CN109352876A - The molding die of earphone, hearing aid and totally-enclosed earplug and totally-enclosed earplug - Google Patents
The molding die of earphone, hearing aid and totally-enclosed earplug and totally-enclosed earplug Download PDFInfo
- Publication number
- CN109352876A CN109352876A CN201811408161.9A CN201811408161A CN109352876A CN 109352876 A CN109352876 A CN 109352876A CN 201811408161 A CN201811408161 A CN 201811408161A CN 109352876 A CN109352876 A CN 109352876A
- Authority
- CN
- China
- Prior art keywords
- earplug
- ring packing
- totally
- enclosed
- packing piece
- 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.)
- Pending
Links
- 238000000465 moulding Methods 0.000 title claims abstract description 27
- 238000012856 packing Methods 0.000 claims abstract description 71
- 239000011159 matrix material Substances 0.000 claims description 22
- 230000002035 prolonged effect Effects 0.000 claims 1
- 210000000613 ear canal Anatomy 0.000 abstract description 30
- 238000002955 isolation Methods 0.000 abstract description 3
- 210000003128 head Anatomy 0.000 description 15
- 238000007789 sealing Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 101001010782 Drosophila melanogaster Fez family zinc finger protein erm Proteins 0.000 description 5
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/42—Moulds or cores; Details thereof or accessories therefor characterised by the shape of the moulding surface, e.g. ribs or grooves
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1091—Details not provided for in groups H04R1/1008 - H04R1/1083
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention relates to the molding die of a kind of earphone, hearing aid and totally-enclosed earplug and totally-enclosed earplug, totally-enclosed earplug include earplug body and in the outside wall surface of earplug body axially spaced distribution several ring packing pieces.Ring packing piece is soft laminated structure, and the inner ring of ring packing piece and the outside wall surface of earplug body are connected and sealed, and ring packing piece is extended laterally outward by the outside wall surface of earplug body.Utilize the soft characteristic of ring packing piece, ring packing piece can be with the shape distortion in ear canal, the outer ring of each ring packing piece seals after capable of being bonded with the inner wall of ear canal, the outer ring of several ring packing pieces acts on simultaneously, allowing between earplug energy and ear canal can be fully sealed, and achieve the purpose that be completely closed isolation ambient noise.
Description
Technical field
The present invention relates to earphone fields, more specifically to a kind of earphone, hearing aid and totally-enclosed earplug and totally-enclosed
The molding die of earplug.
Background technique
Earplug in the related technology is usually that cone structure or column structure are directly plugged into ear canal, is also had using deformable
Taper ear muff or bowl-type ear muff, after filling in ear canal, allow ear muff be bonded with ear canal wall realization sealing.
In the above structure, since the of different sizes of ear canal, structure are also different, for different users, it is not suitable for institute
Some clients, will cause that sealing effect is bad, connect after taper ear muff or the deformation of bowl-type ear muff with the contact surface of ear canal wall for line
The case where touching, contact surface is also smaller, and sealing effect is bad, still will appear leakage sound, is not easy to reach and is completely closed isolation ambient noise
Purpose.
Summary of the invention
The technical problem to be solved in the present invention is that the defect bad for the above-mentioned sealing effect of the prior art, provides
A kind of molding die of earphone, hearing aid and totally-enclosed earplug and totally-enclosed earplug.
The technical solution adopted by the present invention to solve the technical problems is: constructing a kind of totally-enclosed earplug, including earplug sheet
Body and in the outside wall surface of the earplug body axially spaced distribution several ring packing pieces；
The ring packing piece is soft laminated structure, the inner ring of the ring packing piece and the earplug body it is outer
Wall surface is connected and is sealed, and the ring packing piece is extended laterally outward by the outside wall surface of the earplug body.
Preferably, the earplug body includes two opposite inner ends and outer end, is arranged from the outer end to the inner end
The outer diameter of each ring packing piece is sequentially reduced, and the quantity of the ring packing piece outside the earplug body is not less than four.
Preferably, in the axial two adjacent ring packing pieces, the ring packing piece close to the earplug body inner end
Radial width not less than the axial spacing between the adjacent ring packing piece of corresponding position two.
