CN108260912A - Hair dryer and sound absorption device thereof - Google Patents
Hair dryer and sound absorption device thereof Download PDFInfo
- Publication number
- CN108260912A CN108260912A CN201710018621.6A CN201710018621A CN108260912A CN 108260912 A CN108260912 A CN 108260912A CN 201710018621 A CN201710018621 A CN 201710018621A CN 108260912 A CN108260912 A CN 108260912A
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- China
- Prior art keywords
- sound
- hair
- dryer
- sheet body
- ringwall
- 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
- 238000010521 absorption reaction Methods 0.000 title abstract description 12
- 230000002093 peripheral effect Effects 0.000 claims abstract description 37
- 238000004080 punching Methods 0.000 claims description 4
- 239000004411 aluminium Substances 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 18
- 230000001737 promoting effect Effects 0.000 description 3
- 241000278713 Theora Species 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
- A45D20/00—Hair drying devices; Accessories therefor
- A45D20/04—Hot-air producers
- A45D20/08—Hot-air producers heated electrically
- A45D20/10—Hand-held drying devices, e.g. air douches
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
- A45D20/00—Hair drying devices; Accessories therefor
- A45D20/04—Hot-air producers
- A45D20/08—Hot-air producers heated electrically
- A45D20/10—Hand-held drying devices, e.g. air douches
- A45D20/12—Details thereof or accessories therefor, e.g. nozzles, stands
Landscapes
- Cleaning And Drying Hair (AREA)
Abstract
The invention discloses a hair drier and a sound absorption device thereof, which are used for solving the problems of overhigh cost and small air volume of the existing low-noise hair drier, and the sound absorption device of the hair drier comprises: the sleeve comprises an annular wall, the annular wall is provided with an outer peripheral surface and an inner peripheral surface, the annular wall is provided with at least one through groove, and the at least one through groove penetrates through the outer peripheral surface and the inner peripheral surface; and the sound absorption sheet body is combined with the sleeve and is positioned on the inner side of the annular wall, and the sound absorption sheet body is provided with a plurality of meshes.
Description
Technical field
The present invention is about a kind of hair-dryer and its sound arrester;Especially with regard to a kind of air intake vent for being set to hair-dryer
Sound arrester.
Background technology
With motor and the continuous evolution of fan technology, commercially available hair-dryer is in order to promote the market competitiveness, gradual transferring efficiency
Higher fan, to promote the performances such as the wind pressure of hair-dryer, air quantity.
Higher wind pressure, air quantity mean that hair-dryer easily generates the noise of bigger, it will relax when using hair-dryer
Appropriateness adversely affects.For this purpose, part dealer releases the products such as low-noise blower then, however, Related product often has
Higher cost causes price high, and the low-noise blower usually only has smaller air quantity, with consumer demand not
Symbol.
In view of this, it is necessary to the shortcomings that improving the above-mentioned prior art, with provide a kind of smaller hair-dryer of noise and its
Sound arrester, to solve the problems, such as that existing low-noise blower cost is excessively high and air quantity is smaller, and then meets actual market demand.
Invention content
The present invention provides a kind of sound arrester of hair-dryer, can reduce noise caused by hair-dryer.
The present invention additionally provides a kind of hair-dryers, realize the effect for reducing noise by setting sound arrester, have low
Setup cost and higher air quantity can be possessed.
The present invention discloses a kind of sound arrester of hair-dryer, can include:One sleeve, the sleeve include a ringwall, the ring
Wall have a peripheral surface and an inner peripheral surface, the ringwall be equipped at least one straight slot, at least one straight slot penetrate through the peripheral surface and
The inner peripheral surface;And a sound-absorbing sheet body, which is incorporated into the sleeve and on the inside of the ringwall, and the sound-absorbing sheet body is equipped with
Multiple mesh.
Wherein, form a gap between the sound-absorbing sheet body and the inner peripheral surface, so as to make the inner peripheral surface and the sound-absorbing sheet body it
Between can form an air layer.
