CN1707010A - Drum type washing machine and its drum - Google Patents
Drum type washing machine and its drum Download PDFInfo
- Publication number
- CN1707010A CN1707010A CNA2005100778343A CN200510077834A CN1707010A CN 1707010 A CN1707010 A CN 1707010A CN A2005100778343 A CNA2005100778343 A CN A2005100778343A CN 200510077834 A CN200510077834 A CN 200510077834A CN 1707010 A CN1707010 A CN 1707010A
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- Prior art keywords
- drum
- cylinder
- balancer
- washing machine
- clothing
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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
- D06F37/02—Rotary receptacles, e.g. drums
- D06F37/04—Rotary receptacles, e.g. drums adapted for rotation or oscillation about a horizontal or inclined axis
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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
- D06F37/22—Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casing; Preventing or damping vibrations in machines with a receptacle rotating or oscillating about a horizontal axis
- D06F37/225—Damping vibrations by displacing, supplying or ejecting a material, e.g. liquid, into or from counterbalancing pockets
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
- Accessory Of Washing/Drying Machine, Commercial Washing/Drying Machine, Other Washing/Drying Machine (AREA)
Abstract
本发明公开了一种滚筒式洗衣机。该滚筒式洗衣机包括分别安装于该滚筒的前侧和后侧的前平衡器和后平衡器。因此，即使当衣物偏心地放置在滚筒的一侧时，由衣物产生的偏心力也能够通过该前平衡器和后平衡器互补地消除。
The invention discloses a drum type washing machine. The drum type washing machine includes a front balancer and a rear balancer respectively installed on the front side and the rear side of the drum. Therefore, even when the laundry is eccentrically placed on one side of the drum, the eccentric force generated by the laundry can be complementarily eliminated by the front and rear balancers.
Description
Technical field
The present invention relates to a kind of tumbling-box washing machine, particularly relate to a kind of tumbling-box washing machine with balancer front surface that is installed in cylinder and rear surface, that be used to eliminate the eccentric force that produces by clothing.
Background technology
Fig. 1 is a cutaway view of describing the internal structure of traditional tumbling-box washing machine.
As shown in Figure 1, traditional tumbling-box washing machine comprises: case component 110, and it has pedestal 101 and door 102; Be installed on the steel ladle 120 in this case component 110; Rotatably be arranged at the cylinder 130 in this steel ladle 120; The motor 140 that is used for swing roller 130; Be used to alleviate spring 150 and the shock absorber 160 that passes to the vibration of case component 110 from steel ladle 120; And the balancer 170 that is used to alleviate the vibration that produces at cylinder 130.
Cylinder 130 has a plurality of holes 104, and washings are incorporated into cylinder 130 by described hole from steel ladle 120.Inner circumferential surface at cylinder 130 connects lifting arm (lift) 103.Along with cylinder 130 rotations, by lifting arm 103 the clothing m in the cylinder 130 to be mentioned, described lifting arm is along cylinder 130 rotations.
The inner surface of steel ladle 120 and this case component 110 is preset distance at interval.The upper end of this steel ladle 120 is connected on the case component 110 by spring 150, and the lower end of this steel ladle 120 is connected on the pedestal 101 by shock absorber 160.Shock absorber 160 is articulated in pedestal 101.Spring 150 and shock absorber 160 are used to alleviate from steel ladle 120 and are delivered to vibration on the case component 110.
The door 102 of case component 110 is articulated on the front surface 105 of this case component 110.On the front surface 125 of steel ladle 120, be formed with opening 126.On the front surface 135 of cylinder 130, be formed with another opening 136.The opening 126 of this steel ladle 120 communicates with hole 106, and this hole 106 is by door 102 opening and closing.In addition, the opening 136 of this cylinder 130 communicates with this hole 106.
Between the front surface 125 of the front surface 105 of the case component 110 that door 102 is connected and steel ladle 120, sealing gasket 180 is set, is used to prevent that washings from leaking.Sealing gasket 180 is used to seal the space that the front surface 125 by the inner surface of case component 110 and steel ladle 120 limits.
