Integrated Top Box Fixing Assembly for Motorcycle Luggage Carrier

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Solution Overview

Problem

Existing top box fixing systems for ridable saddle vehicles are complicated and time-consuming, requiring multiple screws and mounting brackets, which complicates installation and may not ensure reliability and safety.

Innovation Solution

A top box with a fixing assembly featuring a shaped portion for shape coupling with the luggage carrier, including locking means and a safety system to ensure stable and secure attachment, allowing easy and quick installation without pre-mounting brackets.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional fixing systems with mounting brackets and multiple screws are used, then the top box can be securely attached to the luggage carrier, but the installation process becomes complicated and time-consuming

Engineering Contradiction:
Improveattachment reliabilityVSAvoidfixing system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges the mounting bracket and the top box into a single integrated fixing assembly. The fixing assembly includes a base portion that directly contacts the luggage carrier and a box portion that forms the storage compartment, eliminating the need for separate mounting brackets and multiple screws. This integration reduces the number of components and simplifies the installation process while maintaining secure attachment through the unified structure.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The fixing assembly is designed to perform multiple functions: it provides structural support for the top box, enables secure attachment to the luggage carrier, and allows for tool-free installation. The base portion with its specific geometry serves both as a mounting interface and as a structural element, while the integrated locking mechanism provides both attachment and retention functions in a single component system.

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

2Reliability

If traditional fixing systems with multiple screws and brackets are used, then attachment reliability is maintained, but the installation time increases

Engineering Contradiction:
Improvefixing reliabilityVSAvoidinstallation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The fixing assembly is pre-configured as an integrated unit during manufacturing, with the base portion and box portion permanently connected. This preliminary integration means that during installation, the user only needs to position the entire assembly onto the luggage carrier without needing to assemble multiple components or tighten multiple screws, dramatically reducing installation time while preserving attachment reliability.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent extracts the complex multi-screw and multi-bracket assembly process and replaces it with a single integrated fixing assembly that attaches through a simplified interface. By removing the intermediate components (separate brackets, multiple screws) and retaining only the essential attachment function through the integrated base-portion design, the installation process is streamlined without compromising the reliability of the attachment.

Inventive Principle:
Principle #2Taking out (Extraction)

3Ease of operation

If simple attachment methods are used, then installation is quick and easy, but the reliability and safety of the attachment may be compromised

Engineering Contradiction:
Improveinstallation easeVSAvoidattachment safety
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The base portion of the fixing assembly features a specific curved geometry that complements the shape of the luggage carrier bar. This shape coupling creates a natural interlocking fit that is both easy to install (the curved surfaces guide alignment) and reliable (the interlocking shape prevents detachment). The curved interface between the base portion and the luggage carrier provides mechanical advantage for secure attachment without requiring complex fastening mechanisms.

Inventive Principle:
Principle #14Spheroidality (Curvature)

Solution Approach 2:

The fixing assembly utilizes composite construction with the base portion and box portion made from different materials optimized for their specific functions. The base portion is designed for optimal contact and attachment to the luggage carrier, while the box portion provides the storage function. This composite approach allows each component to be optimized for its specific role, ensuring both ease of installation and attachment reliability.

Inventive Principle:
Principle #40Composite materials

Data Source

PatentUS11827303B2Easy-installation top box for ridable saddle vehicle
Publication Date: 2023.11.28 PIAGGIO & C SPA
  • US11827303B2 patent drawing
  • US11827303B2 patent drawing
  • US11827303B2 patent drawing

AI summary

A top box for a ridable saddle vehicle, including a bottom and a fixing assembly provided on the bottom and configured to fix the top box to a luggage carrier which has at least one mounting portion, where the fixing assembly is configured to take a release configuration, in which it allows coupling/decoupling the top box to/from the luggage carrier, and a fixing configuration, in which it allows fixing the top box to the luggage carrier, where the fixing assembly includes at least one fixing portion shaped so as to achieve a shape coupling with the mounting portion when the fixing assembly takes the fixing configuration.