Wherein, which, so as to controlling the thickness of the air layer, enables the sound-absorbing sheet body between 0.2mm~3mm
Effectively absorb the noises such as low frequency, intermediate frequency and high frequency caused by the hair-dryer.
Wherein, which forms loop shaped, so as to the sound-absorbing sheet body is enable to be produced when absorbing hair-dryer operating
Raw noise.
Wherein, which, which is completely covered, covers at least one straight slot in the side of the inner peripheral surface, so as to ensuring gas
Stream will not directly flow into the air inlet of a hair-dryer by least one straight slot.
Wherein, at least one straight slot is in the area summation of the peripheral surface of the ringwall and the ratio of the surface area of the peripheral surface
For a percent opening, the percent opening is between 15%~80%, so as to making air easily by least one straight slot and the suction
The mesh of tablet body flows into the air inlet of the hair-dryer.
Wherein, which is ultramicropore plate body made of metal material, good so as to having the sound-absorbing sheet body
Noise absorption effect.
Wherein, which is aluminium sheet, so as to mitigating the weight of the sound-absorbing sheet body and avoiding corrosion.
Wherein, multiple mesh of the sound-absorbing sheet body are by being stamped and formed out, and the punching rate of the sound-absorbing sheet body 0.7% hereinafter,
So as to the sound-absorbing sheet body is made to maintain preferable structural strength, thus with good noise absorption effect.
Wherein, a strainer is also comprised, which is set to an ora terminalis and suction of the ringwall in the axial direction of the ringwall
Between tablet body.Whereby, which is capable of the air inlet of one hair-dryer of shade, to prevent dust or foreign matter from being invaded by the air inlet
Inside the hair-dryer, there is the effect for protecting the hair-dryer.Also, since the sleeve is readily removed, in order to which user is clear
It is clean or replace the strainer, there is the effect for promoting hair-dryer ease of use.
Wherein, which is strip hole slot, so as to promoting the percent opening of the sleeve so that air easily leads to
The mesh for crossing at least one straight slot and the sound-absorbing sheet body flows into the air inlet.
Wherein, the axial angle of the extending direction of at least one straight slot and the ringwall is more than 0 ° and less than 90 °.It borrows
This, the direction of rotation that the extending direction of at least one straight slot can correspond to the fan of the hair-dryer is inclined with respect to the axial direction of the ringwall
Tiltedly, it to mitigate the situation that air-flow is contacted or rubbed with the ringwall, and then avoids generating noise.
Wherein, at least one straight slot is along the axially extending of the ringwall, so as to simplifying the structure of the sleeve to reduce it
Manufacture difficulty.
Wherein, which is multiple, and each straight slot is round or oval hole slot.Whereby, this is at least one
Straight slot can uniformly flow into the air layer between the inner peripheral surface and the sound-absorbing sheet body for air so that the air layer can blown
The fan running of wind turbine maintains uniform pressure, to ensure that the sound-absorbing sheet body has good noise absorption effect.
In addition the present invention discloses a kind of hair-dryer, equipped with sound arrester as described above, and can include:One ontology, should
Ontology is equipped with an air inlet, which is incorporated into the ontology, makes the ringwall around the air inlet.
Wherein, the ringwall of the sound arrester is equipped with an engaging portion in the ora terminalis in axial direction, which is incorporated into this
The air inlet periphery of body, so as to the sleeve is enable to be incorporated into the ontology.
Above-mentioned hair-dryer and its sound arrester are capable of providing the body contacts that a sound-absorbing sheet body absorbs air-flow and the hair-dryer
Or noise caused by friction, with certain effect for realizing noise caused by the reduction hair-dryer;In addition, the sound arrester is also
Guiding air-flow can be assisted, smooth-going is allowed the flow to and flows into the air inlet and avoid generating vortex, can further reduce this and blow
Noise caused by wind turbine, the effect of to realize " reduce hair-dryer caused by noise ".And, it is only necessary to the casing is incorporated into
The ontology of the hair-dryer can reduce noise, without the internal structure for changing the hair-dryer, therefore need not redesign this and blow
Wind turbine has relatively low setup cost;Moreover the disengaging air quantity of the hair-dryer can't be influenced with reference to the casing so that this blows
Wind turbine still possesses higher air quantity.
