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
  • D06F29/00—Combinations of a washing machine with other separate apparatus in a common frame or the like, e.g. with rinsing apparatus
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
  • A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
  • A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
  • A61L2/04—Heat
  • A61L2/06—Hot gas
  • A61L2/07—Steam
• • 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 
  • D06F39/40—Steam generating arrangements
• • 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
  • D06F58/00—Domestic laundry dryers
  • D06F58/10—Drying cabinets or drying chambers having heating or ventilating means
  • D06F58/14—Collapsible drying cabinets; Wall mounted collapsible hoods
• • 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
  • D06F58/00—Domestic laundry dryers
  • D06F58/20—General details of domestic laundry dryers 
  • D06F58/203—Laundry conditioning arrangements
• • 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
  • D06F25/00—Washing 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 
• • 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
  • D06F75/00—Hand irons
  • D06F75/08—Hand irons internally heated by electricity
  • D06F75/10—Hand irons internally heated by electricity with means for supplying steam to the article being ironed
  • D06F75/12—Hand irons internally heated by electricity with means for supplying steam to the article being ironed the steam being produced from water supplied to the iron from an external source

Definitions

• the present invention relates to a laundry device, and more particularly, to a washing machine which comprises a steam generation unit installed therein to generate and supply steam to an outside of the washing machine or to a laundry-receiving device to remove wrinkles on laundry using the steam supplied from the steam generation unit, and a method for controlling the same.
• a washing machine which comprises a steam generation unit installed therein to generate and supply steam to an outside of the washing machine or to a laundry-receiving device to remove wrinkles on laundry using the steam supplied from the steam generation unit, and a method for controlling the same.
• a washing apparatus is an apparatus to perform various operations related to laundry, and includes a washing machine to wash the laundry, a drying machine to dry wet laundry, and the like.
• the drying machine has a problem in that, since it is operated in a state wherein various kinds of laundry are collectively input thereto, entangled laundry cannot be efficiently dried.
• combination type drying machines disclosed in US Patent Application Publication Nos. US 2004-0194339 Al and US 2004-0154194 Al comprise a separate drying cabinet in a drum type drying machine.
• the combination type drying machine as described above is a drying apparatus, which is constituted by combining a general drum type drying machine having a rotational drum, and a drying cabinet mounted on the drying machine such that hot wind is supplied thereto, and having a space for receiving various kinds of laundry.
• the drying cabinet is supplied with hot wind from the drum type drying machine, and uses the hot wind to dry or store the laundry therein for a long period of time.
• drum type drying machine described above is provided with a separate space to receive long laundry.
• the drum type drying machine since the space mist be formed in such a manner that the space is depressed into an inner space at one side of the drum type drying machine, the drum type drying machine has a problem in that it has a substantially increased width in a longitudinal direction.
• drum type washing machines for example, drum type washing machine, a drum type drying machine, etc.
• drum type washing machine for example, drum type washing machine, a drum type drying machine, etc.
• An object of the present invention devised to solve the problem lies on an improved washing machine, which employs steam to remove wrinkles on laundry while providing sterilization effect to the laundry.
• Another object of the present invention is to provide the washing machine, which comprises a refresh part only to perform refresh operation for the laundry, and selectively supplies the steam to the refresh part or to a drum in which washing (or drying) operation is performed.
• Further object of the present invention is to provide the washing machine, which can supply the steam to an external device such as a laundry-refreshing device, which is separately installed at the outside. Since a user can employ a steam generation unit in the washing machine for other purposes of the external device, the effectiveness of washing machine is improved.
• the objects of the present invention can be achieved by providing a washing machine, comprising: a steam generation unit to generate steam; and an steam outside- supplying pipe connected with the steam generation unit to supply the steam to an outside of the washing machine.
• the steam generation upit can supply the steam into a drum in which washing or drying operation is performed, or to the outside of the washing machine through the ' steam outside-supplying pipe.
