US20030233854A1 - Drum type washing and drying machine - Google Patents

Drum type washing and drying machine Download PDF

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Publication number
US20030233854A1
US20030233854A1 US10/643,935 US64393503A US2003233854A1 US 20030233854 A1 US20030233854 A1 US 20030233854A1 US 64393503 A US64393503 A US 64393503A US 2003233854 A1 US2003233854 A1 US 2003233854A1
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United States
Prior art keywords
water
cooling water
water tub
drying machine
type 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.)
Abandoned
Application number
US10/643,935
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English (en)
Inventor
Eiji Matsuda
Koji Nakai
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. reassignment MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: MATSUDA, EIJI, NAKAI, KOJI
Publication of US20030233854A1 publication Critical patent/US20030233854A1/en
Abandoned legal-status Critical Current

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    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F58/00—Domestic laundry dryers
    • D06F58/20—General details of domestic laundry dryers 
    • D06F58/24—Condensing 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
    • D06F58/00—Domestic laundry dryers
    • D06F58/02—Domestic laundry dryers having dryer drums rotating about a horizontal axis
    • D06F58/04—Details 
    • 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
    • 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 
    • D06F58/26—Heating arrangements, e.g. gas heating equipment

Definitions

  • the present invention relates to a drum type washing and drying machine executing washing, rinsing, dewatering and drying processes in a rotary drum.
  • FIG. 11 there is illustrated a drum type washing and drying machine. The configuration thereof will now be described hereinafter.
  • housing 1 accommodates therein water tub 4 supported by a plurality of suspensions 2 and dampers 3 .
  • the opening of water tub 4 is opened and closed by door 5 .
  • Rotary drum 6 having a generally slanted rotation axis is rotatably mounted in water tub 4 , and a number of water passing holes 7 and baffles (or vanes) 8 are provided in rotary drum 6 .
  • Water supply valve for washing operation water supply means, referred to as washer water valve hereinafter
  • water supply valve for drying operation referred to as dryer water valve hereinafter
  • Water outlet 11 provided at water tub 4 communicates with drain pump (drain means) 12 via drain pipe 13 .
  • Blower 15 functioning to blow air into water tub 4 through air injection opening 14 , heater 16 in communication with blower 15 , and heat exchanger 17 in communication with water tub 4 and blower 15 constitute a drying air circulation path.
  • Water supply hose 18 supplies water from dryer water valve 10 to heat exchanger 17 .
  • washer water valve 9 is opened to fill fresh water in water tub 4 up to a predetermined water level.
  • rotary drum 6 is driven to rotate at about, e.g., 50 r/min, and the loaded laundry articles are subject to repeated lift-up and drop motions by baffles 8 and are washed by washing fluid with the aid of impact of dropping on a surface of the water.
  • the washing fluid is drained through drain pipe 13 by driving drain pump 12 .
  • the laundry articles are dewatered by rotating rotary drum 6 at a high rotation speed of about 1000 r/min.
  • the dewatering operation is followed by the drying operation.
  • rotary drum 6 is driven to rotate to enable the laundry articles therein to move up and down as in the washing operation and, at the same time, hot air heated by heater 16 is supplied to the laundry articles in rotary drum 6 by blower 15 through air injection opening 14 , so that moisture in the laundry article is heated and evaporated therefrom.
  • the hot air containing therein water vapor is directed to heat exchanger 17 ; and then the hot air is cooled down and dehumidified by the heat exchange process induced by way of being mixed with the cooling water provided from dryer water valve 10 to heat exchanger 17 .
  • the drying operation of laundry articles is executed, as the dehumidified air is re-heated by heater 16 and re-directed into rotary drum 6 , which constitutes a series of drying cycles.
  • heat exchange in such heat exchanger 17 is carried out by uniformly dispersing the cooling water within the space of heat exchanger 17 with the aid of a wind pressure of the circulating air.
  • the wind pressure inside heat exchanger 17 having a narrow cross sectional shape will be increased excessively. Consequently, the balance between the wind pressure and the aerially scattered cooling water is disturbed, and thus the cooling water is driven to fly upwards to reach heater 16 so that the drying efficiency is degraded considerably.
  • heat exchanger 17 may be clogged, leading to a failure of the drying operation.
  • an object of the present invention to provide a drum type (or front-loading) washing and drying machine capable of performing a dehumidification process by way of utilizing a large inner space of a water tub, without building a separate heat exchanger at the outside thereof, to thereby improve the dehumidification efficiency and at the same time prevent the occurrence of the prior art problems of the flying-back of cooling water and the clogging-up of the heat exchanger owing to the accumulation of lint, etc.
