EP2206821B1 - Trommelwaschmaschine und Trocknereinheit dafür - Google Patents

Trommelwaschmaschine und Trocknereinheit dafür Download PDF

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Publication number
EP2206821B1
EP2206821B1 EP09161466.9A EP09161466A EP2206821B1 EP 2206821 B1 EP2206821 B1 EP 2206821B1 EP 09161466 A EP09161466 A EP 09161466A EP 2206821 B1 EP2206821 B1 EP 2206821B1
Authority
EP
European Patent Office
Prior art keywords
housing
thermostat
heater
washing machine
drum washing
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.)
Active
Application number
EP09161466.9A
Other languages
English (en)
French (fr)
Other versions
EP2206821A1 (de
Inventor
Jung Hee Lee
Hyung Min Kim
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of EP2206821A1 publication Critical patent/EP2206821A1/de
Application granted granted Critical
Publication of EP2206821B1 publication Critical patent/EP2206821B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F34/00Details of control systems for washing machines, washer-dryers or laundry dryers
    • D06F34/14Arrangements for detecting or measuring specific parameters
    • D06F34/26Condition of the drying air, e.g. air humidity or temperature
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/26Casings; Tubs
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F58/00Domestic laundry dryers
    • D06F58/20General details of domestic laundry dryers 
    • D06F58/26Heating arrangements, e.g. gas heating equipment
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/02Rotary receptacles, e.g. drums
    • D06F37/04Rotary receptacles, e.g. drums adapted for rotation or oscillation about a horizontal or inclined axis
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/04Heating arrangements
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/28Air properties
    • D06F2103/32Temperature
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/54Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers related to blowers or fans
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2105/00Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
    • D06F2105/28Electric heating
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F25/00Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and having further drying means, e.g. using hot air 
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/42Safety arrangements, e.g. for stopping rotation of the receptacle upon opening of the casing door

