WO2014162469A1 - スピーカ装置 - Google Patents
スピーカ装置 Download PDFInfo
- Publication number
- WO2014162469A1 WO2014162469A1 PCT/JP2013/059966 JP2013059966W WO2014162469A1 WO 2014162469 A1 WO2014162469 A1 WO 2014162469A1 JP 2013059966 W JP2013059966 W JP 2013059966W WO 2014162469 A1 WO2014162469 A1 WO 2014162469A1
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- WIPO (PCT)
- Prior art keywords
- edge
- speaker device
- frame
- outer edge
- diaphragm
- Prior art date
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/16—Mounting or tensioning of diaphragms or cones
- H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/04—Plane diaphragms
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/12—Non-planar diaphragms or cones
- H04R7/127—Non-planar diaphragms or cones dome-shaped
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/16—Mounting or tensioning of diaphragms or cones
- H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
- H04R7/22—Clamping rim of diaphragm or cone against seating
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
Definitions
- the present invention relates to a speaker device.
- a speaker device mounted on an audio device such as a headphone is known (for example, see Patent Document 1).
- Many speaker devices include a diaphragm that radiates sound, an edge provided on the outer periphery of the diaphragm, and a frame provided on the outer periphery of the edge.
- FIG. 1 is a diagram showing an example of a conventional speaker device.
- the outer edge area 51 a of the diaphragm 51 is attached to the inner edge area 52 a of the edge 52, and the outer edge area 52 b of the edge 52 is connected to the attachment portion 53 a provided on the frame 53. Yes.
- a flexible portion 52 c is provided between the outer edge area 52 b and the inner edge area 52 c of the edge 52. Due to the flexibility of the flexible portion 52c, the diaphragm 51 is connected to the frame 53 via the edge 52 so as to freely vibrate.
- the edge 52 is often formed of a relatively soft resin, a rubber-based member, or the like so that good flexibility can be obtained by the flexible portion 52c.
- the frame 53 is often formed of a relatively hard resin, metal, or the like in order to support an object such as a magnetic circuit. As described above, the edge 52 and the frame 53 are often made of different materials.
- connection member 54 made of, for example, paper or resin is sandwiched between the outer edge region 52b of the edge 52 and the attachment portion 53a to obtain good adhesive strength with respect to both. Adhesion has been proposed (see, for example, Patent Document 2).
- the outer edge region 52b of the edge 52 and the attachment portion 53a are attached to each other.
- the width of the margin may be less than 1 mm, for example.
- the width of the connecting member 54 is often less than 1 mm in accordance with the width of the pasting.
- the present invention provides a speaker device capable of obtaining high strength in connection between the outer edge region of the edge and the mounting portion of the frame, while being reduced in size without sacrificing the area of the diaphragm or the edge. Is an issue.
- the invention described in claim 1 is a diaphragm that radiates sound, an edge provided on an outer periphery of the diaphragm, an outer periphery of the edge, and an outer edge of the edge.
- a speaker device comprising: a frame including an annular attachment portion to which a region is connected; and an annular connection member that is sandwiched between and bonded to the outer edge region and the attachment portion. Is a speaker device characterized in that its width is wider than the width of the outer edge region and its inner diameter is smaller than the inner diameter of the edge.
- a speaker device includes a diaphragm that radiates sound and an edge provided on an outer periphery of the diaphragm. Further, the speaker device is provided on the outer periphery of the edge and includes a frame having an annular attachment portion to which the outer edge region of the edge is connected, and is sandwiched between the outer edge region and the attachment portion and bonded to both. And an annular connecting member. In this speaker device, the connecting member has a width wider than the outer edge region and an inner diameter smaller than the inner diameter of the edge.
- the use of such a wide connecting member reduces the difficulty in the manufacturing process, particularly with respect to adhesion between the outer edge region of the edge and the connecting member.
- the difficulty in the manufacturing process for the connection between the outer edge region of the edge and the attachment portion of the frame is reduced.
- high strength can be obtained for the connection between the outer edge region of the edge and the attachment portion of the frame, while the size is reduced without sacrificing the area of the diaphragm and the edge.
- the connecting member has a width wider than that of the mounting portion and an inner diameter thereof is smaller than an inner diameter of the mounting portion.
- the outer diameter of the connecting member is substantially equal to the outer diameter of the edge.
- the outer diameter of the connecting member is substantially equal to the outer diameter of the mounting portion.
