KR930013336A - How to determine dry weight, water level and soaking liquid in drum type washing machine - Google Patents

How to determine dry weight, water level and soaking liquid in drum type washing machine Download PDF

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Publication number
KR930013336A
KR930013336A KR1019920023537A KR920023537A KR930013336A KR 930013336 A KR930013336 A KR 930013336A KR 1019920023537 A KR1019920023537 A KR 1019920023537A KR 920023537 A KR920023537 A KR 920023537A KR 930013336 A KR930013336 A KR 930013336A
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South Korea
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transmitter
washing machine
laundry
water
liquid container
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KR1019920023537A
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Korean (ko)
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쉬필민 요하네스
크로프 로타
루나우 클라우스
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요제프 케슬·프란쯔 로데
보쉬-지멘스 하우스게레트 게엠베하
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Publication of KR930013336A publication Critical patent/KR930013336A/en

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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
    • 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 
    • D06F33/32—Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry
    • 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
    • D06F23/00—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 
    • D06F23/02—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 rotating or oscillating about a horizontal axis
    • 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
    • D06F34/18—Condition of the laundry, e.g. nature or weight
    • 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
    • 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 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/087—Water level measuring or regulating devices
    • 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
    • D06F2103/02—Characteristics of laundry or load
    • D06F2103/04—Quantity, e.g. weight or variation of weight
    • 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
    • D06F2103/02—Characteristics of laundry or load
    • D06F2103/06—Type or material
    • 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
    • D06F2103/02—Characteristics of laundry or load
    • D06F2103/08—Humidity
    • 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
    • D06F2103/18—Washing liquid level
    • 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
    • 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
    • D06F2105/58—Indications or alarms to the control system or to the user

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

Abstract

드럼세탁기내의 세탁물 건량, 수위 및 결합된 침액을 정하는 방법.Method for determining dry weight, level of water and combined soaking liquid in drum washing machine.

세탁물 건량은 최소한의 비용으로, 팽창측정스트립이나 피에조 수용부재 등과 같은 특별한 구성부품없이 정할 수 있어야 한다.The dry weight of the laundry should be able to be determined at a minimum cost without special components such as dilatometric strips or piezo receiving members.

그외에도, 예를들면, 알칼리액용기내의 수위와 결합된 침액의 양을 정하는 등, 예상되는 측정결과의 정밀성과 다중성이 확대 되어야 한다.In addition, the precision and multiplicity of the expected measurement results should be expanded, for example, by determining the amount of immersion liquid combined with the level in the alkaline liquid container.

이를 위하여 수위의 고도를 예를 들면 케이스 저부와 연관시켜 정하고, 이에 의하여 알칼리액용기내의 또는 케이스 저부 위의 수위가 변동될 때마다 모든 고도측정치로부터 세탁기속에 집어넣은 세탁물의 건량, 유입되는 물의 양, 결합된 침액의 양, 세탁물의 종류, 잔류수분 및 원심분리시에 생기는 무중량 등을 판단할 수 있어야 한다.To this end, the altitude of the water level is determined, for example, in relation to the case bottom, whereby the dryness of the laundry put into the washing machine from all altitude measurements, the amount of water flowing in, and the combination of the water level in the alkaline liquid container or on the case bottom. It should be possible to determine the amount of soaked liquor, the type of laundry, the residual moisture and the weight of the centrifuge.

Description

드럼형 세탁기내의 세탁물 건량, 수위 및 침액 등을 정하는 방법.A method of determining the dry weight, level of water, and soaking liquid in a drum type washing machine.

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 알칼리액용기 및 세탁기 케이스와 관련하여 측정장치와 신호발신기의 배치를 간략히 도시한 도면.1 is a simplified view showing the arrangement of a measuring device and a signal transmitter in relation to an alkaline liquid container and a washing machine case.

제2도는 측정장치의 일실시예를 간략히 도시한 도면.2 is a simplified view of an embodiment of a measuring device.

제3도는 측정장치의 또다른 실시예를 개략적으로 도시한 도면.3 shows schematically another embodiment of a measuring device.

제4도 및 제5는 알칼리용기에 세탁물 또는 세탁물과 물이 채워져 있을때, 측정장치의 2가지 신호상태를 도시한 도면.4 and 5 show two signal states of the measuring device when the alkaline container is filled with laundry or laundry and water.

