CN205195949U - Sound equipment - Google Patents
Sound equipment Download PDFInfo
- Publication number
- CN205195949U CN205195949U CN201521027469.0U CN201521027469U CN205195949U CN 205195949 U CN205195949 U CN 205195949U CN 201521027469 U CN201521027469 U CN 201521027469U CN 205195949 U CN205195949 U CN 205195949U
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- Prior art keywords
- upper cover
- cover
- groove
- sound equipment
- flare
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- Expired - Fee Related
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses a sound equipment, its characterized in that: sound equipment includes upper cover and lower cover, the upper cover with the lower cover vacuole formation, be provided with controlling means in the cavity, on cover and be provided with the translucent cover, be provided with sound chamber portion in the translucent cover, the one end of sound chamber portion is provided with loudspeaker portion, the other end of sound chamber portion is provided with connecting portion, connecting portion with the upper cover is connected, the one end of translucent cover with the upper cover is connected, the other end of translucent cover with loudspeaker portion is connected, be provided with the LED lamp in the translucent cover, controlling means control the LED lamp with loudspeaker portion, the LED who sets up in the translucent cover can control the LED lamp through controlling means, can open as little night -light in evening, also can use as lighting apparatus in needs, and convenience very is handy to the energy consumption of LED lamp is very little, can provide long -time lighting needs.
Description
Technical field
The utility model relates to audio-frequence player device field, in particular, relates to a kind of sound equipment.
Background technology
At present, the sound equipment on market all only possesses simple music playback function, and outward appearance is also more single cuboid, square etc., to a kind of dullness of people, dull sensation, and tonequality performance also very bad,
Along with the raising of living standards of the people, everybody is also more and more higher to the requirement of quality of life, a lot of people is more ready that buying a little audio amplifier carries with, or this is placed in desktop and is taken in ornament, when appearance has a power failure or is emergent, do not have light to be easy to allow people fear and fear, be therefore necessary to arrange lighting apparatus on the sound equipment carried with.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of sound equipment that can throw light on.
The purpose of this utility model is achieved through the following technical solutions:
A kind of sound equipment, described sound equipment comprises upper cover and lower cover, described upper cover and described lower cover form cavity, control device is provided with in described cavity, cover on described and be provided with translucent cover, sound chamber portion is provided with in described translucent cover, the one end in described sound chamber portion is provided with flare, the other end in described sound chamber portion is provided with connecting portion, described connecting portion is connected with described upper cover, described translucent cover one end be connected with described upper cover, the other end of described translucent cover is connected with described flare, LED is provided with in described translucent cover, described control device controls described LED and described flare.
Further, described connecting portion is set to annular, described flare is set to annular, the diameter of described flare is greater than the diameter of described connecting portion, transition arcs face is provided with between described flare and described connecting portion, described transition arcs face is evenly provided with at least two cambered surface portion through holes, described LED is arranged in the portion of described sound chamber.Such formation funnel shaped cavity, the sound that flare sends passes through cavity, circulate in the cavities, improve the stereovision of sound, sound is made to sound more having texture, the light of LED by the injection of cambered surface portion through hole, can make the light of release more evenly soft, avoids damaging human eye.
Further, the upper cover bulge loop being provided with and matching with described connecting portion is covered on described, described upper cover bulge loop extends vertically, described upper cover bulge loop axial location is provided with the first threaded post, the inner circumferential surface of described upper cover bulge loop is provided with at least two connection bumps evenly arranged around the first threaded post, described first threaded post is connected by described connection bump with described upper cover bulge loop, described connecting portion is provided with the first screwed hole matched with described upper cover bulge loop.Better can well fix the first threaded post like this, upper cover is connected more firm with sound chamber portion, winding displacement conveniently can be installed in the space formed between connection bump, makes the installation of winding displacement very hidden, there is no the exposure of winding displacement, make sound equipment seem more attractive in appearance.
