CN102560972B - Washing machine - Google Patents
Washing machine Download PDFInfo
- Publication number
- CN102560972B CN102560972B CN201110372061.7A CN201110372061A CN102560972B CN 102560972 B CN102560972 B CN 102560972B CN 201110372061 A CN201110372061 A CN 201110372061A CN 102560972 B CN102560972 B CN 102560972B
- Authority
- CN
- China
- Prior art keywords
- valve
- lip
- urceolus
- washing machine
- valve seat
- 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.)
- Expired - Fee Related
Links
- 238000005406 washing Methods 0.000 title claims abstract description 43
- 238000012856 packing Methods 0.000 claims abstract description 31
- 239000012530 fluid Substances 0.000 claims abstract description 13
- 238000004891 communication Methods 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
- 238000011144 upstream manufacturing Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 2
- 238000005538 encapsulation Methods 0.000 claims 2
- 230000003247 decreasing effect Effects 0.000 claims 1
- 238000007789 sealing Methods 0.000 description 7
- 238000005304 joining Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 239000003599 detergent Substances 0.000 description 2
- 210000003141 lower extremity Anatomy 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 208000031481 Pathologic Constriction Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000000476 body water Anatomy 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 230000009182 swimming Effects 0.000 description 1
- 210000001215 vagina Anatomy 0.000 description 1
Classifications
-
- 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
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/08—Liquid supply or discharge arrangements
- D06F39/083—Liquid discharge or recirculation arrangements
- D06F39/086—Arrangements for avoiding detergent wastage in the discharge conduit
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Check Valves (AREA)
- Detail Structures Of Washing Machines And Dryers (AREA)
Abstract
The present invention relates to a kind of washing machine (1), including: urceolus (2) and described urceolus (2) are in fluid communication with the exhaust unit (17) discharged from described urceolus (2) by fluid and the valve (7) being arranged between described urceolus (2) and described exhaust unit, wherein said valve (7) includes valve body (8), valve seat and mobile closed element (14), described closure elements is suitable to engage with described valve seat releasedly to close or open valve (7), particularly closes or open valve opening (13).According to the present invention, described valve seat includes packing ring (16), and described packing ring has at least two lip (12a, 12b).
Description
Technical field
The present invention relates to a kind of washing machine with valve.Statement " washing machine " in context is also
Including the washing machine with dryer function.
Background technology
US3770001B discloses a kind of check valve assembly for washing machine.Ball valve is arranged
Between the bottom and the exhaust unit of washing machine of urceolus.Valve seat is by lipped pliable elasticity
Seat component is formed, and this lip interacts with the upper tubular element formed by elastomeric material.Work as valve
The lip joining of ball and seat component time, tubular element limit for the extending internally of seat component
The support seat of lip joining to ensure high pressure sealing, prevent fluid reflux in urceolus.
Summary of the invention
It is an object of the invention to provide the washing machine of a kind of valve including and improving.
Hereinafter, when " water " is carried out reference, term " water " can represent as washings,
The water of cleaning mixture, detergent etc..The most hereinafter, when " washing machine " is carried out reference,
Term " washing machine " can represent open front or top door opening washing machine, and with or without
Dryer function.
The washing machine of the present invention includes: urceolus connect with described outer cartridge fluid with by fluid from institute
State the exhaust unit that urceolus is discharged and the valve being arranged between described urceolus and described exhaust unit.
Described valve includes valve body, valve seat and mobile closed element, and described closure elements is suitable to releasably
Ground engages with described valve seat to close or opens described valve.Such as, valve is suitable at washing machine
During the heating period of washing cycle, outer barrel is made relative to exhaust unit isolation or to seal,
Water in exhaust unit is not heated.Alternatively, or in addition, when clear water is supplied to
Time in urceolus close valve closing so that washing or rinse stage from exhaust unit used water or
Filthy water is not further in urceolus.Advantageously, valve seat includes the packing ring with at least two lip,
I.e. valve seat is formed by the packing ring with at least two sealing lip.Thus preferably, be provided only with
One packing ring with at least two lip, i.e. packing ring are one-piece structures.With
The valve of US3770001B is compared, and the quantity of the parts owing to separating reduces, during the assembling of this valve
Between reduce.