- connection member may be bonded to a surface on the sound emission side of the mounting portion and may be bonded to a surface opposite to the sound emission side in the outer edge region of the edge.
- the worker can perform the bonding work from an access direction that is easy for the worker, such as placing the outer edge region of the edge to which the connecting member is bonded on the attachment portion of the frame from above.
- the speaker device includes a magnetic circuit and a voice coil that is supplied with an audio signal and vibrates the diaphragm by receiving an action from the magnetic circuit.
- the frame has air holes that allow air to flow back and forth between the outer surface of the edge opposite to the sound radiation side, the outer surface of the voice coil, and the space surrounded by the inner surface of the frame. It may be in the form of being provided.
- the difficulty in the manufacturing process for the adhesion between the outer edge region of the edge and the attachment portion of the frame is reduced. For this reason, it is possible to widen the space in the frame by, for example, slightly reducing the width of the mounting portion in anticipation of such a difficulty reduction. As a result, it is possible to increase the size of the vent hole and improve the air permeability of the air in the space to the outside of the space.
- a speaker device 10 according to a first embodiment of the present invention will be described with reference to FIGS.
- FIG. 2 shows the conventional speaker device 50 shown in FIG. 1 for comparison with the speaker device 10 according to the first embodiment.
- the speaker apparatus 10 which concerns on 1st Example is shown by Part (B) of FIG.
- FIG. 3 shows an enlarged view of a connection portion between the edge 12 and the frame 13 in the speaker device 10 shown in Part (B) of FIG.
- FIG. 2 (A) components equivalent to those of the speaker device 10 of the first embodiment shown in Part (B) of FIG. 2, such as a magnetic circuit, are shown in Part (B) of FIG. ) And the same reference numerals. In the following, these equivalent components are referred to only in the description of the speaker device 10 of the first embodiment, and the description of the conventional speaker device 50 is omitted.
- the speaker device 10 includes a diaphragm 11, an edge 12, a frame 13, a magnetic circuit 14, a voice coil bobbin 15, and a voice coil 16.
- the speaker device 10 is a so-called dome type speaker device in which a diaphragm 11 that emits a sound has a dome shape.
- the edge 12 is provided on the outer periphery of the diaphragm 11, and the frame 13 is provided on the outer periphery of the edge 12.
- the outer edge region 11 a of the diaphragm 11 is overlapped and bonded to the surface of the inner edge region 12 a of the edge 12 opposite to the sound radiation side. Further, the outer edge region 12 b of the edge 12 is connected to the sound emission side of the attachment portion 13 a provided on the frame 13.
- the attachment portion 13 a is an annular recess provided on the inner side at the end of the frame 13 on the sound emission side.
- the outer edge region 12b of the edge 12 is fitted into the attachment portion 13a.
- a flexible portion 12c that is convexly curved toward the sound radiation side is provided.
- the diaphragm 11 is connected to the frame 13 via the edge 12 so as to freely vibrate.
- the edge 12 is an up-roll type edge in which the flexible portion 12c is curved convexly toward the sound radiation side as described above.
- the magnetic circuit 14 includes a magnet 14a, a yoke 14b through which magnetism from the magnet 14a passes, and a plate 14d.
- the outer periphery of the yoke 14 b is fixed to the inner wall of the frame 13.
- An annular magnetic gap 14c is provided between the yoke 14b and the plate 14d.
- a voice coil 16 wound around a voice coil bobbin 15 is accommodated in the magnetic gap 14c.
- the surface opposite to the sound emission side in the outer edge region 11 a of the diaphragm 11 is fixed to the end of the voice coil bobbin 15 on the sound emission side.
- the diaphragm 11 shown in part (B) of FIG. 2 corresponds to an example of the diaphragm according to the present invention
- the edge 12 corresponds to an example of the edge according to the present invention
- the frame 13 corresponds to the frame according to the present invention. It corresponds to an example.
- the magnetic circuit 14 corresponds to an example of a magnetic circuit according to the present invention
- the voice coil 16 corresponds to an example of a voice coil according to the present invention
- the frame 13 corresponds to an example of a frame according to the present invention. .
- a ventilation hole 13b for allowing air to flow back and forth between the surface of the edge 12 opposite to the sound radiation side, the outer surface of the voice coil 16 and the space surrounded by the inner surface of the frame 13 and the outside of the frame 13 is provided in the frame 13. Is provided.