Further, described upper cover is provided with upper cover annular groove, described upper cover annular groove is provided with upper cover Luminous Ring, described upper cover annular groove is provided with hot melt hole and fixing hole, described upper cover Luminous Ring is provided with the hot melt fixed leg matched with described hot melt hole, described upper cover Luminous Ring is provided with the limited post matched with described fixing hole.Upper cover Luminous Ring can turn colors, makes sound equipment more have playability, also plays the effect of decoration simultaneously, adopts dual fixing, makes upper cover Luminous Ring fixing more firm, is not easy to come off.
Further, cover on described and be provided with the first projection, described upper cover bulge loop is arranged in described first projection, the corresponding back side of described first projection is provided with the first groove, described first groove is provided with the first through hole, described first groove is provided with the second projection, described second projection is provided with upper cover vibrating diaphragm.The enhancing effect arranging centering bass of upper cover vibrating diaphragm is very good, and make the tonequality of whole sound equipment more have stereovision, tonequality is more outstanding.
Further, described control device comprises circuit board, and described circuit board is provided with key switch, and described control device comprises the control button that described key switch matches, and can be controlled the key switch needed by described control button.Such convenience controls needing the function used, simply very convenient.
Further, cover under described and be provided with connecting through hole, the connecting thread post being provided with and matching with described connecting through hole is covered on described, described connecting through hole and described connecting thread post arrange and evenly arrange three, the edge of described lower cover is provided with lower cover groove, cover the upper cover groove be provided with described lower cover fit depressions on described, described upper cover groove and described lower cover fit depressions carry out spacing to described control button.Arrange the convenient installation controlling button like this, make to control button and use more convenient and simple, the function controlling the control needs that button can contain is run.
Further, the bottom of the inner surface of described lower cover is provided with balancing weight, described balancing weight is provided with balancing weight groove, and described balancing weight groove matches with described connecting through hole, and described balancing weight is provided with power supply.Balancing weight can reduce the center of gravity of sound equipment; sound equipment is placed more firm; be not easy to slide; loudspeaker casing resonance can also be placed simultaneously; the tonequality well avoiding sound equipment affect by the resonance of casing of sound equipment; balancing weight not only can well protection power source, but also plays the function into power supply heat sinking.
Further, described flare is provided with speaker net, described speaker net is fixedly connected with described flare.Speaker net can be good at protecting flare, thus makes sound equipment more durable, and the placement dust that can also contain falls flare, makes flare tonequality better.
Further, cover under described and be provided with slipmat groove, in described slipmat groove, be provided with slipmat.Better like this be fixed slipmat, slipmat can place the slip of sound equipment, sound equipment is placed more firm, thus better can protect sound equipment, substantially increase the durability of sound equipment.
The cavity that the utility model is formed due to upper cover and lower cover, inner control device can well be protected, when there being audio signal to input, sound chamber portion can be controlled by control device, thus can audio plays sound, audio sound is by the circulation in sound chamber portion, can be good at the quality promoting elecscreen, the audio sound play is made to have more stereovision, audio sound is in translucent cover inner loop, can be good at promoting tonequality, the audio that audio sound is built very good, the simultaneously design of translucent cover also very succinctly attractive in appearance, can be good at protecting inner sound chamber portion, the LED arranged in translucent cover can control LED by control device, can open at night and be used as mini light night, also can use as lighting apparatus when needs, very convenient handy, and the energy consumption of LED is very little, long lighting demand can be provided.
Accompanying drawing explanation
Fig. 1 is the structural representation of the sound equipment of the utility model embodiment;
Fig. 2 is the profile of the sound equipment of the utility model embodiment;
Fig. 3 is the structural representation of the upper cover of the utility model embodiment;
Fig. 4 is the structural representation of the upper cover of the utility model embodiment;
Fig. 5 is the structural representation in the sound chamber portion of the utility model embodiment;
Fig. 6 is the structural representation of the upper cover Luminous Ring of the utility model embodiment;
Fig. 7 is the lower cover structure schematic diagram of the utility model embodiment.