Definitions

  • Embodiments of the present invention relate to a drum washing machine wherein the temperature of a heater is sensitively detected to prevent the occurrence of fire due to overheating of the heater and a drying unit thereof.
  • a drum washing machine washes laundry in such a manner that a drum horizontally disposed in a machine body is rotated in alternating directions to lift the laundry along the inner circumference of the drum together with wash water and drop the laundry.
  • the drum In the drum washing machine, the drum is mounted in a tub to contain wash water such that the drum is rotated by a drive unit. At the front of the tub is hingedly mounted a door through which laundry is put into or removed from the drum.
  • the drum washing machine may further include a drying unit to dry the washed laundry.
  • the drying unit includes a housing having an air suction port and a hot air discharge port formed at opposite ends thereof, the housing being disposed above the tub such that the housing communicates with the drum, and a heater mounted in the housing. Consequently, when washing of laundry placed in the drum through a washing operation and a spin-drying operation performed by the rotation of the drum is completed, the laundry is dried by the drying unit. That is, the heater mounted in the housing is operated to heat air from the drum into the housing through the air suction port to make hot air, and the hot air is supplied to the drum through the hot air discharge port. Through this circulation process, the laundry placed in the drum is dried.
  • a thermostat is mounted at one side of the heater to prevent air to be introduced into the drum from overheating.
  • the temperature of air to be introduced into the drum is appropriately controlled by the thermostat.
  • US 2006/021250 A1 discloses an apparatus for supplying hot air in a drum type washer with dry function.
  • the drum washing machine comprises a drying duct, a heater and a blower. There are some further connecting parts which are used for connecting the drying duct to the tub.
  • the thermostat may be spaced apart from a passageway defined in the housing by a predetermined distance.
  • the housing includes a first housing and a second housing which may be coupled to a top of the first housing to define a predetermined space through which air flows.
  • the thermostat may be mounted at an edge of the housing bent downward from a middle of the housing with a step to reduce interference between the thermostat and a machine body.
  • the first and second housing may include first and second covers between which the heater is located and first and second brims disposed at edges of the first and second covers, respectively, and the thermostat may be coupled to the first and second brims such that the thermostat is adjacent to the heater.
  • the first brim may have a hole through which the thermostat is inserted, and the second brim may have a groove depressed in one side thereof to receive the thermostat.
  • a drum washing machine with such a drying unit may further include a tub and a drum rotatably mounted in the tub, and the housing may be disposed to communicate with the drum to circulate air.
  • Heat from the heater may be transferred to the side of the housing by convection.
  • the thermostat may include a body fitted in a brim of the housing, a bimetal mounted inside the body to interrupt supply of electric current to the heater when a temperature of the heater reaches a predetermined temperature level to prevent the heater from overheating, and a terminal provided at the bimetal to be connected to the heater.
  • the body may be fitted in the brim from an outside of the brim.
  • the drying housing may be made of stainless steel, and the thermostat may be coupled to a brim of the drying housing to detect a temperature of one side of the drying housing.
  • One of the regions may be provided with a hole through which the thermostat is inserted, and the other region may be provided with a groove depressed in one side thereof to receive the thermostat.
  • the housing may be made of stainless steel, and the thermostat may detect the temperature of the side of the housing through a heat transfer mechanism by conduction.
  • FIG. 1 is a view illustrating a drum washing machine according to an embodiment of the present invention.
  • the drum washing machine includes a machine body 100 approximately forming the external appearance of the washing machine, a cylindrical tub 110 horizontally mounted in the machine body 100 to contain wash water, a drum 120 rotatably mounted in the tub 110, and a drive unit 130 to rotate the drum 120.
  • the fronts of the tub 110 and the drum 120 are open to allow laundry to be put into or removed from the drum 120 therethrough.
  • a door 140 To the front of the machine body 100 is hingedly coupled a door 140 to open and close the fronts of the tub 110 and the drum 120.
  • lifters 121 At the inner circumference of the drum 120 are disposed lifters 121, which are arranged at regular intervals, to lift laundry and wash water from a predetermined height and drop the laundry and the wash water during the rotation of the drum 120, thereby washing the laundry.
  • a water supply hose 150 to allow wash water to be supplied from the outside therethrough and a detergent box 160 containing detergent to be mixed with the wash water supplied through the water supply hose 150.
  • a drainage pump 170 and a drainage hose 180 are mounted at the bottom of the machine body 110 to drain the wash water out of the machine body 100.
  • a drying unit 200 to blow high-temperature air to the laundry placed in the drum 120 to dry the washed laundry.
  • the drying unit 200 is configured such that opposite ends of the drying unit 200 are connected to gateways 110a and 110b formed at the front and rear of the tub 110. Also, the drying unit 200 communicates with the drum 120 to increase the temperature of air from the drum 120 as the air passes through the drying unit 200.
  • a condensation duct 111 At the rear of the tub 110 is mounted a condensation duct 111.
  • a cooling unit 112 to cool high-temperature air containing a large amount of moisture discharged from the laundry after passing through the drum 120 into low-humidity, low-temperature air.
  • the drum 120 Upon completion of washing, therefore, the drum 120 is rotated at a low speed and, at the same time, the drying unit 200 is driven to circulate air from the drum 120 along the drum 120 and the drying unit 200 through the gateways 110a and 110b, thereby drying the laundry.
  • the moisture discharged from the laundry and contained in the air is condensed by water sprayed through the cooling unit 112 into low-humidity, low-temperature air, which is introduced into the drying unit 200.
  • FIG. 2 is a view illustrating a drying unit according to an embodiment of the present invention
  • FIG. 3 is an exploded perspective view of the drying unit shown in FIG. 2 .
  • the drying unit 200 includes a housing 300 configured to communicate with the drum 120 while opposite ends of the housing 300 are coupled to the tub 110, a fan assembly 400 mounted in one end of the housing 300, a heater 500 disposed in the housing 300 to generate high-temperature heat, and thermostats 600 tightly mounted to the housing 300 to interrupt the flow of electric current to the heater 500 when the temperature of the heater 500 reaches a predetermined temperature level.
  • the housing 300 forms the external appearance of the drying unit 200.
  • the housing 300 and the drum 120 constitute a closed circuit in which air circulates.