Motor 140 is installed on the back of steel ladle 120, is used for swing roller 130, and this cylinder 130 is arranged in this steel ladle 120.
Balancer 170 with predetermined weight is installed on the cylinder 130, is used for keeping when cylinder 130 rotations the balance of cylinder 130.Balancer 170 provides centrifugal force to the cylinder 130 that rotates at a high speed when carrying out processed, to prevent cylinder 130 vibrations.
Balancer 170 is the ball balancers that are positioned at cylinder 130 front ends.This balancer 170 comprises: the shell 172 that is fixed in this cylinder 130; Be arranged at the ball 174 in this shell 172 movably.
This balancer 170 is used to compensate the off-centre of cylinder 130, and this off-centre is when cylinder 130 rotations, when clothing m accumulates in a side of cylinder 130, is produced by clothing m.In order to compensate the off-centre of the cylinder 130 that produces owing to clothing m, ball 174 moves to the opposite side of cylinder 130, and this opposite side is relative with a side of the cylinder that clothing m gathers.
When clothing m gathered door one side that balancer 170 is installed, the alternate position spike between the direction of the direction of the centrifugal force that is produced by balancer 170 and the eccentric force that produced by clothing m was very little, therefore, can obtain suitable balance by balancer 170.Yet, when clothing m accumulated in as shown in Figure 1 motor one side, the alternate position spike between the direction of the direction of the centrifugal force that is produced by balancer 170 and the eccentric force that produced by clothing m was very big, therefore, the balance that can not obtain to suit by balancer 170 will be described below in detail.
When clothing m accumulated in motor one side of cylinder 130, clothing m was relative along diagonal each other with balancer 170, as shown in Figure 1.At this moment, the eccentric force that is produced by clothing m is applied to the position of contiguous motor one side along arrow f1 indicated direction, and the centrifugal force that is produced by balancer 170 is applied to the position of adjacent doors one side along arrow f2 indicated direction.Therefore, can not obtain suitable balance by balancer 170.
In addition, when clothing m and balancer 170 each other along diagonal when relative, balancer 170 and clothing m have increased the vibration that produces on the cylinder 130.
Summary of the invention
Therefore,, the object of the present invention is to provide a kind of tumbling-box washing machine in view of above problem, when it can eliminate the cylinder rotation effectively, the eccentric force that clothing produces.
Another object of the present invention is to provide a kind of cylinder that can be used for this kind tumbling-box washing machine.
According to an aspect of the present invention, above-mentioned and other purposes can realize by a kind of cylinder that is used for tumbling-box washing machine is provided, this cylinder comprises: the cylinder body of hollow: the cylinder forepiece, and it is installed on the front of this cylinder body, and this cylinder forepiece has opening; The cylinder back part, it is installed on the back of this cylinder body; Wheel shaft, it is installed on the rear surface of this cylinder back part; And the forward horizontal stand device and the back balance device that are installed on the front and back of this cylinder body respectively, the eccentric force that produces at this cylinder body when being used for complementally eliminating the rotation of cylinder body.
Preferably, this forward horizontal stand device is connected with this cylinder forepiece, and this back balance device is connected with this cylinder back part.
Perhaps, this back balance device can be connected on this wheel shaft or be installed on the outside of this wheel shaft.
Preferably, this forward horizontal stand device and this back balance device one of them is the fluid balance device at least.
According to a further aspect in the invention, provide a kind of tumbling-box washing machine, having comprised: rotatable hollow cylinder; And the forward horizontal stand device and the back balance device that are installed on the front and back of this cylinder respectively, be used for providing centrifugal force, complementally to be equilibrated at the eccentric force that this cylinder produces to this cylinder.
Preferably, this cylinder comprises: the cylinder body; The cylinder forepiece, it is installed on the front of this cylinder body, and this cylinder forepiece has opening; And the cylinder back part, it is installed on the back of this cylinder body; And this forward horizontal stand device is connected with this cylinder forepiece, and this back balance device is connected with this cylinder back part.
