Watercraft Support Assembly for Modular Propulsion Mounting

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Solution Overview

Problem

Existing watercraft propulsion systems lack modularity and efficiency in mounting different types of propulsion mechanisms, leading to challenges in versatility and ease of installation and replacement.

Innovation Solution

The development of support assemblies that integrate with the hull of a watercraft, allowing for various propulsion mechanisms to be easily mounted, locked, and replaced, utilizing integrated components and bonding processes for secure attachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed propulsion system is used in watercraft, then the structural integrity is maintained, but the versatility and ease of replacement of different propulsion mechanisms is reduced

Engineering Contradiction:
Improveversatility of propulsion mechanismsVSAvoidcomplexity of mounting structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The support assembly is divided into multiple detachable components including mounting brackets, support structures, and fastening elements that can be separately assembled and disassembled. This segmentation allows different propulsion mechanisms to be mounted and removed independently while maintaining structural integrity of the watercraft hull.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The support assembly is designed with universal mounting features and standardized interfaces that can accommodate various types of propulsion mechanisms (pedal-driven, hand-driven, electrically-driven). The same support structure serves multiple functions: providing structural support, enabling easy installation, and facilitating replacement of different propulsion types.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Ease of operation

If traditional mounting methods are used for propulsion systems, then the structural strength is maintained, but the ease of installation and replacement is reduced

Engineering Contradiction:
Improveease of installationVSAvoidstrength of mounting connection
Core Design Contradiction:
Ease of operationVSStrength

Solution Approach 1:

Mounting brackets and support structures are pre-assembled and pre-positioned on the watercraft hull before the propulsion mechanism is installed. Fastening holes and alignment features are pre-drilled and prepared, allowing the propulsion mechanism to be quickly attached without complex on-site assembly procedures.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The support assembly acts as an intermediary component between the watercraft hull and the propulsion mechanism. It includes mounting brackets and fastening elements that simplify the connection process while distributing mechanical loads across multiple attachment points, maintaining strong connections without requiring direct complex fastening between the hull and propulsion shaft.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of repair

If permanent attachment methods are used for propulsion mechanisms, then the reliability of the mounting is improved, but the ease of repair and adaptation is reduced

Engineering Contradiction:
Improveease of replacementVSAvoidreliability of mounting connection
Core Design Contradiction:
Ease of repairVSReliability

Solution Approach 1:

The mounting system transitions from a static permanent attachment to a dynamic reversible connection. Fastening elements such as bolts, screws, or quick-release mechanisms allow the propulsion mechanism to be securely attached during operation and easily detached when repair or replacement is needed, providing both reliability during use and ease of replacement when required.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The support assembly is designed to remain permanently mounted on the watercraft hull, while the propulsion mechanism itself is made replaceable. When a propulsion mechanism needs replacement, it is detached and the support assembly remains in place, allowing quick installation of a new propulsion mechanism without removing or damaging the mounting structure.

Inventive Principle:
Principle #34Discarding and recovering

Data Source

PatentUS12479558B2Support assemblies for watercrafts and related methods of assembly
Publication Date: 2025.11.25 WHITE RIVER MARINE GROUP LLC
  • US12479558B2 patent drawing
  • US12479558B2 patent drawing
  • US12479558B2 patent drawing

AI summary

A watercraft includes a hull, an opening extending vertically through the hull, and a support assembly configured to mount a propulsion mechanism to the watercraft. The hull at least partially defines the opening. The support assembly includes a rightward support device attached to the hull, positioned between a forward portion of the opening and a rearward portion of the opening, and at least partially defining a right lateral portion of the opening. The support assembly further includes a leftward support device attached to the hull, positioned between the forward portion of the opening and the rearward portion of the opening, and at least partially defining a left lateral portion of the opening.