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EP2422008A1 - Machine à laver et procédé de commande correspondant - Google Patents

Machine à laver et procédé de commande correspondant

Info

Publication number
EP2422008A1
EP2422008A1 EP10767212A EP10767212A EP2422008A1 EP 2422008 A1 EP2422008 A1 EP 2422008A1 EP 10767212 A EP10767212 A EP 10767212A EP 10767212 A EP10767212 A EP 10767212A EP 2422008 A1 EP2422008 A1 EP 2422008A1
Authority
EP
European Patent Office
Prior art keywords
drum
tub
washing machine
sensor
control part
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.)
Withdrawn
Application number
EP10767212A
Other languages
German (de)
English (en)
Other versions
EP2422008A4 (fr
Inventor
Kyo Soon Chae
Bon Kwon Koo
Hyun Seok Seo
Deok Kyu 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.)
LG Electronics Inc
Original Assignee
LG Electronics Inc
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 LG Electronics Inc filed Critical LG Electronics Inc
Publication of EP2422008A1 publication Critical patent/EP2422008A1/fr
Publication of EP2422008A4 publication Critical patent/EP2422008A4/fr
Withdrawn legal-status Critical Current

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
    • D06F33/00—Control of operations performed in washing machines or washer-dryers 
    • D06F33/30—Control of washing machines characterised by the purpose or target of the control 
    • D06F33/47—Responding to irregular working conditions, e.g. malfunctioning of pumps 
    • 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
    • D06F34/00—Details of control systems for washing machines, washer-dryers or laundry dryers
    • D06F34/14—Arrangements for detecting or measuring specific parameters
    • D06F34/20—Parameters relating to constructional components, e.g. door sensors
    • 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
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/02—Rotary receptacles, e.g. drums
    • D06F37/04—Rotary receptacles, e.g. drums adapted for rotation or oscillation about a horizontal or inclined axis
    • D06F37/06—Ribs, lifters, or rubbing means forming part of the receptacle
    • 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
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/26—Casings; Tubs
    • D06F37/28—Doors; Security means therefor
    • 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
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/30—Driving arrangements 
    • D06F37/36—Driving arrangements  for rotating the receptacle at more than one speed
    • 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
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • 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
    • D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
    • D06F2105/46—Drum speed; Actuation of motors, e.g. starting or interrupting
    • D06F2105/48—Drum speed
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers

