EP0381765B1 - Lave-linge et secheuse combines - Google Patents

Lave-linge et secheuse combines Download PDF

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Publication number
EP0381765B1
EP0381765B1 EP89907274A EP89907274A EP0381765B1 EP 0381765 B1 EP0381765 B1 EP 0381765B1 EP 89907274 A EP89907274 A EP 89907274A EP 89907274 A EP89907274 A EP 89907274A EP 0381765 B1 EP0381765 B1 EP 0381765B1
Authority
EP
European Patent Office
Prior art keywords
water tub
washing
drying
water
tilting
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.)
Expired - Lifetime
Application number
EP89907274A
Other languages
German (de)
English (en)
Other versions
EP0381765A4 (en
EP0381765A1 (fr
Inventor
Katsuhiko Kadoya
Yukinobu Omichi
Eiji Matsuda
Kenji Takenaka
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
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
Priority claimed from JP63152628A external-priority patent/JP2650722B2/ja
Priority claimed from JP63244913A external-priority patent/JP2658268B2/ja
Priority claimed from JP63296468A external-priority patent/JPH02142596A/ja
Priority claimed from JP1062450A external-priority patent/JP2666459B2/ja
Priority claimed from JP1062448A external-priority patent/JPH02241488A/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority claimed from PCT/JP1989/000598 external-priority patent/WO1989012711A1/fr
Publication of EP0381765A1 publication Critical patent/EP0381765A1/fr
Publication of EP0381765A4 publication Critical patent/EP0381765A4/xx
Publication of EP0381765B1 publication Critical patent/EP0381765B1/fr
Application granted granted Critical
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • D06F58/00—Domestic laundry dryers
    • D06F58/02—Domestic laundry dryers having dryer drums rotating 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
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/20—Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casing; Preventing or damping vibrations
    • 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
    • D06F2103/18—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
    • 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
    • D06F2105/62—Stopping or disabling machine operation
    • 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
    • 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

Definitions

  • This invention relates to a washing-drying machine which can continuously carry out the steps of washing, rinsing, spinning to drying.
  • a washing-drying machine the one designed as shown in Fig. 14 and Fig. 15 has been devised. That is, a water tub 2 is tiltably supported by a horizontal shaft 3 in a washing-drying machine main body 1, wherein a rotary drum 4 is rotatably supported with a rotary shaft 5 within the water tub 2.
  • a drive switching device 6 for switching to a pulsator or to the rotary drum 4 and an electric motor 7a for driving the rotary shaft 5 are arranged at the lower part of the water tub 2.
  • the rotary shaft 5 and the electric motor 7a are connected by a belt.
  • a displacement electric motor 7b is secured to a main body 1, whereby a pinion gear 9 meshing with a worm gear 8 which is driven by the displacement electric motor 7b is secured to the horizontal shaft 3.
  • the pinion gear 9 is driven, whereby the horizontal shaft 3 rotates to tilt the water tub 2 around the horizontal shaft 3.
  • a fan 10 to be used during the drying step is connected to a duct 12 through a heater 11, and the duct 12 communicates with the interior of the water tub 2.
  • the numeral 13 designates a water outlet.
  • the laundry is put in the water tub 2 and the machine is turned on.
  • the washing-rinsing-spinning step is carried out in the vertical state of the water tub 2 as shown by solid lines in Fig.14 and Fig.15, and, after finishing the final spinning step, the displacement electric motor 7b, and hence the worm gear 8, drives the pinion gear 9, which tilts the water tub 2 into a horizontal posture, whereby the step proceeds to the drying one.
  • This state is shown by the two-dot chain lines in Fig.14.
  • the rotary drum 4 is rotated, and the fan 10 and the heater 11 are powered to carry out the drying step.