- the ventilation hole 13b ensures the air permeability of the air in the space to the outside of the space when the diaphragm 12 vibrates, and the temperature rise of the magnetic circuit 14 can be suppressed.
- FIG. 2 a part of the ventilation hole 13 b that is not hidden by the voice coil bobbin 15 or the voice coil 16 is illustrated.
- the edge 12 is formed of a relatively soft resin, a rubber-based member, or the like so that good flexibility can be obtained by the flexible portion 12c.
- the frame 13 is formed of a relatively hard resin, metal, or the like to support the magnetic circuit 14.
- a connection member 17 is sandwiched between the outer edge region 12 b of the edge 12 and the attachment portion 13 a of the frame 13.
- the connecting member 17 is formed in an annular shape, for example, from paper or resin, which can provide good adhesive strength to both the outer edge region 12b of the edge 12 and the attachment portion 13a.
- the connection member 17 is adhered to the surface on the sound emission side of the attachment portion 13 a and is adhered to the surface opposite to the sound emission side of the outer edge region 12 b of the edge 12.
- the outer edge region 11 a of the diaphragm 11 is bonded to the inner edge region 12 a of the edge 12.
- the connection member 17 is bonded to the surface of the outer edge region 12b of the edge 12 opposite to the sound emission side.
- the edge 12 with the connecting member 17 is placed on and adhered to the sound radiation side surface of the mounting portion 13a of the frame 13.
- the connection to the mounting portion 13a of the outer edge region 12b of the edge 12 is performed by the adhesive work from the access direction that is easy for the operator.
- the width A ⁇ b> 1 of the connecting member 17 is wider than the width A ⁇ b> 2 of the outer edge region 12 b of the edge 12, and projects to the inner peripheral side of the edge 12. Further, the width A1 of the connection member 17 is wider than the width A3 of the attachment portion 13a of the frame 13, and also protrudes to the inner peripheral side of the attachment portion 13a.
- the outer diameter of the connecting member 17 is formed to be equal to the outer diameter of the edge 12. As a result, the outer edge of the connecting member 17 is substantially aligned with the outer edge of the edge. Further, the outer diameter of the connecting member 17 is substantially equal to the outer diameter of the mounting portion 13a, leaving a gap with the inner wall of the frame 13 required when the edge 12 with the connecting member 17 is placed on the mounting portion 13a. Is formed. For this reason, the outer edge of the connection member 17 is substantially aligned with the outer edge of the attachment portion 13a.
- the conventional speaker device 50 shown in Part (A) of FIG. 2 is reduced in size, the diaphragm 51 and the flexible portion 52c of the edge 52 are narrowed for the reduction in size. Thereby, the narrowing of the sticking margin between the outer edge region 52b of the edge 52 and the attachment portion 53a of the frame 53 is avoided.
- the width of the adhesive member 54 is substantially equal to the width of the outer edge region 52b of the edge 52, and is also substantially equal to the width of the attachment portion 53a.
- the diaphragm 11 has the same width as the diaphragm 51 of the conventional speaker device 50, but the edge 12 can be formed.
- the flexible portion 12c is downsized while ensuring a desired area.
- the width of the outer edge region 12 b of the edge 12 is narrower than the width of the outer edge region 52 b of the edge 52 in the conventional speaker device 50.
- the width of the attachment portion 13a of the frame 13 is also narrower than the width of the attachment portion 53a of the frame 53 in the conventional speaker device 50.
- the width of the connecting member 17 remains as wide as the width of the connecting member 54 in the conventional speaker device 50.
- the width of the adhesive member 54 is substantially equal to the width of the outer edge region 12b of the edge 52 and the width of the mounting portion 53a. For this reason, as in the speaker device 10 of the present embodiment, when the downsizing is performed without sacrificing the width of the flexible portion 52c of the edge 52, the width of the connecting member 54 is set to the outer edge region 52b. And the width of the mounting portion 53a is substantially equal and narrow.
- the width of the connection member 54 may be less than 1 mm.
- connection member 54 having a width of less than 1 mm is often difficult in the manufacturing process.
- the width of the connection member 54 is narrow, there may be a problem that high strength cannot be obtained for the connection between the outer edge region 52b of the edge 52 and the attachment portion 53a of the frame 53.
- a member having a width of less than 1 mm is illustrated here.
- the dimension of less than 1 mm is merely an example, and even if the width of the connection member is 1 mm or more, the material of the edge 52, etc.
- the above problems may occur depending on the conditions.