Definitions

  • the present invention relates to a washing machine and a controlling method thereof.
  • a conventional drum type washing machine includes a cabinet defining an exterior appearance a tub provided in the cabinet to accommodate wash water.
  • An oriented-rotatable drum is mounted to the tub to receive laundry therein.
  • Such a drum is rotated by a motor and vibration generated by the drum is transmitted to the tub.
  • a vibration damping structure including a spring, a damper and a balancer and the like is provided in the conventional drum type washing machine.
  • the tub is hung on a hanging spring inside the cabinet and the motor is mounted to a rear of the tub to rotate the drum inside the tub. That is, the drum is connected with the tub by the motor installed to the rear surface of the tub.
  • a tub fixing type washing machine including a tub directly connected to the cabinet, with an enlarged utilization capacity and a structure of not transmitting the vibration of the drum to the tub.
  • the tub is spaced apart a predetermined distance from the drum to prevent the collision between the tub and the drum during the rotation of the drum.
  • an object of the present invention is to provide a washing machine having a secured tub that is able to prevent collision between a drum and the tub, and a controlling method thereof.
  • a washing machine includes a cabinet defining an exterior appearance thereof; a tub provided in the cabinet, the tub receiving wash water therein; a drum rotatable inside the tub, the drum receiving laundry therein; a plurality of sensor members installed in at least one of the drum and tub, each of the sensor members sensing the distance between the drum and the tub; and a control part controlling the drum based on a sensing value sensed by the sensor members.
  • the tub may be directly connected to at least one of inner front, side and rear surfaces of the cabinet.
  • the control part may determine that the drum collides with the tub if the drum approaches to the tub closely to a predetermined distance or more.
  • the control part controls a rotation speed of the drum if the drum approaches to the tub closely to the predetermined distance or more.
  • the control part may decrease the rotation speed of the drum temporarily if the drum approaches to the tub closely to the predetermined distance or more.
  • the control part may stop the operation of the drum temporarily if the drum approaches to the tub closely to the predetermined distance or more.
  • the sensor member may be installed in a predetermined portion relatively more eccentric than a rotatably supported rear portion of the drum.
  • the relatively more eccentric portion may be a front portion of the drum.
  • the sensor member may be installed in a predetermined portion spaced apart to a maximum distance from the rotatably supported rear portion of the drum.
  • the control part may inform a user of the close approaching or collision of the drum if the drum closely approaches to or collides with the tub.
  • the sensor member may be configured of a magnetic and a hall sensor, the magnetic and the hall sensor mounted to the tub.
  • the sensor member may be configured of a magnetic mounted to the drum, a reed switch and an hall IC sensor, the reed switch and the hall IC sensor mounted to the tub.
  • the magnetic may be installed between the drum and a race of a balancer.
  • the sensor member may be configured of a capacitor sensor mounted to the tub or drum.
  • the sensor member may be configured of an impact-type touch sensor mounted to the tub.
  • a controlling method of a washing machine includes a distance sensing step sensing a distance between a drum and a tub based on a sensing value sensed by a sensor member; and a drum controlling step controlling the rotation speed of the drum based on the sensed sensing value.
  • the drum controlling step may decrease the rotation speed of the drum temporarily if the drum approaches to the tub closely to a predetermined distance or more.
  • the drum controlling step may stop the drum temporarily if the drum collides with the tub.
  • the present invention has following advantageous effects.
  • a washing machine according to the present invention is able to prevent a front portion of a drum from colliding with a tub. As a result, there is an effect of preventing damage such as abrasion caused by the collision between the drum and the tub.
  • FIG. 1 is a sectional view illustrating a washing machine according to an exemplary embodiment of the present invention
  • FIG. 2 is a diagram schematically illustrating a sensor member configured of a magnetic and a hall sensor according an embodiment of the present invention
  • FIG. 3 is a diagram schematically illustrating the sensor member shown in FIG. 1;
  • FIG. 4 is a diagram schematically illustrating a sensor member configured of a magnetic, a reed switch and a hall IC sensor according another embodiment
  • FIG. 5 is a diagram schematically illustrating the sensor member shown in FIG. 4;
  • FIG. 6 is a diagram schematically illustrating a sensor member configured of a touch sensor according to a further embodiment
  • FIG. 7 is a diagram schematically illustrating the sensor member shown in FIG. 6;
  • FIG. 8 is a diagram schematically illustrating a capacitor sensor according to a still further embodiment
  • FIG. 9 is a block view illustrating a controlling method of the washing machine according to an exemplary embodiment of the present invention.
  • FIG. 10 is a flow chart illustrating the controlling method of the washing machine.
  • the present invention presents a washing machine having a maximum capacity even in the same size as the conventional washing machine, capable of preventing collision between a drum and a tub.