Preferably, the outer ring of each ring packing piece is tilted to the outer end.
Preferably, each ring packing piece is structure as a whole with the earplug body, and the part or all of annular is close
The inner ring side of mounting is equipped with the deformation slot being arranged along the border of the earplug body.
Preferably, the earplug body includes two opposite inner ends and outer end, is arranged from the outer end to the inner end
The outer diameter of each ring packing piece is sequentially reduced, and the bottom surface section of the deformation slot is arc-shaped, and the deformation slot position is in correspondence
Side of the ring packing piece close to the outer end.
A kind of earphone, including earphone heads and the totally-enclosed earplug, the earplug body is cylindrical in shape, the earplug body
It is set in the earphone heads.
A kind of hearing aid, including earphone heads and the totally-enclosed earplug, the earplug body is cylindrical in shape, the earplug sheet
Body is set in the earphone heads.
A kind of molding die of the totally-enclosed earplug, including cope plate, lower template and be folded in the cope plate,
At least one piece of sandwich plate between lower template；
The cope plate, lower template two opposite faces on be respectively provided with the upper of the molding totally-enclosed earplug both ends of the surface
Forming surface, lower forming surface, and the upper forming surface and/or the lower forming surface are equipped with the earplug sheet for forming tubular
The lug boss of the inner hole of body；
The sandwich plate is equipped with the molding hole being set in outside the lug boss, and the molding hole is set in the lug boss
Outside, and between the lug boss it is spaced；
The border of the molding hole is formed with the matrix band of annular, and the upper forming surface, lower forming surface, matrix band are distinguished
Interval setting, to form the ring packing piece；
The matrix band is in the thickness range of the sandwich plate or the matrix band is outwardly away from the sandwich plate.
Preferably, inner ring one end of the matrix band is equipped with the annular flange to central protuberance along border.
Implement the molding die of earphone of the invention, hearing aid and totally-enclosed earplug and totally-enclosed earplug, has with following
Beneficial effect: using the soft characteristic of ring packing piece, ring packing piece can be with the shape distortion in ear canal, each ring packing
The outer ring of piece seals after capable of being bonded with the inner wall of ear canal, and the outer ring of several ring packing pieces acts on simultaneously, allow earplug can and
It can be fully sealed between ear canal, achieve the purpose that be completely closed isolation ambient noise.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples, in attached drawing:
Fig. 1 is the schematic perspective view of the totally-enclosed earplug in the embodiment of the present invention；
Fig. 2 is the schematic diagram of the section structure of the totally-enclosed earplug in Fig. 1；
Fig. 3 is the mold opening state figure of the totally-enclosed earplug in Fig. 1.
Specific embodiment
For a clearer understanding of the technical characteristics, objects and effects of the present invention, now control attached drawing is described in detail
A specific embodiment of the invention.
Earphone in a preferred embodiment of the invention includes earphone heads and totally-enclosed earplug 1.
As shown in Figure 1 and Figure 2, totally-enclosed earplug 1 include earplug body 11 and in the outside wall surface of earplug body 11 along axial direction
Several ring packing pieces 12 being spaced apart, ring packing piece 12 be soft laminated structure, the inner ring of ring packing piece 12 with
The outside wall surface of earplug body 11 is connected and is sealed, and ring packing piece 12 is extended laterally outward by the outside wall surface of earplug body 11.
In some embodiments, earplug body 11 is cylindrical in shape, and earplug body 11 is set in earphone heads, solid with earphone heads
It is fixed.When in use, earphone heads and earplug are filled in ear canal simultaneously, utilize the soft characteristic of ring packing piece 12, ring packing piece
12 can seal after capable of being bonded with the inner wall of ear canal with the shape distortion in ear canal, the outer ring of each ring packing piece 12,
The outer ring of several ring packing pieces 12 acts on simultaneously, and allowing between earplug energy and ear canal can be fully sealed, and reaches and is completely closed
Completely cut off the purpose of ambient noise.