  • a drum type washing and drying machine including: a rotary drum; a water tub including therein the rotary drum; a water supply member for supplying cooling water into the water tub; a heater for heating air; a blower for blowing the heated air into the water tub to evaporate moisture from laundry articles in the water tub; and a dehumidification means for cooling and dehumidifying air containing the evaporated moisture by the cooling water, wherein the dehumidification means is provided in a space between the water tub and the rotary drum.
  • FIG. 2 shows a cross sectional view of a main part of a drum type washing and drying machine in accordance with a second preferred embodiment of the invention
  • FIG. 3 illustrates a partially cutaway perspective view of a main part of a drum type washing and drying machine in accordance with a third preferred embodiment of the invention
  • FIG. 4 depicts a partially exploded perspective view of a main part of a drum type washing and drying machine in accordance with a fourth preferred embodiment of the invention
  • FIG. 5 presents a partially cutaway perspective view of a main part of a drum type washing and drying machine in accordance with a fifth preferred embodiment of the invention
  • FIG. 6 sets forth a front view of a main part of a drum type washing and drying machine in accordance with a sixth preferred embodiment of the invention
  • FIG. 7 describes a cross sectional view of a main part of a drum type washing and drying machine in accordance with a seventh preferred embodiment of the invention.
  • FIG. 8 represents a cross sectional view of a main part of a drum type washing and drying machine in accordance with an eighth preferred embodiment of the invention.
  • FIG. 9 outlines a cross sectional view of a main part of a drum type washing and drying machine in accordance with a ninth preferred embodiment of the invention.
  • FIG. 10 provides a cross sectional view of a main part of a drum type washing and drying machine in accordance with a tenth preferred embodiment of the invention.
  • FIG. 11 gives a vertical cross sectional view of a prior art drum type washing and drying machine.
  • FIGS. 1 to 10 wherein like parts to those of the prior art washing and drying machine are designated with like reference numerals, and descriptions thereof will be omitted.
  • rotary drum 6 having a generally slanted rotation axis is rotatably mounted in water tub 4 .
  • Dryer water valve (water supply means) 10 communicates with the inner space of water tub 4 via water supply hose 19 ; and nozzle 20 is mounted at an end of water supply hose 19 .
  • Nozzle 20 is opened to the space between water tub 4 and rotary drum 6 (referred to as inter-space hereinafter), so that the cooling water is provided thereto and thus the moisture evaporated from laundry articles in water tub 4 can be dehumidified by the thus supplied cooling water.
  • blower (blow means) 15 directs hot air heated by heater (heating means) 16 to the laundry articles in rotary drum 6 through air injection opening 14 , moisture contained in the laundry articles is heated and evaporated. The vapor-including hot or heated air is directed into the inter-space through water passing holes 7 provided on rotary drum 6 .
  • the cooling water directed from dryer water valve 10 to nozzle 20 through water supply hose 19 , is provided to the inter-space.
  • the vapor-including hot air in the inter-space is cooled down and dehumidified by the heat exchange process taking place with the cooling water.
  • the drying operation of laundry articles is executed, as the dehumidified air is re-heated by heater 16 and re-directed into rotary drum 6 . Thus, a series of drying cycles is performed.
  • the efficiency of dehumidification can be improved, by way of executing a dehumidification in the large inter-space, instead of providing a separate heat exchanger at the outside of water tub 4 .
  • the reverse flow or flying back of the cooling water and the clogging of the lint or fur may be reduced or prevented.
  • the present embodiment has been described with respect to rotary drum 6 rotatably mounted in water tub 4 with a slanted rotation axis by a certain degree.
  • substantially identical results can be achieved with rotary drum 6 rotatably mounted in water tub 4 with a horizontal or a substantially horizontal rotation axis.
  • the inner wall of water tub 4 may be designed to serve as a radiator (in which the cooling water flows along predetermined water paths) in place of the above-described configuration, in which the cooling water is supplied into the inter-space to flow down along the inner wall of water tub 4 .
  • cooling nozzles 21 having a plurality of water supply holes 22 opened in water tub 4 are mounted on a surface of a wall of water tub 4 and communicates with dryer water valves 10 through water supply hoses 23 . Dehumidification is executed by flowing the cooling water along the inner wall of water tub 4 through water supply holes 22 of cooling nozzles 21 .
