Mirror-Mounted Speaker Pod Design for Personal Watercraft Audio

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Solution Overview

Problem

Personal watercrafts lack integrated audio systems due to the absence of door panels, limiting the installation of conventional audio speakers.

Innovation Solution

An audio system designed for personal watercrafts, featuring speaker pods that replace side-view mirrors, with a housing shaped to resemble the mirrors, and a mounting system that includes a pod bracket for secure attachment, along with an audio amplifier, battery-disconnect switch, and user-input controller for wireless communication.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If conventional audio speakers are installed in door panels, then the audio system is unobtrusive and integrated, but personal watercraft cannot support audio speakers due to the absence of door panels

Engineering Contradiction:
Improveaudio system installation capabilityVSAvoidvehicle structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The side-view mirror housing is designed to serve dual functions: its original function as a viewing mirror and a new function as a speaker pod housing. This multi-functionality allows personal watercraft to support audio speakers without adding separate door panel structures, thereby resolving the contradiction between audio installation capability and structural complexity.

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

Solution Approach 2:

The speaker pod is merged with the side-view mirror assembly, combining two separate functions (mirroring and audio output) into a single integrated component. This merging eliminates the need for separate door panels while enabling audio speaker installation on personal watercraft.

Inventive Principle:
Principle #5Merging (Combining)

2Adaptability or versatility

If speaker pods replace side-view mirrors, then audio system installation is enabled on personal watercraft, but the vehicle loses its side-view mirror functionality

Engineering Contradiction:
Improveaudio system installation capabilityVSAvoidside-view mirror functionality
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The side-view mirror assembly is segmented into functional modules: the housing (which now accommodates the speaker), the mirror glass element, and the mounting bracket. This segmentation allows the mirror functionality to be preserved within the speaker pod structure, enabling both audio output and rearward viewing capabilities to coexist.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The speaker pod housing is designed to perform multiple functions simultaneously: it serves as the structural housing for the audio speaker, maintains the aerodynamic fairing function of the original mirror housing, and provides the mounting interface for the mirror glass element. This multi-functionality resolves the contradiction by enabling audio installation while preserving mirror functionality.

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

3Shape

If the housing is shaped similarly to the side-view mirror, then the vehicle's appearance is maintained, but manufacturing precision requirements increase

Engineering Contradiction:
Improvehousing appearance matchVSAvoidhousing shape precision
Core Design Contradiction:
ShapeVSManufacturing precision

Solution Approach 1:

The speaker pod housing is designed as a direct copy or replica of the original side-view mirror housing shape and contours. By copying the existing proven design, the patent achieves appearance compatibility without requiring new precision mold designs, thereby maintaining aesthetic appearance while avoiding the manufacturing precision challenges of creating entirely new shapes.

Inventive Principle:
Principle #26Copying

Data Source

PatentUS11358684B2Audio system for a vehicle and method of installing the audio system
Publication Date: 2022.06.14 FONSECA FREDERICO FERREIRA
  • US11358684B2 patent drawing
  • US11358684B2 patent drawing
  • US11358684B2 patent drawing

AI summary

An audio system for a vehicle, such as a personal watercraft, having a vehicle body dimensioned for receiving a side-view mirror, includes a speaker pod that includes a housing dimensioned for supporting a speaker operable to produce sound, and a mounting member for mounting the speaker pod to the vehicle body in place of the side-view mirror. A portion of the housing is shaped similarly to a corresponding portion of the side-view mirror. A method of installing an audio system on a vehicle having a vehicle body dimensioned for receiving a side-view mirror involves: (a) determining that the side-view mirror is removed from the vehicle body; and (b) mounting a speaker pod of the audio system, along a mounting member of the speaker pod, to the vehicle body in place of the side-view mirror such that a housing of the speaker pod supports a speaker operable to produce sound.