  • the washing-drying machine of the above-mentioned design since the horizontal shaft 3 for tilting the water tub 2 is arranged at the outside of the water tub 2 and in the front and rear direction of the main body 1, the bottom area of the main body 1 is increased; and hence in order to make the same size as a washing-drying machine of conventional ones, the size of the water tub 2 has to be decreased and thus the washable-dryable laundry amount thereof is decreased.
  • the horizontal shaft 3 for supporting and tilting the water tub 2 is arranged at the side walls of the main body 1 and the water outlet 13 is arranged at the side wall, the orbit of the water outlet 13 during tilting of the water tub 2 becomes large, and the water tub 2 cannot have sufficient capacity in the limited space of the main body 1, thereby problematically diminishing the washing-drying laundry amount.
  • an arrangement of a horizontal shaft 3 at the cornering parts of the main body 1 has been invented, there is a problem that the orbits of the upper part and the bottom part of the cylindrical water tub 2 of the said machine during the tilting of the water tub 2 interfere the side walls of the main body 1, and the capacity of the water tub 2 cannot be secured sufficiently.
  • the dryable laundry amount is about a half of the washable-rinsable-spinable laundry amount; and the laundry amount exceeding that limit protracts the drying time, and badly forms uneven dryness and any wrinkles. Therefore, the user must judge whether he or she carries out only the washing-rinsing-spinning step or can continue until the drying step, in compliance with the laundry amount before starting the washing, and this is very inconvenient.
  • a first object of the present invention is to obtain a tilting device for efficiently utilizing a main body capacity.
  • a second object is to obtain a water outlet and an overflow outlet for efficiently utilizing the main body capacity.
  • a third object is to obtain a construction of the water tub for efficiently utilizing the main body capacity.
  • a fourth object is to obtain a very reliable and simple construction of the drying device.
  • a fifth object is to obtain a high reliability free of water leakage under any running condition.
  • a sixth object is to detect the laundry amount before starting the drying step, and to properly judge whether operation until the drying step is possible, in order to convenience the user.
  • the present invention provides a pair of tilting shafts for enabling tilting of a water tub at diagonal corners of a main body, whereby the tilting shafts are positioned at corner parts of a main body, thereby maximizing the water tub and efficiently utilizing the capacity in the main body, even in the case of the tilting of the water tub.
  • the machine according to the invention develops the machine of the JP-A-62 022 688 further by providing that the water tube is formed into a substantially cylindrical shape having the upper and bottom parts thereof formed substantially truncated-cone.
  • the present invention provides a pair of tilting shafts at diagonal corners of a main body, arranges a water outlet so as to position it in the vicinity of corners of a main body when a water tub is tilted almost horizontally, and arranges an overflow outlet so as to position it in the vicinity of the corners of the main body when the water tub is uprighted almost vertically, whereby the orbits of the water outlet and the overflow outlet pass through the corner parts of the main body during the tilting of the water tub, thereby efficiently utilizing the main body capacity and enlarging the water tub.
  • the present invention provides a pair of tilting shafts at diagonal corners of a main body, and gives the water tub an almost cylindrical shape having the upper and bottom parts thereof formed almost truncated-cones, whereby the orbit of the water tub during the tilting can be small, thereby enlarging the water tub.
  • the present invention arranges a blowing-in port for introducing air for drying laundry into a water tub and an exhaust outlet of the water tub at the upper opening part thereof, whereby the water does not encroach the path of the drying air, thereby realizing reliable washing-drying machine free of electricity leakage and water leakage of a simple construction.
  • the present invention has a controlling device which carries out washing-rinsing-spinning step in almost vertical state of a water tub and carries out the drying step in almost horizontal state of the water tub thereby spinning the laundry before starting of the driving of the tilting device, whereby the water does not leak and can offer a high reliability even when the water remains in the water tub before the tilting.
  • the present invention has a laundry amount detecting means for detecting the laundry amount before the driving step and a controlling device which when detecting exceeding of laundry amount above a predetermined limit stops proceeding to the drying, whereby the user needs not judge whether he can carry out only the washing-rinsing-spinning step or can continue until the drying step in compliance with the laundry amount before starting the washing, thereby improving the conveniences greatly.