Preferably, earplug body 11 includes two opposite inner ends and outer end, each ring packing arranged from outer end to inner end
The outer diameter of piece 12 is sequentially reduced.12 outer diameter of ring packing piece of 11 inner end of earplug body is small, is easily inserted into ear canal, reduces ear
Road be inserted by earplug after distending pain sense, moreover it is possible to guarantee sealing effect.
Preferably, each ring packing piece 12 is structure as a whole with earplug body 11, allows ring packing piece 12 and earplug body
It is fully sealed between 11, lift-off seal effect.Further, close to inner end annular closed piece and earplug body 11 it is interior
The end face smooth transition at end can be conducive to inner end one end and be inserted into ear canal, will not damage to ear canal.
The quantity of ring packing piece 12 outside earplug body 11 is not less than four, and multiple sealing can be formed in ear canal,
Guarantee the sealing effect having had.
The inner ring side of part or all of ring packing piece 12 is equipped with the deformation slot 14 being arranged along the border of earplug body 11,
There is deformation slot 14, can be convenient the inclination and distortion outward of ring packing piece 12, convenient for filling in ear canal, and reduces to ear canal wall
Constriction.
Preferably, the bottom surface section for deforming slot 14 is arc-shaped, and deformation slot 14 is located at corresponding ring packing piece 12 close to outer end
Side, be conducive to the inclination and distortion outward of ring packing piece 12.In other embodiments, deformation slot 14 may be alternatively located at corresponding annular
Side of the diaphragm seal 12 close to inner end.
In order to be conducive in earphone heads insertion earplug body 11, the inner ring of 11 outer end of earplug body is convenient for being equipped with chamfering.Earplug
The inner wall of ontology 11 is equipped with the card slot 13 being caught in for earphone heads or hearing aid head, allows between earphone heads and earplug body 11
It is fixedly connected.Preferably, card slot 13 is arranged along the border of 11 inner wall of earplug body, and allowing earplug to turn to each angle can be inserted into
Earphone heads.
In axial two adjacent ring packing pieces 12, close to the radial width of the ring packing piece 12 of 11 inner end of earplug body
Axial spacing between the ring packing piece 12 adjacent not less than corresponding position two, after earplug is filled in ear canal, ring packing
Piece 12 can topple over outward, be pressed on adjacent ring packing piece 12 after toppling over, and be formed with adjacent ring packing piece 12 close
Envelope.
Preferably, each ring packing piece 12 equidistantly tilts in arrangement, the outer ring of each ring packing piece 12 outward, is formed oblique
Face, it is possible to reduce sense is scratched to ear canal when being inserted into ear canal.
In some embodiments, the section of each ring packing piece 12 is arc-shaped, and arches upward to inner end side, is further promoted
It is inserted into comfort when ear canal, is also conducive to after being inserted into ear canal form sealing with ear canal side wall, the earplug ring packing after insertion
Piece pours out, and multilayer, which is toppled over, to be formed opposition and prevent earphone or hearing aid from falling off.
In other embodiments, totally-enclosed earplug 1 is equally applicable on hearing aid, and totally-enclosed earplug 1, which can cover to be set to, to be helped
Listen in the earphone heads of device, promote leakproofness between ear canal after the earphone heads insertion ear canal of hearing aid, reach be completely closed every
The purpose of exhausted ambient noise.
Certainly, in other embodiments, earplug body 11 can also be solid construction, allow totally-enclosed earplug 1 is simple to be used to
It fills in ear canal and is sealed.
As shown in connection with fig. 3, in some embodiments, the molding die 2 of totally-enclosed earplug 1 includes cope plate 21, lower template
22 and the muti-piece sandwich plate 23 that is folded between cope plate 21, lower template 22.
Cope plate 21, lower template 22 two opposite faces on be respectively provided with molding 1 both ends of the surface of totally-enclosed earplug at
Type face 211, lower forming surface 221, and lower forming surface 221 is equipped with the lug boss for forming the inner hole of the earplug body 11 of tubular
222.In other embodiments, lug boss 222 can also be formed in forming surface 211, can also be in upper forming surface 211, lower molding
One section of lug boss 222 is respectively set on face 221, to form the inner hole of earplug body 11.