  • the rest of the configuration is substantially the same as in the above-described embodiment.
  • the cooling water is directed from dryer water valves 10 to cooling nozzles 21 through water supply hoses 23 .
  • the cooling water provided from the plurality of water supply holes 22 through cooling nozzles 21 , flows downward to cool the inner wall of water tub 4 , so that the vapor-including hot air in water tub 4 is cooled down and dehumidified by executing the heat exchange upon coming into contact with the cooled inner wall of water tub 4 .
  • the drying operation of laundry articles is executed, as the dehumidified air is also re-heated by heater 16 and re-directed into rotary drum 6 . Thus, a series of drying cycles is performed.
  • the reverse flowing of the cooling water and the clogging of the lint, etc. may be reduced or eliminated, without having to provide a separate heat exchanger at the outside of water tub 4 , by way of performing the dehumidification at the large inner wall of water tub 4 .
  • cooling nozzle (passing waterway for the cooling water) 24 for flowing the cooling water and water tub 4 are molded in one body. Cooling nozzle 24 communicates with dryer water valve 10 through water supply hose 23 and is provided with a plurality of water supply holes 22 opened in water tub 4 .
  • the rest of the configuration is substantially the same as in the above-described embodiments 1 and 2.
  • the cooling water is directed from dryer water valve 10 to cooling nozzle 24 through water supply hose 23 .
  • the cooling water provided from the plurality of water supply holes 22 through cooling nozzle 24 flows downward to cool down the inner wall of water tub 4 , so that the vapor-including hot air in water tub 4 is cooled down and dehumidified by executing a heat exchange upon coming into contact with the cooled inner wall of water tub 4 .
  • the drying operation of laundry articles is executed, as the dehumidified air is reheated by heater 16 and re-directed into rotary drum 6 . Thus, a series of drying cycles is performed.
  • the efficiency of dehumidification can be improved, by efficiently providing the cooling water to the inner wall of water tub 4 through a simple configuration of cooling nozzle 24 and water tub 4 molded in one body. Further, since such configuration does not require additional parts in installing the nozzle, the cost can be reduced.
  • cooling nozzle (passing waterway for the cooling water) 25 for flowing the cooling water is detachably installed to mounting hole 26 provided on a wall of water tub 4 by being inserted thereto via packing 27 .
  • Cooling nozzle 25 communicates with dryer water valve 10 through water supply hose 23 .
  • the rest of the configuration is substantially the same as in the above described first to third embodiments.
  • cooling nozzle 25 when clogged, maintenance and repair can easily be carried out to perform e.g. internal cleaning or exchanging with other cooling nozzle.
  • cooling nozzles (passing waterways for the cooling water) 28 , 29 , 30 for flowing the cooling water respectively include water supply holes 22 opened in water tub 4 .
  • Cooling nozzles 28 , 29 , 30 respectively communicate with dryer water valves 34 , 35 , 36 through water supply hoses 31 , 32 , 33 , providing respective passing waterways.
  • the rest of the configuration is substantially the same as in the above-described first embodiment.
  • the cooling water directed from dryer water valves 34 , 35 , 36 to cooling nozzles 28 , 29 , 30 through water supply hoses 31 , 32 , 33 , flows downward to cool down an inner wall of water tub 4 .
  • the vapor-including hot air in water tub 4 is cooled down and dehumidified by executing a heat exchange upon coming into contact with the cooled inner wall of water tub 4 .
  • the water can be sequentially diverted to cooling nozzles 28 , 29 , 30 by utilizing dryer water valves 34 , 35 , 36 , so that the larger surface of the inner wall of water tub 4 can be utilized for the heat exchange without increasing the overall flow rate of the cooling water, enabling an efficient dehumidification to be executed.
  • water can be sequentially diverted to cooling nozzles 28 , 29 , 30 by manipulating dryer water valves 34 , 35 , 36 .
  • the inner wall of water tub 4 can be efficiently cooled down while conserving water such that the efficiency of dehumidification can be improved.
  • cooling nozzles (passing waterways for the cooling water) 36 , 37 for flowing the cooling water respectively are mounted on a surface of a wall of water tub 4 .
  • Cooling nozzles 36 , 37 communicate with dryer water valve 41 through branch pipe 38 and water supply hoses 39 , 40 . Since water supply routes toward cooling nozzles 36 , 37 are provided at the same height (H) from a horizontal plane, each head becomes equivalent.
  • the term “head” as used herein represents the height of the branch pipe and the water supply route from a corresponding nozzle and thus is related to the amount of cooling water being supplied.
  • the rest of the configuration is substantially the same as in the above-described first embodiment.