  • Fig.1 is a longitudinally sectional view showing a washing-drying machine embodying the present invention in a vertical state
  • Fig.2 is a longitudinally sectional view showing the same in a horizontal state
  • Fig.3 is a perspective view partly broken away and showing the same
  • Fig.4 is an opened-up view showing a bottom-part of the same
  • Fig.5 is an enlarged sectional view showing a water tub part of the same
  • Fig.6 is a sectional view showing a speed-reducing device of the same
  • Fig.7 is an enlarged cross sectional view showing a vicinity of a tilting speed reduction gear of the same
  • Fig.8 is a schematic view showing a limit switch part
  • Fig.9 is a diagrammatic view showing a flow of a drying air
  • Fig.10 is a horizontal sectional view showing the washing-drying machine during the washing-rinsing-spinning step
  • Fig.11 is a horizontal sectional view showing the washing-drying
  • numeral 14 designates a prism-like main body and numeral 15 a main body having a laundry receiving opening 16 at its central upper part.
  • Numeral 17 designates an openable outer lid for covering the laundry receiving opening 16, and
  • numeral 18A a water tub whose lower part is formed reversely truncated-cone so as to enlarge the water tub capacity without interfering the main body A 14 during the tilting.
  • numeral 18B designates a water tub whose upper part is formed truncated-cone so as to enlarge the water tub capacity without interfering the main body 14 during the tilting.
  • the water tub 18A and the water tub 18B compose a water tub.
  • Numeral 19 designates a watertightening seal member which is arranged at the fitting part between the water tub 18A and the water tub 18B and detail whereof is shown in Fig.5.
  • Numeral 20 designates an openable lid arranged centrally of the upper part of the water tub 18B.
  • Numeral 21 designates an overflow outlet which is positioned in the vicinity of a corner of the main body 14 for making the water overflow during the irrigating-rinsing, etc.
  • Numeral 22 designates a water outlet for communicating with the overflow outlet 21 at the outside of the water tub 18A, which water outlet is arranged so as to be positioned in the vicinity of a corner of the main body 14 when the water tub is almost horizontal.
  • Numeral 23 designates a remaining water detector which is arranged at the bottom part of the water tub 18 and consists of a pair of electrodes.
  • the water tub 18A comprises therein a rotary drum 25 provided with water passing perforations and a balancer 24, and a pulsator 26.
  • the pulsator 26 is fitted on a washing shaft 28 of a mechanical part 27, and the rotary drum 25 is connected to a spinning shaft 29 of the mechanical part 27.
  • Numeral 30 designates an input shaft of the mechanical part 27.
  • the input shaft 30 comprises a mechanical pulley 31 and a mechanical pulley 32.
  • Numeral 33 designates a washing electric motor, and numeral 34 a washing pulley provided to the washing electric motor 33, and the mechanical pulley 31 is linked with the washing pulley 34 with a belt 35.
  • numeral 36 designates a drying electric motor
  • numeral 37 a speed reduction gear consisting of a worm gear and a worm wheel which is connected with the drying electric motor 36
  • numeral 38 designates a drying pulley fitted on the drying electric motor 36
  • the speed reduction gear 37 is connected to the drying pulley 38 with a connectable and releasable clutch 39.
  • Numeral 40 designates a belt for connecting the mechanical pulley 32 to the drying pulley 38.
  • Numeral 41 designates an electric motor mount which is attached to the bottom surface of the water tub 18A and to which are secured the mechanical part 27, the washing electric motor 33 and the drying electric motor 36.
  • Numeral 42 designates a pillar, numeral 43 a tilting shaft arranged at the pillar 42 so as to be positioned at the diagonal corner part of the main body 14.
