WO2005118939A1 - Drain system of drum-type washing machine - Google Patents
Drain system of drum-type washing machine Download PDFInfo
- Publication number
- WO2005118939A1 WO2005118939A1 PCT/KR2005/001607 KR2005001607W WO2005118939A1 WO 2005118939 A1 WO2005118939 A1 WO 2005118939A1 KR 2005001607 W KR2005001607 W KR 2005001607W WO 2005118939 A1 WO2005118939 A1 WO 2005118939A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- drain
- filter
- filter case
- washing machine
- type washing
- Prior art date
Links
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
- D06F39/10—Filtering arrangements
Definitions
- the present invention relates to drum type washing machines, and more
- FIG. 1 illustrates a section of a related art drum type washing machine, provided
- cylindrical drum 3 rotatably mounted in the tub 2, and a driving motor 4 in rear of the
- the driving motor 4 has a stator fixedly secured to a rear wall portion of the tub
- the door lock switch assembly 15 having solenoid and plunger for moving
- Patent Application No. 2000-0002202 Publication No. P2001-0073574.
- the hanging springs 21 are between ah inside of an upper surface of the outer
- dampers 22 are between a lower portion of an outside circumference of the tub 2 and a lower surface of the outer case 1, for damping vibration of the tub 2 occurred during spinning.
- the related art drum type washing machine shown in FIG. 1 has a
- the related art drum type washing machine has the lower cap 24 designed hard to open with a bare hand.
- the filter can be
- An object of the present invention is to provide a drum type washing machine
- washing machine and damage to electric components caused by overflow of washing
- Another object of the present invention is to provide a drum type washing
- the present invention provides a drum type washing machine including an outer case, a tub in the outer case having a drain hole at a lowest
- filter case for chaining water from the filter case to an outside of the washing machine.
- drum type washing machine of the present invention permits to take out the drain filter
- the drum type washing machine of the present invention can solve the problem
- FIG. 1 illustrates a front view of one exemplary related art drum type washing
- FIG 2 illustrates a side section of the related art drum type washing machine in
- FIG. 1; FIG. 3 illustrates a front view of a drum type washing machine in accordance
- FIG. 4 illustrates a side section of FIG. 3
- FIG. 5 illustrates a front view of a drum type washing machine in accordance
- FIG. 6 illustrates a side section of FIG. 5;
- FIG. 7 illustrates a side section of a drum type washing machine in accordance
- FIG. 8 illustrates a side section of a drum type washing machine in accordance
- FIG. 9 illustrates a perspective view of a drain filter with a bail applicable to
- FIG. 3 illustrates a front view of a drum type washing machine in accordance
- FIG. 4 illustrates a side
- FIG. 3 illustrates a perspective view of a drain filter with a bail
- the drum type washing machine in accordance with a first preferred
- embodiment of the present invention includes an outer case 1, a tub 2 in the outer case 1
- driving motor 4 which is a power source for transmission of power for rotating the drum
- drain outlet 620 a drain pipe 7 connected between the drain hole 200 in the tub 2 and
- drain valve 8 mounted to control drainage of washed water, rinsed water, extracted
- outlet 620 in the filter case 6 for chaining water from the filter case to an outside of the washing machine.
- the drain filter 9 is mounted in the filter case 6 between the drain inlet 610 and
- the drain filter 9 is mounted such that a lowest
- the point of the drain filter 9 is positioned higher than a residual water level of a drain path.
- the filter case 6 is mounted such that a top end 600 of the filter case 6 is
- washing machine is installed for convenience of handling by a standing user.
- the filter case 6 is mounted such that the top end 600 is positioned on an inside
- the filter case 6 has a pull 640 for handling, preferably at the top end 600 of the
- the drain inlet 610 of the filter case 6 is formed at a point higher than the drain
- the filter case 6 may be mounted on a center, or one of
- the drain filter 9 may be a net form of a plastic, or a plastic having a net 900
- the drain filter 9 has a bail 910 for taking out the filter, having a length
- bail 910 is fastened to a top end of the drain filter 9 with
- a microswtich is mounted as the filter case detecting means
- an optical sensor (not shown) having a
- light emission unit and a light reception unit may be mounted as the filter case detecting
- the filter case lock switch assembly 16 has system and operation designed in
- the filter case lock switch assembly 16 has a solenoid, a plunger, a
- the filter case lock switch assembly 16 is interlocked with the filter case
- having a light emission part and a light reception part may also be used as the
- the elastic member 13 is not limited to this.