Wherein: 1, upper cover, 11, upper cover bulge loop, 111, first threaded post, 12, control device, 13, connection bump, 14, upper cover annular groove, 141, hot melt hole, 142, fixing hole, 15, upper cover Luminous Ring, 151, hot melt fixed leg, 152, limited post, 16, first is protruding, 17, first groove, 171, first through hole, 172, second is protruding, 173, upper cover vibrating diaphragm, 18, connecting thread post, 19, upper cover groove, 2, cavity, 3, lower cover, 31, connecting through hole, 32, lower cover groove, 33, balancing weight, 34, power supply, 35, slipmat groove, 36, slipmat, 4, translucent cover, 5, sound chamber portion, 51, flare, 511, speaker net, 52, connecting portion, 521, first screwed hole, 53, transition arcs face, 531, cambered surface portion through hole, 54, LED, 6, circuit board, 61, key switch, 62, control button.
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, the utility model is described in further detail.
The utility model embodiment discloses a kind of sound equipment, as shown in Figures 1 to 7, sound equipment comprises upper cover 1 and lower cover 3, upper cover 1 and lower cover 3 form cavity 2, control device 12 is provided with in cavity 2, upper cover 1 is provided with translucent cover 4, sound chamber portion 5 is provided with in translucent cover 4, the one end in sound chamber portion 5 is provided with flare 51, the other end in sound chamber portion 5 is provided with connecting portion 52, connecting portion 52 is connected with upper cover 1, translucent cover 4 one end be connected with upper cover 1, the other end of translucent cover 4 is connected with flare 51, LED 54 is provided with in translucent cover 4, control device 12 controls LED 54 and flare 51, the cavity 2 that upper cover 1 and lower cover 3 are formed, inner control device 12 can well be protected, when there being audio signal to input, sound chamber portion 5 can be controlled by control device 12, thus can audio plays sound, audio sound is by the circulation in sound chamber portion 5, can be good at the quality promoting elecscreen, the audio sound play is made to have more stereovision, audio sound is in translucent cover 4 inner loop, can be good at promoting tonequality, the audio that audio sound is built very good, the simultaneously design of translucent cover 4 also very succinctly attractive in appearance, can be good at protecting inner sound chamber portion 5, the LED arranged in translucent cover 4 can control LED 54 by control device 12, can open at night and be used as mini light night, also can use as lighting apparatus when needs, very convenient handy, and the energy consumption of LED 54 is very little, long lighting demand can be provided.
Connecting portion 52 is set to annular, flare 51 is set to annular, the design ease of assembly of annular, also unusual saving material, what seem very is brief attractive in appearance simultaneously, the diameter of flare 51 is greater than the diameter of connecting portion 52, transition arcs face 53 is provided with between flare 51 and connecting portion 52, form a funnel shaped cavity, the sound that flare 51 sends passes through cavity, circulate in the cavities, improve the stereovision of sound, sound is made to sound more having texture, transition arcs face 53 is evenly provided with at least two cambered surface portion through holes 531, LED 54 is arranged in sound chamber portion 5, the light of LED 54 can be penetrated by cambered surface portion through hole 531, make the light of release more evenly soft, avoid damaging human eye.
Upper cover 1 is provided with the upper cover bulge loop 11 matched with connecting portion 52, upper cover bulge loop 11 extends vertically, such convenience and connecting portion 52 in mating connection, upper cover bulge loop 11 axial location is provided with the first threaded post 111, the inner circumferential surface of upper cover bulge loop 11 is provided with at least two connection bumps 13 evenly arranged around the first threaded post 111, better can well fix the firstth threaded post 111 like this, upper cover 1 is made to be connected more firm with sound chamber portion 5, winding displacement conveniently can be installed in the space formed between connection bump 13, make the installation of winding displacement very hidden, there is no the exposure of winding displacement, sound equipment is made to seem more attractive in appearance, first threaded post 111 is connected by connection bump 13 with upper cover bulge loop 11, connecting portion 52 is provided with the first screwed hole 521 matched with upper cover bulge loop 11, upper cover 1 and sound chamber portion 5 is connected by screw, very convenient installation and removal, easy to use.