  • the pillar 42 is secured to the electric motor mount 41, and a unit including the electric motor mount 41, the tilting shafts 43, and the pillar 42 is called a support.
  • Numeral 44 designates a reinforcer fitted around the outside periphery of the water tub 18A and secured to the pillar 42 at both ends thereof; and numeral 45 designates two suspensions for suspending the water tub, the support, etc. at the part of tilting shaft 43 from the main body 14.
  • Numeral 46 designates a base which is secured to the bottom surface of the main body 14 and to which are secured a blower 47, a heat exchanger 48 for condensation, and a tilting electric motor 49 for tilting the water tub.
  • Fig.7 shows a tilting device, wherein numeral 50 designates a tilting clutch for connecting or releasing the output shaft 51 of the tilting electric motor to or from an input shaft 53 of a tilting speed reducing device 52.
  • the tilting speed reducing 52 is so designed that its input shaft 53 comprises a worm gear 54 which meshes a worm wheel 57 arranged on an output shaft 56 of the tilting speed reducing device so as to reduce the speed.
  • the guide pulley 60 and the guide Pulley 61 are moved by a certain distance by the tension of the wire 58, and respectively have a springs 62 and a spring 63 for returning those pulleys to the initial positions when the tension of the wire 58 disappears.
  • Numeral 64 designates a limit switch for detecting the vertical state of the water tub which is actuated by the guide pulley 61
  • numeral 65 designates a limit switch for detecting the horizontal state of the water tub.
  • Numeral 66 designates a fan duct which forms an airflow channel from the blower 47 to the heat exchanger 48
  • numeral 67 designates a heater which is arranged at the upper part of the water tub 18B and opens a blowing-in port 68 for introducing the drying air into the water tub 18B, and communicates with a discharging duct 69, a discharging duct 70, and a sliding part 71.
  • the heater 67 communicates with the discharging duct 70 through an expandable and collapsible bellows 72.
  • Numeral 73 designates an exhaust outlet for the drying air which is opened at the bottom surface of an inner lid 20 which is provided with a filter 74.
  • Numeral 75 designates an intake duct communicating with an intake duct 77 through a sliding part 76; and an intake duct 77 communicates with a fan intake duct 79 through an expandable and collapsible bellows 78.
  • Fig.1 shows the state of the water tub during the washing-rinsing-spinning step.
  • the washing shaft 28 of the rotary drum is uprighted vertical to the installation surface of the main body A 14 when the pulsator 26, which is connected to the washing shaft 28 with the mechanical part 27, is rotated by the washing electric motor 33 in predetermined forward/backward cycles.
  • the laundry detecting means 81 judges the laundry amount.
  • the dryable laundry amount is about a half of the washable one of the same vessel capacity; namely, if the latter is 4 kg, the former is 2 kg. Therefore, if the laundry amount is judged in excess of the predetermined limit, i.e., 2 kg, the controlling device 80 carries out only the washing-rinsing-spinning step, and then gives notice of "the washing finished” to inform the user thereof (the first through the 5th steps of Fig.13. If the user wishes to proceed and finish the drying, he or she takes away a part of the laundry and carries out the drying.
  • the drying step succeeding the washing-rinsing-spinning step is carried out when notice of "the drying finished" is given (the 4th step, and the 6th through 9th steps of Fig,13.
  • the water tub is filled with water for washing, the water tub 18A has been fittingly secured to the water tub 18B with the sealing member 19, which prevents the water from leaking out, affording a very high reliability.
  • the rotary drum 25 is connected to the spinning shaft 29 with the mechanical part 27 and rotated at a high speed of about 800 rpm so as to dewater the laundry.
  • the vibration of the rotary drum 25 is transferred to the suspensions 45 through the water tub 18A and the tilting shafts 43, to be damped there.
  • the speed reduction gear 37 is disconnected from the drying pulley 38 with the clutch 39.