  • a drum type washing machine having a tub directly connected to a cabinet will be exemplified as an exemplary embodiment and in reference to the drawings a laundry machine according to the exemplary embodiment of the present invention will be described.
  • the present invention may be applicable to a laundry machine having a tub not directly connected to a cabinet.
  • a laundry machine includes a cabinet 10 and a tub 20.
  • the cabinet 10 defines an exterior appearance of the washing machine and the tub 20 is directly connected to the cabinet 10 inside the cabinet 10.
  • An oriented-rotatable drum 30 is provided in the tub 20.
  • a motor 40 and a bearing housing 28 are installed in a rear of the tub 20.
  • the motor 40 rotates the drum 30.
  • the bearing housing 28 forms the rear surface of the tub 20 and it supports a shaft 42 of the motor 40.
  • damping means 50 is installed between the bearing housing 28 and the tub to make an inside of the tub airtight and to dampen vibration or shock which will be transmitted to the tub 20 from the motor 40.
  • a suspension assembly 60 is installed between the bearing housing 28 and the tub to support the drum and to dampen vibration or shock which will be transmitted to the bearing housing 28.
  • a door 12 is coupled to a front surface 11 of the cabinet 10 and a base 16 is coupled to a bottom surface of the cabinet 10.
  • a top bracket 73 may be installed in a top surface of the cabinet and an elastic member 72 elastically hanging the bearing housing 28 may be fixed to the top bracket 73.
  • the tub 20 is directly secured inside the cabinet 10 and it is preferable a surface of the tub 20 toward the door 12 is secured to an inner surface of the front 11by a screw 25 and the like. Alternatively, a side or rear surface of the tub 20 may be secured to the cabinet 10.
  • the bearing housing 28 is assembled to a rear surface of the tub 20 and a bearing (not shown) is provided in the bearing housing 28 to make the motor shaft 42 rotate smoothly.
  • the motor shaft 42 is supported by the bearing.
  • the motor 40 is mounted to a rear surface of the bearing housing 28 and the motor shaft 42 is fixed to the rear surface of the drum 30, passing through the bearing housing 28.
  • the drum 30 is rotated, coupled to the motor shaft 42.
  • the suspension assembly 60 includes a damper bracket 62 secured to the bearing housing 28 and a damping part secured to the damper bracket 62 to support the bearing housing 28.
  • the damping part includes a main-damper 80 dampening vertical direction vibration of the drum 30, supporting the weight of the drum 30, and a sub-damper 90 dampening horizontal direction vibration of the drum 30.
  • the drum 30 and the bearing housing 28 are supported by the damping part inside the tub 20.
  • the tub 20 is directly secured in the cabinet 10 and the vibration of the drum 30 is not transmitted to the tub 20.
  • a diameter of the tub may be enlarged in comparison to the conventional washing machine and each utilization capacity of the tub 20 and the drum 30 may be enlarged advantageously.
  • the tub 20 If vibration or shock is transmitted to the tub 20 integrally secured to the cabinet 10, the tub 20 is vibrated or tumbled.
  • the strength of the tub is increased by the weight of the cabinet 10 applied to the tub 20 and thus an overall vibration property of the washing machine may be expected to be improved.
  • the drum 30 is supported in one side, that is, only the rear surface of the drum 30 is supported and the capacity of the drum inside may be enlarged in comparison to the drum supported in both sides. As a result, the number of the required parts is reduced and productivity is improved.
  • the tub 20 is spaced apart a predetermined distance from the drum 30.
  • a front portion of the drum inside receiving wash water or laundry may be leaning to one side because of the weight of the laundry or wash water. If the drum rotates in this state, the front portion of the drum may collide with the tub 20 or the drum 30 happens to strike the tub 20.
  • At least one sensor member 100 is installed in a front inner portion of the tub 20 or a front outer portion of the drum 30 and the sensor member 100 senses the distance or collision between the tub 20 and the drum 30.
  • a sensing value sensed by the sensor member 100 is transmitted to a control part provided in the control panel (not shown).
  • the control part controls the rotation speed of the drum 30 for the drum 30 not to collide with the tub 20 based on the sensed sensing value.
  • the control part senses the distance between the drum 30 and the tub 20 based on the sensing value sensed by the sensor member 100, which is referenced to as ‘distance sensing step’S100).
  • the control part determines whether the distance between the drum 30 and the tub 20 is a predetermined value or more (S110). If the drum 30 approaches to the tub 20 as close as the predetermined value, that is, the distance is over the predetermined value, it is determined that there is danger of collision between the drum 30 and the tub 20 (S130) and the rotation speed of the drum 30 is controlled. Here, the control part decreases the rotation speed of the drum 30 temporarily for the drum 30 not to collide with the tub 20, which is referenced to as ‘drum controlling step, S200).
  • the control part determines whether the drum 30 collides with the tub 20 if the distance between the drum 30 and the tub 20 is a predetermined value or more (S120). If the drum 30 collides with the tub 20, the control part stops the operation of the drum 30 temporarily (‘drum controlling step’, S200.)
