CN109286879A - Odoriferous loudspeaker arrangement - Google Patents
Odoriferous loudspeaker arrangement Download PDFInfo
- Publication number
- CN109286879A CN109286879A CN201710598592.5A CN201710598592A CN109286879A CN 109286879 A CN109286879 A CN 109286879A CN 201710598592 A CN201710598592 A CN 201710598592A CN 109286879 A CN109286879 A CN 109286879A
- Authority
- CN
- China
- Prior art keywords
- sheet material
- odoriferous
- iron piece
- yoke
- loudspeaker arrangement
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
-
- 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
-
- 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
- H04R9/02—Details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2400/00—Loudspeakers
- H04R2400/11—Aspects regarding the frame of loudspeaker transducers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
A kind of odoriferous loudspeaker arrangement distributes the fragrant atmosphere sheet material of specific scent comprising a voice coil assembly and one.Voice coil assembly includes at least a vibrating membrane, a spacer ring, a magnet iron piece, a yoke, a vibrator coil and a circuit board.Vibrating membrane, spacer ring and magnet iron piece are sequentially stacked；Yoke is at least arranged around magnet iron piece, and vibrator coil is set between magnet iron piece and yoke, and around magnet iron piece；And circuit board is electrically connected at vibrator coil.Fragrant atmosphere sheet material is either directly or indirectly fixed on voice coil assembly, uses when the running of voice coil assembly makes a sound, drives air-flow to pass through fragrant atmosphere sheet material by vibration, and reinforces giving forth fragrance.
Description
Technical field
The present invention is about loudspeaker arrangement, especially with regard to a kind of odoriferous loudspeaker arrangement.
Background technique
The 3C device of multiple sensory experience, is gradually developed, for example, provide acousto-optic it is audio-visual while, be also provided with
The body-sensing of person itself is experienced.In another example also providing the nasal receptor of fragrant atmosphere simultaneously while providing audio-visual.
The loudspeaker for having fragrant atmosphere function or earphone in the prior art are generally divided into two.Relatively common technology is
Simple is attached to loudspeaker for the material for adsorbing perfume, and loudspeaker is allowed constantly to distribute fragrance.The intensity of smell depends on perfume
The remaining concentration of gas material, and can not change as loudspeaker operates.Another mode, then be arranged in loudspeaker it is small
Fan when loudspeaker operates sounding, while starting fan and externally blowing, and reinforces the intensity of smell.But setting small fan
The shortcomings that be that the volume of loudspeaker is allowed to be not easy to minimize, therefore be not suitable for Headphone device.Small fan brings additional electric power
It consumes, for portable equipment limited for capacitance, such loudspeaker with small fan shortens the lasting behaviour of portable equipment
Make the time.In addition, small fan is also noise source and electromagnetic interference source, it is unfavorable for the sound quality performance of loudspeaker.
Summary of the invention
The present invention proposes a kind of odoriferous loudspeaker arrangement, can not depend on additional air-flow driving device when running
It can odoriferous loudspeaker arrangement.
In order to achieve the above objectives, the present invention proposes a kind of odoriferous loudspeaker arrangement, comprising a voice coil assembly and
One distributes the fragrant atmosphere sheet material of specific scent.Voice coil assembly includes at least a vibrating membrane, a spacer ring, a magnet iron piece, a yoke, one
Vibrator coil and a circuit board；Vibrating membrane, spacer ring and magnet iron piece are sequentially stacked, and yoke is at least set around magnet iron piece
It sets, vibrator coil is set between magnet iron piece and yoke 138, and around magnet iron piece, and circuit board is electrically connected at vibrational line
Circle.Fragrant atmosphere sheet material is either directly or indirectly fixed on voice coil assembly, driven by vibration when the running of voice coil assembly makes a sound
Air-flow passes through fragrant atmosphere sheet material, and reinforces giving forth fragrance.