  • the rotation of the washing electric motor 33 is not transferred to the speed reduction gear 37 and the drying electric motor 36, whereby the drives of the pulsator 26 and the rotary drum 25 are not hindered.
  • the controlling device 80 carries out the spinning before the tilting of the water tub when the drying step is directly started. By doing this, the laundry has been dewatered when the water tub is tilted, and no water remains in the water tub, and a very high reliability free of water leakage during the tilting is afforded.
  • the water tub is tilted.
  • the tilting clutch is connected, the tilting electric motor is driven, and the winding up pulley 55 secured to the output shaft 56 of the tilting speed reduction gear winds up the wire 58, whereby the water tub is gradually tilted around the tilting shafts 43.
  • the limit switch 65 is actuated so as to stop the tilting electric motor 49.
  • the guide pulley 61 is moved by the tension of the wire 58, to release the limit switch 64.
  • the tilting shafts 43 are arranged at the corner parts of the main body 14, the size of the water tub can be maximized in spite of its tilting, and the capacity of the main body can be effectively utilized.
  • the bottom part and the upper part of the water tub 18A and the water tub 18B are formed in truncated-cones, they can get rid of interference with the side walls of the main body 14, and the capacity of the main body 14 can effectively be utilized, thereby to maximize the water tub capacity.
  • the water outlet 22 is arranged so as to be positioned at the corner part of the main body 14 in case the water tub is horizontal and the overflow outlet 21 is arranged at the corner part of the main body 14, the orbits of the water outlet 22 and the overflow outlet 21 during the tilting pass through the cornering parts of the main body 14, and the capacity of the main body 14 can be effectively utilized thereby to enlarge the water tub.
  • the tilting clutch 50 is released, and the blower 36 alone is driven by the tilting electric motor 49.
  • the drying electric motor is driven, and the speed reduction gear 37 is connected to the drying pulley 38 with the clutch 39.
  • the rotation speed of the drying electric motor 36 is decelerated to about 60 rpm by the speed reduction gear 37, and also the torque is increased, Hence, even a small electric motor can afford a great torque, and no complicated controlling device is needed to obtain a low speed.
  • the rotary drum 25 begins to be rotated at a predetermined speed of about 60 rpm with the belt B 40 by the drying electric motor 36, so as to roll the laundry in the rotary drum 25.
  • the drying air heated by the heater 67 is blown into the water tub through the blowing-in port 68, to dry the laundry.
  • Air which has become much humid after drying the laundry goes through the exhaust outlet 73 and via a lint filter 74 to the heat exchanger 48, and is dehumidified, and thereafter returns to the blower. In this way, the air dries the laundry circuiting the course for the drying air.
  • the cooling water for water-cooling the heat exchanger is timely supplied from the city water.
  • the heater 67, the blowing-in port 68 for introducing the air in the water tub, and the exhaust outlet 73 are arranged at the upper part of the water tub, no water splashes the heater 67, nor does water encroach the course for the drying air, thereby offering a reliability of high safety free of electricity leakage and water leakage; and further since the air for drying is blown in the rotary drum 25 instantaneously after being heated, it very efficiently dries the laundry.
  • the rotary drum 25 is stopped, the tilting clutch 50 is connected and the tilting electric motor 49 reversely rotates, to unwind the wire 58 which has been wound up around the winding up pulley 65.
  • the present invention arranges the tilting shafts at the cornering parts of the washing machine main body, whereby it can wash a certain amount of laundry without enlarging the size of the main body of the washing machine.
  • the present invention is that a pair of tilting shafts are arranged at the diagonal corners of the main body and a water outlet is arranged in the vicinity of the corner part of the main body; and when the water tub almost horizontalized, and arranges an overflow outlet in the vicinity of the cornering part of the main body, whereby the orbits of the water outlet and the overflow outlet during the tilting pass through the cornering parts of the main body, and the capacity of the main body can be utilized efficiently and the water tub can be made large.