  • the control part checks the distance between the drum 30 and the tub 20 continuously by using the sensor member 100 to prevent the drum 30 from colliding with the tub 20. However, if a large amount of laundry is received in the drum 30 and the drum 30 is rotated at a high rotation speed, the drum 30 would collide with the tub 20 before the rotation speed of the drum 30 is controlled. If then, it is preferable that the drum 30 is temporarily stopped before re-operated.
  • the sensor member 100 may be installed in the front portion of the drum spaced apart to maximum from the rear portion of the drum 30 rotatably supported by the bearing housing 28.
  • a plurality of sensor members 100 may be installed, being spaced apart a predetermined distance from each other. Since the drum 30 is possibly leaning toward the front portion as mentioned above, the sensor member 100 may be provided in a front portion underneath the drum 30.
  • the sensor member 100 may be configured of at least one of a non-impact sensor, impact sensor and capacitor sensor.
  • the non-impact sensor may be mounted to the tub 20 and it is configured of a magnetic 102 and a hall sensor 102. alternatively, and the non-impact sensor configured of a magnetic 112 that is mounted to the drum 30, a reed switch 114 and a hall IC sensor 116 that are mounted to the tub 20.
  • the magnetic 102 and the hall sensor 104 of the former sensor type are installed in the tub 20 and the output is measured according to the change of magnetic force such that it is determined whether the drum approaches to the tub 20.
  • the hall sensor 104 is a voltage type outputting a predetermined voltage, installed together with the magnetic 102. If the drum 30 approaches to the tub 20 closely, the drum 30 is fabricated with metal that can influence on the magnetic field of the magnetic 102. Thus, the voltage having output regularly is changed and it is may be sensed whether the drum 30 collides with the tub 20.
  • the control part determined whether the voltage is a reference value or more based on voltage data. If the voltage is the reference value or more, it is determined that the drum 30 approaches to the tub closer than the predetermined distance and the control part controls the rotation speed, that is, RPM of the drum 30. The control part controls the rotation of the motor 40 to decrease RPM of the drum 30 temporarily such that the distance between the drum 30 and the tub 20 is increased.
  • the drum 30 If the drum 30 approaches to the tub 20 closer than the predetermined distance enough to collide with the tub 20, the drum 30 is stopped temporarily to prevent the damage such as abrasion of the drum and the tub 20. Hence, the rotation speed of the drum 30 is re-increased slowly to rotate the drum 30.
  • the latter sensor type configured of a magnetic 112 mounted to the drum 30 and the reed switch 114 and the hall IC sensor 116 mounted to the tub 20 may sense whether the drum 30 approaches to the tub 20 based on the voltage changes like the former sensor type.
  • the magnetic 112 may be inserted between the drum 30 and a race 34a guiding motion of a ball provided in a balancer.
  • the reed switch 114 and the hall IC sensor 116 are mounted to the tub 20.
  • the magnetic 12 is installed and sealed with a cut-away portion of the drum 30 for the reed switch 114 and the hall IC sensor 116 to respond to the magnetic 112.
  • the reed switch 114 is powered on because of the influence of the magnetic 112.
  • the hall IC sensor 116 senses an on signal of the reed switch 114 to generate a corresponding signal.
  • the control part receives this signal and controls the rotation speed of the motor 40. That is, it is controlled that RPM of the drum 30 is decreased temporarily or that the drum 30 is stopped temporarily.
  • the impact sensor configured of a touch sensor 120 is mounted to the tub 20.
  • the touch sensor 120 is installed in the tub 20.
  • the touch sensor 120 is pressed by the drum 30 and it is sensed whether there is collision between the drum 30 and the tub 20.
  • the control part determines that the drum 30 approaches to the tub 20 too closely. As soon as the touch with the touch sensor 120 is sensed, the control part controls the rotation speed of the motor 40. That is, it is controlled that RPM of the drum 30 is decreased temporarily or that the drum 30 is stopped temporarily.
  • a capacitor sensor 130 is mounted to the tub 20 and the capacitor sensor 130 senses the distance or and collision between the drum 30 and the tub 20 because it has different permittivity according to approaching distance of the metal drum 30.
  • the capacitor sensor 130 includes two electrode plates 132 charged with different electrodes, respectively, and it is connected with external electricity to form a circuit. Such the capacitor sensor 130 has predetermined permittivity. As the front portion of the drum 30 approaches to the tub 20 closely, the charged electrode plates 132 are influenced to differentiate the permittivity.
  • the control part compares the permittivity change with a predetermined permittivity value and it calculates the distance between the drum 30 and the tub 20. If the drum approaches to the tub 20 closely, the control part controls the rotation speed of the motor 40 and it controls to decrease RPM of the drum 30 temporarily or to stop the drum 30 temporarily.
  • various kinds of sensor members may be applicable to the washing machine according to the present invention and thus the present invention may have an advantage of preventing the front portion of the rotating drum that is relatively fee from colliding with the front portion of the tub because of the eccentricity of the laundry.

