Telescoping Boom Speaker Elevation for Outdoor Audio Reach

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Solution Overview

Problem

Existing mobile audio systems are inadequate for projecting audio to a large audience at outdoor venues, as they lack the necessary reach and quality for effective audio broadcasting.

Innovation Solution

A mobile entertainment and announcement system featuring a trailer-based setup with a telescoping boom and broadcast speakers that can be elevated for better reach, along with an audio component and power supply housed in the trailer body, allowing for efficient audio content transmission to a wider audience.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Length of moving object

If portable boom boxes and microphones are used for outdoor audio projection, then the system is simple and portable, but the reach and quality of audio projection is limited

Engineering Contradiction:
Improveaudio projection reachVSAvoidsystem complexity
Core Design Contradiction:
Length of moving objectVSDevice complexity

Solution Approach 1:

The system is divided into modular components: a trailer base with audio equipment, a separate telescoping boom with speakers, and a hitch mechanism. This segmentation allows the audio projection reach to be extended through the boom while keeping the main system portable and manageable through modular assembly and disassembly.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The telescoping boom adds a vertical dimension to the system, elevating speakers above the trailer base to increase audio projection reach over large areas. This dimensional change transforms the system from a ground-level portable setup to an elevated broadcast configuration without proportionally increasing overall system complexity.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Adaptability or versatility

If a mobile studio or mobile stage is used, then audio projection capability is improved, but the system requires tractor trailer access and is limited to specific venues

Engineering Contradiction:
Improvevenue accessibilityVSAvoidsystem size
Core Design Contradiction:
Adaptability or versatilityVSLength of moving object

Solution Approach 1:

By separating the audio equipment (housed in the trailer base) from the projection mechanism (telescoping boom with speakers), the system achieves a compact footprint that can access venues not accessible to larger mobile studios or stages, while maintaining the capability for effective audio projection over large areas.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The telescoping boom provides dynamic adjustability in height and configuration, allowing the system to adapt to various venue requirements and audience sizes without requiring a large fixed structure. This dynamic capability enhances venue accessibility while keeping the system size manageable for transport to diverse locations.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS10327081B2Announcement system with speakers attached
Publication Date: 2019.06.18 HENRY KEVIN CRAIG
  • US10327081B2 patent drawing
  • US10327081B2 patent drawing
  • US10327081B2 patent drawing

AI summary

A mobile entertainment and announcement system has a trailer base and a trailer body mounted on the trailer base. A trailer hitch projecting from a forward end of the trailer base allows the mobile entertainment and announcement system to be transported to a desired venue by connecting the trailer hitch to a vehicle. A telescoping boom is supported by at least one of the trailer base and the trailer body, and is adapted to move from a transport position to a set-up position and to a broadcast position. At least one broadcast speaker is mounted on the telescoping boom when the telescoping boom is in a set-up position, so that when the telescoping boom is moved from the transport position to the broadcast position, the broadcast speaker is moved to a higher elevation above the trailer base. An audio component housed in the trailer body is connected to the broadcast speaker for transmitting audio content to an audience over a larger area. A power supply is used to provide power to the broadcast speaker and the audio component, while also providing protection to at least one of the audio component and the power supply.