural strengthVSAvoidstorage space requirement
Core Design Contradiction:
StrengthVSVolume of moving object

Solution Approach 1:

The watercraft is segmented into multiple sections that can be stored separately or nested within each other, dramatically reducing the storage volume required compared to a single long-body design while maintaining adequate structural strength through proper section design and connection mechanisms.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Sections are designed to nest within larger sections, creating a compact storage configuration that minimizes the volume occupied during storage and transportation while preserving the full length and structural integrity when assembled for use.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Ease of operation

If the watercraft is divided into multiple separable sections, then transportation convenience is improved, but assembly complexity increases

Engineering Contradiction:
Improvetransportation convenienceVSAvoidassembly complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The watercraft is divided into a limited number of sections (typically 2-4) that are manageable in size and weight. Each section is designed with standardized connection interfaces that simplify the assembly process, reducing the complexity that would otherwise result from having too many small components.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The nesting design allows sections to be stored in a predetermined sequence within each other, which also provides a natural assembly sequence when taking the watercraft out of storage. This reduces assembly complexity by providing an intuitive, ordered process rather than requiring complex coordination of multiple independent components.

Inventive Principle:
Principle #7Nested doll (Nesting)

4Volume of moving object

If sections are made separable for packing, then storage efficiency is improved, but risk of water leakage increases

Engineering Contradiction:
Improvestorage efficiencyVSAvoidwaterproofing reliability
Core Design Contradiction:
Volume of moving objectVSReliability

Solution Approach 1:

The watercraft is segmented into sections with connection points designed to include waterproof sealing mechanisms. These seals are integrated into the connection interfaces, ensuring that water leakage is prevented at the junctions while still allowing the sections to be separated for storage.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

When sections are nested for storage, the connection interfaces are designed to maintain waterproof sealing even in the nested configuration. The sealing mechanisms are positioned to ensure continuous water protection whether the sections are assembled for use or nested for storage, maintaining reliability in both states.

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentUS9061733B1Sectional watercraft
Publication Date: 2015.06.23 PAKAYAK LLC
  • US9061733B1 patent drawing
  • US9061733B1 patent drawing
  • US9061733B1 patent drawing

AI summary

A full-length watercraft has two or more separable body sections which can be taken apart and packed into a single packed structure having a smaller length. The present invention provides two ways in packing two adjacent body sections. One way is to take apart the two adjacent body sections and turn one of the sections around so that the smaller section can be put inside the larger section. The other way is to release the securing mechanism between the adjacent body sections so that the smaller section can be slid into the larger section. With a packed structure of a smaller length, the watercraft can be put in an automobile or on a cart to be transported.