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)

Abstract

L'invention concerne une machine à laver et un procédé de commande correspondant. Une machine à laver comprend une carrosserie (10) définissant un aspect extérieur correspondant, une cuve (20) ménagée dans la carrosserie, la cuve (20) recevant l'eau de lavage, un tambour (30) tournant à l'intérieur de la cuve et recevant le linge, une pluralité de capteurs (100, 102, 104, 112, 116, 120, 130) installés dans au moins un élément parmi le tambour (30) et la cuve (20), chacun des capteurs détectant la distance entre le tambour (30) et la cuve (20), et une partie de commande commandant le tambour (30) sur la base d'une valeur de détection détectée par les capteurs (100, 102, 104, 112, 116, 120, 130). Un objet de la présente invention consiste à proposer une machine à laver ayant une cuve fixe (20), capable d'empêcher la collision entre un tambour (30) et la cuve (20), et un procédé de commande correspondant.
EP10767212.3A 2009-04-22 2010-02-25 Machine à laver et procédé de commande correspondant Withdrawn EP2422008A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020090034971A KR20100116325A (ko) 2009-04-22 2009-04-22 세탁장치
PCT/KR2010/001189 WO2010123197A1 (fr) 2009-04-22 2010-02-25 Machine à laver et procédé de commande correspondant

Publications (2)

Publication Number Publication Date
EP2422008A1 true EP2422008A1 (fr) 2012-02-29
EP2422008A4 EP2422008A4 (fr) 2013-10-30

Family

ID=43011284

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10767212.3A Withdrawn EP2422008A4 (fr) 2009-04-22 2010-02-25 Machine à laver et procédé de commande correspondant

Country Status (4)

Country Link
US (1) US20120017646A1 (fr)
EP (1) EP2422008A4 (fr)
KR (1) KR20100116325A (fr)
WO (1) WO2010123197A1 (fr)

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DE102010062911A1 (de) * 2010-12-13 2012-06-14 BSH Bosch und Siemens Hausgeräte GmbH Hausgerät zur Pflege von Wäschestücken sowie Verfahren zum Betreiben eines derartigen Hausgeräts
JP2012170686A (ja) * 2011-02-23 2012-09-10 Panasonic Corp ドラム式洗濯機
KR101806836B1 (ko) 2011-05-04 2017-12-11 삼성전자주식회사 세탁기 및 그 제어방법
US9267225B2 (en) * 2011-12-22 2016-02-23 Whirlpool Corporation Method of estimating bending moment of a laundry treating appliance drum shaft using a proximity sensor
US9145634B2 (en) * 2013-06-04 2015-09-29 Whirlpool Corporation Method of operating a laundry treating appliance
WO2015050399A1 (fr) * 2013-10-04 2015-04-09 Samsung Electronics Co., Ltd. Dispositif d'équilibrage de lave-linge
KR102251062B1 (ko) 2013-10-04 2021-05-13 삼성전자주식회사 세탁기의 밸런서
KR20160034611A (ko) * 2014-09-22 2016-03-30 동부대우전자 주식회사 세탁 장치 및 이를 이용한 세탁 방법
KR101769383B1 (ko) 2015-03-03 2017-08-18 엘지전자 주식회사 의류처리장치 및 의류처리장치의 제어방법

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US3527904A (en) * 1969-05-21 1970-09-08 Gen Electric Unbalance control means for clothes treating apparatus
DE4319614C1 (de) * 1993-06-14 1994-08-18 Bauknecht Hausgeraete Trommelwaschmaschine
US5887456A (en) * 1995-08-30 1999-03-30 Sharp Kabushiki Kaisha Drum type drying/washing machine
IT1303116B1 (it) * 1998-10-09 2000-10-30 Elbi Int Spa Dispositivo sensore di posizione per il cestello di una macchina peril trattamento di biancheria.
DE60025586T2 (de) * 1999-03-10 2006-11-16 Kabushiki Kaisha Toshiba, Kawasaki Trommelwaschmaschine
DE19960310A1 (de) * 1999-12-14 2001-06-28 Bsh Bosch Siemens Hausgeraete Vorrichtung und Verfahren zur Messung der Beladung in einem Wäschebehandlungsgerät
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Also Published As

Publication number Publication date
KR20100116325A (ko) 2010-11-01
WO2010123197A1 (fr) 2010-10-28
EP2422008A4 (fr) 2013-10-30
US20120017646A1 (en) 2012-01-26

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