CN201479357U - Portable telescopic sound box speaker - Google Patents
Portable telescopic sound box speaker Download PDFInfo
- Publication number
- CN201479357U CN201479357U CN2009201509719U CN200920150971U CN201479357U CN 201479357 U CN201479357 U CN 201479357U CN 2009201509719 U CN2009201509719 U CN 2009201509719U CN 200920150971 U CN200920150971 U CN 200920150971U CN 201479357 U CN201479357 U CN 201479357U
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- cup
- rectangular
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- rim
- extension type
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Abstract
Generally, a portable speaker is light, thin and short to facilitate carrying. However, the small volume in the interior of a speaker box is not in favor of the resonance vibration of sound intermediate frequency and bass with the speaker box. In order to take both portability and high-fidelity sound quality into account, the utility model provides a portable telescopic sound box speaker which comprises a telescopic sound box. When the telescopic sound box is retracted, the speaker is portable; and when the telescopic sound box is stretched, the volume in the interior of the telescopic sound box increases to facilitate the resonance vibration of sound intermediate frequency and bass with the telescopic sound box. The portable telescopic sound box speaker further comprises a rechargeable battery which can be charged by an external power supply if any.
Description
Technical field
The utility model relates to a kind of portable extension type speaker, relates in particular to the loudspeaker of the audio amplifier with stretching structure.
Background technology
The loudspeaker that generally are commonly called as comprise loudspeaker monomer and audio amplifier, and the quality of loudspeaker is not only relevant with the loudspeaker monomer, and the spatial design of audio amplifier and material are important too.Yet general portable loudspeaker, usually in order to be easy to carry, that all does usually is compact, to such an extent as to sacrifice the space of audio amplifier, make sound that loudspeaker produced can not reach the requirement of high fax tonequality, especially on intermediate frequency, low frequency and supper bass, when loudspeaker and audio amplifier resonate, this intermediate frequency, low frequency wavelength higher-frequency are long, so the internal volume of audio amplifier needs bigger.In order to reach the genuine tonequality of high pass, the internal volume of the needed audio amplifier of loudspeaker is not that general portable loudspeaker can satisfy.In addition, the loudspeaker that generally are used for consumption electronic products, usually all there is the USB joint can supply to be connected to this consumption electronic products, for example notebook computer, Mp3 player, they also can consume the electric weight of this consumption electronic products battery simultaneously, reducing its start operating time, for the consumption electronic products of being particular about the long start operating time, is a shortcoming.
The utility model content
In view of above-mentioned, the utility model proposes a kind of scalable speaker, it has compact and the extensile audio amplifier of volume, and has rechargeable battery, this rechargeable battery has the advantage of the start operating time that can prolong these consumption electronic products, below is brief description of the present utility model.
The purpose of this utility model is to provide a kind of portable extension type speaker, by the design of extension type audio amplifier, when this extension type audio amplifier is taken in, in order to be easy to carry; When this extension type audio amplifier stretched, the entire length of audio amplifier inside increased, and the audio frequency vibration that the loudspeaker monomer produced is beneficial to response sound intermediate frequency and bass and produces resonance.
According to above-mentioned conception, the utility model proposes a kind of portable extension type speaker, comprise:
One loudspeaker monomer is in order to produce audio frequency vibration; And
One extension type audio amplifier responds this audio frequency vibration and produces resonance, and comprise at least one first rectangular cup structure and be nested in one the 3rd rectangular cup structure in this first rectangular cup structure, wherein:
This first rectangular cup structure comprises at the bottom of one first rim of a cup, one first wall of cup and one first glass, wherein, this first rim of a cup is greater than at the bottom of this first glass, has a rectangular aperture at the bottom of this first glass, and the inwall at the bottom of the inwall of this first rim of a cup and this first glass all has several projections;
The 3rd rectangular cup structure comprises at the bottom of one the 3rd rim of a cup, one the 3rd wall of cup and one the 3rd glass, the 3rd rim of a cup is greater than at the bottom of the 3rd glass, and greater than the rectangular aperture at the bottom of this first glass, have a rectangular aperture at the bottom of the 3rd glass, the outer wall of the 3rd rim of a cup has several grooves;
This extension type audio amplifier when stretching, several grooves of the 3rd rectangular cup structure the 3rd rim of a cup outer wall respectively with several projection tablings of inwall at the bottom of first glass on this first rectangular cup structure; This extension type audio amplifier when taking in, several grooves of the 3rd rectangular cup structure the 3rd rim of a cup outer wall respectively with several projection tablings of this first rectangular cup structure, first rim of a cup inwall.