• the washing machine has a button to select steam supply to the outside, and controls to allow the steam to be supplied to the outside through the steam outside-supplying pipe instead of the drum when the ste,am supply to the outside is selected.
• the steam outside-supplying pipe is able to be drawn out from the washing machine.
• the steam outside-supplying pipe has a sufficient length, and is received in the washing machine so that the steam outside-supplying pipe can be easily drawn out from the washing machine by simply pulling out the steam outside- supplying pipe from the washing machine.
• the steam outside-supplying pipe has an adjustable length so that the steam outside-supplying pipe is extended, and drawn to the outside when drawing the steam outside-supplying pipe to the outside.
• at least a portion of the steam outside-supplying pipe may be formed of a corrugated pipe, which has an adjustable length like a bellows pipe.
• the steam outside-supplying pipe may have a telescopic shape so as to be adjustable in length.
• a mounting part is formed on a cabinet which defines an appearance of the washing machine, and has one end connected with the steam outside-supplying pipe and the other end with which a separate outer connection pipe is detachably connected from the outside.
• a washing machine comprising: a steam generation unit to generate steam; a laundry- receiving device having a space to receive laundry when unfolded; and a laundry- steam supplying pipe connected with the steam generation unit to supply the steam to the laundry-receiving device.
• the washing machine comprises the laundry-receiving device, and is adapted to supply the steam from the steam generation unit to the laundry-receiving device.
• the laundry-receiving device has a foldable structure, and is thus received in a folded state inside or outside the washing machine when it is not used.
• the laundry-receiving device may comprise a base; a cover to cover the base; and a body between the base and the cover to provide the space for receiving the laundry when unfolded.
• the laundry-receiving device comprises an opening and closing structure in order to allow easy input and withdrawal of the laundry.
• the laundry- , receiving device may have a zipper structure formed on the body.
• the body is formed of a flexible material, and comprises a supporting structure in order to allow the body to be maintained in the folded state.
• the supporting structure may be a link structure or a telescopic structure.
• the supporting structure may be connected between the base and the cover such that the cover is separated from the base and supported thereby to allow the body to be maintained in the folded state.
• the laundry-jeceiving device is adapted to receive the laundry in a hung state therein.
• the laundry is laid on a shelf-shaped member, effect of removing the wrinkles with the steam can be lowered.
• laundry-steam supplying pipe can be secured to the cover or the base, it is desirable that the laundry-steam supplying pipe be detachably connected therewith.
• the washing machine has an accommodation space defined therein to accommodate and receive the laundry-receiving device described above.
• the washing machine may be provided with a structure which is capable of being input thereto or withdrawn therefrom like a drawer to accept and preserve the laundry- receiving device.
• the base is integrally formed with a support having the drawer structure.
• the laundry-steam supplying pipe has an adjustable length.
• a washing machine comprising: a steam generation unit to generate steam; a drum to receive laundry to be washed or dried; a laundry-receiving device having a space to receive the laundry when unfolded; a laundry-steam supplying pipe having a steam- laundry valve controlled by a controller to supply the steam to the laundry-receiving device; and a drum-steam supplying pipe having a steam-drum valve controlled by the controller to supply the steam to the drum.
• the controller controls the steam-laundry valve and the steam-drum valve to allow the steam to be supplied to the drum or to the laundry-receiving device.
• the steam-drum valve and the steam-laundry valve are solenoid valves.
• the laundry-steam supplying pipe and the drum-steam supplying pipe can be provided separately, it is desirable that a single pipe be branched to the laundry- steam supplying pipe and the drum-steam supplying pipe.
• the steam- laundry valve and the steam-drum valve are integrated into a single valve at a branched portion of the single pipe.
• the integral valve is a three-way valve.
• the pipes may have a check valve installed therein to prevent reverse flow of the steam, if necessary.
• a method for controlling the washing machine comprises: a) selecting a course requiring steam; b) determining an object to be supplied with the steam according to the selected course; c) controlling a valve of a steam supplying pipe to supply the steam to the determined object; and d) generating and supplying the steam through control of a steam generation unit.