Preferably, at least one lip of packing ring is rigidity, hard, nonelastic or be difficult to
Bending.In other words, when mobile closed element actively or passively with valve seat or described at least
During individual lip joining, at least one lip of packing ring is basically unchanged shape.Alternatively, or in addition,
A lip in described lip (first contacts with mobile closed element in valve closing process
Lip) have more elasticity compared with another lip or other lip.Thus at least one
The lip of rigidity and/or less elasticity provides stopping element or stop/for mobile closed element
Final position is put.This layout prevent closure elements pass through valve seat or closure elements enter valve opening too remote and
It is stuck in valve opening.When in washing cycle closure elements such as due between urceolus and exhaust unit
Pressure (poor) and when being extruded or be pushed into valve seat, this point is particularly advantageous.Example
As, when ball or ball valve are pushed the swing component entering itself or swing check valve.The most right
Maintenance minimizing or valve in valve need not safeguard.
According to preferred embodiment, at least one lip of packing ring is elastic.In other words, packing ring
At least one lip be deformable or actively or passively connect with valve seat when mobile closed element
Deform during conjunction.When the valve is closed, resilient lips and closure elements are against closure elements or therewith
Adjacent.Particularly, the elasticity of at least one lip allows this lip deformed or bent so that it
Closely or nearly abut on closure elements.This elasticity is such as in the surface example of closure elements
Such as the detergent owing to being deposited on closure elements rather than the most smooth or be to have when not being the cleanest
Profit.Additionally, the lip of at least one elasticity provides features that valve seat is flexible and energy
The shape of enough self adaptation closure elements.In other words, because resilient lips compensates the shape of closure elements
Shape or that may be present irregular or dimensional discrepancy on surface, the shape of closure elements and surface are not
(in an unstressed state) must be accurately matched with the sealing configuration of valve seat.The ball of such as ball valve is not
If it is the most spherical, to provide and valve seat in any angle position or position of rotation
Perfect sealing.Due to less for the shape of closure elements (such as ball) or the requirement on surface,
The manufacture of closure elements spends less time and relatively inexpensive, at least one resilient lips the most described
The watertightness of the improvement of valve is provided.
Preferably, at least some of or border of packing ring or marginal area are elastic, particularly
The proximate valve body of packing ring is elastic at least partially.In other words, packing ring is substantially formed
For with the film of the valve opening being disposed therein or valve seat or plate.The borderline region of packing ring or edge quilt
It is attached to valve shell, and the part neighbouring with valve seat or hole of backup washer, i.e. supports at least two
Individual lip.Thus when closure elements and valve seat against time, bow to pressure and (slightly in the border of packing ring
Deformation micro-ly) (can additionally deform) for optional resilient lips.Thus packing ring to valve,
Particularly providing other elasticity or elastic force to keep closure elements valve seat, this provides valve
The watertightness improved.
According to an embodiment, at least two lip is arranged with staggered or stepwise manner.Thus valve
Hole or valve seat are adapted to shape or the form of mobile closed element (such as ball) so that provide
At least two lip and the close contact of mobile closed element.Such as, when considering similar ball
During spherical closure elements, time in terms of urceolus side, the diameter of valve opening or section are continuously or staged increases
Greatly.In other words, when in terms of the downstream of valve seat, diameter or the section of valve opening are continuously reduced.Cause
And the shape in hole and the form fit of closure elements, to provide the watertightness improved.
Preferably, valve, valve seat or packing ring include at least two sealing plane or seal line or sealing
Profile.When the valve is closed, mobile closed element connects with each of which of at least two lip
Close or contact.Preferably, sealing configuration or the seal line of lip is spaced apart from each other.Such as, wheel
Wide or line passes through gaps.This means, it is preferable that along the envelope of mobile closed element
Closing mobile route, by the gap between lip, lip is spaced apart from each other.