Further, above-mentioned scalable speaker also can have following characteristics:
Also comprise several second nested successively rectangular cup structures, the wherein first second rectangular cup structure is nested in this first rectangular cup structure, and the 3rd rectangular cup structure is nested in this most last second rectangular cup structure:
Each this second rectangular cup structure comprises: at the bottom of one second rim of a cup, one second wall of cup and one second glass, this second rim of a cup is greater than at the bottom of this second glass, and greater than the rectangular aperture at the bottom of the last rectangular cup structure cup that is adjacent, has one second rectangular aperture at the bottom of this second glass, inwall at the bottom of the inwall of this second rim of a cup and this second glass all has several projections, and the outer wall of this second rim of a cup has several grooves;
This extension type audio amplifier when stretching, several projection tablings of inwall at the bottom of the last rectangular cup structure cup that several grooves of each rectangular cup structure rim of a cup outer wall are adjacent respectively; This extension type audio amplifier when taking in, several projection tablings of the last rectangular cup structure rim of a cup inwall that several grooves of each rectangular cup structure rim of a cup outer wall are adjacent respectively.
Further, above-mentioned scalable speaker also can have following characteristics:
The rim of a cup place of back one rectangular cup structure has a ring-shaped rubber in two nested each other rectangular cup structures.
Further, above-mentioned scalable speaker also can have following characteristics:
This loudspeaker monomer has several trip holes;
This extension type audio amplifier also comprises a front panel, and this front panel has several perforates, several trips, and these several trips are filled in these several trip holes this loudspeaker monomer solid is scheduled on this front panel; And
The margin of optic cup of this first rectangular cup structure, first rim of a cup, have several first screw holes, several screws pass these several perforates and lock this several first screw hole, these several screws are fixed in the margin of optic cup of this first rim of a cup in order to this front panel that this loudspeaker monomer will be housed, to prevent this front panel vibration.
Further, above-mentioned scalable speaker also can have following characteristics:
Wherein the material of this extension type audio amplifier is timber, metal, plastics or cardboard.
Further, above-mentioned scalable speaker also can have following characteristics:
Also comprise a spring and a mechanical type button:
This mechanical type is flexible by this spring of key control, is stretching or is taking in to control this extension type audio amplifier.
Further, above-mentioned scalable speaker also can have following characteristics:
Also comprise one first port, it is in order to be connected to a power supply playing device, when this first port is connected to this power supply playing device, this power supply playing device is supplied with this portable extension type speaker one external power source and data, and this portable extension type speaker also comprises a rechargeable battery, and this external power source charges to this rechargeable battery; And/or
Also comprise one second port, it is in order to be connected to the playing device of not powering, and this playing device of not powering is supplied with this portable extension type speaker one voice signal, and this rechargeable battery provides this portable extension type speaker device one internal electric source.
Further, above-mentioned scalable speaker also can have following characteristics:
Also comprise a stepper motor:
This stepper motor drives a gear train, is stretching or is taking in order to control this extension type audio amplifier.
Further, above-mentioned scalable speaker also can have following characteristics:
Also comprise a processor:
This processor is detected the electric weight of a rechargeable battery, and when the electric weight of this rechargeable battery was not enough, this electric expansion formula audio amplifier was taken in automatically.
Thus, this portable extension type speaker just can be taken into account the demand of carrying convenience and high fax tonequality, it has rechargeable battery simultaneously can prolong the start operating time, and detailed execution mode please refer to the following description further to be understood.
Description of drawings
Fig. 1: the schematic diagram of portable extension type speaker;
Fig. 2 (a): the schematic diagram of the first rectangular cup structure;
Fig. 2 (b): the schematic diagram of the second rectangular cup structure;
Fig. 2 (c): the schematic diagram of the 3rd rectangular cup structure;
Fig. 3 (a): the schematic diagram when the extension type audio amplifier is taken in;
Fig. 3 (b): the schematic diagram when the extension type audio amplifier stretches;
Fig. 4 (a): the schematic diagram of loudspeaker monomer;
Fig. 4 (b): the schematic diagram of front panel;
Fig. 4 (c): the loudspeaker monomer solid is due to the schematic diagram of front panel; And
Fig. 5: portable extension type speaker schematic representation of apparatus.