  • each head becomes equivalent. Therefore, the same amount of water can be supplied to cooling nozzles 36 , 37 to thereby enable the heat exchange to be performed uniformly with a predetermined amount of water supply.
  • each head becomes equivalent such that the equal amount of cooling water flows through cooling nozzles 36 , 37 .
  • dehumidification is carried out by utilizing cooling nozzles 40 for flowing the cooling water, which makes the cooling water flow in a bottom half portion of a surface of an inner wall of water tub 4 , below rotation axis (S).
  • the rest of the configuration is substantially the same as in the above-described first embodiment.
  • the cooling water directed from dryer water valves 10 to cooling nozzles 40 through water supply hoses 23 , flows downward to cool down the inner wall of water tub 4 , so that the vapor-including hot air in water tub 4 is cooled down and dehumidified by executing the heat exchange upon coming into contact with the cooled inner wall of water tub 4 .
  • the dehumidification process is carried out by utilizing cooling nozzles 40 , which makes the cooling water flow in a bottom half portion below rotation axis (S) on the surface of the inner wall of water tub 4 .
  • the bottom half portion on the surface of the inner wall of water tub 4 serves as a heat exchanger.
  • cooling nozzles 21 having water supply holes 22 opened in water tub 4 are mounted on a surface of a wall of water tub 4 and communicate with dryer water valves 10 through water supply hoses 23 .
  • the dehumidification is executed by flowing the cooling water along the inner wall of water tub 4 from water supply holes 22 of cooling nozzles 21 .
  • the inner wall of water tub 4 is provided with an uneven surface configuration having a plurality of prominences and depressions, which are prepared by graining, for example.
  • the rest of the configuration is substantially the same as in the above described first or second embodiment.
  • the cooling water is directed from dryer water valves 10 to cooling nozzles 21 through water supply hoses 23 .
  • the cooling water provided from water supply holes 22 through cooling nozzles 21 , flows down to cool down the inner wall of water tub 4 , so that the vapor-including hot air in water tub 4 is cooled down and dehumidified by executing a heat exchange process upon coming into contact with the cooled inner wall of water tub 4 .
  • a number of prominences and depressions formed on the surface of the inner wall of water tub 4 facilitates the spreading of the cooling water, and increases the surface area to be utilized for the heat exchange process, thereby rendering a more efficient heat exchange.
  • cooling nozzle 43 for flowing the cooling water is mounted on an upper part of a surface of an outer wall of water tub 4 .
  • Cooling nozzle 43 communicates with water path 44 , which is provided with opening 45 opened toward the inner space of water tub 4 . Cooling water flows continuously from the surface of the outer wall to the surface of the inner wall of water tub 4 to thereby execute the dehumidification.
  • the rest of the configuration is substantially the same as in the above-described first embodiment.
  • the cooling water is directed from dryer water valve 10 to cooling nozzle 43 through water supply hose 23 .
  • the cooling water flows down along the surface of outer wall through water path 44 ; and then flows to the surface of the inner wall of water tub 4 via opening 45 , thereby continuously flowing downward to cool down the inner wall of water tub 4 .
  • the vapor-including hot air in water tub 4 is cooled down and dehumidified by executing the heat exchange upon coming into contact with the cooled inner wall of water tub 4 .
  • the inner wall surface throughout the upper and lower parts of water tub 4 can be used as the surface at which heat exchange takes place, increasing the heat exchange surface area.
  • the capacity of the dehumidification becomes higher thereby rendering a more efficient heat exchange.
  • the capacity of dehumidification can be even more increased by utilizing both of the lateral surfaces (i.e., the whole surface of the inner side wall) and rear surface of water tub 4 as the heat exchange surface.
  • cooling nozzles (passing waterways for the cooling water) 46 , 47 for respectively flowing the cooling water are mounted on a surface of a wall of water tub 4 . Cooling nozzles 46 , 47 communicate with through water supply hoses 48 , 49 . Dryer water valves 50 , 51 are configured to be switched according to the drying conditions of laundry articles. The rest of the configuration is almost identical as in the above-described first embodiment.
  • the dehumidification by water cooling can be executed efficiently.
  • the water cooling is executed, e.g., just enough to restrain an excessive rise of temperature of laundry articles, so that water consumption can be decreased and the running cost can be reduced.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
  • Drying Of Solid Materials (AREA)
US10/643,935 2002-06-09 2003-08-20 Drum type washing and drying machine Abandoned US20030233854A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002-261594 2002-06-09
JP2002261594A JP2004097388A (ja) 2002-09-06 2002-09-06 ドラム式洗濯乾燥機