• a user selects a predetermined operation course using a button on a control panel, and determines an object to be supplied with the steam if the selected course is a course requiring the steam, so that steam is generated and supplied to the object.
• the controller determines to supply the steam to the drum, and controls the steam generation unit to generate the steam and the valve to allow the steam to be supplied to the drum.
• the course may be at least one of a course requiring steam supply to the drum, a course requiring the steam supply to the laundry-receiving device, and a course requiring the steam supply to both the drum and the laundry-receiving device.
• the course may be at least one of a course requiring steam supply to the drum, a course requiring the steam supply to the outside of the washing machine, and a course requiring the steam supply to both the drum and the outside of the washing machine.
• operation of the steam generation unit is controlled on the basis of at least one of operation cycle, operation temperature, and operation time.
• the steam generation unit can be operated for a preset period of time, or operated vath reference to a preset temperature.
• the temperature is an inner temperature of the tub.
• the steam can be used for various operations in addition to washing or drying operation within the drum. As a result, it is possible to enhance effectiveness of the washing machine while providing various functions.
• the washing machine comprises the separate laundry-steam supplying pipe, and removes wrinkles on the laundry by supplying the steam to the laundry received therein, the washing machine can provide a water washing effect without using water. Furthermore, the effect of water washing can be further enhanced by using a deodorant or aromatic agent. In addition, when preserving out-of-season laundry for a long period of time in the washing machine of the present invention, it is possible to store the laundry with a good condition while preventing the laundry from being dirtied.
• the washing machine of the present invention provides convenience to the user in that, if the user controls the washing machine to supply the steam to the laundry-receiving device after taking off and hanging clothes in the laundry-receiving device in the evening, he or she can wear the clothes, which look like newly washed clothes, the next morning.
• the washing machine can be applied to various uses.
• the washing machine can supply the steam to a refresh part at the outside, and provide swelling and sterilizing effects for the laundry such as underwear, which is desired to be washed with water, by supplying the steam to the laundry.
• the steam generation unit of the washing machine can be applied to various uses in addition to the above examples.
• FIG. 1 is a schematic side elevation illustrating a washing machine in accordance with a first embodiment of the present invention
• FIG. 2 is a schematic side elevation illustrating a modification of the washing machine in accordance with the first embodiment of the present invention
• FIG. 3 is a schematic side elevation illustrating application of the washing machine in accordance with the first embodiment of the present invention
• FIG. 4 is a schematic side elevation illustrating a washing machine in accordance with a second embodiment of the present invention
• FIG. 5 is a schematic side elevation illustrating a modification of the washing machine in accordance with the second embodiment of the present invention
• FIG. 5 is a schematic side elevation illustrating a modification of the washing machine in accordance with the second embodiment of the present invention
• FIG. 6 is a schematic side elevation illustrating application of the washing machine in accordance with the second embodiment of the present invention.
• FIG. 7 is a schematic side elevation illustrating a washing machine in accordance with a third embodiment of the present invention;
• FIG. 8 is a schematic side elevation illustrating a modification of the washing machine in accordance with the third embodiment of the present invention;
• FIG. 9 is a schematic side elevation illustrating application of the washing machine in accordance with the third embodiment of the present invention;
• FIG. 10 is a schematic perspective view illustrating an appearance of a washing machine in accordance with a fourth embodiment of the present invention;
• FIG. 11 is a schematic side elevation illustrating the washing machine in accordance with the fourth embodiment of the present invention; [65] FIGs.
• FIG. 12 and 14 are schematic perspective views illustrating application of the washing machine in accordance with the fourth embodiment of the present invention.
• FIGs. 13 and 15 are schematic side elevations illustrating application of the washing machine in accordance with the fourth embodiment of the present invention.
• FIG. 16 illustrates a washing machine in accordance with yet another embodiment of the present invention.
• FIG. 17 is a flow diagram illustrating a method for controlling the washing machine of the present invention.