In one or more embodiments of the invention, yoke is a U-shaped yoke, accommodates vibrating membrane, spacer ring and magnet iron piece,
And it is surround with bottom surface by yoke around magnet iron piece.
In one or more embodiments of the invention, odoriferous loudspeaker arrangement further includes a procapsid and a rear shell
Body.Procapsid at least has a main sound outlet hole, and penetrates through the inside and outside of procapsid.Back casing is incorporated into procapsid, and shape
At a guard space, aperture after back casing has one, aperture after the yoke insertion of voice coil assembly, and it is empty so that vibrating membrane is located at protection
Between in, and fragrant atmosphere sheet material is affixed to one of procapsid or back casing.
In one or more embodiments of the invention, fragrant atmosphere sheet material is set to the medial surface of procapsid, and covers main sound outlet hole.
In one or more embodiments of the invention, odoriferous loudspeaker arrangement further includes sound outlet hole after one, perforation interval
Ring, magnet iron piece and yoke, fragrant atmosphere sheet material are set to the outwardly projecting part of yoke, and sound outlet hole after covering.
In one or more embodiments of the invention, procapsid further includes multiple auxiliary sound outlet holes, is arranged around main sound outlet hole,
And the inside and outside of procapsid are penetrated through, and fragrant atmosphere sheet material at least covers one of auxiliary sound outlet hole.
In one or more embodiments of the invention, back casing further includes at least one auxiliary aperture, and fragrant atmosphere sheet material covers
Assist aperture.
In one or more embodiments of the invention, fragrant atmosphere sheet material is one of the forming with procapsid or back casing.
In one or more embodiments of the invention, fragrant atmosphere sheet material is incorporated into vibrating membrane.
In one or more of the invention embodiments, fragrant atmosphere sheet material is set in voice coil assembly, and with vibrating membrane, spacer ring with
And magnet iron piece stacking.
It is an advantage of the current invention that fragrant atmosphere sheet material is incorporated into loudspeaker arrangement, entire loudspeaker arrangement is made to become an independence
Component and included fragrance with further for being installed in a shell, and become earphone, speaker.And in loudspeaker arrangement running
In the process, the vibration of sound drives air-flow, and may make that distributing for smell becomes apparent, to reach good situation gas
Taste builds effect, does not need to be additionally configured with air flow-producing device.
Detailed description of the invention
Fig. 1 is the stereogram exploded view of first embodiment of the invention；
Fig. 2 is the perspective view of first embodiment of the invention；
Fig. 3 is the diagrammatic cross-section of first embodiment of the invention；
Fig. 4 is the stereogram exploded view of second embodiment of the invention；
Fig. 5 is the diagrammatic cross-section of third embodiment of the invention；
Fig. 6 is the diagrammatic cross-section of fourth embodiment of the invention；
Fig. 7 and Fig. 8 is the stereogram exploded view of fifth embodiment of the invention；
Fig. 9 is the stereogram exploded view of sixth embodiment of the invention；
Figure 10 is the stereogram exploded view of seventh embodiment of the invention.
Wherein appended drawing reference are as follows:
100 odoriferous loudspeaker arrangements
The main sound outlet hole of 110 procapsid 112
114 auxiliary 120 back casings of sound outlet hole
Aperture 124 assists aperture after 122
130 voice coil assembly, 132 vibrating membrane
133 vibrator coil, 134 spacer ring
135 circuit board, 136 magnet iron piece
138 yoke of sound outlet hole after 137
140 fragrant atmosphere sheet materials
Specific embodiment
It please refers to shown in Fig. 1, Fig. 2 and Fig. 3, is a kind of odoriferous loudspeaking disclosed in first embodiment of the invention
Device 100 can be reinforced distributing specific fragrance when sounding operates.Odoriferous loudspeaker arrangement 100 include a procapsid 110,
One back casing 120, a voice coil assembly 130 and a fragrant atmosphere sheet material 140.
