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JP5811705B2 |
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JP5802547B2 |
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JP2015185869A |
To provide a heavy bass speaker of a quite narrow width shape, capable of generating a bass sound with a sufficient gain.The heavy bass speaker includes: a housing 10 which is composed of a plurality of tabular bodies 2a-2d, 7, 8; and ac...
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JP5793566B2 |
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JP2015159552A |
To provide an earphone driver assembly.A balanced armature motor assembly 150 includes an armature 156, upper and lower magnets 158A and 158B, a pole piece 160, a bobbin 162, a coil, a drive pin 174 and a flexible board 167. The magnets ...
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JP5760081B2 |
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JP2015139041A |
To provide an electromechanical transducer which improves a degree of freedom in designing an armature and is capable of making excellent magnetic characteristics compatible with impulse resistance, and an electroacoustic transducer.The ...
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JP5684943B1 |
[Subject] A new oscillating generating system is built as a distorted oscillating generating system, and let it be a subject to apply this to a speaker. [Means for Solution] The following oscillating generating systems are built as a dis...
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JP5653543B1 |
[Subject] The flexibility of a design of an armature is raised and the electric machinery converter and electroacoustic transducer which may make good magnetic property and shock resistance compatible are provided. [Means for Solution] A...
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JP3193406U |
[Subject] A source speaker of the multi-ring coaxial same sound which extends a range in which electric adjustment of an utterance unit is possible is provided. [Means for Solution] A source speaker of the multi-ring coaxial same sound i...
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JP5598109B2 |
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JP2014179948A |
To provide an electromechanical transducer and an electroacoustic transducer which are capable of making compatible satisfactory magnetic characteristics and impulse resistance while improving a degree of freedom in designing an armature...
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JP3193184U |
[Subject] An utterance oscillating sound source point of a low-pitched sound utterance unit and an inside loud-sound utterance unit is arranged in level height, and source speaker structure of the coaxial same sound which extends a range...
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JP3192571U |
[Subject] Volume of the whole speaker is made small, an utterance oscillating sound source point of a low-pitched sound utterance unit and an inside loud-sound utterance unit is arranged in level height, and a source speaker of the coaxi...
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JP3192587U |
[Subject] An utterance oscillating sound source point of a low-pitched sound utterance unit and an inside loud-sound utterance unit is arranged in level height, and a source speaker of the multi-voice coil coaxial same sound which extend...
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JP5541827B2 |
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JP5540921B2 |
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JP5540920B2 |
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JP5467530B2 |
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JP5447216B2 |
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JP2014011784A |
To provide a technique which can obtain excellent characteristics even in a case where there is a limitation on a capacity, and can reduce unnecessary vibration, in a speaker device.A speaker device 10 comprises a first arm support part ...
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JP3188023U |
[Subject] A dual dynamic type coaxal earphone which can solve mutual abnormal-conditions distortion of height compass is provided. [Means for Solution] It is located earphone case 2 which accommodation space 212 and sound hole 421 open f...
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JP2013534115A |
An earphone assembly for an in year listening device is indicated. An earphone assembly has an internal housing containing a nozzle constituted in order to accept a sleeve arranged in a user's ear, and a balance door マチャ motor asse...
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JP2013534116A |
A balance door マチャ motor assembly has a circuit board attached to a bobbin. It is fixed to the 1st terminal on a circuit board, and the 1st end of a wire coil penetrates the 1st clipping of a bobbin. It is fixed to the 2nd terminal...
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JP2013530656A |
The formation method of a transducer and a transducer is indicated. This method includes carrying out position specification of the feeding wire which forms a drive pin on the lead surface in a wire point of contact, welding the 1st end ...
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JP2013142594A |
To provide an easy-to-use vibration sensor detecting an external vibration by utilizing an electret.A vibration sensor outputs a detection signal of an external vibration when a relative position between an electret group and an electrod...
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JP2013138292A |
To provide an electro-acoustic transducer that can reduce vibration in a longitudinal direction while positioning a supporting point of the vibration generated at a center of an electro-mechanical transducer.An electro-mechanical transdu...
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JP2013524630A |
A loud speaker contains a movable type magnetic motor. A movable type magnetic motor contains a lever arm which has combined an armature provided with a magnetic career, an armature, and a pivot. A lever arm has combined an armature and ...
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JP2013055527A |
To strengthen a sound in a low frequency range emitted from a driver unit.An exemplary driver unit includes: an acoustic conversion unit; and a housing body in which the acoustic conversion unit is housed, and in which an opening is form...
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JP2013021666A |
To provide a speaker in which a diaphragm can be arbitrarily changed by adjusting it to a user's taste.In the present invention, a conventional operation of a speaker is enabled without integrating a coil and the diaphragm by connecting ...
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JP5112159B2 |
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JP5006811B2 |
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JP5002033B2 |
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JP2012129838A |
To provide an electroacoustic transducer capable of providing a reproduction sound of high sound quality with a wide reproduction frequency band.The electroacoustic transducer includes: a housing 1 having a sound emitting hole 12a for em...
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JP4944963B2 |
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JP4933597B2 |
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JP2012085019A |
To materialize a structure for preventing the coming-off of a cord suitable for downsizing of a housing, in an acoustic device such as an earphone.An acoustic device comprises a cord made by coating a plurality of core wires forming a vo...
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JP2008252871A5 |
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JP4875733B2 |
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JP4876292B2 |
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JP2012501609A |
An embodiment of a device is provided with the following. A drive coil in which voltage impression with a drive signal is possible, At least one permanent magnet, At least one magnetic return way element along which magnetic flux guided ...
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JP4856918B2 |
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JP2012004850A |
To improve a workability in assembling a beam part of an acoustic transducer.An acoustic transducer is provided with a drive unit 2 including a pair of magnets 6,6, a york 5 having the pair of magnets attached therein, a coil 7 to which ...
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JP2012004851A |
To improve workability in assembly operation of an acoustic transducer.An acoustic transducer includes a drive unit 2 having a pair of magnets 6, 6, a york 5, a coil 7, and an armature 9 to be fixed to the yoke and having a vibration par...
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JP2012004853A |
To improve acoustic characteristics by suppressing a variance of the sound pressure in a frequency region considered as the sound output range, particularly in a high frequency band.The acoustic transducer is provided with a driving unit...
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JP2012004852A |
To facilitate adjustment of a position of a vibration part with respect to a pair of magnets and a coil, and to enhance positional accuracy.An acoustic transducer comprises: a driving unit 2 which has the pair of magnets 6 and 6 arranged...
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JP2010505366A5 |
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JP4744685B2 |
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JP4713285B2 |
Electro-dynamic loudspeakers typically include a diaphragm having a conductor applied to one of its surfaces. The diaphragm is secured to a frame. The conductor is connected to a power supply for providing electrical current through line...
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JP4662522B2 |
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