제6도는 본 발명에 의한 방법을 설명하고 실시예의 특성곡선 영역을 도시한 도면.Figure 6 illustrates the method according to the invention and shows the characteristic curve area of the embodiment.

Claims (20)

탄력적으로 현수되어 있는 알칼리액용기와 이에 연결되어 있는, 알칼리액용기내의 수위를 파악하는 측정정치가 제공되어 있는 드럼세탁기내의 세탁물의 건량, 수위 및 결합되어 있는 침액 등을 정하는 방법으로서, 수위의 고도(H)가 세탁기의 위치고정된 구성부품(5,12)과 관련하여 측정치로서 정하여지고, 이러한 고도 측정치가 알칼리용기(1)에 세탁물(28) 또는 물(29)이 채워질 때마다 컴퓨터장치에 공급되고, 컴퓨터가 프로그램 제어장치에 의하여 프로그램이 진행됨에 따라 몇개의 측정치를 기억시키고, 기억되어 있거나, 경우에 따라서는 실제의 측정치를 연관시키며, 연산결과를 기억시키거나, 표시하고, 또다른 연산과정을 유도하는 것을 특징으로 하는 방법.A method of determining the dryness of a laundry in a drum washing machine, the water level, and the combined soaking liquid, which is provided with a measuring statistic for determining an elastic container suspended in elasticity and the level in the alkaline liquid container connected thereto. (H) is determined as a measurement in relation to the fixed components (5, 12) of the washing machine, and this altitude measurement is applied to the computer device whenever the alkali container (1) is filled with the laundry (28) or water (29). Supplied, and the computer stores several measurements as the program proceeds by the program controller, and stores or associates the actual measurements in some cases, and stores or displays the results of the calculations Method for inducing a process. 제1항에 있어서, 세탁기에 세탁물(28)을 집어넣고, 프로그램을 진행시킨 후, 세탁물드럼(2)을 적어도 한바퀴 이상 회전시킨 다음에, 고도측정치(I)를 기억시키는 것을 특징으로 하는 방법.Method according to claim 1, characterized in that the laundry (28) is placed in the washing machine, the program is carried out, the laundry drum (2) is rotated at least one turn, and then the altitude measurement (I) is stored. 제3항에 있어서, 알칼리액용기(1)에 세탁물이 들어있지 아니한 대와 들어있는 대의 고도측정치(O,I) 사이의 차를 스프링특성과 연관시키고, 연산결과를 세탁물(28)의 건량으로서 표시하는 것을 특징으로 하는 방법.4. The method according to claim 3, wherein the difference between the altitudes O and I of the non-laundry with the laundry in the alkaline liquid container 1 is related to the spring characteristics, and the calculation result is calculated as the dry amount of the laundry 28. Displaying. 제1항에 있어서, 알칼리액용기(1) 내에 물을 유입할 때, 수위의 고도가 스프링(4)을 더 안장시키는 물의 양(29)으로 인하여 알칼리액용기가 침하되는 것과 이와 반대로 수위가 알칼리액용기의 저부와 연관되어 상승하는 것 사이의 차에 의하여 정하여지고, 공급되는 물의 양의 척도가 되는 것을 특징으로 하는 방법.2. The water level according to claim 1, wherein, when water is introduced into the alkaline liquid container 1, the altitude of the water level is alkaline due to the amount of the water 29 which further saddles the spring 4, so that the alkaline liquid container is submerged. Characterized in that it is determined by the difference between ascending and associated with the bottom of the vessel and is a measure of the amount of water supplied. 제4항에 있어서, 물의 양(29)을 파악한 후, 세탁기드럼(2)을 예정된 시간동안 회전시키고, 세탁물(28)을 물에 적시고, 세탁물드럼이 정지된 직후에 고도측정을 다시 실시하고, 측정치(H)을 정하여 이를 연산과정에 공급하고, 연산과정을 통하여 세탁물속에, 물이 수용되면서 내려가고 수위에 따라 수용된 물의 양을 산출하는 것을 특징으로 하는 방법.The amount of water 29 is determined, the washing machine drum 2 is rotated for a predetermined time, the laundry 28 is soaked in water, and the altitude measurement is performed immediately after the laundry drum is stopped. A method for determining the measured value (H) and supplying it to the calculation process, and calculating the amount of water received according to the water level in the laundry through the calculation process. 