Preferably, this forward horizontal stand device and this back balance device one of them is the fluid balance device at least.
In accordance with a further aspect of the present invention, provide a kind of tumbling-box washing machine, having comprised: case component, it forms the appearance of this tumbling-box washing machine; Steel ladle, it is installed on the inside of this case component in supported mode; And cylinder, it rotatably is positioned over the inside of this steel ladle, and wherein this cylinder comprises: the cylinder body of hollow: the cylinder forepiece, it is installed on the front of this cylinder body, and this cylinder forepiece has opening; And the cylinder back part, it is installed on the back of this cylinder body; And the forward horizontal stand device and the back balance device that are installed on the front and back of this cylinder body respectively, the eccentric force that produces at this cylinder body when being used for complementally eliminating the rotation of cylinder body.
Preferably, this forward horizontal stand device is connected with this cylinder forepiece, and this back balance device is connected with this cylinder back part.
According to the present invention, forward horizontal stand device and back balance device are installed on the front side and the rear side of cylinder respectively, therefore, even when clothing is placed on a side of cylinder prejudicially, also can complementally be eliminated by this forward horizontal stand device and back balance device by the eccentric force that clothing produces.
Description of drawings
Carry out following detailed description in conjunction with the drawings, will find out above-mentioned and other purposes, feature and other advantages of the present invention easilier.Wherein:
Fig. 1 is a cutaway view of describing the internal structure of traditional tumbling-box washing machine;
Fig. 2 is a cutaway view of describing the internal structure of tumbling-box washing machine according to a first advantageous embodiment of the invention;
Fig. 3 is a three-dimensional exploded view of describing vibrating body according to a first advantageous embodiment of the invention;
Fig. 4 is a three-dimensional exploded view of describing cylinder according to a first advantageous embodiment of the invention;
Fig. 5 is that figure cuts open in the three-dimensional office of describing cylinder according to a first advantageous embodiment of the invention; And
Fig. 6 is a three-dimensional exploded view of describing cylinder according to a second, preferred embodiment of the present invention.
The specific embodiment
Description describes in detail according to a preferred embodiment of the invention.
The tumbling-box washing machine of a plurality of preferred embodiments of the present invention though can give chapter and verse is hereinafter only described most preferred embodiment.In addition, therefore identical according to the basic structure of tumbling-box washing machine of the present invention and above-mentioned traditional tumbling-box washing machine do not provide its detailed description.
Fig. 2 is a cutaway view of describing the internal structure of tumbling-box washing machine according to a first advantageous embodiment of the invention; Fig. 3 is an exploded perspective view of describing vibrating body according to a first advantageous embodiment of the invention; Fig. 4 is a three-dimensional exploded view of describing cylinder according to a first advantageous embodiment of the invention, and Fig. 5 is that figure cuts open in the three-dimensional office of describing cylinder according to a first advantageous embodiment of the invention.
As shown in Figure 2, tumbling-box washing machine according to a first advantageous embodiment of the invention comprises: case component 10, and it forms the appearance of tumbling-box washing machine; Be installed on steel ladle 20 in this case component 10 in the mode that is supported; Rotatably be arranged at the cylinder 30 in this steel ladle 20; Motor 40, the rear surface that it is installed on this steel ladle 20 is used for swing roller 30; Rear surface sealing gasket 50, it is used to seal the inside of steel ladle 20 and stops vibration to be delivered to steel ladle 20 from cylinder 30; And suspender 60, the rear portion that it is connected to steel ladle 20 is used to alleviate the vibration that is delivered to case component 10 from steel ladle 20.
Case component 10 comprises: form the both side surface of tumbling-box washing machine and the casing ontology 18 of rear surface; Be installed on the cabinet cover 11 of the front side of this casing ontology 18; Be installed on the top cover 14 of the upside of this casing ontology 18; And the underlying foundation 16 that is installed on this casing ontology 18.
Form porosely 19 on cabinet cover 11, this hole 19 is by the door opening and closing, and this hingen is connected on this cabinet cover 11.Suspender 60 is arranged between this pedestal 16 and the steel ladle 20.