Embodiment
Technological means of the present utility model will be described in detail as follows, and believe the purpose of this utility model, feature and advantage, when can obtaining deep explanation thus, the following example and graphic only provide with reference to and explanation, be not to be used for the utility model is limited.
See also Fig. 1, it is the structural representation of portable extension type speaker first embodiment.These portable extension type loudspeaker 10 comprise a loudspeaker monomer 104 and an extension type audio amplifier 11.This loudspeaker monomer 104 is fixed in a front panel 100, and in order to produce audio frequency vibration, this extension type audio amplifier 11 responds these audio frequency vibrations and produces resonance.This extension type audio amplifier 11 comprises one first rectangular cup structure, 101, one second rectangular cup structures 102 and one the 3rd rectangular cup structure 103.
See also Fig. 2 (a), it is the schematic diagram of this first rectangular cup structure.This first rectangular cup structure 101 comprises: at the bottom of one first rim of a cup 1011, one first wall of cup 1012 and one first glass 1013.This first rim of a cup 1011 is greater than at the bottom of this first glass 1013, and 1013 have one first rectangular aperture 1014 at the bottom of this first glass.The inwall of this first rim of a cup has several first projections 10111, and the inwall at the bottom of this first glass has several second projections 10131.The margin of optic cup of this first rim of a cup 1011 has several first screw holes 10112.
See also Fig. 2 (b), it is the schematic diagram of this second rectangular cup structure.This second rectangular cup structure 102 comprises: at the bottom of one second rim of a cup 1021, one second wall of cup 1022 and one second glass 1023, this second rim of a cup 1021 is greater than at the bottom of this second glass 1023, and greater than 1013 first rectangular aperture 1014 at the bottom of this first glass, 1023 have one second rectangular aperture 1024 at the bottom of this second glass.The inwall of this second rim of a cup 1021 has several the 3rd projections 10211; The outer wall of this second rim of a cup 1021 has several the 3rd grooves 10212; 1023 inwall has several the 4th projections 10231 at the bottom of this second glass.This second cup-like structure 102 is nested in this first cup-like structure 101.
See also Fig. 2 (c), it is the schematic diagram of the 3rd rectangular cup structure.The 3rd rectangular cup structure 103 comprises: at the bottom of one the 3rd rim of a cup 1031, one the 3rd wall of cup 1032 and one the 3rd glass 1033, the 3rd rim of a cup 1031 is greater than at the bottom of the 3rd glass 1033, and greater than 1033 having one the 3rd rectangular aperture (not shown) at the bottom of 1024, the three glasss of 1023 second rectangular apertures at the bottom of this second glass.The outer wall of the 3rd rim of a cup 1031 has several the 5th grooves 10311.The 3rd rectangular cup structure 103 is nested in this second rectangular cup structure 102.
Above-mentioned this first rectangular cup structure 101, this second rectangular cup structure 102, the 3rd rectangular cup structure 103 are nested successively, and link bunchiness mutually by its bottom opening, wherein big cup-like structure can be held less cup-like structure, for two adjacent cup-like structure, the rim of a cup of less cup-like structure can't pass through the opening at the cup end of big cup-like structure.To introduce first embodiment of the invention extension type audio amplifier 11 below in detail and how realize " scalable " characteristic:
See also Fig. 3 (a), the structural representation when it is taken in for this extension type audio amplifier 11.This second rectangular cup structure 102 is accommodated within this first rectangular cup structure 101, these several first projection 10111 embeds this several the 3rd groove 10212, to engage this first rectangular cup structure 101 and this second rectangular cup structure 102 formed 1 first is taken in combination.The 3rd rectangular cup structure 103 is accommodated within this second rectangular cup structure 102, these several the 3rd projection 10211 embeds this several the 5th groove 10311, to engage this second rectangular cup structure 102 and the 3rd rectangular cup structure 103 formed 1 second is taken in combination.This first is taken in combination and this second and takes in and be combined to form one and portablely take in combination.