- the width of the flexible portion 52c of the edge 52 is narrowed, and thus the width of the connecting member 54 is prevented from being narrowed.
- the width of the connecting member 17 is conventionally reduced while reducing the size without sacrificing the width of the flexible portion 12 c of the edge 12.
- the width is as large as that of the connection member 54 of the speaker device 50.
- the connection member 17 is wider than the width of the outer edge region 12 b of the edge 12 and projects to the inner peripheral side of the edge 12. In the speaker device 10, by using such a wide connection member 17, first, the difficulty in the manufacturing process for bonding the outer edge region 12 b of the edge 12 and the connection member 17 is reduced.
- the difficulty in the manufacturing process for the connection between the outer edge region 12b of the edge 12 and the mounting portion 13a of the frame 13 is reduced.
- the strength of the connection between the outer edge region 12b of the edge 12 and the mounting portion 13a of the frame 13 is high, while achieving a reduction in size without sacrificing the width of the flexible portion 12c of the edge 12. It is supposed to be obtained.
- connection member 17 has a width wider than that of the attachment portion 13a, and also protrudes to the inner peripheral side of the attachment portion 13a.
- the difficulty in the manufacturing process is reduced with respect to the bonding between the connection member 17 and the attachment portion 13 a of the frame 13.
- the difficulty in the manufacturing process of the connection between the outer edge region 12b of the edge 12 and the attachment portion 13a is further reduced, and a higher strength can be obtained for this connection.
- the outer diameter of the connecting member 17 is formed to be equal to the outer diameter of the edge 12.
- the outer edge of the edge 12 and the outer edge of the connecting member 17 are substantially aligned.
- the positioning accuracy of the edge 17 with respect to the frame 13 at the time of manufacture is improved as compared with, for example, a case where the outer edge of the edge 12 and the outer edge of the connecting member 17 are greatly displaced. Yes.
- the outer diameter of the connection member 17 is formed to be approximately equal to the outer diameter of the mounting portion 13a.
- the outer edge of the attachment part 13a and the outer edge of the connection member 17 will be substantially aligned.
- the positioning accuracy of the edge 12 with respect to the frame 13 at the time of manufacture is improved as compared with, for example, a case where the outer edge of the attachment portion 13a and the outer edge of the connection member 17 are greatly displaced. ing.
- the speaker device 10 of the present embodiment air flows back and forth between the space surrounded by the surface opposite to the sound emission side at the edge 12, the outer surface of the voice coil 16, and the inner surface of the frame 13 and the outside of the frame 13.
- the vent hole 13b is provided to suppress the temperature rise of the magnetic circuit 14.
- a similar vent hole 53b is also provided in the frame 53 of the conventional speaker device 50 shown in Part (A) of FIG.
- the width of the attachment portion 13a of the frame 13 is narrowed in accordance with the width of the outer edge region 12b of the edge 12.
- the space in which the air flowing back and forth through the vent hole 13b is accumulated is larger than the similar space in the conventional speaker device 50.
- the vent hole 13b is formed larger than the vent hole 53b in the conventional speaker device 50.
- the air permeability of the air in the space is improved with respect to the conventional speaker device 50, and the temperature rise of the magnetic circuit 14 is suppressed.
- FIG. 4 shows a conventional speaker device 50 shown in FIG. 1 for comparison with the speaker device 20 according to the second embodiment.
- the speaker apparatus 20 which concerns on 2nd Example is shown by the part (B) of FIG.
- the speaker device 20 of the second embodiment is different from the speaker device 10 of the first embodiment in the shapes of the diaphragm 21 and the edge 22.
- the speaker device 20 of the second embodiment will be described by paying attention to differences from the speaker device 10 of the first embodiment.
- FIG. 4B the same components as those of the speaker device 10 of the first embodiment shown in FIG. 2B are denoted by the same reference numerals as in FIG. 2B. Has been. In the following, redundant description of these equivalent components is omitted.
- the flexible portion 22c of the edge 22 is as large as the flexible portion 52c of the conventional speaker device 50, while ensuring a desired width for the diaphragm 21.
- miniaturization has been made. For this reason, the position of the outer edge region 21 a of the diaphragm 21 is shifted to the frame 13 side from the position of the outer edge region 51 a of the diaphragm 51 of the conventional speaker device 50.
- the position of the flexible portion 22c is shifted to the frame 13 side from the position of the flexible portion 52c of the conventional speaker device 50.