Description of the drawings
Fig. 1:The partial schematic sectional view of the sound arrester of first embodiment of the invention.
Fig. 2:The sound arrester of first embodiment of the invention is incorporated into the schematic cross-sectional view of hair-dryer.
Fig. 3:Axially extending partial schematic sectional view of the straight slot of the sound arrester of the embodiment of the present invention along ringwall.
Fig. 4:The straight slot of the sound arrester of the embodiment of the present invention is the partial schematic sectional view of round hole slot.
Fig. 5:The partial schematic sectional view of the sound arrester of second embodiment of the invention.
Fig. 6:The sound arrester of second embodiment of the invention is incorporated into the schematic cross-sectional view of hair-dryer.Reference sign
1 sleeve
11 ringwall 11a ora terminalis
111 peripheral surface, 112 inner peripheral surface
12 straight slots
13 engaging portions
2 sound-absorbing sheet bodies
21 mesh
3 strainers
B ontologies
B1 air inlet B2 fans
X axial direction G gaps
F1 axial flow F2 radial air flows
Specific embodiment
It is hereafter special according to the present invention for above and other objects, features and advantages of the invention is enable to be clearer and more comprehensible
Preferred embodiment, and attached drawing appended by cooperation, are described in detail below:
Refering to Figure 1, the sound arrester of its hair-dryer for first embodiment of the invention, including a sleeve 1 and one
Sound-absorbing sheet body 2, the sound-absorbing sheet body 2 are incorporated into the sleeve 1.
The sleeve 1 includes a ringwall 11, which has a peripheral surface 111 and an inner peripheral surface 112, the peripheral surface 111
Positioned at 11 outside of ringwall, which is then located at 11 inside of ringwall.The ringwall 11 is equipped at least one straight slot 12, should
At least one straight slot 12 penetrates through the peripheral surface 111 and the inner peripheral surface 112.At least one straight slot 12 is in the peripheral surface of the ringwall 11
111 area summation and the ratio of the surface area of the peripheral surface 111 can be defined as a percent opening, and in the present embodiment, this is opened
Porosity is between 15%~80%.
The sound-absorbing sheet body 2 is incorporated into the sleeve 1 and positioned at 11 inside of ringwall, and the sound-absorbing sheet body 2 is equipped with multiple mesh
21.In the present embodiment, which is ultramicropore plate body made of metal material, has the sound-absorbing sheet body 2 good
Noise absorption effect.For example, which can be aluminium sheet, to mitigate the weight of the sound-absorbing sheet body 2 and avoid becoming rusty
Erosion.Multiple mesh 21 can by being stamped and formed out, and the punching rate of the sound-absorbing sheet body 2 preferably 0.7% hereinafter, this can be made
Sound-absorbing sheet body 2 maintains preferable structural strength, thus with good noise absorption effect.The sound-absorbing sheet body 2 forms loop shaped,
In detail, the loop shaped can be annulus round, oval loop shaped or polygon loop shaped etc., and the sound-absorbing sheet body 2 can be
The toroidal ring structure of monolithic;Alternatively, the sound-absorbing sheet body 2 can be by multiple body units (such as:Multiple 〝 C 〞 matrix bodies) connection group
Into toroidal ring structure, the present invention is not limited thereto.
By above structure, please refer to shown in Fig. 2, the sound arrester of the hair-dryer of the first embodiment in actual use,
A hair-dryer can be incorporated into.In detail, which includes an ontology B, and ontology B is equipped with an air inlet B1.1 knot of sleeve
Together in ontology B, make the ringwall 11 around air inlet B1.Wherein, which is equipped with one in the ora terminalis 11a on axial X
Engaging portion 13, the engaging portion 13 can enable the sleeve 1 to be incorporated into this for being incorporated into the air inlet B1 peripheries of ontology B
Body B.