Upper cover 1 is provided with upper cover annular groove 14, upper cover annular groove 14 is provided with upper cover Luminous Ring 15, in upper cover Luminous Ring 15, coloured LED is set, LED along with music can turn colors, sound equipment is made more to have playability, upper cover Luminous Ring 15 also plays the effect of decoration simultaneously, upper cover annular groove 14 is provided with hot melt hole 141 and fixing hole 142, upper cover Luminous Ring 15 is provided with the hot melt fixed leg 151 matched with hot melt hole 141, upper cover Luminous Ring 15 is provided with the limited post 152 matched with fixing hole 142, adopt dual fixing, make upper cover Luminous Ring 15 fixing more firm, be not easy to come off.
Upper cover 1 is provided with the first projection 16, upper cover bulge loop 11 is arranged in the first projection 16, the corresponding back side of the first projection 16 is provided with the first groove 17, first groove 17 is provided with the first through hole 171, arrange like this can make fivebyfive enter the first groove 17, simultaneously also good electrical equipment component in cavity 2 to be dispelled the heat, make sound equipment more durable, first groove 17 is provided with the second projection 172, second projection 172 is provided with upper cover vibrating diaphragm 173, the enhancing effect arranging centering bass of upper cover vibrating diaphragm 173 is very good, the tonequality of whole sound equipment is made more to have stereovision, tonequality is more outstanding.
Control device 12 comprises circuit board 6, circuit board 6 is well integrated with wireless Bluetooth device, LED illumination control device, wireless audio signal reception device, USB flash disk/MP3/SD card input unit, digital decoding conversion equipment, charging device, power supply connecting device, these devices cooperatively interact and the function of sound equipment can be made more diversified, there is playability and operability more, circuit board 6 is provided with key switch 61, control device 12 comprises the control button 62 that key switch 61 matches, by controlling the key switch 61 that button 62 can control to need, such convenience controls needing the function used, simply very convenient, simultaneously in the user-friendly operation of explanatory note controlling this keypress function of spray figure on button 62.
Lower cover 3 is provided with connecting through hole 31, upper cover 1 is provided with the connecting thread post 18 matched with connecting through hole 31, connecting through hole 31 and connecting thread post 18 arrange and evenly arrange three, form the setting of equilateral triangle, make installation more firm like this, connecting thread post 18 is well connected through hole 31, make upper cover 1 and the convenient assembly and disassembly of lower cover 3, be convenient for changing the parts in cavity 2, environmental protection so more economically, connect threaded post simultaneously and can add pressure support cavity 2, cavity 2 is made to be not easy to be squeezed, the edge of lower cover 3 is provided with lower cover groove 32, upper cover 1 is provided with the upper cover groove 19 matched with lower cover groove 32, upper cover groove 19 matches with lower cover groove 32 and carries out spacing to controlling button 62, the convenient installation controlling button 62 is set like this, making to control button 62 uses more convenient and simple, the function controlling the control needs that button 62 can contain is run.
The bottom of the inner surface of lower cover 3 is provided with balancing weight 33, balancing weight 33 can reduce the center of gravity of sound equipment, sound equipment is placed more firm, be not easy to slide, loudspeaker casing resonance can also be placed simultaneously, the tonequality well avoiding sound equipment affect by the resonance of casing of sound equipment, balancing weight 33 is provided with balancing weight groove, balancing weight groove matches with connecting through hole 31, like this can by connecting through hole 31 well fixed weight block 33, balancing weight 33 is provided with power supply 34, balancing weight 33 not only can well protection power source 34, but also the function played as power supply 34 dispels the heat.
Flare 51 is provided with speaker net 511; speaker net 511 is fixedly connected with flare 51; speaker net 511 can be good at protecting flare 51; thus make sound equipment more durable; and the placement dust that can also contain falls flare 51; make flare 51 tonequality better, certain speaker net 511 and flare 51 also can adopt buckle to be connected, more convenient like this installation and removal.
Lower cover 3 is provided with slipmat groove 35; slipmat 36 is provided with in slipmat groove 35; slipmat groove 35 can be good at fixing slipmat 36; carry out spacing to slipmat 36, also adhesive linkage can be set between slipmat 36 and slipmat groove 35, better like this slipmat 36 to be fixed; slipmat 36 can place the slip of sound equipment; sound equipment is placed more firm, thus better can protect sound equipment, substantially increase the durability of sound equipment.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, some simple deduction or replace can also be made, all should be considered as belonging to protection range of the present utility model.