  • the housing 300 may be made of metal exhibiting high heat conductivity.
  • the housing 300 may be made of stainless steel. In this case, the housing 300 may be manufactured by pressing STS 430.
  • the housing 300 includes a first housing 310 and a second housing 320 coupled to the top of the first housing 310 to define a predetermined space through which air flows.
  • first housing 310 and the second housing 320 Opposite ends of the first housing 310 and the second housing 320 are open to communicate with the tub 110. Between the first housing 310 and the second housing 320 is defined a passageway 300a through which air flows. To define the passageway 300a in the housing 300, a first cover 311 of the first housing 310 and a second cover 321 of the second housing 320 are coupled to each other.
  • the first cover 311 is provided at one end thereof with a fan location part 313 having a predetermined diameter. At the bottom of the fan location part 313 is formed an introduction port 314 having a predetermined size to allow air to be introduced therethrough.
  • the first cover 311 extends to a side cover 311a having a predetermined height. At the edge of the side cover 311a is formed a first brim 312. In the first brim 312 are formed grooves 312a, which are depressed downward to allow the thermostats 600, which will be described later, to be fitted therein.
  • a second brim 322 At the edge of the second cover 321 is formed a second brim 322.
  • the second brim 322 may be coupled to the first brim 312 by screws or any other coupling members to achieve the assembly of the housing 300.
  • the second brim 322 is bent downward from the second cover 312 with a predetermined height difference.
  • holes 322a In the second brim 322 are formed holes 322a through which the thermostats 600 are inserted.
  • the fan assembly 400 includes a blowing fan 410 configured to introduce air in the axial direction and discharge the air in the radial direction, a fan motor 420 disposed above the blowing fan 410 to rotate the blowing fan 410, an air guide 430 to guide the flow of air suctioned by the blowing fan 410, a motor housing 440 protruding from the top of the air guide 430 with a predetermined height and diameter to receive the fan motor 420, and a motor mount 450 located at the top of the motor housing 440 to support the fan motor 420.
  • the heater 500 is configured in a serpentine fashion, and is disposed throughout the width in the passageway defined in the housing 300.
  • the heater 500 includes a terminal 510 connected to an electric wire through which electric current flows, a heater seal 520 spaced from the terminal 510 by a predetermined distance to prevent leakage of air, and a heat emitter 530 extending from the terminal 510 with a predetermined diameter and length such that the heat emitter 530 is bent several times.
  • Unexplained reference numeral 700 indicates a coupling member mounted to the other end of the first housing 310 to couple the drying unit 200 to the tub 110, and 315 indicates a heater seal location groove formed in the side cover 311a of the first housing 310 to allow the heater seal 520 to be located therein.
  • the drying unit 200 with the above-stated construction is operated as follows. First, when a drying process is initiated, electric current is supplied to the fan motor 430 to rotate the blowing fan 410. Also, electric current is supplied to the heater 500 such that the heater 500 is heated to high temperature. Air from the drum is suctioned by the blowing fan 410. The suctioned air is introduced into the housing 300, and is heat-exchanged with the heater 500, with the result that the air is heated to high temperature. The heated air is introduced into the tub 110 through the coupling member 700. The air introduced into the tub 110 evaporates moisture contained in laundry placed in the drum 120 to dry the laundry.
  • thermostats 600 are mounted to the brims 312 and 322 of the housing 300 to prevent the interior of the drying unit 200 from overheating. Although two thermostats 600 are shown as being connected to each other in series in the drawings, only one thermostat 600 may be provided.
  • FIG. 4 is a plan view of the drying unit shown in FIG. 2
  • FIG. 5 is a side view of the drying unit shown in FIG. 2 .
  • each of the thermostats 600 includes a body 610 fitted in the first and second brims 312 and 322 of the housing 300, a bimetal 620 to interrupt the supply of electric current to the heater 500 when the temperature of the heater 500 reaches a predetermined temperature level to prevent the heater 500 from overheating, and a terminal 630 protruding from the bimetal 620 to be connected to the heater 500 and a power supply (not shown).
  • the body 610 is tightly mounted to the housing 300 such that the body 610 detects the temperature of the housing 300 heated by the heater 500 through a heat transfer mechanism by conduction. That is, the heater 500 to emit heat is disposed in the housing 300, and each of the thermostats 600 is tightly mounted to the housing 300 to detect the temperature of the heater 500. When the temperature of the heater 500 reaches a predetermined temperature level, therefore, the supply of electric current to the heater 500 is rapidly and sensitively interrupted.
  • the body 610 is coupled to the first and second brims 312 and 322 of the housing 300.
  • the body 610 may be inserted into the groove 312a of the first brim 312 through the hole 322a of the second brim 322.
  • the groove 312a of the first brim 312 and the hole 322a of the second brim 322 may be spaced from the side cover 311a of the housing 300 by a predetermined distance.
  • conduction is a phenomenon of heat transfer through a solid material as a heat transfer medium.
  • heat conductivity Kcal/°C
  • heat conductivity at 20°C is 20 Kcal/°C.
  • heat conductivity at 20°C is 0.026 Kcal/°C.
  • the terminal 630 includes a first terminal 630 coupled to the power supply and a second terminal 630 connected to the terminal 510 of the heater 500.
  • the terminal 630 may be short to achieve easy manufacture, transportation, and installation thereof.
  • the thermostat 600 may be easily coupled to the first and second brims 312 and 322 while being adjacent to the terminal 510 of the heater, whereby the terminal 630 and the terminal 510 of the heater 500 are minimally bent.
  • the thermostats 600 are mounted to the second brim 322 bent downward from the second cover 321 with a step. Consequently, the thermostats 600 are spaced from the machine body 100 by a predetermined distance, thereby reducing interference between the thermostats 600 and the machine body 100 and achieving a compact structure.
  • the thermostats 600 are mounted at regions where the housing 300 is assembled, with the result that no additional gaps to allow the thermostats 600 to be inserted into the housing 500 therethrough may be necessary, thereby preventing the air heated in the housing 300 from leaking out of the housing 300 and, at the same time, preventing the occurrence of fire, which may occur upon failure to accurately detect the temperature of the heater 500 due to such leakage of air.
  • the drum washing machine is constructed such that the thermostats are tightly mounted to the housing forming the external appearance of the drying unit to sensitively detect the temperature of the heater through a heat transfer mechanism by conduction, thereby preventing the occurrence of fire due to overheating of the heater.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
  • Control Of Washing Machine And Dryer (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)