- a torsion spring may be used, one
- the filter case 6 may be made to stop at a
- drain inlet 610 of the filter case 6 is constructed of bellows for allowing extension and
- drain hose 10 connected to the drain outlet
- the drain hose 10 may not be
- the filter case 6 has a residual water outlet 630 in the vicinity
- the one end of the second overflow hose 20 may be passed though a
- the filter case side overflow hole 210 at the upper end portion of the filter case 6 is also
- the second overflow hose 20 may not be constructed of the bellows as far as
- the second overflow hose 20 is flexible and has a surplus length. In the meantime, there are hanging springs 21 between the outer case 1 and the
- the damper 22 is a friction damper for damping the
- drum 3 are performed under the same principle with a related art direct coupling drum
- drum type washing machine of the present invention has
- the lowest point of the drain filter 9 is positioned at a point
- the residual water outlet 630 and the plug 4 for selective opening/closing of the residual water outlet 630 on a lower side of the
- washing machine permits to prevent a phenomenon caused by decomposition of the
- hole 200 of the tub 2 and the filter case 6, drains the water to an outside of the washing
- drum type washing machine is installed thereon, the user can handle the filter case 6
- the drum type washing machine of the embodiment has the same
- the filter case 6 can be opened smoothly owing to an elastic
- the filter case lock switch assembly 16 having the solenoid, the plunger, the
- the microswitch turns on/off depending on whether the filter case 6 is at a right position or not, and the filter case lock switch assembly 16 locks/unlocks the
- an optical sensor (not shown) having a light
- drain filter detecting means 12 to turn on, or off the microswitch, and, then, the
- microcomputer takes this as the taken out of the drain filter 9.
- buttons, metal pins, rubber bands, and jewelries introduced by mistake, are not filtered
- drain filter 9 is not mounted on the filter case 6, such a drain filter detecting means 12 is
- the filter case lock switch assembly 16 can not lock the filter case 6, or
- the door lock switch assembly 15 can not lock the door 5 in a state it is determined that
- the drain filter 9 is not mounted, and according to this, the operation of the washing
- the microcomputer to prevent the door lock switch assembly 15 from locking the door.
- switch assembly 15 lock the filter case 6 and the door 5, respectively.
- an optical sensor (not shown) in which
- the drain filter detecting means 12 may also be used as the drain filter detecting means 12, too.
- the drain filter 9 may be a net form of a plastic, or a plastic having
- any geometric shape of the drain filter 9 is applicable as far as a function of filtering foreign matters is secured positively regardless of the geometric
- the drum type washing machine of the present invention While standing on a floor, the drum type washing machine of the present invention
- FIG. 5 illustrates a front view of a drum type washing machine
- the second embodiment shows that a
- tub 2 and a drum 3 are not tilted.
- the second embodiment shows
- the filter case 6 may be projected from the front surface of the outer case, to change an outer appearance of the washing machine.
- drum type washing machines in accordance with third, and fourth
- embodiment of the present invention includes an outer case 1, a tub 2 in the outer case 1
- driving motor 4 which is a power source for transmission of power for rotating the drum
- drain outlet 620 a drain pipe 7 connected between the drain hole 200 in the tub 2 and
- drain valve 8 mounted to control drainage of washed water, rinsed water, extracted
- hose 10a connected to the drain outlet 620 in the filter case 6, a drain pump 27connected
- the drain filter 9 is mounted such that a lowest point of the
- drain filter 9 is positioned higher than a residual water level of a drain path.
- the filter case 6 is mounted such that a top end 600 of the filter case 6 is
- washing machine is installed for handling by a user standing of the floor.