Claims (10)
1. a sound equipment, it is characterized in that: described sound equipment comprises upper cover and lower cover, described upper cover and described lower cover form cavity, control device is provided with in described cavity, cover on described and be provided with translucent cover, sound chamber portion is provided with in described translucent cover, the one end in described sound chamber portion is provided with flare, the other end in described sound chamber portion is provided with connecting portion, described connecting portion is connected with described upper cover, described translucent cover one end be connected with described upper cover, the other end of described translucent cover is connected with described flare, LED is provided with in described translucent cover, described control device controls described LED and described flare.
2. a kind of sound equipment according to claim 1, it is characterized in that: described connecting portion is set to annular, described flare is set to annular, the diameter of described flare is greater than the diameter of described connecting portion, transition arcs face is provided with between described flare and described connecting portion, described transition arcs face is evenly provided with at least two cambered surface portion through holes, described LED is arranged in the portion of described sound chamber.
3. a kind of sound equipment according to claim 2, it is characterized in that: on described, cover the upper cover bulge loop being provided with and matching with described connecting portion, described upper cover bulge loop extends vertically, described upper cover bulge loop axial location is provided with the first threaded post, the inner circumferential surface of described upper cover bulge loop is provided with at least two connection bumps evenly arranged around the first threaded post, described first threaded post is connected by described connection bump with described upper cover bulge loop, described connecting portion is provided with the first screwed hole matched with described upper cover bulge loop.
4. a kind of sound equipment according to claim 2, it is characterized in that: described upper cover is provided with upper cover annular groove, described upper cover annular groove is provided with upper cover Luminous Ring, described upper cover annular groove is provided with hot melt hole and fixing hole, described upper cover Luminous Ring is provided with the hot melt fixed leg matched with described hot melt hole, described upper cover Luminous Ring is provided with the limited post matched with described fixing hole.
5. a kind of sound equipment according to claim 2, it is characterized in that: cover on described and be provided with the first projection, described upper cover bulge loop is arranged in described first projection, the corresponding back side of described first projection is provided with the first groove, described first groove is provided with the first through hole, described first groove is provided with the second projection, described second projection is provided with upper cover vibrating diaphragm.
6. a kind of sound equipment according to claim 2, it is characterized in that: described control device comprises circuit board, described circuit board is provided with key switch, and described control device comprises the control button that described key switch matches, and can be controlled the key switch needed by described control button.
7. a kind of sound equipment according to claim 6, it is characterized in that: cover under described and be provided with connecting through hole, the connecting thread post being provided with and matching with described connecting through hole is covered on described, described connecting through hole and described connecting thread post arrange and evenly arrange three, the edge of described lower cover is provided with lower cover groove, cover the upper cover groove be provided with described lower cover fit depressions on described, described upper cover groove and described lower cover fit depressions carry out spacing to described control button.
8. a kind of sound equipment according to claim 7, it is characterized in that: the bottom of the inner surface of described lower cover is provided with balancing weight, described balancing weight is provided with balancing weight groove, described balancing weight groove matches with described connecting through hole, and described balancing weight is provided with power supply.
9. a kind of sound equipment according to claim 1, it is characterized in that: described flare is provided with speaker net, described speaker net is fixedly connected with described flare.
