Headphone device
First Claim
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1. A headphone device comprising:
- a loudspeaker unit including a diaphragm having a front surface, a back surface, and a periphery, and a magnetic circuit at the back surface of said diaphragm; and
a housing having a front plate supporting said loudspeaker unit at the periphery of said diaphragm, said housing enclosing said loudspeaker unit except for the front surface of the diaphragm thereof, said housing including means for preventing the generation of standing sound waves within said housing comprising an inner surface of said housing provided with irregularities thereon.
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Abstract
A headphone device includes a pair of housings each attached to a hanger and supporting a loudspeaker unit, and a headband having opposite ends to which the hangers are secured. Each housing includes a front plate to which the loudspeaker unit is attached and a main body portion preferably constructed of natural wood and enclosing the loudspeaker unit with the exception of a front surface of the loudspeaker unit. The inner surface of the main body portion of the housing includes a plurality of irregularities which prevent the generation of standing waves and scatter the housing resonant locations so as to maintain a high quality of reproduced sound.
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Citations
14 Claims
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1. A headphone device comprising:
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a loudspeaker unit including a diaphragm having a front surface, a back surface, and a periphery, and a magnetic circuit at the back surface of said diaphragm; and a housing having a front plate supporting said loudspeaker unit at the periphery of said diaphragm, said housing enclosing said loudspeaker unit except for the front surface of the diaphragm thereof, said housing including means for preventing the generation of standing sound waves within said housing comprising an inner surface of said housing provided with irregularities thereon. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A headphone device comprising:
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a pair of loudspeaker units each including a diaphragm having a front surface, a back surface and a periphery and a magnetic circuit at the back surface of said diaphragm; a pair of housings each supporting a respective one of said loudspeaker units at the periphery of said diaphragm; a pair of hangers each supporting a respective one of said housings; and a headband having opposite ends to which said hangers are respectively attached; each of said housings including a front plate to which the respective loudspeaker unit is supported, and a main body portion of natural wood having an inner surface and enclosing said loudspeaker unit except for the front surface of the diaphragm thereof, said inner surface of said main body portion including means for preventing the generation of standing sound waves within said housing comprising a plurality of irregularities on said inner surface. - View Dependent Claims (10, 11, 12, 13, 14)
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Specification