• FIG. 1 a drum type washing machine will be described as one example of a washing machine according to a preferred embodiment of trie present invention.
• the washing machine of the present invention generally comprises a body
• the body 110 defines an appearance of the, washing machine, and is formed at a front side thereof with an input port 111
• the body 110 has a door 140 mounted on the input port 111 to open and close the input port 111, and a rim 112 mounted around an inner periphery of the input port 111 to seal between the dpor and the input port 111.
• the body 110 is provided with a water supplying pipe 113 to supply water into the tub 120.
• the tub 120 is provided in the body 110 in a state of being supported therein.
• the drum 130 is rotatably installed in the tub 120 such that the drum 130 has an opening facing the input port 111 of the body 110.
• the steam generation unit serves to generate supply steam.
• the washing machine comprises at least one steam generation unit.
• the steam generation unit is installed in the washing machine to generate and supply the steam into the drum 130 by heating water with hot air having a high temperature.
• the pipe 160 used for supplying the steam into the drum comprises an injection nozzle 170.
• the pipe 160 further comprises a first valve 161 provided at a passage of the pipe to selectively open and close the passage.
• the injection nozzle 170 is adapted to allow efficient injection of the steam, and is installed to the washing machine while penetrating the rim 112 such that the tip of the injection nozzle 170 faces an inner space of the drum 130.
• the steam outside-supplying pipe 180 enables the steam generated by the steam generation unit to be supplied to a separate external device outside the washing machine instead of being supplied into the drum 130.
• the steam outside-supplying pipe 180 has one end connected with the steam generation unit, and the other end which can be selectively drawn out from the body
• the other end of the steam outside-supplying pipe 180 is adapted to be drawn out through at least one of a front surface, a peripheral surface, an upper surface, a rear surface and a bottom surface of the body 1,10.
• the other end of the steam outside-supplying pipe 180 is drawn out through a lower end of the front side of the body 110.
• the washing machine further comprises a support 190 which covers a predetermined accommodation space defined below the bottom surface of the washing machine as shown in FIG. 2, the other end of the steam outside-supplying pipe 180 may be adapted to be drawn out to the outside after sequentially passing through the bottom surface of the body 110 and the support 190.
• the steam outside-supplying pipe 180 is preferably provided with a second valve 181 to selectively open and close the passage thereof.
• the second valve 181 is operated to close the passage of the steam outside-supplying pipe 180 if it is not necessary to supply the steam through the steam outside-supplying pipe 180.
• the steam outside-supplying pipe 180 has an adjustable length.
• This structure is for the purpose of enabling the washing machine and a device requiring the steam supply to be connected with each other even if they are separated a predetermined distance from each other.
• a steam discharge port of the steam outside-supplying pipe 180 is formed of a stretchable corrugated pipe 182 in order to have the adjustable length, as shown in FIG. 1.
• a steam discharge port 182 of the steam outside-supplying pipe 180 may be formed of a telescopic pipe which consists of multiple parts overlapped with each other in order to have the adjustable length.
• the steam discharge port 182 of the steam outside-supplying pipe 180 may be formed of a hose having a sufficient length such that the steam outside-supplying pipe 180 can be accommodated in the support 190.
• the steam discharge port 182 of the steam outside-supplying pipe 180 formed of the corrugated pipe is gradually stretched from a folded state by a distance to be drawn out to the outside, and is then connected with the external device 500. This state is shown in FIG. 3.
• the steam generated by the steam generation unit flows only through the steam outside-supplying pipe 180, and is then supplied to the external device 500 so as to be used in the external device 500 according to its purpose.
• the external device 500 is an apparatus for refreshing the laundry, the steam is used for the purpose of the apparatus.
• the external device 500 is a dish washer or a dish dryer, the steam is used for sterilization of dishes, and if the external device 500 is a cleaner, the steam is used for sterilization or cleaning.