10., according to the arbitrary described a kind of sound equipment of claim 1 to 9, it is characterized in that: cover under described and be provided with slipmat groove, in described slipmat groove, be provided with slipmat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521027469.0U CN205195949U (en) | 2015-12-10 | 2015-12-10 | Sound equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521027469.0U CN205195949U (en) | 2015-12-10 | 2015-12-10 | Sound equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205195949U true CN205195949U (en) | 2016-04-27 |
Family
ID=55788883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521027469.0U Expired - Fee Related CN205195949U (en) | 2015-12-10 | 2015-12-10 | Sound equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205195949U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105472502A (en) * | 2015-12-10 | 2016-04-06 | 邢皓宇 | Stereo |
| CN105898647A (en) * | 2016-06-13 | 2016-08-24 | 尚艳燕 | Small wireless Bluetooth loudspeaker |
| CN106851444A (en) * | 2016-12-29 | 2017-06-13 | 东莞产权交易中心 | A kind of rotary sound equipment |
| WO2017096576A1 (en) * | 2015-12-10 | 2017-06-15 | 邢皓宇 | Stereo |
| WO2017214809A1 (en) * | 2016-06-13 | 2017-12-21 | 尚艳燕 | Small wireless bluetooth loudspeaker |
| CN107872741A (en) * | 2016-09-23 | 2018-04-03 | 苹果公司 | Annular supporting structure |
| US10631071B2 (en) | 2016-09-23 | 2020-04-21 | Apple Inc. | Cantilevered foot for electronic device |
| US10652650B2 (en) | 2014-09-30 | 2020-05-12 | Apple Inc. | Loudspeaker with reduced audio coloration caused by reflections from a surface |
| CN112929776A (en) * | 2021-01-21 | 2021-06-08 | 深圳市悦尔声学有限公司 | Improve speaker of earphone audio effect |
| US11256338B2 (en) | 2014-09-30 | 2022-02-22 | Apple Inc. | Voice-controlled electronic device |
-
2015
- 2015-12-10 CN CN201521027469.0U patent/CN205195949U/en not_active Expired - Fee Related
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11256338B2 (en) | 2014-09-30 | 2022-02-22 | Apple Inc. | Voice-controlled electronic device |
| US10652650B2 (en) | 2014-09-30 | 2020-05-12 | Apple Inc. | Loudspeaker with reduced audio coloration caused by reflections from a surface |
| US11818535B2 (en) | 2014-09-30 | 2023-11-14 | Apple, Inc. | Loudspeaker with reduced audio coloration caused by reflections from a surface |
| US10728652B2 (en) | 2014-09-30 | 2020-07-28 | Apple Inc. | Adaptive array speaker |
| USRE49437E1 (en) | 2014-09-30 | 2023-02-28 | Apple Inc. | Audio driver and power supply unit architecture |
| US11290805B2 (en) | 2014-09-30 | 2022-03-29 | Apple Inc. | Loudspeaker with reduced audio coloration caused by reflections from a surface |
| US10524044B2 (en) | 2014-09-30 | 2019-12-31 | Apple Inc. | Airflow exit geometry |
| US10609473B2 (en) | 2014-09-30 | 2020-03-31 | Apple Inc. | Audio driver and power supply unit architecture |
| WO2017096576A1 (en) * | 2015-12-10 | 2017-06-15 | 邢皓宇 | Stereo |
| CN105472502A (en) * | 2015-12-10 | 2016-04-06 | 邢皓宇 | Stereo |
| CN105898647B (en) * | 2016-06-13 | 2019-04-09 | 赣州市比邦数码科技有限公司 | A kind of small sound equipment of wireless blue tooth |
| WO2017214809A1 (en) * | 2016-06-13 | 2017-12-21 | 尚艳燕 | Small wireless bluetooth loudspeaker |
| CN105898647A (en) * | 2016-06-13 | 2016-08-24 | 尚艳燕 | Small wireless Bluetooth loudspeaker |
| US10771890B2 (en) | 2016-09-23 | 2020-09-08 | Apple Inc. | Annular support structure |
| US10631071B2 (en) | 2016-09-23 | 2020-04-21 | Apple Inc. | Cantilevered foot for electronic device |
| CN107872741A (en) * | 2016-09-23 | 2018-04-03 | 苹果公司 | Annular supporting structure |
| US11693488B2 (en) | 2016-09-23 | 2023-07-04 | Apple Inc. | Voice-controlled electronic device |
| US11693487B2 (en) | 2016-09-23 | 2023-07-04 | Apple Inc. | Voice-controlled electronic device |
| CN107872741B (en) * | 2016-09-23 | 2020-08-25 | 苹果公司 | Annular supporting structure |
| CN106851444A (en) * | 2016-12-29 | 2017-06-13 | 东莞产权交易中心 | A kind of rotary sound equipment |
| CN112929776A (en) * | 2021-01-21 | 2021-06-08 | 深圳市悦尔声学有限公司 | Improve speaker of earphone audio effect |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160427 Termination date: 20171210 |