Motorcycle Side-Bag Hooks Using the Existing Saddle Lock

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Solution Overview

Problem

Existing motorcycle bag fastening systems are costly and inconvenient due to the use of additional key-based lock mechanisms, necessitating an additional key for operation.

Innovation Solution

A removable bag fastening mechanism that utilizes the existing saddle lock mechanism of the motorcycle, incorporating hook-like elements that engage with frame openings when the saddle is in the closed position, eliminating the need for separate locks.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If key-locking mechanisms are used to attach bags to the frame, then security and prevent unauthorized removal is improved, but device complexity and cost increase

Engineering Contradiction:
ImprovesecurityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges the bag fastening function with the existing saddle locking mechanism. The hook-like element of the bag engages with the same locking system that secures the saddle, combining two security functions into one mechanism. This eliminates the need for separate key-locking mechanisms for bags, reducing device complexity while maintaining security through the integrated lock system.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The existing saddle lock mechanism is made universal by enabling it to perform multiple functions: securing the saddle to the frame and fastening bags to the frame. The locking system is designed to accommodate both the saddle attachment and bag fastening operations, allowing a single mechanism to serve multiple security purposes without requiring additional specialized locks.

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

2Reliability

If key-locking mechanisms are used to attach bags to the frame, then security is improved, but ease of operation deteriorates due to additional keys required

Engineering Contradiction:
ImprovesecurityVSAvoidease of operation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent combines the bag fastening operation with the saddle locking operation. Users perform both actions using the same key and the same locking mechanism sequence, merging what would otherwise be separate security operations into a unified process. This eliminates the need to carry or manage additional keys while maintaining the security level through the established locking system.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The saddle lock mechanism is designed with universal functionality to handle both saddle securing and bag fastening. The same key operates both functions, and the locking system accepts both the saddle attachment hardware and bag hook elements, providing a single-point operation for multiple security needs and significantly improving ease of operation.

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

3Reliability

If additional key-based lock mechanisms are added for bag fastening, then security is improved, but manufacturing cost increases

Engineering Contradiction:
ImprovesecurityVSAvoidmanufacturing cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent merges the bag fastening system with the existing saddle locking hardware, eliminating the need to manufacture and install separate key-locking mechanisms for bags. The same lock body, key cylinder, and mounting structure serve both saddle and bag security functions, significantly reducing component counts and manufacturing costs while maintaining security through the proven locking system.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The locking mechanism is designed with universal compatibility to secure both saddles and bags using the same hardware components. This multi-functionality allows the motorcycle manufacturer to produce a single locking system that handles all security needs, reducing tooling costs, assembly complexity, and inventory requirements compared to producing separate specialized locks for different applications.

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

Data Source

PatentUS20250282436A1Motorcycle with removal side bags with fastening
Publication Date: 2025.09.11 PIAGGIO & C SPA
  • US20250282436A1 patent drawing
  • US20250282436A1 patent drawing
  • US20250282436A1 patent drawing

AI summary

The invention relates to a motor vehicle comprising a frame, to a saddle that is movable relative to the frame, and to at least one removable bag. The removable bag comprises at least one hook-like element insertable into a corresponding opening of the frame and adapted to cooperate with a portion of the saddle to connect said bag stably to said frame.