Cap Brim Integrated Speakers for Environmental Sound Awareness
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Solution Overview
Problem
Conventional audio delivery methods using earbuds or headphones can block important sounds like emergency alarms or conversations, posing safety risks by isolating the user from their environment.
Innovation Solution
A baseball-style cap with integrated amplified stereo speakers, a rechargeable power source, and a circuit board, where the speakers are positioned within the brim to project sound downwards, allowing for audio perception without obstructing the user's view or hearing environment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If earbuds or headphones are used to deliver sound close to the user's ears, then audio perception quality is improved, but the user's ability to hear environmental sounds is blocked
Solution Approach 1:
The patent extracts the audio delivery function from traditional earbuds/headphones and relocates it to speakers integrated into the cap structure. This allows sound to be delivered near the user's ears without using in-ear devices that block environmental sound perception.
Solution Approach 2:
The cap itself serves as an intermediary structure that houses speakers positioned to deliver sound near the ears. This intermediary approach allows audio delivery while maintaining openness to environmental sounds, unlike direct in-ear delivery methods.
2Shape
If speakers are integrated within the brim/bill thickness, then the cap maintains its conventional appearance, but the speaker size and audio output are constrained
Solution Approach 1:
The patent utilizes thin-film speaker technology that can be integrated within the limited thickness of the cap brim. These flexible, thin speakers maintain the conventional cap appearance while providing functional audio output through space-efficient design.
Solution Approach 2:
The patent positions speakers within the thickness dimension of the brim rather than adding external protrusions. This three-dimensional integration allows speakers to be concealed within the existing brim profile, maintaining aesthetic appearance while providing audio functionality.
3Use of energy by moving object
If a rechargeable power source is positioned within the space between the crown and sweatband, then the amplifier can be powered, but the internal space and structural integrity are constrained
Solution Approach 1:
The patent nests the rechargeable power source within the existing internal space between the crown and sweatband of the cap. This nested integration allows the power source to be accommodated without adding external bulk or compromising the cap's structural integrity.
Solution Approach 2:
The patent utilizes thin-film battery technology with reduced thickness parameters, allowing the power source to fit within the limited internal space of the cap while still providing sufficient energy storage capacity to power the amplifier and speakers.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables users to listen to music while remaining aware of their surroundings, as the speakers project sound downwards, reducing the risk of missing important sounds and enhancing safety.
Implementation Method 1
a rechargeable power source positioned within a space defined by an area between a lowermost inner surface area of the crown and an inner surface of the sweatband
Implementation Method 2
a stand-alone amplifier positioned within the sweatband configured to amplify audio signals originating from an adjacent external signal source
Implementation Method 3
at least two stand-alone speakers integrated within the brim/bill with their direction of sound propagation pointed downward from the brim/bill
Data Source
AI summary
An embodiment of a baseball-style cap and stereo combination having a crown, a brim/bill, a sweatband, and one or more speakers concealed within the brim/bill is disclosed. The stereo components including a wireless receiver, an amplifier, and/or battery are concealed within an inner surface and/or inner space defined as the area between the lowermost inner surface area of the crown and the inner surface of the sweatband. The wireless receiver receivers audio signals from an external audio source and plays the audio via the one or more speakers.