- the filter case 6 is mounted such that the top end 600 is positioned on an inside
- the filter case 6 has a pull 640 for handling, preferably at the top end 600 of the
- filter case 6 positioned on the inside of the door 5, in a form of a recess, or a separate
- the drain inlet 610 of the filter case 6 is formed at a point higher than the drain
- the filter case 6 may be mounted on a center, or one of
- the drain filter 9 may be a net form of a plastic, or a plastic having a net 900
- the drain filter 9 has a bail 910 for taking out the filter, having a length
- bail 910 is fastened to a top end of the drain filter 9 with
- a microswtich is mounted as the filter case detecting means
- the filter case lock switch assembly 16 has system and operation designed in
- the filter case lock switch assembly 16 has a solenoid, a plunger, a
- the filter case lock switch assembly 16 is interlocked with the filter case
- drain filter detecting means 12 a microswitch is used
- having a light emission part and a light reception part may also be used as the
- the elastic member 13 is not limited to
- a torsion spring may be used, one
- the torsion spring can perform the same work with the tension spring.
- the filter case 6 may be made to stop at a
- drain inlet 610 of the filter case 6 is constructed of bellows for allowing extension and
- outlet 620 of the filter case 6 is also constructed of bellows.
- the filter case 6 has a residual water outlet 630 in the vicinity
- the one end of the second overflow hose 20 may be passed though a
- the filter case side overflow hole 210 at the upper end portion of the filter case 6 is also
- the second overflow hose 20 may not be constructed of the bellows as far as
- the second overflow hose 20 is flexible and has a surplus length.
- the damper 22 is a friction damper for damping the
- drum type washing machine of the present invention has
- the washing water introduced to the pump drain hose 10a is forcibly
- the lowest point of the drain filter 9 is positioned at a point
- the lowest point of the drain filter 9 is required to be positioned at a point higher than a residual water level without exception, and this so
- washing machine permits to prevent a phenomenon caused by decomposition of the
- hole 200 of the tub 2 and the filter case 6, drains the water to an outside of the washing
- the filter case 6 has the top end 600 of the filter case 6 positioned at least 70cm higher than the floor the drum type washing machine is installed thereon, the user can handle the filter case 6
- the drum type washing machine of the embodiment has the
- the filter case 6 can be opened smoothly owing to an elastic
- the filter case lock switch assembly having the solenoid, the plunger, the return
- the microswitch turns on/off depending on whether the filter case 6 is at
- an optical sensor (not shown) having a light
- buttons, metal pins, and rubber bands, are not filtered, but introduced into the drain
- drain filter 9 in a state the drain filter 9 is not mounted on the filter case 6, such a drain filter
- detecting means 12 is required for preventing the filter case 6 or the door 5 from closing, or, even if closed, preventing from locking, and instead, sounding an alarm, or
- the filter case lock switch assembly 16 can not lock the filter case 6, or
- the door lock switch assembly 15 can not lock the door 5 in a state it is determined that
- the drain filter 9 is not mounted, and according to this, the operation of the washing
- the microcomputer to prevent the door lock switch assembly 15 from locking the door.
- switch assembly 15 lock the filter case 6 and the door 5, respectively.
- the drain filter detecting means 12 may also be used as the drain filter detecting means 12, too.
- the drain filter 9 may be a net form of a plastic, or a plastic having
- any geometric shape of the drain filter 9 is applicable as far as a
- the drum type washing machine of the present invention While standing on a floor, the drum type washing machine of the present invention
- FIG 8 illustrates a side section of a drum type washing
- a door side of a front of the drum 3 is not tilted.