As shown in Figure 1, Figure 2 and shown in Fig. 3, procapsid 110 at least has a main sound outlet hole 112 and multiple auxiliary sound outlet holes
114.Main sound outlet hole 112 is located substantially at the central location of procapsid 110, and penetrates through the inside and outside of procapsid 110.Auxiliary
Sound outlet hole 114 is arranged around main sound outlet hole 112, the same inside and outside for penetrating through procapsid 110.
As shown in Figure 1, Figure 2 and Figure 3, back casing 120 is incorporated into procapsid 110, and forms a guard space.Back casing
120 have one after aperture 122 and auxiliary aperture 124.Aperture 122 is located substantially at the central location of back casing 120 afterwards, to be embedded in
Voice coil assembly 130, and fragrant atmosphere sheet material 140 can be carried in the outside of back casing 120, so that fragrant atmosphere sheet material 140 is fixed on indirectly
Voice coil assembly 130.
As shown in Figures 1 and 3, voice coil assembly 130 be embedded in back casing 120 rear aperture 122 in so that procapsid 110, after
Shell 120 and voice coil assembly 130 are combined into a monomer (loudspeaker arrangement 100 i.e. shown in Fig. 2), with benefit further with an earphone
Shell or casing of loudspeaker box combine, and form an earphone or a loudspeaker.
As shown in Figure 1 and Figure 3, voice coil assembly 130 includes at least a vibrating membrane 132, a spacer ring 134, a magnet iron piece
136, a yoke 138, a vibrator coil 133 and a circuit board 135.Vibrating membrane 132, spacer ring 134 and magnet iron piece 136 according to
Sequence is stacked.Yoke 138 is at least arranged around magnet iron piece 136, and in a preferred embodiment, yoke 138 is U-shaped yoke, holds
Vibrating membrane 132, spacer ring 134 and magnet iron piece 136 are set, so that being surround with bottom surface by yoke 138 around magnet iron piece 136；Meanwhile
Yoke 138 is the rear aperture 122 for being embedded in back casing 120, and is protruded outward, and be located at vibrating membrane 132 in guard space, and
Fragrant atmosphere sheet material 140 is affixed to one of procapsid 110 or back casing 120.Vibrator coil 133 be set to magnet iron piece 136 with
And between yoke 138, and around magnet iron piece 136.Circuit board 135 is electrically connected at vibrator coil 133, is driven by electricity to provide
Vibrator coil 133 makes vibrator coil 133 generate necessary electromagnetic field variation, and vibrating membrane 132 is driven to make a sound.Circuit board
135 can be fixed on that yoke 138 is internal, external or another outer member (such as back casing 120), as long as with vibrator coil 133
Between be electrically connected.In addition, voice coil assembly 130 further includes sound outlet hole 137 after one, spacer ring 134, magnet iron piece 136 are penetrated through
And yoke 138.Aforementioned vibrating membrane 132, spacer ring 134, magnet iron piece 136, yoke 138, vibrator coil 133 and circuit board
135 composition and version, repeats no more below.
Fragrant atmosphere sheet material 140 is to distribute specific scent.The material of specific scent is attached to perfume (or spice) by coating or suction type
Atmosphere sheet material 140.Such as it will be coated on fragrant 140 surface of atmosphere sheet material with specific scent liquid in a manner of spraying, immersion, instillation etc.,
And further it is adsorbed to the inside of fragrant atmosphere sheet material 140；Fragrant atmosphere sheet material 140 is made as porous material or Fiber Materials
At, and the adsorbable liquid with specific scent, such as the liquid of perfume, essential oil or other subsidiary specific scents.Therefore, fragrant
Atmosphere sheet material 140 mainly needs to have good adsorption capacity, and material does not limit then；The material of fragrant atmosphere sheet material 140 can be modeling
Material (especially having porous person), screen cloth, metal (metal mesh, metal wool, porous sintered metal sheet) or fiber etc..When
So, the smell source of fragrant atmosphere sheet material 140 is also not limited to the liquid of additional perfume, essential oil or other subsidiary specific scents,
When making fragrant atmosphere sheet material 140, liquid, solid with specific fragrance can also be mixed into the making material of fragrant atmosphere sheet material 140
In.Fragrant atmosphere sheet material 140 is either directly or indirectly to be fixed on voice coil assembly 130.In first embodiment, fragrant atmosphere sheet material 140 is
Voice coil assembly 130 is fixed on indirectly by procapsid 110 or back casing 110120；More specifically, fragrant atmosphere sheet material 140 is straight
The lateral surface for being fixed on back casing 120 is connect, and covers auxiliary aperture 124, so that fragrant atmosphere sheet material 140 is to be fixed on voice coil indirectly
Assembly 130.Certainly the setting of perfume atmosphere sheet material 140 is not limited.