• the configuration of the steam outside-supplying pipe 180 according to the present invention is not limited to the configuration of the first embodiment wherein the steam outside-supplying pipe 180 is drawn out itself, and connected with the external device 500.
• a second embodiment of the present invention provides a washing machine which is adapted to permit mounting of the outer connection pipe, which will be described in detail with reference to FIG. 4.
• the washing machine according to the second embodiment generally comprises a body 210 having a mounting part 214, a drum 230, a steam generation unit, and an steam outside-supplying pipe 280.
• the mounting part 214 is formed of a pipe configured so as to allow the outer connection pipe to be connected thereto from the outside.
• the mounting part 214 is formed on at least one of a front surface, a peripheral surface, an upper surface, a rear surface and a bottom surface of the body 210.
• the body 210 may have one or more mounting parts 214.
• the mounting part 214 is formed at a lower side of the front surface of the body 210.
• the mounting part 214 may be formed at the front side of the support 290.
• the mounting part 214 may be completely opened as suggested in this embodiment.
• the steam outside-supplying pipe 280 serves to supply the steam generated by the steam generation unit to the mounting part 214.
• the steam outside-supplying pipe 280 has one end connected with the steam generation unit, and the other end connected with the mounting part 214 of the body 210, vw th which the outer connection pipe 510 is connected from the outside.
• the steam outside-supplying pipe 280 is preferably provided with a second valve 281 to selectively open and close the passage thereof as in the first embodiment.
• the drum 230 and the steam generation unit of the washing machine according to the second embodiment have the same configuration as those of the first embodiment.
• the steam generated by the steam generation unit flows only through the steam outside-supplying pipe 280, and is then supplied to the external device 500 through the outer connection pipe 510 mounted on the mounting part 214 so as to be used in the external device 500 according to its purpose.
• the external device in the first and second embodiments of the present invention can be various apparatuses such as a cleaner, a dish washer, a dish drier, a humidifier, etc. as well as the washing machine and the drier.
• a third embodiment of the present invention provides a washing machine which comprises a washing part 310, a refresh part 320, and a laundry-steam supplying pipe
• the washing part 310 is a part in which washing and/or drying of laundry is performed as in a drum type washing machine, a combined drying and washing machine, or a laundry drying machine.
• a refresh operation is operation of removing the wrinkles from the laundry using steam having a high temperature.
• the refresh part 320 is adapted to perform only the refresh operation for the laundry.
• the refresh part 320 generally comprises a base 321, a cover 322 to selectively cover an upper surface of the base 321, and a body 323 connected between the base 321 and the cover 322 sich that the body 323 is spread to define a laundry-receiving space for the refresh operation when the cover 322 is opened.
• the refresh part 320 may further comprise an additional steam generation unit in the base 321.
• the laundry-steam supplying pipe 330 is constricted sich that one end of the laundry-steam supplying pipe 330 is connected with the steam generation unit of the washing part 31,0, and a steam discharge port 332 at the other side of the laundry-steam supplying pipe 330 is drawn out to the outside of the washing part 310 so as to be connected with the refresh part 32 " O.
• the steam discharge port 332 of the laundry-steam supplying pipe 330 is detachably connected with the refresh part 320 by selection, of the user.
• This stricture is adapted for the purpose of allowing the refresh part 320 to be used independent of the washing part 310.
• the tip of the steam discharge port 332 of the laundry-steam supplying pipe 330 may be connected with one of the cover 322 and the base 321 of the refresh part 320.
• the steam discharge port 332 of the laundry-steam supplying pipe 330 is connected with the upper surface of the cover 322 constituting the refresh part 320. TQ this end, the upper surface of the cover 322 is formed with a coupling hole 322a such that the tip of the steam discharge port 332 penetrates, and engages with the coupling hole 322a.
• 330 is formed of a corrugated pipe 182 which has an adjustable length, as shown in the drawings, such that the steam discharge port 332 of the laundry-steam supplying pipe 330 is easily coupled to the refresh part 320 irrespective of a distance therebetween.
