Open earphone
US-2024422466-A1 · Dec 19, 2024 · US
Portable terminal device
US8948825B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8948825-B2 |
| Application number | US-201113027645-A |
| Country | US |
| Kind code | B2 |
| Filing date | Feb 15, 2011 |
| Priority date | Mar 15, 2010 |
| Publication date | Feb 3, 2015 |
| Grant date | Feb 3, 2015 |
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Abstract
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A portable terminal device includes: a converting portion converting one of sound and an electrical signal into the other thereof; and a chassis defining: an opening; a passageway portion communicating the opening and the converting portion with each other; and a retainer portion retaining water that has entered the passageway portion, divaricated from the passageway portion, and the converting portion being arranged within the chassis apart from an axis of the opening.
First claim
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What is claimed is: 1. A portable terminal device comprising: a converting portion that is one of a receiver which converts an electrical signal into a sound and a microphone which converts a sound into an electrical signal; and a chassis comprising: an opening; a passageway portion communicating the opening and the converting portion with each other; and a retainer portion retaining water that has entered the passageway portion, divaricated from the passageway portion, and the…
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Frequently asked questions
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- What does patent US8948825B2 cover?
- A portable terminal device includes: a converting portion converting one of sound and an electrical signal into the other thereof; and a chassis defining: an opening; a passageway portion communicating the opening and the converting portion with each other; and a retainer portion retaining water that has entered the passageway portion, divaricated from the passageway portion, and the converting…
- Who is the assignee on this patent?
- Matsushima Manabu, Takase Manabu, Yamada Kensuke, and 6 more
- What technology area does this patent fall under?
- Primary CPC classification H04R1/028. Mapped technology areas include Electricity.
- When was this patent published?
- Publication date Tue Feb 03 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).