Sandwich plate 23 is equipped with the molding hole 231 being set in outside lug boss 222, and molding hole 231 is set in lug boss 222
Outside, and between lug boss 222 it is spaced, slot milling forms the side wall of earplug body 11.
The border of molding hole 231 is formed with the matrix band 232 of annular, and upper forming surface 211, lower forming surface 221, matrix band
232 are respectively separated setting, are separately formed ring packing piece 12 with slot milling.
Matrix band 232 can be in the thickness range of sandwich plate 23, and matrix band 232 can also be outwardly away from sandwich plate 23, energy
Two adjacent matrix bands 232 and matrix band 232 and upper forming surface 211, lower forming surface 221 are allowed to form annular diaphragm seal 12.
Smaller generally, due to earplug size, the matrix band 232 of each sandwich plate 23 will form a two adjacent ring packings
Clearance space between piece 12, the thickness of sandwich plate 23 also can be relatively thin.
Since sandwich plate 23 is relatively thin, but the interval width being generally thicker than between two adjacent ring packing pieces 12, it is preferable that
In muti-piece sandwich plate 23 in the present embodiment, positioned at middle layer one to three piece of sandwich plate 23 matrix band 232 place folder
In the thickness range of laminate 23, the matrix band 232 of other sandwich plates 23 is respectively to the direction of the sandwich plate 23 far from middle layer
Offset, allows two adjacent sandwich plates 23 that can form an annular closed piece 12, both ensure that molding, and also ensured mould strength.
According to the quantity of annular closed piece, the quantity of sandwich plate 23 can also be the other quantity of one or more than one.
For shaping and deformation slot 14, inner ring one end of matrix band 232 is equipped with the annular flange to central protuberance along border.
In addition, in some embodiments, upper forming surface 211, matrix band 232, lower forming surface 221 outer ring form downwards
Face 221 tilts, and molding annular closed piece 12 is allowed also to tilt to the outer end of earplug body 11.Upper forming surface 211, matrix band 232,
Lower forming surface 221 can also be parallel with sandwich plate 23.
It is as follows to form die sinking process:
When molding, the sandwich plate 23 of cope plate 21, lower template 22 and centre is laminated, and forms forming cavity in inside.It will molding
Raw material is injected into forming cavity, becomes earplug after intracavitary raw material cooling and shaping to be formed, then by cope plate 21, lower template 22 and
Intermediate 23 compartment of sandwich plate separates, and can deviate from from earplug, earplug can be removed.
It is to be appreciated that above-mentioned each technical characteristic can be used in any combination and unrestricted.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of totally-enclosed earplug, which is characterized in that the outside wall surface including earplug body (11) and in the earplug body (11)
Several ring packing pieces (12) of upper axially spaced distribution；
The ring packing piece (12) is soft laminated structure, the inner ring of the ring packing piece (12) and the earplug body
(11) outside wall surface is connected and is sealed, and the ring packing piece (12) is laterally outwardly prolonged by the outside wall surface of the earplug body (11)
It stretches.
2. totally-enclosed earplug according to claim 1, which is characterized in that the earplug body (11) includes in two opposite
End and outer end, the outer diameter for each ring packing piece (12) arranged from the outer end to the inner end are sequentially reduced, the ear
The quantity of the ring packing piece (12) of plug body (11) outside is not less than four.
3. totally-enclosed earplug according to claim 2, which is characterized in that the axial two adjacent ring packing pieces (12)
In, the institute adjacent not less than corresponding position two close to the radial width of the ring packing piece (12) of the earplug body (11) inner end
State the axial spacing between ring packing piece (12).
4. totally-enclosed earplug according to claim 2, which is characterized in that the outer ring of each ring packing piece (12) is to institute
State outer end inclination.
5. totally-enclosed earplug according to any one of claims 1 to 4, which is characterized in that each ring packing piece (12)
It is structure as a whole with the earplug body (11), the inner ring side of the part or all of ring packing piece is equipped with along the earplug
The deformation slot (14) of the border setting of ontology.
6. totally-enclosed earplug according to claim 5, which is characterized in that the earplug body (11) includes in two opposite
End and outer end, the outer diameter for each ring packing piece (12) arranged from the outer end to the inner end are sequentially reduced, the change
The bottom surface section of shape slot (14) is arc-shaped, and the deformation slot (14) is located at the corresponding ring packing piece close to the one of the outer end
Side.