• the laundry-steam supplying pipe 330 is preferably provided with a steam-laundry valve 331 to selectively open and close the passage thereof as for the second valve of the first and second embodiments.
• the washing machine may comprise a mounting part 311 formed on a cabinet, and a separate outer connection pipe 324 connected with the mounting part 311 to supply the steam to the outside, in which the steam discharge port 332 of the laundry-steam supplying pipe 330 is connected with the mounting part
• the refresh part 320 is described as being independent of the washing part 310 as in the third embodiment, it may be provided as a component dependent on the washing part 310.
• the refresh part 320 can be integrated into the accommodation space of the support 312, or can be detachably installed thereto such that it is detached or mounted thereto according to a user's selection.
• a fourth embodiment of the present invention provides a washing machine in which a refresh part 320 is integrated into the support 312.
• Reference numeral 313 represents a drawer type body for drawing out or inserting the support 312.
• ⁇ 320 be formed of a corrugated pipe, which has an adjustable length, such that when the support 312 is drawn out in order to use the refresh part 320, the steam discharge port 332 of the laundry-steam supplying pipe 330 is changed in length by a distance that the support 312 is drawn out.
• the refresh part 320 is drawn out from the body 313 supporting the bottom surface of the washing part 310 in a state as shown in FIGs. 10 and 11 so as to be exposes to the outside as shown in FIGs. 12 and 13, and the cover 322 of the refresh part 320 is then opened from the base 321, allowing the body to be spread, as shown in FIG ' S. 14 and 15:
• FIG. 16 shows yet another embodiment of the present invention.
• one pipe is divided into a drum-steam supplying pipe 260 and a laundry- steam supplying pipe 330 and provided with an integration valve 431 where the pipe is divided.
• the integration valve 431 is a three-way valve. With this structure, it is possible to selectively supply the steam only to the drum, to the laundry-receiving device, or to both the drum and the laundry-receiving device.
• Operation of the washing machine according to the present invention will be described with reference to FIG. 17 in which the washing machine shown in FIG. 15 will be described as an example.
• a controller receives a selection signal for an operation course which requires steam (Sl 10).
• the controller receives a selection signal corresponding to an operation item, which requires the steam, through a control panel from a user.
• the operation course is at least one of a course which requires steam supply to the drum, a course which requires steam supply to the laundry-receiving device, and a course which requires steam supply to both the drum and the laundry-receiving device.
• the control panel is provided with selection buttons respectively corresponding to the courses to allow the user to select any one of the courses.
• the operation item includes at least one of operation which comprises algorithm to supply the steam to the washing part 310, and operation which comprises algorithm to supply the steam to the refresh part 320.
• the operation with the algorithm to supply the steam to the washing part 310 is one of tub cleaning operation, washing operation, rinsing operation, drying operation, and sterilizing operation for laundry using the steam.
• the operation with the algorithm to supply the steam to the refresh part 320 is the refresh operation for the laundry using the steam.
• the refresh operation is selected along with one of the tub cleaning operation, washing operation, rinsing operation, drying operation and sterilizing operation. That is, in this case, the steam requiring operation is performed in both the refresh part 320 and the washing part 310.
• the controller determines a steam requiring part based on the operation item selected by the user (S 120).
• the steam requiring part is at least one of the washing part 310 and the refresh part 320.
• washing part 310 is determined as the steam requiring part
• refresh part 320 is determined as the steam requiring part
• both the refresh part 320 and the washing part 310 are determined as the steam requiring part.
• the controller controls the valves 261 and 331 to allow the steam to be supplied only to the steam requiring part.
• the controller controls the steam-drum- valve 261 provided to the drum-steam supplying pipe 260 to open the passage of the drum-steam supplying pipe 260 while controlling the steam-laundry-valve 331 provided to the laundry-steam supplying pipe 330 to close the passage of the laundry-steam supplying pipe 330 (S130).