Preferably, valve body and valve seat form, and i.e. they are formed as single parts.Thus
Valve body and the packing ring with at least two lip are formed as single parts, this considerably reduce and treat group
Fill the quantity of element and thus decrease the built-up time of valve.It addition, valve body and with at least two
The packing ring of individual lip is preferably formed to add by the fact that single parts the watertightness of assembly.?
In the case of in lip two or at least two have different elasticity, it is possible to use bi-component note
Penetrate casting or injection-molded, wherein have at least two moulding part of different elastic characteristic by with
In at least two lip.Alternately or can additionally, at least two lip in described lip
There is different material thicknesses, and different mechanical elastics is provided by this way.
According to advantageous embodiment, valve includes the upstream and/or at least the one of downstream being arranged in valve seat
Individual stopping element.Stopping element provides by making a reservation for that the position of stopping element limits for closure elements
Final or stop position.Such as upstream stopping element prevents mobile closed element from passing through valve opening,
Or allow mobile closed element entrance valve opening only to enter into predetermined final position so that close unit
Part will not be stuck in valve opening or valve seat.Preferably, at least one in lip is upstream stop unit
Part or for closure elements provide final stop position.
In an advantageous embodiment, valve body is formed by water bath container or one part or by by urceolus
It is connected to the part formation of the discharge suction tube of emptying pump.Thus with there is the valve separating valve body
Compare, reduce the quantity being used for providing the element of valve.
Preferably, valve beats on an off according to the pressure differential between water level and/or urceolus and valve body
Close.Thus valve may be adapted to according to water level from enabling, advantageous by swimming in water or waterborne
Closure elements is from enabling.Such as closure elements swims in fills the waterborne of exhaust unit or tank,
And finally by the water level raised, i.e. pushed towards valve seat by buoyancy, thus the valve in seal valve seat
Opening.Thus urceolus is completely cut off with exhaust unit, wherein provide and need not safeguard or substantially need not tie up
Simple and the durable valve protected.Alternately, mobile closed element is such as to be spring loaded
To keep it to close, the most such as in the discharge cycle, suction force opens valve.Such as valve is
Check-valves, particularly ball check valve, lift check valve or swing check-valves.
Preferably, mobile closed element has spherical or approximately spherical shape so that it is in office
What (rotation) position engages with valve seat.In closure elements freely swims in tank or discharge
Time in unit, this is advantageous particularly.The such as diameter of mobile closed element can be the diameter of valve opening
1.2 to 1.7 times between, preferably between 1.3 to 1.5 times, more preferably valve opening diameter
At least 1.4 times.Alternately, closure elements is hinged by closed by buoyancy and water pressure
Trap (being similar to swing the trap in check-valves) is formed.
According to an advantageous embodiment of the invention, recirculation circuit connects with the lower flow of urceolus,
For making fluid be recycled to urceolus from the bottom of urceolus.The entrance position of such as recirculation circuit
Downstream in valve seat.Alternatively, or in addition, valve body can also have opening for fluid communication
Mouthful, such as with itself be connected to such as detecting the pipeline of the pressure transducer of urceolus middle water level
The opening of fluid communication.Thus valve body is used as the multiple elements with washing machine and functional part fluid
The manifold of connection.
For each independent feature energy in the embodiment of washing machine, claim or description
Enough it is added, or, independent or each feature any combination can be added to or provide
In claim.
Accompanying drawing explanation
Referring in detail to the preferred embodiments of the present invention, the example of the present invention shown in the drawings, attached
Shown in figure:
Fig. 1 is the exemplary internal structure of the washing machine including ball valve according to first embodiment
The perspective view of a part；
Fig. 2 a, 2b are that the ball valve of Fig. 1 is in the perspective of opening and closing position, partly cuts open respectively
Face side view, and
Fig. 3 a, 3b are that the ball valve according to the second embodiment is in the saturating of opening and closing position respectively
Depending on, partial cross sectional side view.