7. a kind of earphone, which is characterized in that including earphone heads and totally-enclosed earplug as claimed in any one of claims 1 to 6 (1),
The earplug body (11) is cylindrical in shape, and the earplug body (11) is set in the earphone heads.
8. a kind of hearing aid, which is characterized in that including earphone heads and totally-enclosed earplug as claimed in any one of claims 1 to 6
(1), the earplug body (11) is cylindrical in shape, and the earplug body (11) is set in the earphone heads.
9. a kind of molding die of totally-enclosed earplug as claimed in any one of claims 1 to 6, which is characterized in that including cope plate
(21), lower template (22) and at least one piece of sandwich plate (23) being folded between the cope plate (21), lower template (22)；
The cope plate (21), lower template (22) two opposite faces on be respectively provided with the molding totally-enclosed earplug (1) two
Upper forming surface (211), the lower forming surface (221) of end face, and in the upper forming surface (211) and/or the lower forming surface (221)
The lug boss (222) of inner hole equipped with the earplug body (11) for forming tubular；
The sandwich plate (23) is equipped with and is set in the molding hole (231) of the lug boss (222) outside, the molding hole (231)
It is set in the lug boss (222) outside, and is spaced between the lug boss (222)；
The border of the molding hole (231) is formed with the matrix band (232) of annular, and the upper forming surface (211), lower forming surface
(221), matrix band (232) is respectively separated setting, to form the ring packing piece (12)；
The matrix band (232) is in the thickness range of the sandwich plate (23) or the matrix band (232) is outwardly away from described
Sandwich plate (23).
10. molding die (2) according to claim 9, which is characterized in that inner ring one end edge of the matrix band (232)
Border is equipped with the annular flange to central protuberance.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821364267 | 2018-08-22 | ||
| CN2018213642679 | 2018-08-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109352876A true CN109352876A (en) | 2019-02-19 |
Family
ID=65338726
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811408161.9A Pending CN109352876A (en) | 2018-08-22 | 2018-11-23 | The molding die of earphone, hearing aid and totally-enclosed earplug and totally-enclosed earplug |
| CN201821947222.4U Active CN209440629U (en) | 2018-08-22 | 2018-11-23 | The molding die of earphone, hearing aid and totally-enclosed earplug and totally-enclosed earplug |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821947222.4U Active CN209440629U (en) | 2018-08-22 | 2018-11-23 | The molding die of earphone, hearing aid and totally-enclosed earplug and totally-enclosed earplug |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN109352876A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109352876A (en) * | 2018-08-22 | 2019-02-19 | 深圳市九霄环佩科技有限公司 | The molding die of earphone, hearing aid and totally-enclosed earplug and totally-enclosed earplug |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW374016B (en) * | 1996-12-12 | 1999-11-11 | Dalloz Safety Ab | Earplug and method for manufacturing an integrated earplug |
| CN2604165Y (en) * | 2003-01-15 | 2004-02-25 | 江丕林 | Earplug structure |
| CN1647575A (en) * | 2002-04-12 | 2005-07-27 | Nap企业株式会社 | Ear pad, and earphone with the pad |
| CN101028218A (en) * | 2006-03-03 | 2007-09-05 | 霍华德莱特实业有限责任公司 | Baffled earplug |
| CN205726242U (en) * | 2016-04-18 | 2016-11-23 | 譁懋国际有限公司 | The structure-improved of earplug |
| US20180071966A1 (en) * | 2016-09-09 | 2018-03-15 | Rextec International Limited | Eartip, mold device for manufacturing the eartip, and method of manufacturing the eartip |
