CN107663741B - Hang shock mitigation system and washing machine - Google Patents
Hang shock mitigation system and washing machine Download PDFInfo
- Publication number
- CN107663741B CN107663741B CN201710928802.2A CN201710928802A CN107663741B CN 107663741 B CN107663741 B CN 107663741B CN 201710928802 A CN201710928802 A CN 201710928802A CN 107663741 B CN107663741 B CN 107663741B
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- Prior art keywords
- hole
- hanger bar
- damping
- mitigation system
- shock mitigation
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/20—Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casing; Preventing or damping vibrations
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Vibration Prevention Devices (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
The present invention relates to life field of household appliances, disclose a kind of suspension shock mitigation system and washing machine, the suspension shock mitigation system includes hanger bar (2) and the damper assembly that is arranged in the hanger bar, the damper assembly includes: ball seat (10), retainer (20), damped elasticity part (30), on at least partly crimping retainer (20) of the inner peripheral surface of the ball seat (10)；The retainer (20) includes can be with the damping adjustment portion of the hanger bar (2) face contact, wherein, when the ball seat (10) stress is mobile to the retainer (20), change in friction force between damping adjustment portion (3) and the hanger bar (2), and change damping force corresponding to ball seat (10) stress, it can either effective abatement system shock energy, avoid complete machine vibrating noise larger, hit bucket, displacement etc., suspension movement can also be effectively driven, vibration is avoided to be transmitted on washing machine shell, generate abnormal sound or vibration.
Description
Technical field
The present invention relates to life field of household appliances, have the suspension shock mitigation system more particularly to suspension shock mitigation system and reference
Washing machine.
Background technique
As washing machine is more and more common, frequency of use is also higher and higher, not only requires washing machine that can neatly apply
In the small wash load such as wash load or a small amount of shirt, and user couple greatly such as various wash loads, such as quilt cover, down jackets
The requirement for running noise is also higher and higher, and being also contemplated that can undisturbedly run at night.
Present Wave wheel stirring type washing machine mostly uses top releasing type, using suspension shock mitigation system, carries out damping to lower
Noise.Hang shock mitigation system, also known as hanger rod component, primarily now there are three types of: air type sunpender has independent frictional damping list
Member frictional sunpender and without independent damping unit spring sunpender.Wherein, frictional sunpender is because its structure is simple, cost
Low, low noise, and be commonly used.
But since the damping force of the frictional damping unit in frictional sunpender is approximately steady state value during the work time,
Load is changing always when being difficult to adapt to laundry machine dehydration, all almost different operating condition, entire suspension subtract each workload
Shake system only can be only achieved optimal damping effect when matching the certain loads of washing machine, cannot be considered in terms of washing heavy load and
Two kinds of extreme operating conditions of small load.Such as in order to adapt to small wash load, and the initial damping force setting for hanging shock mitigation system is smaller,
When load or it is eccentric larger when, damping force is difficult to effective abatement system shock energy, causes that complete machine vibrating noise is larger, hits bucket, moves
Position etc.；Such as in order to adapt to big wash load, and the initial damping force setting for hanging shock mitigation system is bigger than normal, it is difficult when loading smaller
In effectively driving suspension movement, and cause excessively to shake to be transmitted on washing machine shell, generates abnormal sound or vibration.
The present invention is directed to solve the above problems, variation can be loaded with washing machine and automatically adjust by providing a kind of damping force
Suspension, to realize that washing machine all has good damping effect under different loads.
Summary of the invention
The purpose of the invention is to overcome the damping in suspension shock mitigation system of the existing technology can not be with washing machine
The problem of load changes and changes, damping can not be effectively performed, provides a kind of hanging vibration reduction system, the hanging vibration reduction system energy
It is enough to play good damping effect under different loads.