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US20030233854A1 true US20030233854A1 (en) 2003-12-25

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US10/643,935 Abandoned US20030233854A1 (en) 2002-06-09 2003-08-20 Drum type washing and drying machine

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US (1) US20030233854A1 (zh)
JP (1) JP2004097388A (zh)
KR (1) KR20040022149A (zh)
CN (2) CN1490454A (zh)
TW (1) TW200404116A (zh)

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US20060179896A1 (en) * 2005-02-03 2006-08-17 Lg Electronics Inc. Washing-drying/drying machine
EP1852536A1 (en) * 2005-02-24 2007-11-07 Sharp Kabushiki Kaisha Washer-dryer
US20130081433A1 (en) * 2010-05-21 2013-04-04 Kabushiki Kaisha Toshiba Damper, washing machine and washing/drying machine
US8757335B2 (en) * 2010-02-24 2014-06-24 Kabushiki Kaisha Toshiba Damper, washing machine, and washer/dryer
US20150089832A1 (en) * 2013-10-02 2015-04-02 Samsung Electronics Co., Ltd. Drying apparatus, washing machine having the same and method of controlling the drying apparatus
DE102005018044C5 (de) * 2004-04-19 2016-01-07 Lg Electronics Inc. Trommelwaschmaschine mit Wäschetrocknungsfunktion
US9359705B2 (en) 2010-04-26 2016-06-07 Kabushiki Kaisha Toshiba Washing machine and drying machine
WO2018028688A1 (zh) * 2016-08-12 2018-02-15 青岛海尔滚筒洗衣机有限公司 用于洗干一体机的烘干方法及洗干一体机
WO2019185257A1 (en) * 2018-03-30 2019-10-03 Arcelik Anonim Sirketi A laundry washer-dryer
EP2839067B1 (en) * 2012-04-06 2020-02-26 LG Electronics Inc. Laundry treating machine
EP3666966A1 (en) * 2018-12-13 2020-06-17 BSH Hausgeräte GmbH Clothes dryer
EP3666959A1 (en) * 2018-12-13 2020-06-17 BSH Hausgeräte GmbH Clothes dryer
US11186943B2 (en) 2017-10-09 2021-11-30 Whirlpool Corporation Filter configured for being used in a machine for drying laundry and machine for drying laundry equipped with such a filter
AU2021232705B2 (en) * 2017-08-09 2023-03-30 Lg Electronics Inc. Laundry treatment apparatus