Accordingly, when a fan B2 of the hair-dryer is operated, can air-flow be introduced by air inlet B1, the air-flow includes
An one axial flow F1 and radial air flow F2, axial flow F1 can pass through 11 inside of ringwall to flow into this along axial direction X
Air inlet B1, therefore the disengaging air quantity of the hair-dryer can't be influenced with reference to the casing 1.Since the sound-absorbing sheet body 2 is incorporated into the ring
11 inside of wall, and the sound-absorbing sheet body 2 is equipped with multiple mesh 21, and the sound-absorbing sheet body 2 is enable to absorb axial flow F1 and this
Noise caused by body B contacts or friction, to realize the effect for reducing noise caused by the hair-dryer.
Also, since the ringwall 11 is equipped at least one straight slot 12, and at least one straight slot 12 penetrates through the peripheral surface 111
And the inner peripheral surface 112, therefore at least one straight slot 12 can be for air circulation to form radial air flow F2, and passes through this extremely
The mesh 21 of a few straight slot 12 and the sound-absorbing sheet body 2 flows into air inlet B1.Whereby, the suction of the hair-dryer of the first embodiment
Mixer also is able to auxiliary guiding air-flow, and air-flow smooth-going is made to flow into air inlet B1, so avoid air in the sound-absorbing sheet body 2 or
The positions such as the air inlet B1 peripheries of ontology B generate vortex, can further reduce noise caused by the hair-dryer.
In order to confirm the sound arrester of the hair-dryer of the first embodiment by setting straight slot 12 can be into one in the ringwall 11
Noise caused by step reduction hair-dryer, please refers to following table one, combines the hair-dryer of the first embodiment in a hair-dryer respectively
Sound arrester and combine and do not open up the other set cylinder (with reference to identical sound-absorbing sheet body 2) of straight slot 12, and should in distance
The position of hair-dryer same distance (0.3 meter) is practical to measure obtained noise content.
Table one
It can be known by the practical measurement of upper table one, the sound arrester of the hair-dryer of the first embodiment passes through in the ring
Wall 11 sets straight slot 12, can actually further reduce noise caused by hair-dryer, and its effect in hair-dryer to transport at a high speed
It is particularly evident when turning.This is because when hair-dryer is in the case where running at high speed, it is necessary to larger air-flow is introduced by air inlet B1, this
When, if the hair-dryer is to combine the other set cylinder for not opening up straight slot 12, which is only capable of circulating for axial flow F1,
Larger axial flow F1 easily generates vortex, and then shape in positions such as the air inlet B1 peripheries of the sound-absorbing sheet body 2 or ontology B
Into noise;Relatively, in the present embodiment, the ringwall 11 be equipped at least one straight slot 12 can for importing radial air flow F2,
It allows the flow to smooth-going to flow into air inlet B1 and avoid generating vortex, therefore can further reduce and make an uproar caused by the hair-dryer
Sound.
Based on above-mentioned technological concept, the characteristics of being exemplified below the sound arrester of various embodiments of the present invention hair-dryer and specifically
It is bright:
It please refers to shown in Fig. 1 and Fig. 2, which, which is completely covered, covers at least one straight slot 12 in the ringwall 11
Inner peripheral surface 112 side, to ensure that air-flow directly will not flow into air inlet B1 by least one straight slot 12.The sound-absorbing
Preferably form a clearance G between sheet body 2 and the inner peripheral surface 112 of the ringwall 11 so that the inner peripheral surface 112 and the sound-absorbing sheet body 2 it
Between can form an air layer.The air layer can be used as a cushion space, and the absorption of noise is imitated with promoting the sound-absorbing sheet body 2
Fruit.Wherein, the thickness of the air layer can influence assimilation effect of the sound-absorbing sheet body 2 to the noise of different frequency, and the clearance G is preferable
Between 0.2mm~3mm, to control the thickness of the air layer, the sound-absorbing sheet body 2 is enable effectively to absorb the hair-dryer and is produced
The noises such as raw low frequency, intermediate frequency and high frequency.