To achieve the goals above, one aspect of the present invention provides a kind of suspension shock mitigation system, which includes
Hanger bar and the damper assembly being arranged in the hanger bar, the damper assembly includes: ball seat, which includes for accommodating
The through-hole of the hanger bar, for bucket outer wall face contact supporting part, the auxiliary section of the supporting part opposite side is set；
Retainer, the retainer include the damping adjustment portion that can accommodate the hanger bar, and the inner peripheral surface of the auxiliary section is at least partly
It is crimped on the outer peripheral surface of the damping adjustment portion, is provided with rubbing hole in the damping adjustment portion, running through in the rubbing hole has
The outer peripheral surface of the hanger bar, the inner peripheral surface of the rubbing hole and the hanger bar corresponding with the inner peripheral surface contacts with each other；Resistance
Buddhist nun's elastic component, one end of the damped elasticity part are connected on the retainer, and the other end is connected to the lower end of the auxiliary section,
In, when the ball seat stress is moved along the hanger bar, the frictional force between the damping adjustment portion and the hanger bar becomes
Change.
Preferably, the damping adjustment portion includes the friction member for damping adjustment hole and being arranged in the damping adjustment hole,
The friction member is elastomer, and the rubbing hole with the damping adjustment hole arranged coaxial is provided in the friction member.
Preferably, the receiving circumferential groove for accommodating the damped elasticity part, the receiving circumferential groove are formed on the retainer
With the damping adjustment hole arranged coaxial.
Preferably, it is formed with inner wall between the damping adjustment hole and the receiving circumferential groove, is formed on the inner wall more
A elastic groove.
Preferably, be at least partly formed with bearing surface on the inner peripheral surface of the auxiliary section, the plane where the bearing surface with
The axis of the hanger bar intersects, and forms mating surface corresponding with the bearing surface on the outer peripheral surface of the damping adjustment portion.
Preferably, the bearing surface and the mating surface are the conical surface.
Preferably, the damping adjustment hole is stepped hole, including the hole that is engaged for accommodating the friction member, and is set
Set below the hole that is engaged can be for the perforative location hole of the hanger bar, and the counterweight being arranged in below the location hole
Hole, the inner peripheral surface in the hole that is engaged and the periphery face contact of the friction member.
Preferably, the top of the hanger bar is provided with the suspension foot for connecting with washer cabinet or rack；Institute
The bottom end for stating hanger bar is provided with spring base, and the suspension shock mitigation system includes damping elastomer part, and the one of the damping elastomer part
End is connected to the lower end surface of the retainer, and the other end is connected on the spring base.
Preferably, the damping elastomer part is spring, and the bottom of the retainer is provided with spring-housing groove.
Second aspect of the present invention provides a kind of washing machine, and the washing machine includes washer cabinet or rack, washing machine
Staving and any one of according to the above technical scheme described in suspension shock mitigation system.
Through the above technical solutions, the friction member can be made by diameter when load change suffered by ball seat is mobile to retainer
To extruding, and make damping force corresponding to load change, so as to effective abatement system shock energy, avoid complete machine vibrating noise compared with
Greatly, bucket, displacement etc. are hit, additionally it is possible to effectively drive suspension movement, vibration is avoided to be transmitted on washing machine shell, generate different
It rings or shakes.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of specific embodiment of hanging vibration reduction system of the present invention；
Fig. 2 is a kind of perspective view of specific embodiment of retainer 20 of the present invention.
Fig. 3 is a kind of top view of specific embodiment of retainer 20 of the present invention.
Fig. 4 is a kind of perspective view of specific embodiment of ball seat 10 of the present invention.
Fig. 5 is a kind of cross-sectional view of specific embodiment of ball seat 10 of the present invention.
Fig. 6 is a kind of specific embodiment party of damper assembly of the present invention (damped elasticity part 30 and friction member 40 not shown)
The cross-sectional view of formula.
Fig. 7 is a kind of cross-sectional view of specific embodiment of damping adjustment portion 3 of the present invention.
Description of symbols
1 suspension 2 hanger bar of foot
7 damping elastomer part, 8 spring base
10 ball seat, 11 through-hole
12 supporting part, 13 auxiliary section
20 retainers
21 damping adjustment holes 211 are engaged hole
212 location holes 213 match repeated hole
22 accommodate 23 inner wall of circumferential groove
24 outer wall, 25 bottom wall
26 step convex walls
28 elastic groove, 29 spring-housing groove
30 damped elasticity parts
40 friction member, 41 rubbing hole
Specific embodiment
In the present invention, the noun of locality used such as " upper and lower, left and right " typically refer to reference to it is shown in the drawings it is upper and lower, left,
It is right；" inside and outside " refers to the inside and outside of the profile relative to each component itself.In addition, term " first ", " second " are only used for describing
Purpose is not understood to indicate or imply relative importance or implicitly indicates the quantity of indicated technical characteristic.
