Motorcycle Windshield Bag with Indented Front Wall

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Solution Overview

Problem

Motorcycles have limited storage capacity, particularly in the rear trunk, making it inconvenient to carry small personal items, and existing windshield bags are shallow and unable to occupy the full available volume between the headlight housing and windshield frame.

Innovation Solution

A removable windshield bag designed to securely attach to the motorcycle's windshield frame, featuring a spacious interior with multiple access areas, wire pass-throughs, and Velcro strips for secure attachment, utilizing durable weather-resistant materials like 1680D Nylon with polyurethane coating and coil zippers, and a method for attaching the bag using adhesive Velcro strips and acorn nuts.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of stationary object

If conventional shallow windshield bags are used, then the bag can be attached to the windshield frame, but the storage capacity is limited and cannot occupy the full available volume

Engineering Contradiction:
Improvestorage capacityVSAvoidbag structure complexity
Core Design Contradiction:
Volume of stationary objectVSDevice complexity

Solution Approach 1:

The bag employs a flexible, dynamic structure that can expand to occupy the full available volume between the headlight housing and windshield frame. The flexible material allows the bag to adapt its shape and maximize storage space without requiring a rigid, complex framework.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The bag is constructed from flexible material that forms a thin-walled structure, enabling it to expand into the available space while maintaining structural integrity. This flexible shell approach allows maximum volume utilization without adding structural complexity.

Inventive Principle:
Principle #30Flexible shells and thin films

2Volume of stationary object

If the bag occupies the full available volume between headlight housing and windshield frame, then storage capacity increases, but attachment security becomes more challenging

Engineering Contradiction:
Improvestorage capacityVSAvoidattachment security
Core Design Contradiction:
Volume of stationary objectVSReliability

Solution Approach 1:

The attachment system is divided into multiple segments including Velcro strips positioned at different locations on the bag and corresponding attachment points on the windshield frame. This segmented approach distributes the attachment forces and secures the expanded bag structure reliably.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Velcro strips are pre-positioned on the bag during manufacturing, allowing for quick and secure attachment to the windshield frame. This preliminary preparation ensures that when the bag is installed, it can be quickly secured in its expanded position without requiring complex assembly steps.

Inventive Principle:
Principle #10Preliminary action

3Ease of operation

If multiple access areas are added to the bag, then ease of accessing personal items improves, but the bag structure becomes more complex

Engineering Contradiction:
Improveaccess to personal itemsVSAvoidbag structure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The bag is divided into multiple compartments with separate access areas positioned at different locations (front, side, bottom). Each compartment can be accessed independently through simple openings or flaps, allowing riders to retrieve items without opening the entire bag. This segmentation provides multiple access points while maintaining a relatively simple overall structure.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS8864003B2Motorcycle windshield bag
Publication Date: 2014.10.21 TURN 14 DISTRIBUTION INC
  • US8864003B2 patent drawing
  • US8864003B2 patent drawing
  • US8864003B2 patent drawing

AI summary

The present invention is a vehicle accessory and specifically a removable bag that can be securely fastened to a windshield frame of a motorcycle. The motorcycle windshield bag further includes a back wall, having at least four holes positioned approximately in each corner of the bag and a metal grommet; two side walls; a top portion having a flap; and a front wall defined by a curved surface having a first part and a second part of equal elevation relative to an indented portion, wherein the indented portion provides a space that conforms to a motorcycle handlebar clamp while still maximizing internal bag space.