Claims (10)

  1. Trommelwaschmaschine mit einer Trocknungseinheit (200), welche Trocknungseinheit (200) aufweist:
    ein Gehäuse (300), welches einen Durchgang (300a) bestimmt, durch welchen Luft strömt und welches ein äußeres Erscheinungsbild der Trocknungseinheit (200) bildet, wobei das Gehäuse (300) ein erstes Gehäuse (310) und ein zweites Gehäuse (320) sowie eine Heizeinrichtung (500) aufweist, welche Hochtemperaturhitze in das Gehäuse (300) emittiert, gekennzeichnet durch einen Thermostat (600), der dicht an dem Gehäuse (300) montiert ist und die Temperatur auf einer Seite des Gehäuses (300) zur Vermeidung einer Überhitzung der Heizeinrichtung (500) erfasst,
    wobei der Thermostat (600) in Bereichen montiert ist, wo das erste Gehäuse (310) und das zweite Gehäuse (320) zusammengesetzt sind.
  2. Trommelwaschmaschine nach Anspruch 1, wobei das Gehäuse (300) aus rostfreiem Stahl hergestellt ist und der Thermostat (600) die Temperatur der Seite des Gehäuses (300) durch einen Wärmetransfermechanismus mittels Konduktion erfasst.
  3. Trommelwaschmaschine nach Anspruch 1 oder 2, wobei der Thermostat (600) von dem Durchgang (300a), der in dem Gehäuse (300) definiert ist, in einem vorbestimmten Abstand angeordnet ist.
  4. Trommelwaschmaschine nach einem der Ansprüche 1 bis 3, wobei das Gehäuse (300) ein erstes Gehäuse (310) und ein zweites Gehäuse (320) aufweist, welches zweite Gehäuse an einem Kopfende des ersten Gehäuses zur Bestimmung des Durchgangs (300a), durch den Luft strömt, gekoppelt ist.
  5. Trommelwaschmaschine nach einem der vorangehenden Ansprüche, wobei der Thermostat (600) an einer Kante des Gehäuses (300), die von einer Mitte des Gehäuses (300) mit einer Stufe nach unten gebogen ist, montiert ist, wobei dadurch eine Beeinträchtigung zwischen Thermostat (600) und einen Maschinenkörper (100) der Trommelwaschmaschine reduziert ist.
  6. Trommelwaschmaschine nach einem der vorangehenden Ansprüche, wobei erstes und zweites Gehäuse (310, 320) erste und zweite Abdeckungen (311, 321) aufweisen, zwischen welchen die Heizeinrichtung (500) angeordnet ist und erste und zweite Ränder (312, 322) an Kanten von erster und zweiter Abdeckung (311, 321) entsprechend angeordnet sind, wobei der Thermostat (600) an den ersten und zweiten Kanten so gekoppelt ist, dass der Thermostat (600) benachbart zur Heizeinrichtung (500) angeordnet ist.
  7. Trommelwaschmaschine nach Anspruch 6, wobei der erste Rand (312) eine Öffnung (312a), durch welche der Thermostat (600) eingesetzt ist, und der zweite Rand (322) eine Nut (312a) aufweist, die in eine Seite des Randes zur Aufnahme des Thermostats (600) eingedrückt ist.
  8. Trommelwaschmaschine nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, dass der Thermostat (600) einen Körper (610) aufweist, der in einem Rand (312, 322) des Gehäuses (300) eingepasst ist, ein Bimetall (620) innerhalb des Körpers (610) montiert ist, um die Zufuhr von elektrischem Strom zur Heizeinrichtung (500) zu unterbrechen, wenn die Temperatur der Heizeinrichtung (500) ein vorbestimmtes Temperaturniveau erreicht, um ein Überhitzen der Heizeinrichtung (500) zu verhindern, und ein Anschluss (630) an dem Bimetall (620) zur Verbindung mit der Heizeinrichtung (500) vorgesehen ist.
  9. Trommelwaschmaschine nach Anspruch 1, wobei das zweite Gehäuse (320) mit einer Öffnung (322a) versehen ist, durch welche der Thermostat (600) eingesetzt ist, und das erste Gehäuse (310) mit einer Nut (312a) versehen ist, die in einer Seite des ersten Gehäuses zur Aufnahme des Thermostats (600) eingedrückt ist.
  10. Trommelwaschmaschine nach einem der vorangehenden Ansprüche, welche weiterhin aufweist:
    einen Bottich (110) zur Aufnahme von Waschwasser und eine Drehtrommel (120), die drehbar in dem Bottich (110) montiert ist, wobei das Trocknungsgehäuse (300) zur Verbindung mit der Drehtrommel (120) angeordnet ist.
EP09161466.9A 2009-01-09 2009-05-29 Trommelwaschmaschine und Trocknereinheit dafür Active EP2206821B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020090001856A KR101537641B1 (ko) 2009-01-09 2009-01-09 드럼세탁기 및 그 건조유닛