See also Fig. 3 (b), the structural representation when it is these extension type audio amplifier 11 stretching, extensions.This second cup-like structure 102 is stretched in this first cup-like structure 101, and these several second projection 10131 embeds this several the 3rd groove 10212, to engage this first rectangular cup structure 101 and this second cup-like structure 102 formed one first stretches combination.The 3rd rectangular cup structure 103 is stretched in this second rectangular cup structure 102, these several the 4th projection 10231 embeds this several the 5th groove 10311, engaging this second rectangular cup structure 102 and the 3rd rectangular cup structure 103 formed one second stretches combination, and this first and this second stretch and be combined to form an expansion type and stretch combination.
In Fig. 2 (b) and Fig. 2 (c), this second rim of a cup place and the 3rd rim of a cup place respectively have one first ring-shaped rubber 1025 and one second ring-shaped rubber 1034, this first ring-shaped rubber 1025 makes this first stretch to be combined in and can more closely and prevent when engaging that this from first stretching combination vibration, and this second ring-shaped rubber 1034 makes this second stretch to be combined in and can more closely and prevent when engaging that this from second stretching combination vibration.
This extension type audio amplifier forms this portable taking in when making up, and this extension type audio amplifier responds high audio vibration and produces resonance; And this extension type audio amplifier is when forming this expansion type and stretching combination, and this extension type audio amplifier responds high audio vibration, sound intermediate frequency vibration, and bass vibration and produce resonance.
See also Fig. 4 (a), it is the schematic diagram of this loudspeaker monomer.This loudspeaker monomer 104 has several trip holes 1041.See also Fig. 4 (b), it is the schematic diagram of this preceding edition.See also Fig. 4 (c), it is that this loudspeaker monomer 104 is fixed in the schematic diagram on this front panel.This front panel 100 has several perforates 1002, several trips 1001, and these several trips 1001 are filled in these several trip holes 1041 is fixed on this front panel 100 this loudspeaker monomer 104.Several screws pass these several perforates 1002 and lock this several first screw hole 10112, and these several screws are fixed in the margin of optic cup of this first rim of a cup 101 in order to this front panel 100 that this loudspeaker monomer 104 will be housed, to prevent this front panel 100 vibrations.
Above-mentioned portable extension type speaker only is the present invention's one preferred version, in fact, in the embodiment of the invention, this extension type audio amplifier 11 comprises at least this first rectangular cup structure 101 and is nested in the 3rd rectangular cup structure 103 in this first rectangular cup structure 101, can realize the most basic " scalable " effect.In order to make " scalable " effect better, this extension type audio amplifier 11 can also also comprise several second nested successively rectangular cup structures 102, the wherein first second rectangular cup structure 102 is nested in this first rectangular cup structure 101, the 3rd rectangular cup structure 103 is nested in this most last second rectangular cup structure 102, each rectangular cup structure links bunchiness mutually by its bottom opening, wherein big cup-like structure can be held less cup-like structure, for two adjacent cup-like structure, the rim of a cup of less cup-like structure can't pass through the opening at the cup end of big cup-like structure.This extension type audio amplifier when stretching, several projection tablings of inwall at the bottom of the last rectangular cup structure cup that several grooves of each rectangular cup structure rim of a cup outer wall are adjacent respectively; This extension type audio amplifier when taking in, several projection tablings of the last rectangular cup structure rim of a cup inwall that several grooves of each rectangular cup structure rim of a cup outer wall are adjacent respectively.
See also Fig. 5, it is this portable extension type speaker schematic representation of apparatus among second embodiment.This portable extension type speaker device 30 comprises several portable extension type speakers 10 and 20, and this portable extension type speaker 10 and 20 all comprises one first port one 0323, one second port one 0324, a rechargeable battery (not shown), reaches an extension type audio amplifier 11.This first port one 0323 is in order to be connected to a power supply playing device (not shown), and when this first port one 0323 was connected to this power supply playing device, this power supply playing device was supplied with this portable extension type speaker 10 and 20 1 external power sources and data.This second port one 0324 is in order to be connected to the playing device of not powering, and this playing device of not powering is supplied with this portable extension type speaker one voice signal, maybe can be connected to each other this portable extension type speaker 10 and 20.When this second port one 0324 is connected to one when not powering playing device, this rechargeable battery provides this portable extension type speaker device one internal electric source.This external power source is during to this portable extension type speaker device, and this external power source charges to this rechargeable battery.