As shown in Figures 2 and 3, steel ladle 20 comprises: be arranged at the steel ladle body 22 in this cabinet cover 11, this steel ladle body 22 is fixed in the inner surface of this cabinet cover 11, makes this steel ladle body 22 communicate with this hole 19; The bung 24 that is filled with water, it is connected to the rear surface of steel ladle body 22, and the central parts in this bung 24 that is filled with water are formed with opening 23; Steel ladle sealing gasket 26 is used to close the opening 23 of this bung 24 that is filled with water; And bearing block 28, the rear surface that it is installed on this steel ladle sealing gasket 26 is used to support the motor drive shaft 42 of motor 40.
The opening 21 of steel ladle body 22 aligns with the hole 19 of this cabinet cover 11, makes this steel ladle body 22 align with the hole 19 of this cabinet cover 11, and then, this steel ladle body 22 is fixed on this cabinet cover 11 by bolt 25.
The bung 24 that is filled with water is connected to the rear surface of steel ladle body 22 by bolt 25a, and bolt 25a inserts from the fixing hole 24a of the excircle of the fixing hole 22a of the excircle that is formed at this steel ladle body 22 and the bung 24 that is filled with water respectively.
Be filled with water the opening 23 of bung 24 by steel ladle sealing gasket 26 and 50 sealings of rear surface sealing gasket.This bearing block 28 is installed to the rear surface of steel ladle sealing gasket 26 by bolt 25a.This bearing block 28 has bearing 29, and by this bearing 29, motor drive shaft 42 successfully rotates.That is to say that motor drive shaft 42 rotates under the support of bearing 29.
This rear surface sealing gasket 50 is used to prevent that washings from flowing out from steel ladle 20.In addition, when washing or during processed, rear surface sealing gasket 50 is used to reduce to be delivered to from steel ladle sealing gasket 26 vibration or the impact of steel ladle body 22.For this reason, this rear surface sealing gasket 50 is made by the elastomeric material that can extend and shrink.Particularly, this rear surface sealing gasket 50 is along the excircle setting of this steel ladle sealing gasket 26, to seal this opening 23.
Motor 40 is installed on the back of this bearing block 28.The motor drive shaft 42 of this motor 40 is securely fixed in the rear surface of this cylinder 30 by bearing block 28 and steel ladle sealing gasket 26.
Between steel ladle 20 and pedestal 16, suspender 60 is set.To this, shock absorber sealing pad 61 and 62 is installed in respectively on bearing block 28 and the pedestal 16, and shock absorber 70 is set between shock absorber sealing pad 61 and 62.
As shown in Figure 4 and Figure 5, cylinder 30 comprises: rotatingcylindrical drum body 32; Be installed on the roller in front forepiece 34 of this cylinder body 32; Be installed on the cylinder back part 36 of the back of this cylinder body 32; Be fixed to the wheel shaft 38 of the rear surface of this cylinder back part 36; And the forward horizontal stand device 80 and the back balance device 85 that are installed on this cylinder forepiece 34 and this cylinder back part 36 respectively.
Being shaped as of this cylinder body 32 is cylindrical, and its front-end and back-end are opened wide.Rotatingcylindrical drum body 32 has a plurality of through hole 32b, and washings are incorporated into this cylinder body 32 by described through hole or discharge from this cylinder body 32.Inner circumferential surface at cylinder body 32 is connected with lifting arm 31.
In the embodiment that exemplifies, wheel shaft 38 is made separately, and is connected to afterwards on the rear surface of this cylinder back part 36.Perhaps, this wheel shaft 38 can be integrally formed with this cylinder back part 36.
The outer dia of this wheel shaft 38 is slightly less than the diameter of this cylinder body 32 and this cylinder back part 36, and the thickness of this wheel shaft 38 is equal to or slightly less than the thickness of this back balance device 85.Wheel shaft 38 is connected on the rear surface of this cylinder back part 36 by screw 35a.This motor drive shaft 42 fixedly is assemblied in the core of this wheel shaft 38.
