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US 2004/0071309 A1Published application
Compound sound generator
AssigneeCitizen Electronics Co., Ltd.
InventorsMasahito Furuya, Hironori Kuwabara
Life of this patent
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Abstract
A case is provided for mounting an information equipment and a frame of the compound sound generator is set in the case. A speaker and receiver are provided in the frame. A first back chamber is formed in the speaker and a second back chamber is formed in the receiver. A baffle is formed integrally with the frame so as to separate the first and second back chambers from each other.
Claims4
A compound sound generator for an information equipment comprising:
- a case of the equipment;
- a frame set in the case;
- a speaker and receiver provided in the frame, the speaker having a first diaphragm and the receiver having a second diaphragm;
- a first back chamber behind the first diaphragm of the speaker and a second back chamber behind the second diaphragm of the receiver;
- and
- a baffle formed integrally with the frame so as to separate the first and second back chambers from each other.
3 more elements
Dependencies are inferred from the claim text.