In the present embodiment, which is strip hole slot, to promote the percent opening of the sleeve 1 so that air is easy
Air inlet B1 is flowed by the mesh 21 of at least one straight slot 12 and the sound-absorbing sheet body 2.Wherein, at least one straight slot 12
The angle of axial X of extending direction and the ringwall 11 be preferably more than 0 ° and less than 90 °.Whereby, at least one straight slot 12
The direction of rotation that extending direction can correspond to the fan B2 of the hair-dryer is tilted with respect to the axial X of the ringwall 11, to mitigate air-flow
The situation for contacting or rubbing with the ringwall 11, and then avoid generating noise.However, please refer to shown in Fig. 3, it is real in part of the invention
It applies in example, which can extend along the axial X of the ringwall 11, so as to simplifying the structure of the sleeve 1 to drop
Its low manufacture difficulty.
Or please refer to shown in Fig. 4, in section Example of the present invention, which is multiple, and each
Straight slot 12 is round or oval hole slot, and at least one straight slot 12 can be uniformly distributed in the ringwall 11.Whereby, this is at least
One straight slot 12 can uniformly flow into the air layer between the inner peripheral surface 112 of the ringwall 11 and the sound-absorbing sheet body 2 for air, make
Uniform pressure can be maintained when the fan B2 of the hair-dryer is operated by obtaining the air layer, to ensure that it is good that the sound-absorbing sheet body 2 has
Good noise absorption effect.
It please refers to shown in Fig. 5 and Fig. 6, is the sound arrester of the hair-dryer of second embodiment of the invention, it is real with aforementioned first
Apply example the difference lies in:A strainer 3 is also comprised, which is set to the end of the ringwall 11 on the axial X of the ringwall 11
Between edge 11a and the sound-absorbing sheet body 2.Ora terminalis 11a is equipped with aforementioned engaging portion 13, and in other words, which is set to the engaging portion
Between 13 and the sound-absorbing sheet body 2.Whereby, when the sleeve 1 is incorporated into ontology B, the strainer 3 be capable of shade ontology B into
Air port B1 to prevent dust or foreign matter from being invaded inside the hair-dryer by air inlet B1, has the effect for protecting the hair-dryer.And
And since the sleeve 1 is readily removed, in order to which user cleans or replace the strainer 3, with being promoted, hair-dryer is easy-to-use
The effect of property.
In conclusion the hair-dryer and its sound arrester of various embodiments of the present invention in the ringwall 11 setting by penetrating through outside it
At least one straight slot 12 of circumferential surface 111 and inner peripheral surface 112, and combine the sound-absorbing sheet body 2, the sound-absorbing piece in 11 inside of ringwall
Body 2 can absorb axial flow F1 contact or rub with ontology B caused by noise, with it is certain realize reduce the hair-dryer
The effect of generated noise.In addition, at least one straight slot 12 can be for air circulation to form radial air flow F2, and lead to
Cross the air inlet B1 of at least one straight slot 12 and the inflow hair-dryer of mesh 21 of the sound-absorbing sheet body 2.Whereby, the present invention is each implements
The sound arrester of the hair-dryer of example also is able to auxiliary guiding air-flow, allows the flow to smooth-going and flows into air inlet B1 and avoid generating
Vortex, can actually further reduce noise caused by the hair-dryer.
Comparing existing low-noise blower usually has higher cost and smaller air quantity, and various embodiments of the present invention are blown
The sound arrester of wind turbine only need by the casing 1 be incorporated into the hair-dryer ontology 3 can realize reduce noise effect, without
The internal structure of the hair-dryer is changed, therefore the hair-dryer need not be redesigned, there is relatively low setup cost.Moreover with reference to
The casing 1 can't influence the disengaging air quantity of the hair-dryer so that the hair-dryer still possesses higher air quantity.Accordingly, this hair
The hair-dryer and its sound arrester of bright each embodiment can actually solve that existing low-noise blower cost is excessively high and air quantity is smaller
The problem of, to meet consumer demand.