| CN209440629U (en) * | 2018-08-22 | 2019-09-27 | 深圳市九霄环佩科技有限公司 | The molding die of earphone, hearing aid and totally-enclosed earplug and totally-enclosed earplug |
-
2018
- 2018-11-23 CN CN201811408161.9A patent/CN109352876A/en active Pending
- 2018-11-23 CN CN201821947222.4U patent/CN209440629U/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW374016B (en) * | 1996-12-12 | 1999-11-11 | Dalloz Safety Ab | Earplug and method for manufacturing an integrated earplug |
| CN1647575A (en) * | 2002-04-12 | 2005-07-27 | Nap企业株式会社 | Ear pad, and earphone with the pad |
| CN2604165Y (en) * | 2003-01-15 | 2004-02-25 | 江丕林 | Earplug structure |
| CN101028218A (en) * | 2006-03-03 | 2007-09-05 | 霍华德莱特实业有限责任公司 | Baffled earplug |
| CN205726242U (en) * | 2016-04-18 | 2016-11-23 | 譁懋国际有限公司 | The structure-improved of earplug |
| US20180071966A1 (en) * | 2016-09-09 | 2018-03-15 | Rextec International Limited | Eartip, mold device for manufacturing the eartip, and method of manufacturing the eartip |
| CN107809720A (en) * | 2016-09-09 | 2018-03-16 | 譁懋国际有限公司 | Cushion body for earphone, mold device for manufacturing cushion body and manufacturing method of cushion body |
| CN209440629U (en) * | 2018-08-22 | 2019-09-27 | 深圳市九霄环佩科技有限公司 | The molding die of earphone, hearing aid and totally-enclosed earplug and totally-enclosed earplug |
Also Published As
| Publication number | Publication date |
|---|---|
| CN209440629U (en) | 2019-09-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| USD921362S1 (en) | Earphone case | |
| USD916683S1 (en) | Earphone | |
| USD962900S1 (en) | Earpiece and charger | |
| USD940680S1 (en) | Mobile phone | |
| USD945963S1 (en) | Charging case for wireless earbuds | |
| USD917044S1 (en) | Ultrathin absorbent asymmetrical bladder liner with channels | |
| USD973048S1 (en) | Mobile phone shell | |
| USD949785S1 (en) | Charging case for wireless earphones | |
| USD984398S1 (en) | Set of wireless earbuds with charging case | |
| USD971203S1 (en) | Mobile phone magnetic stand | |
| USD1024012S1 (en) | Combined wireless earphones and charging case | |
| CN209440629U (en) | The molding die of earphone, hearing aid and totally-enclosed earplug and totally-enclosed earplug | |
| USD997152S1 (en) | Mobile phone shell | |
| USD1013663S1 (en) | Headphone | |
| USD984430S1 (en) | Mobile phone shell | |
| USD958927S1 (en) | Fluid container with pressure seal | |
| USD997151S1 (en) | Mobile phone shell | |
| KR102384246B1 (en) | Eartips Having Wax Guards With A Structure That Can Be Mass-Produced Efficiently | |
| USD985114S1 (en) | Inhaler | |
| USD941807S1 (en) | Earphone | |
| USD1018508S1 (en) | Pair of earphones | |
| WO2020220967A1 (en) | Cushion compact core and cushion compact case having the cushion compact core | |
| USD999761S1 (en) | Mobile phone | |
| TWI680851B (en) | Pouch manufacturing method and its mold | |
| USD1038698S1 (en) | Cup with straw |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20220930 Address after: Room 101, No. 16, Lianhua Road, Villa District, Golf Club, Xinsha Community, Shatou Street, Futian District, Shenzhen, Guangdong 518000 Applicant after: Shenzhen Liananda Technology Co.,Ltd. Address before: 12-h, xinhaofang building, 11018 Shennan Avenue, Nantou street, Nanshan District, Shenzhen, Guangdong 518000 Applicant before: SHENZHEN JIUXIAO HUANPEI TECHNOLOGY Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20240124 Address after: 518000 Shennan Garden 302H, No. 11 Kexing Road, Science and Technology Park Community, Yuehai Street, Nanshan District, Shenzhen, Guangdong Province Applicant after: Shenzhen Jingyu Hongtu Technology Co.,Ltd. Country or region after: China Address before: Room 101, No. 16, Lianhua Road, Villa District, Golf Club, Xinsha Community, Shatou Street, Futian District, Shenzhen, Guangdong 518000 Applicant before: Shenzhen Liananda Technology Co.,Ltd. Country or region before: China |