제3항 및 제5항에 있어서, 산출된 세탁물(28)의 건량과 수용된 물의 양이 서로 연과되는 수치로서, 1회분세탁물(28)의 고유흡수 능력에 대한 척도율 표시하는 것을 특징으로 하는 방법.The method according to claim 3 or 5, wherein the calculated dry amount of the laundry (28) and the amount of water contained are associated with each other, and the scale ratio for the intrinsic absorption capacity of the single laundry (28) is displayed. Way. 제6항에 있어서, 1회 분세탁물(28)의 고유흡수능력이 세탁물의 종류를 정하는데 있어서 결정요소로서 이용되는 것을 특징으로 하는 방법.7. A method according to claim 6, characterized in that the intrinsic absorption capacity of the single wash (28) is used as a determinant in determining the type of laundry. 제4항에 있어서, 드럼이 움직이는 동안에, 물의 공급이 차단되었을 때, 고도측정장치(H)를 관찰하는 측정가 예정된 기준치를 초과하여 증가된 때에는 이 증분을 거품으로서 분류하는 것을 특징으로 하는 방법.5. Method according to claim 4, characterized in that while the drum is in motion, when the supply of water is cut off, this increment is classified as foam when the measurement of the altitude measuring device (H) is increased beyond a predetermined reference value. 제1항에 있어서, 원심분리 프로그램분절에서, 급수가 차단되는 수위측정치 또는 수위계산치가 동일하게 0일때, 고도측정치(H)와 구동모터 또는 드럼의 회전수를 관찰하고, 측정치가 적어도 예정된 기준치 이상의 진폭을 가진 드럼회전수와 유사한 또는 동일한 리듬으로 변동될 때, 병렬되는 무중량상태를 프로그램을 적당히 변경시키기 위한 기중으로 분류하는 것을 특징으로 하는 방법.The method according to claim 1, wherein in the centrifugal program segment, when the level measurement level or level calculation value at which water supply is cut off is equal to zero, the altitude measurement value H and the rotational speed of the driving motor or drum are observed, and the measurement value is at least a predetermined reference value. A method characterized by classifying parallel weightlessness as a weight for appropriately altering the program when fluctuating in a rhythm similar to or identical to the drum speed with amplitude. 제1항 및 제2항에 있어서, 적어도 2개의 원심분리분절 사이에 적어도 1회의 드럼정치단계가 제공되어 있는 원심분리 프로그램 분절내에서, 세탁기에 1회분세탁물(28=4kg)을 집어넣고, 적어도 1회 이상 드럼을 회전시킨후 구하여 기억시킨 고도측정치(H=-3.2㎜)를 원심분리분절 사이에 드럼이 정지하여 있는 동안에, 또는 선행원심분리분절이 끝난 직후에 구한 고도측정치(-5.6㎜H-3.2㎜)를 비고하고, 산출된 차를 원심분리된 1회분 세탁물내의 잔류수분에 대한 척도로 하는 것을 특징으로 하는 방법.The washing machine according to claim 1 or 2, wherein a single wash (28 = 4 kg) is placed in a washing machine in a centrifuge program segment provided at least one drum policing step between at least two centrifuge segments. The altitude measurement value (H = -3.2 mm) obtained after rotating the drum one or more times is obtained while the drum is stopped between centrifugal segments or immediately after the end of the preceding centrifugal segment (-5.6 mm H). -3.2 mm) and the calculated difference is a measure of the residual moisture in the centrifuged batch of laundry. 제10항에 있어서, 잔류수분의 산출된 값이 원심분리 프로그램 분절을 또다른 원심분리분절과 접속하여 실시하거나, 접속되는 원심분리분절의 어느 회전수로 실시한 것인가, 아니면 예비된 원심분리분절과 분리하여 연장 또는 단축시켜야 하거나 또는 그렇게 할 수 있는가의 여부를 결정하는 기준이 되는 것을 특징으로 하는 방법.11. The method according to claim 10, wherein the calculated value of the residual water is carried out by connecting the centrifugal program segment with another centrifugal segment, or at any rotational speed of the connected centrifugal segment, or separating from the reserved centrifugal segment. To extend or shorten or be able to do so. 