The present invention provides a kind of suspension shock mitigation system, as shown in Figure 1, the suspension shock mitigation system includes hanger bar 2 and setting
Damper assembly in hanger bar 2, the damper assembly include ball seat 10, retainer 20, damped elasticity part 30, specifically, ball
Seat 10 include for accommodate the through-hole 11 of hanger bar 2, for bucket outer wall face contact supporting part 12, be arranged in supporting part 12
The auxiliary section 13 of opposite side；Retainer 20 includes can be with the damping adjustment portion 3 of 2 face contact of hanger bar, the auxiliary section
On the outer peripheral surface 331 of at least partly crimping damping adjustment portion of 13 inner peripheral surface 131；Friction is provided in the damping adjustment portion 3
Hole 41, through there is hanger bar 2 in the rubbing hole 41, the inner peripheral surface of the rubbing hole 41 and hanger bar 2 corresponding with the inner peripheral surface
Outer peripheral surface contacts with each other, and one end of the damped elasticity part 30 is connected on retainer 20, and the other end is connected to the auxiliary section 13
Bottom surface, wherein when 10 stress of ball seat is moved along hanger bar 2, it is described damping adjustment portion 3 and hanger bar 2 between frictional force
Variation.
Staving refers in washing machine for accommodating the washing tube etc. of laundry item.When placed different weight in staving
It is washed, i.e., it changes for load suffered by the supporting part 12 with bucket outer wall face contact, makes the damping of mutual face contact
The contact of the inner peripheral surface 131 of the outer peripheral surface 331 and auxiliary section 13 of adjustment portion 3 happens variation.The variation of the contact situation is logical
Overdamp adjustment portion 3 be transmitted to be arranged in damping adjustment portion 3 in rubbing hole 41 inner peripheral surface on, and make damp adjustment portion 3 with
Frictional force between hanger bar 2 changes, the frictional force be hang shock mitigation system damping force, and enable damping force with
The difference of the weight of clothing that is placed in staving and accordingly change, so as to take into account washing heavy load and small two kinds of load
Extreme operating condition.
When no matter load is small wash load or big wash load, the damping force of suspension shock mitigation system of the present invention is equal
It can become smaller or larger with load, i.e. the damper assembly through the invention, can make damping force accordingly and staving
Suffered load change, and can either effective abatement system shock energy, avoid that complete machine vibrating noise is larger, hit bucket, displacement etc., moreover it is possible to
Suspension movement is enough effectively driven, vibration is avoided to be transmitted on washing machine shell, generates abnormal sound or vibration.
The damping adjustment portion 3 may be integrally formed on retainer 20.In order to make to contact the variation (pressure) of situation
Frictional force can be made to change with the contact surface of itself and hanger bar 2 by damping adjustment portion 3 and being transmitted to, preferably damping is adjusted
Portion 3 is the material for being easier to deformation.Retainer 20 can be formed by processing methods such as double ejection formations.
As a preferred embodiment, as shown in fig. 7, the damping adjustment portion 3 includes damping adjustment hole 21 and sets
Set the friction member 40 in damping adjustment hole 21, the friction member 40 is elastomer, be provided in the friction member 40 with it is described
Damp the rubbing hole 41 of 21 arranged coaxial of adjustment hole.It, can be according to institute by the way that friction member 40 to be separately provided with respect to retainer 20
It need to damp and neatly replace friction member 40 with different elasticities.And it can be when 40 inner surface of friction member be worn, only
Friction member 40 need to be replaced, so as to reduce the quantity of renewal part when maintenance.In addition, by the way that 21 He of adjustment hole will be damped
22 arranged coaxial of receiving circumferential groove is transmitted to hanger bar 2 by retainer 20 so as to ball seat 10 when being axially moveable
On power be uniform in the circumferential.In addition one end of the damped elasticity part 30 is connected to the bottom surface for accommodating circumferential groove 22.
Auxiliary section 13 and damped elasticity part 30 can be preferably kept using the structure, improves the reliability of damper assembly.