Detailed description of the invention
Fig. 1 illustrate in perspective view of the exemplary internal structure of top door opening washing machine 1
Divide (in order to clearer, the shell of washing machine is not shown).Inner core 4 be rotatably supported at or
It is rotatably supported in urceolus 2, wherein via the lid 6 of the opening in urceolus 2 and inner core 4
The inside of inner core 4 can be entered.Valve 7 its valve body 8 preferred is preferably via flange part 10
It is attached or connected to the bottom of urceolus 2.Exhaust unit 17 row of advantageously comprising of washing machine 1
Put the emissions filter shell 24 of suction tube 18, emptying pump (not shown) and emptying pump upstream.
Discharge suction tube 18 is positioned at valve 7 downstream and advantageously leads to the emissions filter of exhaust unit 17
Shell 24.Emptying pump is advantageously arranged at valve 7 and the downstream of emissions filter shell 24,
And be suitable to the discharge phase in laundry cycles and extract the water in urceolus 2 out.Preferably, pipeline
20 are attached to valve 7 and are connected to or lead in the urceolus 2 for detecting washing machine 1
The pressure controller (such as manostat, not shown) of water level.
Fig. 2 a illustrates the valve 7 of Fig. 1 perspective in an open position, partial cross sectional side view.Valve
7 advantageously comprise the packing ring 16 with two lip 12a, 12b, two described lip shapes
Become the valve seat of valve 7.
Advantageously, lip 12a, 12b and packing ring 16 are formed into and have one-piece structure
(i.e. they are formed into single parts).
Packing ring 16 is advantageously attached to the lower limb of the extension of urceolus 2, and this lower limb is outside
The bottom of cylinder 2 extends.Receive the valve body 8 of closure elements 14 such as valve ball preferably at packing ring
Urceolus extension it is attached at 16.Valve body 8 also can advantageously be considered to form exhaust unit 17
A part preferably discharge the part of suction tube 18, wherein valve body 8 and pipe 18
Preferably it is integrally formed as single part.Discharge suction tube 18 preferably has and is formed as ripple
The part of stricture of vagina pipe, this part passes to the vibration of the urceolus 2 of emptying pump for decay.Preferably,
But not necessarily, the opening 26 in valve body 8 makes the inside of valve body 8 with pipeline 20 fluid even
Logical.As it has been described above, pipeline 20 advantageously with the pressure control for detecting water level in urceolus 2
Device processed connects.
Closure elements 14 (such as ball) is adapted for engaging with two lip 12a, 12b to close
The mobile closed element of valve 7, particularly closing valve opening 13.Closure elements 14 preferably by
Floatability materials such as plastics is made, and swims in waterborne, simultaneously along with on the water level in valve body 8
Rise and decline.When water level rises, closure elements 14 raises until closure elements table towards valve seat
The hole 13 at face closure valve seat (Fig. 2 b) place.In the illustrated embodiment, discharge suction tube 18
Advantageously tubulose and form the tank (sump) of foot and the valve being connected to urceolus 2
Body 8 (at least some of).But, in other embodiments, discharge suction tube 18 is (extremely
Few in the region leading to the underface of opening of urceolus 2) can have different shapes.Lip
12a, 12b each extend to extend in valve body 8 or towards hole 13.Additionally, lower lip 12a is favourable
Ground is more soft than upper lip 12b or rigidity is more weak；Preferably, lower lip 12a be elastic or
Springy, and upper lip 12b is rigidity or unbending.
Valve 7 preferably further comprises stopping element 22, to prevent closure elements 14 from passing through hole
13 or provide final position for closure elements 14.