제1항 내지 제11항중 한항에 의한 방법을 실시하기 위한 세탁기로서, 케이스 프레임내에 탄력적으로 현수되어 있는 알칼리액용기와 이 알칼리액용기의 바닥에 대한 그안의 수위를 파악하기 위하여 설치된 수위의 측정장치가 제공되어 있는 세탁기에 있어서, 측정장치(9)가 케이스 프레임(12)에 대한 알칼리액용기(1)내의 수위를 파악하기 위하여서도 장착되어 있는 것을 특징으로 하는 세탁기.A washing machine for carrying out the method according to any one of claims 1 to 11, comprising an alkaline liquid container suspended elastically in a case frame and a water level measuring device installed to grasp the level in the bottom of the alkaline liquid container. The washing machine provided with the washing machine characterized in that the measuring device (9) is also mounted to grasp the water level in the alkaline liquid container (1) with respect to the case frame (12). 제12항에 있어서, 알칼리액용기(1)와 결합되어 있는 중공원통형 또는 중공프리즘형의 발신기 케이스(7)가 측정장치(9)로서 제공되어 있고, 발신기 케이스에는 저부에 알칼리액용기(1)의 저부 가까이에 있는 영역으로 통하여 접속관(6)이 제공되어 있고, 발신기 막대(10)에 의하여 발신기 케이스(7)내로 안내되는 플로트(8)가 포함되어 있고, 발신기 막대(10)가 세탁기의 위에 고정된 구성부품(12)에 고정되 위치센서(11)와 협동하다. 이 위치 센서가 발신기 막대의 첨두(18)중 일정지점의 고도(H)에 따라 서로 구별할 수 있는 신호를 발신하는 것을 특징으로 하는 세탁기.13. A transmitter according to claim 12, wherein a hollow cylinder or hollow prism type transmitter case (7) coupled with the alkaline liquid container (1) is provided as a measuring device (9), and the alkaline liquid container (1) at the bottom of the transmitter case. A connection tube 6 is provided through an area near the bottom of the apparatus, a float 8 guided by the transmitter rod 10 into the transmitter case 7, and the transmitter rod 10 is provided with a washing machine. It cooperates with the position sensor 11 fixed to the component 12 fixed above. Washing machine, characterized in that the position sensor transmits a signal that can be distinguished from each other according to the altitude (H) of a certain point of the peak (18) of the transmitter bar. 제12항에 있어서, 알칼리액용기(1)와 고정결합되어 있는 발신기 케이스(24)가 측정장치로서 제공되어 있고, 이러한 발신기 케이스에는 저부에 알칼기엑용기의 저부 근방영역과 통하는 접속관(6)이 제공되어 있고, 발신기 케이스(24)의 저부공간을 다른 공간에 대하여 밀폐시키는 격막이 포함되어 있고, 이 격막이 저부공간내의 압력에 대하여 탄력적으로 (스프링23) 지지되어 있고, 발신기 케이스를 관통하는 발신기 막대(10)와 결합되어 있고, 이 발신기 막대기 세탁기의 위치고정된 구성부품(12)에 고정된 위치신호발신기(11)와 협동하고, 이러한 위치 신호발신기가 발신기 막대 첨두(18)중 일정지점의 고도(H)에 따라 서로 구별할 수 있는 신호를 발신하는 것을 특징으로 하는 세탁기.13. The transmitter case 24 according to claim 12, wherein a transmitter case 24 fixedly coupled to the alkaline liquid container 1 is provided as a measuring device, and the transmitter case has a connection pipe 6 communicating with the bottom portion near the bottom region of the alkaline gas container. And a diaphragm for sealing the bottom space of the transmitter case 24 against another space, the diaphragm being elastically supported (spring 23) against the pressure in the bottom space and penetrating the transmitter case. Co-operated with the position signal transmitter 11, which is coupled to the transmitter rod 10 and fixed to the fixed component 12 of the transmitter rod washer, this position signal transmitter is a fixed point of the transmitter rod peak 18. Washing machine, characterized in that for transmitting a signal that can be distinguished from each other according to the altitude (H). 