Be formed with fixing hole 38a at the edge of wheel shaft 38, screw 35a inserts by described fixing hole, makes wheel shaft 38 be connected on the rear surface of this cylinder back part 36.
Perhaps, back balance device 85 can directly be fixed on this cylinder back part 36, rather than is fixed on the wheel shaft 38.
Forward horizontal stand device 80 and back balance device 85 all are the fluid balance devices that contain liquid.Forward horizontal stand device 80 and back balance device 85 include: annular chamber 82, and the heart limits opening 82a therein; And be contained in liquid 84 in this annular chamber 82.
As shown in Figure 5, chamber 82 forms with the form of sealing, makes liquid 84 not flow out from this chamber 82.This chamber 82 has hollow bulb 82b, and demarcation strip 82c wherein is set.
Particularly, this demarcation strip 82c is arranged in this chamber 82, makes liquid can flow into hollow bulb 82b.That is to say that hollow bulb 82b is not separated plate 82c and separates.To this, the end of each demarcation strip 82c leaves the inwall preset distance in this chamber 82.
Although can according to circumstances use various types of liquid, in the embodiment that exemplifies, liquid is salt solution.
Fig. 6 is an exploded perspective view of describing cylinder according to a second, preferred embodiment of the present invention.
As shown in Figure 6, equal the diameter of this cylinder body 32 except the diameter of wheel shaft 39, wheel shaft 39 is installed in the rear portion of cylinder body 32, and this back balance device 85 is connected to beyond the outer surface of this wheel shaft 39, and cylinder according to a second, preferred embodiment of the present invention is identical with according to a first advantageous embodiment of the invention cylinder.
Therefore identical with according to a first advantageous embodiment of the invention of the structure of other elements of cylinder according to a second, preferred embodiment of the present invention and operation, do not provide its detailed description.
Below with reference to Fig. 4 and Fig. 5, describe the operation that is installed to according to the balancer of cylinder of the present invention in detail.
Clothing 90 and 95 is put into cylinder 30, by motor 40 swing rollers 30.
In the following description, suppose that clothing 90 is placed on the front side of cylinder 30, and this clothing 95 is placed on the rear side of this cylinder 30.
As shown in Figure 5, cylinder 30 rotations when supporting by motor drive shaft 42.When clothing 90 and 95 is placed on the bottom of this cylinder 30, in cylinder 30, produced because the eccentric force of clothing 90 and 95.
When cylinder 30 rotated with high speed, eccentric force increased, and causes centrifugal force simultaneously.Therefore, when cylinder 30 rotations, eccentric force aggravation vibration.
At this moment, the positions of placing according to clothing 90 and 95, the forward horizontal stand device 80 and the back balance device 85 of the front and rear by being installed on this cylinder 30 respectively, eccentric force is compensated elimination, will be described in detail below.
When clothing 90 was positioned over the front side of this cylinder 80, the eccentric force that is produced by clothing 90 not only was applied on this forward horizontal stand device 80, but also is applied on the back balance device 85.Yet the eccentric force that is produced by clothing 90 is eliminated by near the forward horizontal stand devices 80 that are arranged on the clothing 90 mostly, and the back balance device 95 of the rear side of the part that the eccentric force that is produced by clothing 90 only arranged by being arranged at this cylinder 30 is eliminated.
The liquid 84 that comprises in this forward horizontal stand device 80 moves towards these clothing 90 relative directions, and promptly move on the top of the cylinder in accompanying drawing 30, to eliminate the eccentric force that is produced by clothing 90.Therefore, the cylinder rotation, liquid 84 is relative with clothing 90 simultaneously, therefore, is eliminated effectively by the eccentric force that clothing 90 produces.
At this moment, the liquid 84 that comprises in the back balance device 85 moves towards the direction relative with clothing 90, and promptly move on the top of the cylinder in accompanying drawing 30, to eliminate the eccentric force that is produced by clothing 90.Yet, the distance that clothing 90 is bigger apart from the rear side of this cylinder 30.For this reason, more a spot of eccentric force is applied to the rear side of this cylinder 30.Therefore, the liquid 84 that comprises in the back balance device 85 is not concentrated towards the relative direction of clothing 90, therefore, only has more a spot of eccentric force that is produced by clothing 90 to be eliminated by back balance device 85.