Claims (16)
1. a kind of sound arrester of hair-dryer, including:
One sleeve, the sleeve include a ringwall, and there are one peripheral surface and an inner peripheral surfaces for ringwall tool, and the ringwall is equipped with extremely
A few straight slot, at least one straight slot penetrate through the peripheral surface and the inner peripheral surface;And
One sound-absorbing sheet body, the sound-absorbing sheet body are incorporated into the sleeve and on the inside of the ringwalls, and the sound-absorbing sheet body is equipped with multiple
Mesh.
2. the sound arrester of hair-dryer as described in claim 1, which is characterized in that formed between the sound-absorbing sheet body and the inner peripheral surface
One gap.
3. the sound arrester of hair-dryer as claimed in claim 2, which is characterized in that the gap is between 0.2mm~3mm.
4. the sound arrester of hair-dryer as described in claim 1, which is characterized in that the sound-absorbing sheet body forms loop shaped.
5. the sound arrester of hair-dryer as described in claim 1, which is characterized in that the sound-absorbing sheet body, which is completely covered, covers this at least
One straight slot is in the side of the inner peripheral surface.
6. the sound arrester of hair-dryer as described in claim 1, which is characterized in that at least one straight slot is in the periphery of the ringwall
The area summation in face and the ratio of the surface area of the peripheral surface are a percent opening, and the percent opening is between 15%~80%.
7. the sound arrester of hair-dryer as described in claim 1, which is characterized in that the sound-absorbing sheet body surpasses made of metal material
Micropore plate body.
8. the sound arrester of hair-dryer as claimed in claim 7, which is characterized in that the sound-absorbing sheet body is aluminium sheet.
9. the sound arrester of hair-dryer as described in claim 1, which is characterized in that multiple mesh of the sound-absorbing sheet body are by punching press shape
Into, and the punching rate of the sound-absorbing sheet body is below 0.7%.
10. the sound arrester of hair-dryer as described in claim 1, which is characterized in that also comprise a strainer, the strainer is at this
It is set in the axial direction of ringwall between an ora terminalis of the ringwall and the sound-absorbing sheet body.
11. the sound arrester of hair-dryer as described in claim 1, which is characterized in that at least one straight slot is strip hole slot.
12. the sound arrester of hair-dryer as claimed in claim 11, which is characterized in that the extending direction of at least one straight slot with
The axial angle of the ringwall is more than 0 ° and less than 90 °.
13. the sound arrester of hair-dryer as claimed in claim 11, which is characterized in that at least one straight slot is along the ringwall
It is axially extending.
14. the sound arrester of hair-dryer as described in claim 1, which is characterized in that at least one straight slot is multiple, and each logical
Slot is round or oval hole slot.
15. a kind of hair-dryer, equipped with such as claim 1 to 14 any one of them sound arrester, and including:
One ontology, the ontology are set there are one air inlet, which is incorporated into the ontology, make the ringwall around the air inlet.