• the controller controls the steam-laundry-valve 331 of the laundry-steam supplying pipe 330 to open the passage of the laundry-steam supplying pipe 330 while controlling the steam-drum-tvalve 261 of the drum-steam supplying pipe 260 to close the passage of the drum-steam supplying pipe 260 (S 140).
• the controller controls both the steam-drum-valve 261 of the drum- steam supplying pipe 260 and the steam-laundry- valve 331 of the laundry-steam supplying pipe 330 to open the passages of the laundry-steam supplying pipe 330 and the drum-steam supplying pipe 260 (S 150).
• the controller controls the steam generation unit to generate steam (S 160), and to supply the steam to the drum- steam supplying pipe 260 or the laundry-steam supplying pipe 330 (S170).
• Operation control of the steam generation unit is performed on the basis of at least an operating cycle, that is, a heating cycle of the heater to generate the steam, an operating temperature, that is, a temperature of the heater to determine the temperature of the steam, and an operating time, that is, a heating time of the heater until heating operation of the heater to perform an associated operation is completed.
• an operating cycle that is, a heating cycle of the heater to generate the steam
• an operating temperature that is, a temperature of the heater to determine the temperature of the steam
• an operating time that is, a heating time of the heater until heating operation of the heater to perform an associated operation is completed.
• the washing part 310 and/or the refresh part 320 perform the desired operation (tub cleaning operation, washing operation, rinsing operation, drying operation, sterilizing operation, and/or refresh operation) with the steam supplied as described above (S 180).
• desired operation tub cleaning operation, washing operation, rinsing operation, drying operation, sterilizing operation, and/or refresh operation
• steam supplied as described above S 180.
• the present invention relates to a laundry device, and more particularly, to a washing machine which comprises a steam generation unit installed therein to generate and supply steam to an outside of the washing machine or to a laundry-receiving device to remove wrinkles on laundry by using the steam supplied from the steam generation unit, and a method for controlling operation thereof, and a method for controlling the same.
• the steam can be used for various operations in addition to washing or drying within the drum. As a result, it is possible to enhance effectiveness of the washing machine while providing various functions.
• the washing machine comprises the separate laundry-steam supplying pipe, and removes wrinkles on the laundry by supplying the steam to the laundry received therein, the washing machine can provide a water washing effect without using water. Furthermore, the water washing effect can be further enhanced by using a deodorant or aromatic agent. In addition, when preserving out-of-season laundry for a long period of time in the washing machine of the present invention, it is possible to store the laundry with a good condition while preventing the laundry from being dirtied.
• the washing machine of the present invention provides convenience to the user in that, if the user controls the washing machine to supply the steam to -the laundry-receiving device after taking off and hanging clothes in the laundry-receiving device in the evening, he or she can wear the clothes, which look like newly washed clothes, the next morning.
• the washing machine can be applied to various uses.
• the washing machine can supply the steam to a refresh part at the outside, and provide swelling and sterilizing effects for the laundry such as underwear, which is desired to be washed with water, by supplying the steam to the laundry.
• the steam generation unit of the washing machine can be applied to various uses in addition to the above examples.

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• Engineering & Computer Science (AREA)
• Textile Engineering (AREA)
• Health & Medical Sciences (AREA)
• Epidemiology (AREA)
• Life Sciences & Earth Sciences (AREA)
• Animal Behavior & Ethology (AREA)
• General Health & Medical Sciences (AREA)
• Public Health (AREA)
• Veterinary Medicine (AREA)
• Detail Structures Of Washing Machines And Dryers (AREA)
• Accessory Of Washing/Drying Machine, Commercial Washing/Drying Machine, Other Washing/Drying Machine (AREA)

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• 2006
  • 2006-03-31 WO PCT/KR2006/001020 patent/WO2006112611A1/en active Application Filing
  • 2006-03-31 EP EP06732674.4A patent/EP1871946A4/de not_active Withdrawn
  • 2006-03-31 US US11/629,298 patent/US20090139037A1/en not_active Abandoned

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