In the present invention, fragrant atmosphere sheet material 140 is directly or indirectly fixed on voice coil assembly 130.When the vibration of voice coil assembly 130
After moving winding 133 receives the electric power signal from circuit board 135, vibrating membrane 132 is made a sound by driving, and the vibration of sound
It will drive air-flow flowing, so that air-flow passes through fragrant atmosphere sheet material 140 and takes away the material molecule with specific scent, so that of the invention
Loudspeaker arrangement 100 can issue specific smell during running along with the sending of sound, reach construction situation
Purpose.
It please refers to shown in Fig. 4, is a kind of odoriferous loudspeaker arrangement 100 disclosed in second embodiment of the invention, institute
A part that fragrant atmosphere sheet material 140 is incorporated into vibrating membrane 132 and becomes vibrating membrane 132 is stated, such as fragrant atmosphere sheet material 140 can be and be located at
One layer of fibrous layer on 132 surface layer of vibrating membrane.Therefore when vibrating membrane 132 is vibrated by driving, fragrant atmosphere sheet material 140 more directly by
Vibration, and the effect for discharging smell is become apparent.Cyclic annular fragrant atmosphere sheet material 140 shown in figure is only to illustrate, fragrant atmosphere sheet material
140 distribution on vibrating membrane 132 is not limited thereto.
It please refers to shown in Fig. 5, is a kind of odoriferous loudspeaker arrangement 100 disclosed in third embodiment of the invention.In
In 3rd embodiment, fragrant atmosphere sheet material 140 is set to the medial surface of procapsid 110, and covers main sound outlet hole 112.3rd embodiment
Fragrant atmosphere sheet material 140 simultaneously be used as tuning material, adjustment loudspeaker arrangement 100 sound output.Certainly, loudspeaker arrangement 100 is not excluded for
Other tuning materials are also set up, the other parts of loudspeaker arrangement 100 are set to.
It please refers to shown in Fig. 6, is a kind of odoriferous loudspeaker arrangement 100 disclosed in fourth embodiment of the invention.In
In fourth embodiment, fragrant atmosphere sheet material 140 is set to the outwardly projecting part of yoke 138, and sound outlet hole 137 after covering, using as
Filter material avoids foreign matter from being entered in loudspeaker arrangement 100 by back casing 120.The perfume atmosphere sheet material 140 can be catch net, long fibre
Paper, ventilative foaming material (sponge) etc..
It please refers to shown in Fig. 7 and Fig. 8, is a kind of odoriferous loudspeaker arrangement disclosed in fifth embodiment of the invention
100.In the 5th embodiment, procapsid 110 and back casing 120 are made by plastic material.In production procapsid 110 and rear shell
When body 120, fragrant atmosphere sheet material 140 can be first made as particle, be mixed into procapsid 110 and back casing 120；Or pass through abnormal shape
Injection molding allows fragrant atmosphere sheet material 140 to be incorporated into the surface of procapsid 110 or back casing 120, so that fragrant atmosphere sheet material 140 and front housing
Body 110 is integrally formed, or fragrant atmosphere sheet material 140 is integrally formed with back casing 120.140 side of distribution of perfume atmosphere sheet material shown in figure
Formula is only to illustrate, and distribution of the fragrant atmosphere sheet material 140 on procapsid 110 and back casing 120 is not limited thereto.
