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Matches 301 - 350 out of 1,365

Document Document Title
JP5811705B2  
JP5802547B2  
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...  
JP5793566B2  
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 ...  
JP5760081B2  
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 ...  
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...  
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...  
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...  
JP5598109B2  
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...  
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...  
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...  
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...  
JP5541827B2  
JP5540921B2  
JP5540920B2  
JP5467530B2  
JP5447216B2  
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 ...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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 ...  
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...  
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 ...  
JP5112159B2  
JP5006811B2  
JP5002033B2  
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...  
JP4944963B2  
JP4933597B2  
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...  
JP2008252871A5  
JP4875733B2  
JP4876292B2  
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 ...  
JP4856918B2  
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 ...  
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...  
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...  
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...  
JP2010505366A5  
JP4744685B2  
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...  
JP4662522B2  

Matches 301 - 350 out of 1,365