On the other hand, when clothing 95 is arranged at the rear side of this cylinder 30, the major part of the eccentric force that is produced by clothing 95 is eliminated by near the back balance device 85 that is arranged at clothing 95, therefore, only has more a spot of eccentric force that is produced by clothing 95 to be eliminated by forward horizontal stand device 80.
Can easily find out from the above description, be installed on the forward horizontal stand device 80 and the back balance device 85 complementary balancing runs of carrying out clothing 90 of the front and rear of cylinder 30, make relatively large eccentric force eliminate, and more a spot of eccentric force that is produced by clothing 90 is eliminated by the back balance device 85 that is arranged on away from this clothing 90 by being arranged near clothing 90 forward horizontal stand devices 80 by clothing 90 generations.
Therefore, no matter where clothing 90 and 95 is placed on, and the forward horizontal stand device 80 and the back balance device 85 that are installed to cylinder 30 can both complementaryly be eliminated by clothing 90 and 95 eccentric forces that produce.
Can find out obviously that from the above description tumbling-box washing machine according to the present invention has following effect.
Owing at the front side and the rear side of cylinder forward horizontal stand device and back balance device have been installed respectively, therefore, even when clothing is placed on a side of cylinder prejudicially, the eccentric force that this clothing produces also can be by this forward horizontal stand device and the complementary elimination of this back balance device.
Because this forward horizontal stand device and back balance device are installed on the front side and the rear side of this cylinder respectively, so, eliminated effectively by the eccentric force that the clothing that is positioned in this cylinder produces.
In addition, being placed on the eccentric force that the clothing in the cylinder produces by off-centre is eliminated effectively by forward horizontal stand device and back balance device.Therefore, when cylinder rotated, the present invention had the effect that reduces the vibration that produces.
Though disclose the preferred embodiments of the present invention for illustrative purposes, those skilled in the art can carry out various remodeling, increase and replacement under the situation that does not break away from the scope and spirit described in the present invention such as the appended claims.
Claims (10)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020040042160A KR100587307B1 (en) | 2004-06-09 | 2004-06-09 | Drum washing machine and drum washing machine |
| KR200442160 | 2004-06-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1707010A true CN1707010A (en) | 2005-12-14 |
| CN100570041C CN100570041C (en) | 2009-12-16 |
Family
ID=34937258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100778343A Expired - Fee Related CN100570041C (en) | 2004-06-09 | 2005-06-09 | Drum type washing machine and its drum |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20050274159A1 (en) |
| EP (2) | EP2573249B1 (en) |
| JP (1) | JP5005891B2 (en) |
| KR (1) | KR100587307B1 (en) |
| CN (1) | CN100570041C (en) |
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| CN102395724A (en) * | 2009-05-28 | 2012-03-28 | Lg电子株式会社 | Washing machine |
| US9828715B2 (en) | 2009-05-28 | 2017-11-28 | Lg Electronics Inc. | Laundry maching having a drying function |
| CN116163119A (en) * | 2021-11-24 | 2023-05-26 | 合肥海尔滚筒洗衣机有限公司 | Washing machine tripod and control method of drum washing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1605088B1 (en) | 2015-04-15 |
| KR100587307B1 (en) | 2006-06-08 |
| EP2573249B1 (en) | 2019-10-02 |
| EP1605088A2 (en) | 2005-12-14 |
| JP2005349208A (en) | 2005-12-22 |
| CN100570041C (en) | 2009-12-16 |
| US20050274159A1 (en) | 2005-12-15 |
| EP2573249A3 (en) | 2015-04-29 |
| EP1605088A3 (en) | 2007-06-27 |
| JP5005891B2 (en) | 2012-08-22 |
| KR20050117004A (en) | 2005-12-14 |
| EP2573249A2 (en) | 2013-03-27 |
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