Publications (2)

Publication Number Publication Date
EP2206821A1 EP2206821A1 (de) 2010-07-14
EP2206821B1 true EP2206821B1 (de) 2019-01-02

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EP09161466.9A Active EP2206821B1 (de) 2009-01-09 2009-05-29 Trommelwaschmaschine und Trocknereinheit dafür

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KR (1) KR101537641B1 (de)

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EP2604750A1 (de) * 2011-12-16 2013-06-19 Electrolux Home Products Corporation N.V. Haushaltswasch- und Wäschetrocknermaschine
KR102087616B1 (ko) * 2013-10-07 2020-03-12 삼성전자주식회사 드럼세탁기
KR101555760B1 (ko) 2013-12-23 2015-10-06 동부대우전자 주식회사 벽걸이 세탁기의 건조장치
KR20150081602A (ko) * 2014-01-06 2015-07-15 삼성전자주식회사 세탁 건조기 및 그 제어방법
CN105951393B (zh) * 2016-05-31 2018-09-18 无锡小天鹅股份有限公司 干衣机或洗干一体机
US11453973B2 (en) * 2019-11-14 2022-09-27 Haier Us Appliance Solutions, Inc. Heater assembly for an appliance having one or more thermostats
US20220145507A1 (en) 2020-11-06 2022-05-12 Whirlpool Corporation Method Of Heating The Clothes Load In A Tumbling Combination Washer/Dryer

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US2936527A (en) * 1957-02-27 1960-05-17 Easy Washing Machine Company L Clothes drier
ES242354Y (es) * 1979-03-16 1979-11-16 Dispositivo de secado para maquinas lavadoras de ropa.
JP2005034163A (ja) * 2003-05-21 2005-02-10 Sanyo Electric Co Ltd 衣類乾燥機能を有する洗濯機
KR101036464B1 (ko) * 2004-02-27 2011-05-24 엘지전자 주식회사 건조겸용 드럼세탁기의 건조덕트
US7204040B2 (en) 2004-02-27 2007-04-17 Lg Electronics Inc. Apparatus for supplying hot air in drum type washer with dry function
KR20050101738A (ko) * 2004-04-20 2005-10-25 엘지전자 주식회사 건조겸용 드럼세탁기
KR100599042B1 (ko) * 2004-12-17 2006-07-12 삼성전자주식회사 의류건조기

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Publication number Publication date
KR101537641B1 (ko) 2015-07-20
EP2206821A1 (de) 2010-07-14
KR20100082518A (ko) 2010-07-19

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