- the width of the outer edge region 22b of the edge 22 is narrower than the width of the outer edge region 52b of the edge 52 in the conventional speaker device 50.
- the narrow outer edge region 22b is connected to the attachment portion 13a of the frame 13 through the wide connection member 17 as in the first embodiment.
- the difficulty in a manufacturing process is reduced about the connection via the connection member 17 to the attaching part 13a of the outer edge area
- FIG. As a result, in the present embodiment, high strength can be obtained with respect to the connection between the outer edge region 22b of the edge 22 and the attachment portion 13a of the frame 13 while reducing the size without sacrificing the area of the diaphragm 21. It has become.
- the speaker device 30 of the third embodiment is different from the speaker device 10 of the first embodiment in the shape of the edge 32 and the mounting portion 33a of the frame 33.
- the speaker device 20 of the third embodiment will be described by paying attention to differences from the speaker device 10 of the first embodiment.
- FIG. 5 shows an enlarged view of a bonding portion between the edge 32 and the frame 33 in the speaker device 30 of the third embodiment.
- the connecting member which is one of the components equivalent to the components of the speaker device 10 of the first embodiment shown in Part (B) of FIG. 2, is the same as Part (B) of FIG. It is shown with a reference numeral. In the following description, redundant description of components equivalent to those of the speaker device 10 of the first embodiment including the connection member 17 is omitted.
- the edge 32 is a down-roll type edge in which the flexible portion 32c is convexly curved on the side opposite to the sound radiation side.
- An annular attachment portion 33 a to which the outer edge region 32 b of the edge 32 is attached protrudes from the inner wall of the frame 33.
- the outer edge region 32b of the edge 32 is connected to the surface of the mounting portion 33a opposite to the sound radiation side via a connecting member 17.
- connection member 17 having the same width as that of the first embodiment is used, so that the outer edge region 32b of the edge 32 and the attachment portion 32b are connected as in the first embodiment. Needless to say, a high strength can be obtained.
- annular an annular shape
- elliptical a track shape
- rectangular shape Such shapes are also included.
- a dome shape is exemplified as the type of the speaker device.
- the speaker device is not limited to this, and may be another type of speaker device such as a cone type.
- the adhesion between the outer edge region of the diaphragm and the inner edge region of the edge is on the side opposite to the sound emission side of the outer edge region of the diaphragm and the sound emission side of the inner edge region of the edge.
- attached is illustrated.
- the adhesion between the outer edge region of the diaphragm and the inner edge region of the edge is not limited to this form.
- the sound radiation of the outer edge region of the diaphragm opposite to the sound emission side and the sound emission of the inner edge region of the edge are performed.
- the side surface may be bonded.
- a speaker device in which a voice coil bobbin around which a voice coil is wound is fixed to a diaphragm is illustrated.
- the speaker device is not limited to this, and may be one in which a voice coil is directly fixed to a diaphragm, for example. Further, the speaker device may be one in which, for example, a voice coil or a voice coil bobbin is fixed to the edge.
- the speaker device that is miniaturized without sacrificing the area of either the diaphragm or the edge is exemplified.
- the speaker device is not limited to this, and the speaker device may be downsized without sacrificing the size of both the diaphragm and the edge.