- outer case 1 has no slope. Furthermore, different from the third embodiment, the filter case 6 is mounted
- the filter case 6 may be projected forward from a front
- bail 910 of the drain filter 9 is, not rotatable, but
- a sensor or switch may be provided for detecting whether the drain filter 9 is
- the locking means includes a hook 17 on a filter case 6 side, and a hook
- drum type washing machine of the present invention permits to take out the drain filter
- the drum type washing machine of the present invention can solve the problem
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
- Detail Structures Of Washing Machines And Dryers (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/552,959 US7891218B2 (en) | 2004-06-01 | 2005-05-30 | Drain system of drum-type washing machine |
EP05746006A EP1751343B1 (en) | 2004-06-01 | 2005-05-30 | Drain system of drum-type washing machine |
DE602005020440T DE602005020440D1 (en) | 2004-06-01 | 2005-05-30 | DISCHARGE SYSTEM FOR DRUM MACHINE |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040039574A KR101092426B1 (en) | 2004-06-01 | 2004-06-01 | drain system of drum-type washing machine |
KR10-2004-0039574 | 2004-06-01 | ||
KR1020040039575A KR101092427B1 (en) | 2004-06-01 | 2004-06-01 | drain system of drum-type washing machine |
KR1020040039583A KR101092433B1 (en) | 2004-06-01 | 2004-06-01 | drain system of drum-type washing machine |
KR10-2004-0039583 | 2004-06-01 | ||
KR10-2004-0039575 | 2004-06-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005118939A1 true WO2005118939A1 (en) | 2005-12-15 |
Family
ID=35462939
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2005/001607 WO2005118939A1 (en) | 2004-06-01 | 2005-05-30 | Drain system of drum-type washing machine |
Country Status (5)
Country | Link |
---|---|
US (1) | US7891218B2 (en) |
EP (1) | EP1751343B1 (en) |
DE (1) | DE602005020440D1 (en) |
ES (1) | ES2343257T3 (en) |
WO (1) | WO2005118939A1 (en) |
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EP2078780A1 (en) * | 2008-01-14 | 2009-07-15 | Electrolux Home Products Corporation N.V. | Overflow duct for a washing machine |
EP2151518A3 (en) * | 2008-08-04 | 2013-10-16 | Panasonic Corporation | Drum type washing machine |
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US20130000053A1 (en) * | 2011-06-28 | 2013-01-03 | Whirlpool Corporation | Laundry treating appliance with method to reduce drum excursions |
KR101416937B1 (en) | 2011-08-02 | 2014-08-06 | 엘지전자 주식회사 | home appliance, home appliance diagnostic system, and method |
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CN102747588B (en) * | 2012-06-27 | 2016-06-15 | 南京波腾科技工程有限公司 | Resonance-restrainedwashing washing machine |
KR101942781B1 (en) | 2012-07-03 | 2019-01-28 | 엘지전자 주식회사 | Home appliance and method of outputting audible signal for diagnosis |
KR20140007178A (en) | 2012-07-09 | 2014-01-17 | 엘지전자 주식회사 | Diagnostic system for home appliance |
US9758918B2 (en) * | 2012-09-28 | 2017-09-12 | Dongbu Daewoo Electronics Corporation | Washing machine |
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KR102257346B1 (en) * | 2014-08-22 | 2021-05-31 | 삼성전자주식회사 | Washing machine and controlling method thereof |
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DE202018106723U1 (en) | 2018-11-26 | 2020-02-28 | Pas Deutschland Gmbh | Filter device for a washing machine and washing machine |
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DE202020107231U1 (en) * | 2020-12-14 | 2021-02-08 | Hans-Joachim Schneider GmbH | Filter device for a dishwasher or washing machine |
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2005
- 2005-05-30 DE DE602005020440T patent/DE602005020440D1/en active Active
- 2005-05-30 EP EP05746006A patent/EP1751343B1/en not_active Expired - Fee Related
- 2005-05-30 WO PCT/KR2005/001607 patent/WO2005118939A1/en active Application Filing
- 2005-05-30 ES ES05746006T patent/ES2343257T3/en active Active
- 2005-05-30 US US10/552,959 patent/US7891218B2/en not_active Expired - Fee Related
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GB887811A (en) * | 1959-11-20 | 1962-01-24 | Wilhelm Lepper | Improvements relating to washing machines |
GB958843A (en) * | 1960-10-13 | 1964-05-27 | Muller Albano Albano | Improvements in and relating to dish washing machines |
EP0222264A2 (en) * | 1985-11-06 | 1987-05-20 | INDUSTRIE ZANUSSI S.p.A. | Laundry washing machine |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2078780A1 (en) * | 2008-01-14 | 2009-07-15 | Electrolux Home Products Corporation N.V. | Overflow duct for a washing machine |
WO2009089884A1 (en) * | 2008-01-14 | 2009-07-23 | Electrolux Home Products Corporation N.V. | Overflow duct for a washing machine |
EP2151518A3 (en) * | 2008-08-04 | 2013-10-16 | Panasonic Corporation | Drum type washing machine |
Also Published As
Publication number | Publication date |
---|---|
US20070137265A1 (en) | 2007-06-21 |
ES2343257T3 (en) | 2010-07-27 |
US7891218B2 (en) | 2011-02-22 |
EP1751343B1 (en) | 2010-04-07 |
EP1751343A1 (en) | 2007-02-14 |
DE602005020440D1 (en) | 2010-05-20 |
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