This extension type audio amplifier 11 can be as described in the above-mentioned content, comprises at least this first rectangular cup structure 101 and is nested in the 3rd rectangular cup structure 103 in this first rectangular cup structure 101, to realize the most basic " scalable " effect.In order to make " scalable " effect better, this extension type audio amplifier 11 can also also comprise several second nested successively rectangular cup structures 102, the wherein first second rectangular cup structure 102 is nested in these first rectangular cup structure, 101, the three rectangular cup structures 103 and is nested in this most last second rectangular cup structure 102.This extension type audio amplifier when stretching, several projection tablings of inwall at the bottom of the last rectangular cup structure cup that several grooves of each rectangular cup structure rim of a cup outer wall are adjacent respectively; This extension type audio amplifier when taking in, several projection tablings of the last rectangular cup structure rim of a cup inwall that several grooves of each rectangular cup structure rim of a cup outer wall are adjacent respectively.
The mode that this portable extension type speaker device 30 can utilize spring to discharge elastic force stretches this portable extension type speaker 10 and 20, or stretch or fold this portable extension type speaker 10 and 20 in the mode of stepper motor driven gear group, wherein, preferably, can spring be unclamped by the mechanical type button, and this portable extension type speaker is stretched.This portable extension type speaker device 30 can also comprise a processor, this processor is detected the electric weight of this rechargeable battery, when the electric weight of this rechargeable battery is not enough, this portable extension type speaker device 30 starts a shutdown programm of this portable extension type speaker device 30, this shutdown programm comprises: the 3rd rectangular cup structure 103 is taken in to this second rectangular cup structure 102, and the 3rd cup-like structure 103 is taken in to this first cup-like structure 101 with this second cup-like structure 102.
The utility model is accommodated in the 3rd rectangular cup structure 103 and this second rectangular cup structure 102 within this first rectangular cup structure 101, and this portable extension type speaker device 30 is easy to carry.When increasing the entire length of this extension type audio amplifier 11 stretching this extension type audio amplifier 11, this portable extension type speaker device 30 can obtain better acoustical quality.Increase the half of the entire length of audio amplifier stretching this extension type audio amplifier, can strengthen the effect of sound intermediate frequency to total elongation.The entire length that increases audio amplifier stretching this extension type audio amplifier can strengthen the effect of bass during to total elongation.
In sum, the utility model portable extension type speaker and device thereof can reach the effect that sets really.The personnel that have common technological know-how in the technical field under any the utility model, under the prerequisite of the spirit and scope that do not break away from the utility model and proposed, can implement in form and do some changes on the details.Scope of patent protection of the present utility model still must be defined with the appending claims scope and is as the criterion.
Claims (9)
1. portable extension type speaker comprises:
One loudspeaker monomer is in order to produce audio frequency vibration; And
One extension type audio amplifier responds this audio frequency vibration and produces resonance, and comprise at least one first rectangular cup structure and be nested in one the 3rd rectangular cup structure in this first rectangular cup structure, wherein:
This first rectangular cup structure comprises at the bottom of one first rim of a cup, one first wall of cup and one first glass, wherein, this first rim of a cup is greater than at the bottom of this first glass, has a rectangular aperture at the bottom of this first glass, and the inwall at the bottom of the inwall of this first rim of a cup and this first glass all has several projections;
The 3rd rectangular cup structure comprises at the bottom of one the 3rd rim of a cup, one the 3rd wall of cup and one the 3rd glass, the 3rd rim of a cup is greater than at the bottom of the 3rd glass, and greater than the rectangular aperture at the bottom of this first glass, have a rectangular aperture at the bottom of the 3rd glass, the outer wall of the 3rd rim of a cup has several grooves;
This extension type audio amplifier when stretching, several grooves of the 3rd rectangular cup structure the 3rd rim of a cup outer wall respectively with several projection tablings of inwall at the bottom of first glass on this first rectangular cup structure; This extension type audio amplifier when taking in, several grooves of the 3rd rectangular cup structure the 3rd rim of a cup outer wall respectively with several projection tablings of this first rectangular cup structure, first rim of a cup inwall.
