Rotational Fender System for Dynamic Docking Protection

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Solution Overview

Problem

Boats face damage and noise issues during docking due to lack of effective buffer protection, which is not scalable, versatile, or cost-effective, and existing solutions do not account for dynamic movements caused by tides, wind, or waves.

Innovation Solution

A fender system comprising a crossbar with rotationally connected fenders and eyelets that can be easily attached to boats or docks, allowing for adjustable placement and distribution of weight to reduce friction and impact, accommodating various angles and movements, and capable of being used as rollers for load transport.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional fender systems are used, then boat protection is provided, but the system is not scalable, versatile, or cost-effective

Engineering Contradiction:
ImproveversatilityVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The fender system is designed to be universally applicable to various boat types, dock configurations, and contact points. The crossbar with rotationally connected fenders can accommodate different angles and positions, making it versatile for protecting boats during docking, beaching, and load transport operations across diverse scenarios

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

Solution Approach 2:

The fenders are rotationally connected to the crossbar, allowing them to dynamically adjust their position and orientation in response to boat movements caused by tides, wind, and waves. This dynamic capability enables the system to maintain effective protection without requiring complex rigid structures

Inventive Principle:
Principle #15Dynamics

2Reliability

If more robust protection systems are installed, then damage protection improves, but cost and portability worsen

Engineering Contradiction:
Improveprotection reliabilityVSAvoidcost-effectiveness
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The protection system is divided into modular components: a crossbar and multiple independently rotationally connected fenders. This segmentation allows the system to be manufactured using simple, inexpensive materials and methods while maintaining high reliability through the distributed protection architecture

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system uses simple, easily replaceable fender components that can be manufactured at low cost. If a fender becomes worn or damaged, it can be quickly replaced without replacing the entire protection system, maintaining cost-effectiveness while ensuring reliable protection

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

3Ease of operation

If fixed fender systems are used, then installation is simple, but the system cannot accommodate dynamic movements from tides, wind, or waves

Engineering Contradiction:
Improveinstallation easeVSAvoiddynamic adaptability
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The fenders are rotationally connected to the crossbar rather than being rigidly fixed, allowing them to dynamically adjust their position and orientation in response to boat movements caused by tides, wind, and waves. This dynamic capability enables the system to maintain effective protection without requiring complex rigid structures

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The rotational connection allows the fenders to change their angular position and orientation parameters dynamically, adapting to varying docking conditions and boat movements while maintaining simple installation through the straightforward crossbar attachment structure

Inventive Principle:
Principle #35Parameter changes

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 system provides effective protection against cosmetic and structural damage, reduces noise, and is cost-effective, adaptable, and portable, suitable for various boat and dock configurations, and can be used in dynamic conditions and rough terrain.

Implementation Method 1

distribution of weight to reduce friction and impact

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS11987947B2Method and apparatus for a fender system
Publication Date: 2024.05.21 KANE DAVID
  • US11987947B2 patent drawing
  • US11987947B2 patent drawing
  • US11987947B2 patent drawing

AI summary

In general, embodiments of this invention relate to methods, apparatuses, and systems for providing boat or ship protection from damages associated with vessel contact, allision, or other physical contact or with objects. Therefore, the preferred embodiment of the invention is represented by a Fender apparatus Comprising: A first and second crossbar; and At least one fender rotationally connected to the first crossbar at one end of the fender and rotationally connected to the second crossbar opposite the first crossbar, wherein there are three fenders rotationally connected to the first and second crossbars.