It please refers to shown in Fig. 9, is a kind of odoriferous loudspeaker arrangement 100 disclosed in sixth embodiment of the invention.In
In sixth embodiment, fragrant atmosphere sheet material 140 is set to the medial surface of procapsid 110, and at least covers one of them and assist out sound
Hole 114.
It please refers to shown in Figure 10, is a kind of odoriferous loudspeaker arrangement 100 disclosed in seventh embodiment of the invention.In
In 7th embodiment, fragrant atmosphere sheet material 140 is set in voice coil assembly 130, and quantity is not limited to one, and and vibrating membrane
132, spacer ring 134 and magnet iron piece 136 are laminated, to be integrated in voice coil assembly 130.
Design focal point of the invention is, fragrant atmosphere sheet material 140 is incorporated into loudspeaker arrangement 100, make fragrant atmosphere sheet material 140 at
For a part of loudspeaker arrangement 100.Fragrant atmosphere sheet material 140 can be an in addition setting, and adsorb the element of scent molecule, can also
Be integrally formed with direct replacement (such as tuning material, filter material) or be integrated in particular element (such as vibrating membrane 132, procapsid
110, back casing 120).Entire loudspeaker arrangement 100 can become an individual components and included fragrance, further for being installed on
In one shell, and become earphone, speaker.During loudspeaker arrangement 100 operates, the vibration of sound drives air-flow, and can make
It obtains distributing for smell to become apparent, so that reaching good situation smell builds effect.
Claims (10)
1. a kind of odoriferous loudspeaker arrangement, characterized by comprising:
One voice coil assembly includes at least a vibrating membrane, a spacer ring, a magnet iron piece, a yoke, a vibrator coil and a circuit
Plate；The vibrating membrane, the spacer ring and the magnet iron piece are sequentially stacked, which is at least arranged around the magnet iron piece, the vibration
Moving winding is set between the magnet iron piece and the yoke, and around the magnet iron piece, and the circuit board is electrically connected at the vibration
Coil；And
One distributes the fragrant atmosphere sheet material of specific scent, is either directly or indirectly fixed on the voice coil assembly.
2. odoriferous loudspeaker arrangement as described in claim 1, which is characterized in that the yoke is a U-shaped yoke, and accommodating should
Vibrating membrane, the spacer ring and the magnet iron piece, and surround with bottom surface by the yoke around the magnet iron piece.
3. odoriferous loudspeaker arrangement as described in claim 1, which is characterized in that further include:
One procapsid at least has a main sound outlet hole, and penetrates through the inside and outside of the procapsid；And
One back casing is incorporated into the procapsid, and forms a guard space, aperture after which has one, yoke insertion
The rear aperture, and it is located at the vibrating membrane in the guard space, and the perfume atmosphere sheet material is affixed to the procapsid or the rear shell
One of body.
4. odoriferous loudspeaker arrangement as claimed in claim 3, which is characterized in that the perfume atmosphere sheet material is set to the procapsid
Medial surface, and cover the main sound outlet hole.
5. odoriferous loudspeaker arrangement as claimed in claim 3, which is characterized in that further include sound outlet hole after one, perforation should
Spacer ring, the magnet iron piece and the yoke, the perfume atmosphere sheet material are set to the outwardly projecting part of the yoke, and cover the rear sound out
Hole.
6. odoriferous loudspeaker arrangement as claimed in claim 3, which is characterized in that the procapsid further includes multiple assists out
Sound hole around the main sound outlet hole setting, and penetrates through the inside and outside of the procapsid, and the perfume atmosphere sheet material at least covers wherein
One auxiliary sound outlet hole.
7. odoriferous loudspeaker arrangement as claimed in claim 3, which is characterized in that the back casing further includes at least one auxiliary
Aperture, and the perfume atmosphere sheet material covers the auxiliary aperture.