Damping adjustment hole 21 and accommodate circumferential groove 22 between be formed with inner wall 23, in order to make retainer 20 inner wall outer peripheral surface
Deformation can be easily generated when by radial component and is changed to internal diameter, make the damping adjustment hole 21 of retainer 20 to rubbing
The chucking power for wiping part changes, and is formed with multiple elastic grooves 28 on the preferably described inner wall 23.As shown in Figures 2 and 3, the elasticity
Slot 28 is 3, is evenly distributed on inner wall 23.Further preferably, which extends to the bottom for accommodating circumferential groove 22, from
And keep the transmitting of power more easy.
Since one end of damped elasticity part 30 is connected to the bottom surface of receiving circumferential groove 22, i.e., on bottom wall 25, the other end is connected to
The lower end of auxiliary section 13, when loading relatively small, the pressure being transmitted on damped elasticity part 30 by auxiliary section 13 is also smaller,
I.e. auxiliary section 13 be pressed into accommodate circumferential groove 22 depth it is shallower, to make the inner peripheral surface of auxiliary section 13 and the outer peripheral surface of inner wall 23
Contact area is smaller.At this point, it is also relatively small by the chucking power that inner wall 23 is applied on friction member 40, when friction member 40 is opposite
The frictional force that hanger bar 2 generates when moving is also smaller.When loading relatively large, damped elasticity part is transmitted to by auxiliary section 13
Pressure on 30 is also larger, i.e., auxiliary section 13 be pressed into accommodate circumferential groove 22 depth it is deeper, to make the inner peripheral surface of auxiliary section 13
131 is larger with the contact area of the outer peripheral surface 331 of inner wall 23.At this point, being applied to the chucking power on friction member 40 by inner wall 23
Also relatively large, the frictional force generated when friction member 40 is moved with respect to hanger bar 2 is also larger.
As one embodiment of the present invention, abutting is at least partly formed on the inner peripheral surface 131 of the auxiliary section 13
Face 1311, the bearing surface 1311 can be that curved surface also can be plane, and preferably the plane where the bearing surface 1311 is hanged with described
The axis of hanging rod 2 intersects, and forms mating surface corresponding with the bearing surface 1311 on the outer peripheral surface 331 of the damping adjustment portion 3
3311.For example, auxiliary section 13 is only partially formed as inclined-plane, when inclined-plane moves down, axial force can also be decomposited radially
Active force, pressing damping adjustment portion 3 make damp adjustment portion 3 become larger relative to the pressure of 2 circumferential surface of hanger bar.In addition, such
Can also there be multiple conduct bearing surfaces 1311 on inclined-plane, be uniformly distributed circumferentially, in addition, the inclined-plane can be formed in the same conical surface
On, it also can be formed on the different conical surfaces.
As a kind of preferred embodiment of the invention, the bearing surface 1311 and the mating surface 3311 are the conical surface.
As shown in Figure 5 and Figure 6, the inner peripheral surface 131 of the auxiliary section 13 is all formed as the conical surface.As shown in Figure 6 and Figure 7, inner wall 23
The outer peripheral surface be the conical surface, to enable axial force to decomposite active force radially by the conical surface, with extrusion friction part
40, frictional force when relatively moving hanger bar 2 and friction member 40 changes, to effectively cancel out washing machine operation when institute
The vibration of generation.
As shown in Fig. 2, Fig. 4 and Fig. 5, the conical surface of ball seat 10 and the conical surface of retainer 20 are circular conical surface.When ball seat 10
Supporting part 12 is by axial force, and mobile relative to retainer 20, which decomposes along the conical surface to contact with each other, since the conical surface is
Circular conical surface, that is to say, that have uniform radial component, in the circumferential so as to keep the circumferential surface of rubbing hole 41 of friction member 40 equal
Even contact suspension bar forms smoothly vibration damping.
Specific embodiment as one preferred, as shown in fig. 6, the damping adjustment hole 21 is stepped hole, including with
In accommodating the hole 211 that is engaged of the friction member 40, and be arranged in below the hole 211 that is engaged can be for the hanger bar
2 perforative location holes 212, and be arranged in below location hole 212 with repeated hole 213, the inner peripheral surface in the hole 211 that is engaged with
The periphery face contact of the friction member 40.It the location hole 212 and is applied between hanger bar 2 therein and is formed with gap.It rubs
Part 40 is wiped hole 211 and to be supported with the step convex wall 26 between repeated hole 213 by being located to be engaged.