When closure elements 14 is towards hole 13 or valve seat (moving the most vertically)
Time mobile, first closure elements contacts with following more flexible lip 12a.Lip 12a
Deformation, to be tightened against or to lean on the surface of closure elements 14.When water level is further up
Time, as shown in Figure 2 b, closure elements 14 and rigidity lip 12b above against, above
Rigidity lip prevent closure elements 14 from being pushed further up or extruding or access aperture 13
In.Thus the second lip 12b prevents closure elements 14 to be stuck in valve seat or packing ring 16.In envelope
Close element 14 and be forced against valve seat i.e. against in the case of lip 12a, 12b with high pressure,
Stopping element 22 (if any) guarantees that closure elements 14 will not be stuck in hole 13.
Fig. 3 a illustrates the perspective of the ball valve 7 ' being in open mode according to the second embodiment, portion
Divide cross sectional side view.Represent that function or structure are corresponding with first embodiment by same reference numerals
Element or feature.With the exception of the features described above, the second embodiment of valve 7 ' advantageously comprises again
The entrance 28 of closed circuit (not shown), this entrance is attached at valve seat or packing ring 16 downstream
Valve body 8 '.Recirculation circuit is suitable for from the bottom of urceolus 2, water is recycled back into urceolus 2
In and return on the medicated clothing in urceolus 2/ inner core 4.Thus thoroughly moisten the medicated clothing institute in inner core 4
The discharge reduction needed.Additionally, valve can advantageously comprise the upstream being arranged in recirculation entrance 28
Filter cell 30 with prevent foreign body enter recirculation circuit.
As above with reference to as described in Fig. 2 a, 2b, such as due to exhaust unit 17 or valve body
Water level in 8 ' raises, closure elements 14 and valve seat i.e. with lip 12a, the 12b of packing ring 16
Engage.So valve 7 ' is closed as shown in Figure 3 b.During washing operation, work as recirculation pump
When (not shown) and/or emptying pump are operated, ball is least partially open so that from urceolus
Water be recycled back into being transported to outside washing machine in urceolus 2 or via exhaust unit 17.Can
Alternatively, the entrance of recirculation circuit is disposed in the upstream of valve seat, such as recirculation entrance quilt
It is connected to urceolus 2.
Claims (16)
1. a washing machine (1), including；
Urceolus (2),
Exhaust unit (17), described exhaust unit and described urceolus (2) fluid communication will be flowing
Body is discharged from described urceolus (2), and
Valve (7,7 '), described valve is disposed in described urceolus (2) and described exhaust unit (17)
Between,
Wherein said valve (7,7 ') includes valve body (8,8 '), valve seat and mobile closed element
(14), described closure elements is suitable to engage with described valve seat releasedly with closedown or open described
The valve opening (13) of valve (7,7 '),
It is characterized in that:
Described valve seat includes packing ring (16), described packing ring have at least two seal lip (12a,
12b), and described valve (7, the 7 ') upstream that includes being arranged in described valve seat and/or downstream
At least one stopping element (22), thinks that described mobile closed element (14) provides stop position
Put or final position.
Washing machine the most according to claim 1, wherein said lip (12a, 12b) and
Described packing ring (16) is manufactured into one-piece structure.
Washing machine the most according to claim 1 and 2, wherein in valve closing process first
More flexible than other lip with the lip that described mobile closed element (14) contacts.
Washing machine the most according to claim 1 and 2, at least one of which lip (12b)
It is rigidity, and/or, when described mobile closed element (14) engages with described valve seat
Time, at least one lip (12b) is substantially inflexible.
Washing machine the most according to claim 1 and 2, at least one of which lip (12b)
Elastic, and/or, when described mobile closed element (14) actively or passively with institute
When stating valve seat joint, (12b) deformable of at least one lip or deformation.
Washing machine the most according to claim 1 and 2, wherein said valve seat includes at least two
Individual close encapsulation plane or close encapsulation line, and/or, described mobile closed element (14)
Be suitable to engage or abut against to close described valve with described at least two lip (12a, 12b) simultaneously.
Washing machine the most according to claim 1 and 2, the neighbour of wherein said packing ring (16)
The part of nearly described valve body (8,8 ') is elastic.