2. scalable speaker as claimed in claim 1, it is characterized in that, also comprise several second nested successively rectangular cup structures, the wherein first second rectangular cup structure is nested in this first rectangular cup structure, and the 3rd rectangular cup structure is nested in this most last second rectangular cup structure:
Each this second rectangular cup structure comprises: at the bottom of one second rim of a cup, one second wall of cup and one second glass, this second rim of a cup is greater than at the bottom of this second glass, and greater than the rectangular aperture at the bottom of the last rectangular cup structure cup that is adjacent, has one second rectangular aperture at the bottom of this second glass, inwall at the bottom of the inwall of this second rim of a cup and this second glass all has several projections, and the outer wall of this second rim of a cup has several grooves;
This extension type audio amplifier when stretching, several projection tablings of inwall at the bottom of the last rectangular cup structure cup that several grooves of each rectangular cup structure rim of a cup outer wall are adjacent respectively; This extension type audio amplifier when taking in, several projection tablings of the last rectangular cup structure rim of a cup inwall that several grooves of each rectangular cup structure rim of a cup outer wall are adjacent respectively.
3. scalable speaker as claimed in claim 1 or 2 is characterized in that:
The rim of a cup place of back one rectangular cup structure has a ring-shaped rubber in two nested each other rectangular cup structures.
4. scalable speaker as claimed in claim 1 is characterized in that:
This loudspeaker monomer has several trip holes;
This extension type audio amplifier also comprises a front panel, and this front panel has several perforates, several trips, and these several trips are filled in these several trip holes this loudspeaker monomer solid is scheduled on this front panel; And
The margin of optic cup of this first rectangular cup structure, first rim of a cup, have several first screw holes, several screws pass these several perforates and lock this several first screw hole, these several screws are fixed in the margin of optic cup of this first rim of a cup in order to this front panel that this loudspeaker monomer will be housed, to prevent this front panel vibration.
5. scalable speaker as claimed in claim 1 is characterized in that:
Wherein the material of this extension type audio amplifier is timber, metal, plastics or cardboard.
6. scalable speaker as claimed in claim 1 is characterized in that, also comprises a spring and a mechanical type button:
This mechanical type is flexible by this spring of key control, is stretching or is taking in to control this extension type audio amplifier.
7. scalable speaker as claimed in claim 1 is characterized in that:
Also comprise one first port, it is in order to be connected to a power supply playing device, when this first port is connected to this power supply playing device, this power supply playing device is supplied with this portable extension type speaker one external power source and data, and this portable extension type speaker also comprises a rechargeable battery, and this external power source charges to this rechargeable battery; And/or
Also comprise one second port, it is in order to be connected to the playing device of not powering, and this playing device of not powering is supplied with this portable extension type speaker one voice signal, and this rechargeable battery provides this portable extension type speaker device one internal electric source.
8. scalable speaker as claimed in claim 1 is characterized in that, also comprises a stepper motor:
This stepper motor drives a gear train, is stretching or is taking in order to control this extension type audio amplifier.
9. scalable speaker as claimed in claim 8 is characterized in that, also comprises a processor:
This processor is detected the electric weight of a rechargeable battery, and when the electric weight of this rechargeable battery was not enough, this electric expansion formula audio amplifier was taken in automatically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201509719U CN201479357U (en) | 2009-06-01 | 2009-06-01 | Portable telescopic sound box speaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201509719U CN201479357U (en) | 2009-06-01 | 2009-06-01 | Portable telescopic sound box speaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201479357U true CN201479357U (en) | 2010-05-19 |
Family
ID=42415612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201509719U Expired - Fee Related CN201479357U (en) | 2009-06-01 | 2009-06-01 | Portable telescopic sound box speaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201479357U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101909225A (en) * | 2010-08-13 | 2010-12-08 | 美力达电子（昆山）有限公司 | Multifunctional combined type lifting soundbox |
| WO2013056481A1 (en) * | 2011-10-18 | 2013-04-25 | Poon Chiwai Patrick | Telescopic audio device |
| CN109618252A (en) * | 2018-12-07 | 2019-04-12 | 歌尔科技有限公司 | Speaker and speaker control method |
-
2009
- 2009-06-01 CN CN2009201509719U patent/CN201479357U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101909225A (en) * | 2010-08-13 | 2010-12-08 | 美力达电子（昆山）有限公司 | Multifunctional combined type lifting soundbox |
| WO2013056481A1 (en) * | 2011-10-18 | 2013-04-25 | Poon Chiwai Patrick | Telescopic audio device |
| CN109618252A (en) * | 2018-12-07 | 2019-04-12 | 歌尔科技有限公司 | Speaker and speaker control method |
| CN109618252B (en) * | 2018-12-07 | 2024-04-09 | 歌尔科技有限公司 | Sound box and sound box control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100519 Termination date: 20110601 |