16. hair-dryer as claimed in claim 15, which is characterized in that the ringwall of the sound arrester is in an ora terminalis in axial direction
If there are one engaging portions, which is incorporated into the air inlet periphery of the ontology.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW105144200 | 2016-12-30 | ||
TW105144200A TWI638620B (en) | 2016-12-30 | 2016-12-30 | Blower and noise-absorbing device thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108260912A true CN108260912A (en) | 2018-07-10 |
Family
ID=62770820
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710018621.6A Pending CN108260912A (en) | 2016-12-30 | 2017-01-11 | Hair dryer and sound absorption device thereof |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN108260912A (en) |
TW (1) | TWI638620B (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11434929B2 (en) | 2019-08-02 | 2022-09-06 | Techtronic Cordless Gp | Blowers having noise reduction features |
GB2606394A (en) * | 2021-05-07 | 2022-11-09 | Dyson Technology Ltd | An attachment for a haircare appliance |
US11778960B2 (en) | 2020-01-21 | 2023-10-10 | Techtronic Cordless Gp | Blowers |
US11817073B2 (en) | 2020-01-21 | 2023-11-14 | Techtronic Cordless Gp | Power tool having noise reduction features |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112155303A (en) * | 2020-10-28 | 2021-01-01 | 浙江月立电器有限公司 | Electric hair drier |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6067724A (en) * | 1997-07-28 | 2000-05-30 | Depoyian; Jacques | Interchangeable brush head hair dryer |
TW200606343A (en) * | 2004-08-02 | 2006-02-16 | Sunonwealth Electr Mach Ind Co | Centrifugal blower having auxiliary radial inlets |
CN102186327A (en) * | 2009-12-31 | 2011-09-14 | 英特尔公司 | Quiet system cooling using coupled optimization between integrated micro porous absorbers and rotors |
US20120024620A1 (en) * | 2010-07-29 | 2012-02-02 | Parlux S.P.A. | Silencer device for a hair dryer |
CN202386031U (en) * | 2011-12-05 | 2012-08-22 | 杨睿宏 | Noise reducing structure of hairdryer |
CN105934177A (en) * | 2014-01-23 | 2016-09-07 | 康奈尔公司 | Hair dryer apparatus with noise reducing end cap |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWM359962U (en) | 2009-02-11 | 2009-07-01 | Univ Shu Te | Hair dryer |
TWM494533U (en) | 2014-04-18 | 2015-02-01 | Dyson Technology Ltd | A hairdryer |
-
2016
- 2016-12-30 TW TW105144200A patent/TWI638620B/en not_active IP Right Cessation
-
2017
- 2017-01-11 CN CN201710018621.6A patent/CN108260912A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6067724A (en) * | 1997-07-28 | 2000-05-30 | Depoyian; Jacques | Interchangeable brush head hair dryer |
TW200606343A (en) * | 2004-08-02 | 2006-02-16 | Sunonwealth Electr Mach Ind Co | Centrifugal blower having auxiliary radial inlets |
CN102186327A (en) * | 2009-12-31 | 2011-09-14 | 英特尔公司 | Quiet system cooling using coupled optimization between integrated micro porous absorbers and rotors |
US20120024620A1 (en) * | 2010-07-29 | 2012-02-02 | Parlux S.P.A. | Silencer device for a hair dryer |
CN202386031U (en) * | 2011-12-05 | 2012-08-22 | 杨睿宏 | Noise reducing structure of hairdryer |
CN105934177A (en) * | 2014-01-23 | 2016-09-07 | 康奈尔公司 | Hair dryer apparatus with noise reducing end cap |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11434929B2 (en) | 2019-08-02 | 2022-09-06 | Techtronic Cordless Gp | Blowers having noise reduction features |
US11841023B2 (en) | 2019-08-02 | 2023-12-12 | Techtronic Cordless Gp | Blowers having noise reduction features |
US11778960B2 (en) | 2020-01-21 | 2023-10-10 | Techtronic Cordless Gp | Blowers |
US11817073B2 (en) | 2020-01-21 | 2023-11-14 | Techtronic Cordless Gp | Power tool having noise reduction features |
GB2606394A (en) * | 2021-05-07 | 2022-11-09 | Dyson Technology Ltd | An attachment for a haircare appliance |
GB2606394B (en) * | 2021-05-07 | 2023-10-18 | Dyson Technology Ltd | An attachment for a haircare appliance |
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TWI638620B (en) | 2018-10-21 |
TW201822671A (en) | 2018-07-01 |
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Effective date of registration: 20210421 Address after: 536000 zone B6, northwest sea export processing zone, Beihai Avenue, Beihai City, Guangxi Zhuang Autonomous Region Applicant after: Beihai jianzhun Electronics Co.,Ltd. Address before: 528251, No. two, 5 South Avenue, Ping Chau, Guangdong, Foshan Applicant before: SUNON ELECTRONICS (FOSHAN) Co.,Ltd. |
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Application publication date: 20180710 |