Washing machine the most according to claim 1 and 2, wherein said at least two lip
(12a, 12b) arranges in staggered or stepped mode, and/or, wherein when from urceolus
When side is seen, the diameter of valve opening or cross section are increased or decreased continuously or stepwise.
Washing machine the most according to claim 1 and 2, wherein said valve body (8,8 ')
Form with described packing ring (16).
Washing machine the most according to claim 1 and 2, wherein said valve body (8,8 ')
It is or forms water bath container, a part for water bath container and/or a part for discharge tube.
11. washing machinees according to claim 1 and 2, wherein said valve (7,7 ') root
It is closed according to the pressure differential between water level and/or described urceolus (2) Yu described valve body (8,8 ')
Or open.
12. washing machinees according to claim 1 and 2, wherein said mobile closed unit
Part (14) includes spherical or approximately spherical shape, and wherein said mobile closed element is straight
Footpath is between 1.2 to 1.7 times of described valve opening diameter.
13. washing machinees according to claim 1 and 2, wherein said valve body (8,8 ')
Including the internal capacity and/or the internal capacity of described urceolus (2) that make described valve body (8,8 ')
With the opening (26) of pressure transducer fluid communication, wherein said opening is disposed in described valve seat
Above or below.
14. washing machinees according to claim 1 and 2, including with described urceolus (2)
The recirculation circuit of lower flow connection, for making fluid be recycled to from the bottom of described urceolus
In described urceolus, the entrance (28) of wherein said recirculation circuit is positioned at the downstream of described valve seat
Or upstream.
15. washing machinees according to claim 12, wherein said mobile closed element
Diameter is between 1.3 to 1.5 times of described valve opening diameter.
16. washing machinees according to claim 12, wherein said mobile closed element
1.4 times of a diameter of described valve opening diameter.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP10192060.1A EP2455534B1 (en) | 2010-11-22 | 2010-11-22 | Washing machine |
| EP10192060.1 | 2010-11-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102560972A CN102560972A (en) | 2012-07-11 |
| CN102560972B true CN102560972B (en) | 2016-09-14 |
Family
ID=44019402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110372061.7A Expired - Fee Related CN102560972B (en) | 2010-11-22 | 2011-11-22 | Washing machine |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP2455534B1 (en) |
| CN (1) | CN102560972B (en) |
| PL (1) | PL2455534T3 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO20141124A1 (en) | 2014-09-17 | 2015-11-23 | Sensorutvikling As | Leakage protection module |
| PL3699348T3 (en) * | 2016-06-13 | 2023-09-25 | Electrolux Appliances Aktiebolag | Household appliance |
| DE102016216737B4 (en) * | 2016-09-05 | 2018-03-15 | BSH Hausgeräte GmbH | Laundry care device with a controller |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3429444A (en) * | 1966-10-31 | 1969-02-25 | Whirlpool Co | Cone filter for an automatic washer |
| US3770001A (en) | 1971-07-06 | 1973-11-06 | Maytag Co | Valve construction |
| DE4442089C2 (en) * | 1994-11-25 | 2000-09-21 | Bsh Bosch Siemens Hausgeraete | Drain device for the washing machine tub |
| DE19652830A1 (en) * | 1996-12-18 | 1998-06-25 | Bosch Siemens Hausgeraete | Drum washing machine with a multi-part liquid line |
| US6651693B2 (en) * | 2001-07-11 | 2003-11-25 | John M. Simmons | Check valve |
| WO2009068589A1 (en) * | 2007-11-28 | 2009-06-04 | Arcelik Anonim Sirketi | A washing machine |
-
2010
- 2010-11-22 PL PL10192060T patent/PL2455534T3/en unknown
- 2010-11-22 EP EP10192060.1A patent/EP2455534B1/en not_active Not-in-force
-
2011
- 2011-11-22 CN CN201110372061.7A patent/CN102560972B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP2455534B1 (en) | 2017-01-11 |
| CN102560972A (en) | 2012-07-11 |
| EP2455534A1 (en) | 2012-05-23 |
| PL2455534T3 (en) | 2017-07-31 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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