제13항 및 제14항중 한항에 있어서, 발신기 막대(10)가 그 자유단부에서 강자성재료로 구성된 코어(18)에 의하여 폐쇄되어 있고, 이 코어가 위치고정적으로 배치된 코일(15)속에 움직일 수 있게 잠겨있고, 코일의 도선단부(19)에는 코어(18)가 코일(15)속에 잠기는 깊이에 따라 서로 구별할 수 있는 신호가 놓여있는 것을 특징으로 하는 세탁기.15. The transmitter rod (10) according to one of claims 13 and 14, wherein the transmitter rod (10) is closed at its free end by a core (18) made of ferromagnetic material, and the core can move in a positionally positioned coil (15). And a signal that can be distinguished from each other according to the depth in which the core (18) is immersed in the coil (15). 제13항 및 제14항중 한항에 있어서, 발신기 막대(10)가 그 자유단부에서 하나의 전극과 결합되어 있고, 이 전극이 위치 고정적으로 배치된 전극에 움직일 수 있게 대향하여 있고, 그 공동용량이 그 거리 또는 면적에 따라 서로 구별할 수 있는 신호를 발생시키는 것을 특징으로 하는 세탁기.15. The transmitter rod according to one of claims 13 and 14, wherein the transmitter rod (10) is coupled to one electrode at its free end, and the electrode is opposing so as to be movable to a positionally fixed electrode. Washing machine, characterized in that for generating a signal that can be distinguished from each other according to the distance or area. 제13항 및 제14항중 한항에 있어서, 발신기 막대(10)가 그 자유단부에 조정저항기의 슬립 링고 결합되어 있고, 슬립 링의 위치에 따라 달라지는 슬립 링의 저항값이 서로 다른 신호를 발생시키는 것을 특징으로 하는 세탁기.15. A transmitter according to one of claims 13 and 14, wherein the transmitter rod (10) is coupled to the free end of the slip ring of the regulating resistor, and the resistance value of the slip ring which depends on the position of the slip ring generates different signals. The washing machine characterized by. 제13항 및 제14항중 한항에 있어서, 발신기 막대(10)의 자유단부에 시각적으로 구별할 수 있는 영역이 제공되어 있고, 이러한 영역이 통과광선 또는 반사광선 장벽의 복사경로내에 놓여있고, 그 전도특성 또는 디지탈신호가 발신기 막대의 전도특성 또는 복사특성에 따라 서로 구별할 수 있는 신호를 발생시키는 것을 특징으로 하는 세탁기.15. A visually distinguishable area is provided at the free end of the transmitter rod 10, which area lies within the radiation path of the passing or reflecting light barrier, and the conduction thereof. Washing machine, characterized in that the characteristic or digital signal generates a signal that can be distinguished from each other according to the conduction characteristics or radiation characteristics of the transmitter bar. 제13항 및 제14항중 한항에 있어서, 발신기 막대(10)의 자유단부가 피에조-압력 또는 힘의 센서가 결합되어 있고, 이러한 센서가 발신기 막대로부터 센서에 작용하는 힘에 따라 서로 구별할 수 있는 신호를 발신하는 것을 특징으로 하는 세탁기.15. The free end of the transmitter rod 10 is coupled to a piezo-pressure or force sensor, the sensor being distinguishable from each other according to the force acting on the sensor from the transmitter rod. Washing machine characterized in that to send a signal. 제13항 및 제14항중 한항에 있어서, 발신기 막대(10)의 자유단부가 음향반사면과 결합되어 있고, 초음파 송·수신기에 대한 그 거리가 서로 구별할 수 있는 신호를 발생시키는 것을 특징으로 하는 세탁기.The free end of the transmitter rod (10) is coupled to an acoustic reflecting surface, and the distance to the ultrasonic transmitter / receiver generates signals that can be distinguished from each other. washer. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019920023537A 1991-12-13 1992-12-08 How to determine dry weight, water level and soaking liquid in drum type washing machine KR930013336A (en)

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DE4141213A DE4141213C2 (en) 1991-12-13 1991-12-13 Method for determining the dry weight of laundry, the water level and the bound liquor in a drum washing machine and washing machine for carrying out the method

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