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KR100617111B1 (ko) 2004-04-09 2006-08-31 엘지전자 주식회사 건조겸용 드럼세탁기
KR101014726B1 (ko) 2004-06-21 2011-02-16 엘지전자 주식회사 펄세이터를 구비한 경사형 건조겸용 드럼세탁기
JP4494169B2 (ja) * 2004-11-11 2010-06-30 パナソニック株式会社 ドラム式洗濯乾燥機
JP2006239141A (ja) * 2005-03-03 2006-09-14 Sharp Corp ドラム式洗濯機
JP2006239142A (ja) * 2005-03-03 2006-09-14 Sharp Corp ドラム式洗濯機
KR101221887B1 (ko) 2005-09-30 2013-01-15 엘지전자 주식회사 경사형 드럼 세탁기
CN101748585B (zh) * 2008-11-28 2011-04-27 博西威家用电器有限公司 衣物烘干设备
KR20120088034A (ko) * 2010-10-19 2012-08-08 엘지전자 주식회사 건조겸용 세탁장치 및 건조완료 판단방법
US8572865B2 (en) * 2010-10-29 2013-11-05 General Electric Company Apparatus and method for using a hybrid dryer tub for airflow improvement
KR101056643B1 (ko) 2011-03-31 2011-08-12 (주)씨엔티 소형 세탁기
WO2014017004A1 (ja) * 2012-07-24 2014-01-30 パナソニック株式会社 衣類乾燥機
CN103015140A (zh) * 2012-12-21 2013-04-03 无锡小天鹅股份有限公司 干衣机
CN105603698A (zh) * 2014-11-20 2016-05-25 无锡小天鹅股份有限公司 空气冷凝型干衣机和空气冷凝型干衣机的冷源调节装置
CN110438724B (zh) * 2014-11-27 2021-06-15 重庆海尔滚筒洗衣机有限公司 一种节水滚筒洗衣机
CN104846586A (zh) * 2015-05-28 2015-08-19 天津商业大学 一种多功能跨临界二氧化碳热泵型洗衣机
JP2017104500A (ja) * 2015-11-24 2017-06-15 三星電子株式会社Ｓａｍｓｕｎｇ Ｅｌｅｃｔｒｏｎｉｃｓ Ｃｏ．，Ｌｔｄ． 洗濯乾燥機
CN207452524U (zh) * 2017-05-25 2018-06-05 松下家电研究开发（杭州）有限公司 一种滚筒洗干一体机
KR102616494B1 (ko) * 2018-12-28 2023-12-21 엘지전자 주식회사 의류처리장치
CN111519398B (zh) * 2019-02-01 2023-09-26 宁波吉德电器有限公司 一种滚筒洗衣机及洗涤剂的投放方法
CN112458718B (zh) * 2020-09-04 2021-12-21 珠海格力电器股份有限公司 一种衣物处理设备及其烘干控制方法
CN113756055B (zh) * 2021-09-28 2022-08-19 珠海格力电器股份有限公司 一种洗涤筒组件、洗衣机和烘干降温方法

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CN2685376Y (zh) 2005-03-16
TW200404116A (en) 2004-03-16

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