Abstract
Description
11,21,51 振動板
11a,21a,51a 外縁領域
12,22,32,52 エッジ
12a,22a,52a 内縁領域
12b,22b,32b,52b 外縁領域
12c,22c,32c,52c 可撓部
13,33,53 フレーム
13b,53b 通気孔
13a,33a,53a 取付け部
14 磁気回路
15 ボイスコイルボビン
16 ボイスコイル
17,54 接続部材
Claims (6)
- 音を放射する振動板と、前記振動板の外周に設けられたエッジと、前記エッジの外周に設けられ、前記エッジの外縁領域が接続される環状の取付け部を備えたフレームと、前記外縁領域及び前記取付け部の間に挟まれて双方と接着される環状の接続部材と、を有するスピーカ装置であって、
前記接続部材は、その幅が前記外縁領域の幅よりも広く、その内径が前記エッジの内径よりも小さいことを特徴とするスピーカ装置。 - 前記接続部材は、その幅が前記取付け部の幅よりも広く、その内径が当該取付け部の内径よりも小さいことを特徴とする請求項1記載のスピーカ装置。
- 前記接続部材の外径が、前記エッジの外径と略等しいことを特徴とする請求項2記載のスピーカ装置。
- 前記接続部材の外径が、前記取付け部の外径と略等しいことを特徴とする請求項3記載のスピーカ装置。
- 前記接続部材が、前記取付け部における音放射側の面に接着され、前記エッジの外縁領域における音放射側とは反対側の面に接着されていることを特徴とする請求項2記載のスピーカ装置。
- 前記スピーカ装置が、磁気回路と、音声信号を供給されて前記磁気回路からの作用を受けて前記振動板を振動させるボイスコイルとを前記フレーム内に有しており、
前記エッジにおける音放射側とは反対側の面、前記ボイスコイルの外面、及び前記フレームの内面で囲まれた空間と前記フレーム外との間で空気を行き来させる通気孔が、前記フレームに設けられていることを特徴とする請求項2記載のスピーカ装置。
Priority Applications (13)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811221080.8A CN109362007B (zh) | 2013-04-01 | 2013-04-01 | 扬声器装置 |
PCT/JP2013/059966 WO2014162469A1 (ja) | 2013-04-01 | 2013-04-01 | スピーカ装置 |
JP2015509722A JP6046805B2 (ja) | 2013-04-01 | 2013-04-01 | スピーカ装置 |
US14/781,363 US9510099B2 (en) | 2013-04-01 | 2013-04-01 | Speaker device |
CN201380075144.7A CN105308986B (zh) | 2013-04-01 | 2013-04-01 | 扬声器装置 |
CN201811221077.6A CN109327771B (zh) | 2013-04-01 | 2013-04-01 | 扬声器装置 |
US15/338,985 US9729972B2 (en) | 2013-04-01 | 2016-10-31 | Speaker device |
US15/637,338 US9900699B2 (en) | 2013-04-01 | 2017-06-29 | Speaker device |
US15/882,137 US10433065B2 (en) | 2013-04-01 | 2018-01-29 | Speaker device |
US16/542,614 US10841705B2 (en) | 2013-04-01 | 2019-08-16 | Speaker device |
US17/069,439 US11337004B2 (en) | 2013-04-01 | 2020-10-13 | Speaker device |
US17/716,736 US11671758B2 (en) | 2013-04-01 | 2022-04-08 | Speaker device |
US18/305,619 US20230262395A1 (en) | 2013-04-01 | 2023-04-24 | Speaker device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/JP2013/059966 WO2014162469A1 (ja) | 2013-04-01 | 2013-04-01 | スピーカ装置 |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
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US14/781,363 A-371-Of-International US9510099B2 (en) | 2013-04-01 | 2013-04-01 | Speaker device |
US15/338,985 Continuation US9729972B2 (en) | 2013-04-01 | 2016-10-31 | Speaker device |
Publications (1)
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WO2014162469A1 true WO2014162469A1 (ja) | 2014-10-09 |
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PCT/JP2013/059966 WO2014162469A1 (ja) | 2013-04-01 | 2013-04-01 | スピーカ装置 |
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US (1) | US9510099B2 (ja) |
JP (1) | JP6046805B2 (ja) |
CN (3) | CN109327771B (ja) |
WO (1) | WO2014162469A1 (ja) |
Cited By (1)
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CN105611471A (zh) * | 2016-02-29 | 2016-05-25 | 汉得利(常州)电子股份有限公司 | 微型扬声器 |
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KR102061432B1 (ko) * | 2018-11-28 | 2019-12-31 | 박화춘 | 진공 포장기 |
CN110198507B (zh) * | 2019-06-10 | 2024-03-29 | 厦门冠音泰科技有限公司 | 一种新型振膜及扬声器 |
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CN105611471A (zh) * | 2016-02-29 | 2016-05-25 | 汉得利(常州)电子股份有限公司 | 微型扬声器 |
CN105611471B (zh) * | 2016-02-29 | 2019-02-05 | 汉得利(常州)电子股份有限公司 | 微型扬声器 |
Also Published As
Publication number | Publication date |
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CN105308986A (zh) | 2016-02-03 |
US9510099B2 (en) | 2016-11-29 |
CN105308986B (zh) | 2018-11-16 |
CN109362007B (zh) | 2020-12-08 |
JP6046805B2 (ja) | 2016-12-21 |
US20160057540A1 (en) | 2016-02-25 |
CN109362007A (zh) | 2019-02-19 |
CN109327771A (zh) | 2019-02-12 |
CN109327771B (zh) | 2021-09-17 |
JPWO2014162469A1 (ja) | 2017-02-16 |
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