8. odoriferous loudspeaker arrangement as claimed in claim 3, which is characterized in that the perfume atmosphere sheet material and the procapsid should
Back casing is one of the forming.
9. odoriferous loudspeaker arrangement as described in claim 1, which is characterized in that the perfume atmosphere sheet material is incorporated into the vibration
Film.
10. odoriferous loudspeaker arrangement as described in claim 1, which is characterized in that the perfume atmosphere sheet material is set to the voice coil
In assembly, and it is laminated with the vibrating membrane, the spacer ring and the magnet iron piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710598592.5A CN109286879A (en) | 2017-07-21 | 2017-07-21 | Odoriferous loudspeaker arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710598592.5A CN109286879A (en) | 2017-07-21 | 2017-07-21 | Odoriferous loudspeaker arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109286879A true CN109286879A (en) | 2019-01-29 |
Family
ID=65185106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710598592.5A Withdrawn CN109286879A (en) | 2017-07-21 | 2017-07-21 | Odoriferous loudspeaker arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109286879A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110430491A (en) * | 2019-09-06 | 2019-11-08 | 河南普润仪器设备有限公司 | A kind of speaker with fragrant atmosphere |
| CN114664339A (en) * | 2022-05-17 | 2022-06-24 | 深圳市盛天龙视听科技有限公司 | Audio player capable of switching and releasing various aromatherapy based on sound wave driving |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04158699A (en) * | 1990-10-23 | 1992-06-01 | Mitsubishi Electric Corp | Speaker equipment |
| JPH077780A (en) * | 1993-06-16 | 1995-01-10 | Pioneer Electron Corp | Speaker system |
| CN2648750Y (en) * | 2003-08-28 | 2004-10-13 | 美律实业股份有限公司 | Receiver capable of improving frequency response |
| KR20070121430A (en) * | 2006-06-22 | 2007-12-27 | 주식회사 대우일렉트로닉스 | Speaker having diffusing fragrance |
| CN202841433U (en) * | 2012-09-26 | 2013-03-27 | 深圳市得辉达科技有限公司 | Sound box capable of emitting sweet smell |
| JP2017060128A (en) * | 2015-09-18 | 2017-03-23 | ティ・アール・エイ株式会社 | Loudspeaker |
-
2017
- 2017-07-21 CN CN201710598592.5A patent/CN109286879A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04158699A (en) * | 1990-10-23 | 1992-06-01 | Mitsubishi Electric Corp | Speaker equipment |
| JPH077780A (en) * | 1993-06-16 | 1995-01-10 | Pioneer Electron Corp | Speaker system |
| CN2648750Y (en) * | 2003-08-28 | 2004-10-13 | 美律实业股份有限公司 | Receiver capable of improving frequency response |
| KR20070121430A (en) * | 2006-06-22 | 2007-12-27 | 주식회사 대우일렉트로닉스 | Speaker having diffusing fragrance |
| CN202841433U (en) * | 2012-09-26 | 2013-03-27 | 深圳市得辉达科技有限公司 | Sound box capable of emitting sweet smell |
| JP2017060128A (en) * | 2015-09-18 | 2017-03-23 | ティ・アール・エイ株式会社 | Loudspeaker |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110430491A (en) * | 2019-09-06 | 2019-11-08 | 河南普润仪器设备有限公司 | A kind of speaker with fragrant atmosphere |
| CN110430491B (en) * | 2019-09-06 | 2020-07-14 | 深圳市善愿科技有限公司 | Sound box with fragrance |
| CN114664339A (en) * | 2022-05-17 | 2022-06-24 | 深圳市盛天龙视听科技有限公司 | Audio player capable of switching and releasing various aromatherapy based on sound wave driving |
| CN114664339B (en) * | 2022-05-17 | 2022-08-23 | 深圳市盛天龙视听科技有限公司 | Audio player capable of switching and releasing various aromatherapy based on sound wave driving |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190129 |
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| WW01 | Invention patent application withdrawn after publication |