It is preferred that the hole 211 and roughly the same with 213 aperture of repeated hole of being engaged, and elastic groove 28 is applied in the hole that is engaged
23 part of inner wall where 211, and part is applied in 23 part of inner wall where repeated hole 213, makes inner wall 23 by ball
The power that seat 10 is applied is more easily to deform.
Based on the above technical solution, the top of hanger bar 2 is provided with for connecting with washer cabinet or rack
The suspension foot 1 connect, the bottom end of hanger bar 2 are provided with spring base 8, and the suspension shock mitigation system includes damping elastomer part 7, vibration damping bullet
One end of property part 7 is connected to the lower end surface of retainer 20, and the other end is connected on spring base 8.With this configuration, it can buffer and wash
The vibration that clothing machine complete machine generates when being dehydrated.
It is preferred that damping elastomer part 7 is spring, and by the spring-housing groove 29 set by the bottom of retainer 20, more preferably
Ground is held the spring in hanger bar 2.
The present invention also provides a kind of washing machine, the washing machine include washer cabinet or rack, washing machine drum body and
Suspension shock mitigation system described in any one of according to the above technical scheme.
It is described the prefered embodiments of the present invention in detail above in conjunction with attached drawing, still, the present invention is not limited thereto.At this
, can be with various simple variants of the technical solution of the present invention are made in the range of the technology design of invention, including each particular technique
Feature is combined in any suitable manner.In order to avoid unnecessary repetition, the present invention is to various combinations of possible ways
No further explanation will be given.But it should also be regarded as the disclosure of the present invention for these simple variants and combination, belongs to the present invention
Protection scope.
Claims (10)
1. a kind of suspension shock mitigation system, which includes the resistance of hanger bar (2) and setting on the hanger bar (2)
Buddhist nun's component, which is characterized in that the damper assembly includes:
Ball seat (10), the ball seat (10) include for accommodating the through-hole of the hanger bar (2) (11), for connecing with bucket outer wall face
The supporting part (12) of touching is arranged in the auxiliary section (13) of the supporting part (12) opposite side；
Retainer (20), the retainer (20) include can with the damping adjustment portion (3) of the hanger bar (2) face contact, it is described
The inner peripheral surface (131) of auxiliary section (13) is at least partly crimped on the outer peripheral surface (331) of damping adjustment portion (3), the resistance
Rubbing hole (41) are provided in Buddhist nun's adjustment portion (3), running through in the rubbing hole (41) has the hanger bar (2), the rubbing hole
(41) outer peripheral surface of inner peripheral surface and the hanger bar (2) corresponding with the inner peripheral surface contacts with each other；
Damped elasticity part (30), one end of the damped elasticity part (30) are connected on the retainer (20), and the other end is connected to
The lower end of the auxiliary section (13),
Wherein, when the ball seat (10) stress is mobile along the hanger bar (2), the damping adjustment portion (3) and the suspension
Change in friction force between bar (2).
2. suspension shock mitigation system according to claim 1, which is characterized in that the damping adjustment portion (3) includes that damping is adjusted
The friction member (40) of knothole (21) and setting in damping adjustment hole (21), the friction member (40) is elastomer, described
The rubbing hole (41) with described damping adjustment hole (21) arranged coaxial is provided in friction member (40).
3. suspension shock mitigation system according to claim 2, which is characterized in that be formed on the retainer (20) for holding
Receive the receiving circumferential groove (22) of the damped elasticity part (30), the receiving circumferential groove (22) with the damping adjustment hole (21) is coaxial matches
It sets.
4. suspension shock mitigation system according to claim 3, which is characterized in that the damping adjustment hole (21) and the receiving
It is formed between circumferential groove (22) inner wall (23), is formed with multiple elastic grooves (28) on the inner wall (23).
5. suspension shock mitigation system according to claim 1, which is characterized in that the inner peripheral surface (131) of the auxiliary section (13)
On be at least partly formed with bearing surface (1311), the face where the bearing surface (1311) is intersected with the axis of the hanger bar (2),
Mating surface (3311) corresponding with the bearing surface (1311) is formed on the outer peripheral surface (331) of damping adjustment portion (3).
6. suspension shock mitigation system according to claim 5, which is characterized in that the bearing surface (1311) and the mating surface
It (3311) is the conical surface.
7. suspension shock mitigation system according to claim 2, which is characterized in that the damping adjustment hole (21) is stepped hole,
Including for accommodating the hole that is engaged (211) of the friction member (40), and be arranged below the hole that is engaged (211) can
Match repeated hole (213) below the location hole (212) for the hanger bar (2) perforative location hole (212), and setting, institute
State the inner peripheral surface in the hole that is engaged (211) and the periphery face contact of the friction member (40).
8. suspension shock mitigation system according to claim 1, which is characterized in that the top setting of the hanger bar (2) is useful
In the suspension foot (1) being connect with washer cabinet or rack；The bottom end of the hanger bar (2) is provided with spring base (8), described
Hanging shock mitigation system includes damping elastomer part (7), and one end of the damping elastomer part (7) is connected under the retainer (20)
End face, the other end are connected on the spring base (8).
9. suspension shock mitigation system according to claim 8, which is characterized in that the damping elastomer part (7) is spring, described
The bottom of retainer (20) is provided with spring-housing groove (29).
10. a kind of washing machine, the washing machine includes washer cabinet or rack, washing machine drum body and according to claim 1-
Suspension shock mitigation system described in any one of 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710928802.2A CN107663741B (en) | 2017-10-09 | 2017-10-09 | Hang shock mitigation system and washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710928802.2A CN107663741B (en) | 2017-10-09 | 2017-10-09 | Hang shock mitigation system and washing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107663741A CN107663741A (en) | 2018-02-06 |
| CN107663741B true CN107663741B (en) | 2019-08-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710928802.2A Active CN107663741B (en) | 2017-10-09 | 2017-10-09 | Hang shock mitigation system and washing machine |
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| CN (1) | CN107663741B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109914069B (en) * | 2018-12-10 | 2024-03-22 | 昌邑市永富弹簧有限公司 | Washing machine suspender assembly with variable damping function and washing machine with same |
| CN112342743B (en) * | 2019-08-09 | 2024-03-19 | 青岛海尔洗衣机有限公司 | Vibration damper of washing machine and washing machine |
| KR20210030111A (en) * | 2019-09-09 | 2021-03-17 | 엘지전자 주식회사 | Laundry treating apparatus |
| CN111101337A (en) * | 2020-02-10 | 2020-05-05 | 海信（山东）冰箱有限公司 | Washing machine |
| CN117021863B (en) * | 2023-10-07 | 2024-01-16 | 之江实验室 | Damping-adjustable suspension device and wheeled robot |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002045592A (en) * | 2000-08-03 | 2002-02-12 | Hitachi Ltd | Dewatering washing machine |
| CN1566459A (en) * | 2003-06-23 | 2005-01-19 | 乐金电子(天津)电器有限公司 | Vibration damper utilizing thermal deformation and washing machine having same |
| KR20090012698U (en) * | 2008-06-09 | 2009-12-14 | 삼천산업 주식회사 | Friction damper for washing machine |
| CN102660854B (en) * | 2012-06-04 | 2014-07-16 | 昌邑市永富弹簧有限公司 | Damping assembly of impeller automatic washing machine |
| CN102954147A (en) * | 2012-11-13 | 2013-03-06 | 合肥荣事达三洋电器股份有限公司 | Variable-damping suspender vibration damper |
| CN105274780B (en) * | 2014-06-26 | 2017-09-12 | 苏州三星电子有限公司 | A kind of rotary drum washing machine and its mutative damp vibration absorber |
| CN106120246B (en) * | 2015-05-04 | 2021-01-26 | 三星电子株式会社 | Damping device and washing machine comprising same |
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- 2017-10-09 CN CN201710928802.2A patent/CN107663741B/en active Active
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Effective date of registration: 20190715 Address after: 214028 No. 18 Changjiang South Road, Wuxi National High-tech Development Zone, Jiangsu Province Applicant after: Wuxi Swan Electrical Appliances Co., Ltd. Address before: 214028 No. 18 Changjiang South Road, Wuxi National High-tech Development Zone, Jiangsu Province Applicant before: Wuxi Xiaotianer Co., Ltd. |
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