  • the present invention arranges the pair of tilting shafts at the diagonal corners of the main body, and gave the water tub almost a cylindrical shape having the upper part and bottom part thereof formed almost truncated-cone, and thereby the orbit of the water tub during the tilting is made small, and the water tub can be made large.
  • the present invention provides a blowing-in port and an exhaust port at the upper part of the water tub, no water splashes the heater nor does water encroach the circular air course, thereby offering a reliability of high safety free of electricity leakage and water leakage.
  • the present invention has a controlling device which carries out the washing-rinsing spinning step in the almost vertical state of the water tub and carries out the drying step in the almost horizontal state of the water tub and carries out the spinning step before the driving of the tilting device, whereby even when the water remains in the water tub before the tilting the water is removed by the spinning, and no water leaks during the tilting, thereby a high reliability can be offered.
  • the present invention has a laundry amount detecting means for detecting the laundry amount before the drying step and the controlling device, and stops the step to the drying by the controlling device when exceeding of the laundry amount above the predetermined limit is detected, whereby the user needs not judge before starting the washing whether he or she must carry out only the washing-rinsing-spinning step or she can continue until the drying step depending on the laundry amount, and this gives conveniences.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)
  • Drying Of Solid Materials (AREA)

Abstract

Lave-linge et sécheuse combinés présentant une cuve d'eau (18A, 18B) supportée sur une paire d'arbres rotatifs (43) de sorte que la cuve d'eau (18A, 18B) puisse tourner dans le châssis de la machine (14, 15) de manière à effectuer le lavage, le rinçage et l'essorage en restant essentiellement verticale et qu'elle effectue le séchage en assumant une position essentiellement horizontale. Les arbres rotatifs sont montés dans des coins diagonalement opposés du châssis de la machine (14, 15). Cet agencement permet d'accroître autant que possible les dimensions de la cuve d'eau (18A, 18B), en dépit de sa structure rotative, afin de permettre une exploitation optimale de l'espace dans le châssis de la machine (14, 15).

Claims (5)

  1. Machine à laver-sécher comprenant :
       un corps principal en forme de prisme (14) ;
       une cuve d'eau (18A, 18B) ;
       un tambour rotatif (25) disposé dans la cuve d'eau (18A, 18B) ;
       une paire d'arbres de basculement (43) pour permettre à la cuve d'eau d'être basculée en un état presque vertical et en un état presque horizontal ;
       un dispositif de basculement (41) pour basculer la cuve d'eau autour des arbres de basculement (43), et
       un trajet pour l'air de séchage qui est constitué du tambour rotatif (25), d'un dispositif de chauffage (67) et d'un souffleur (47) ;
       caractérisée par le fait
       que la cuve d'eau (18A, 18B) est formée en un cylindre ayant ses parties supérieure et inférieure formées pratiquement en cône tronqué, et
       en ce que la paire des arbres de basculement (43) est disposée aux parties en coin en diagonale du corps principal (14).
  2. Machine à laver-sécher selon la revendication 1, dans laquelle :
       un orifice de sortie de trop-plein s'ouvrant vers le haut (21) communique avec un orifice de sortie d'eau (22) disposé à l'extérieur de la cuve d'eau (18A, 18B) et à la partie inférieure de la cuve d'eau (18A, 18B) ;
       l'orifice de sortie d'eau (22) est prévu pour être positionné au voisinage de la partie en coin du corps principal (14) lorsque la cuve d'eau (18A, 18B) est pratiquement à l'état horizontal, et
       l'orifice de sortie de trop-plein (21) est prévu pour être positionné au voisinage de la partie en coin du coin du corps principal (14) lorsque la cuve d'eau (18A, 18B) est pratiquement à l'état vertical.
  3. Machine à laver-sécher selon la revendication 1, comprenant :
       un orifice d'entrée d'air soufflant (48) pouvant introduire l'air de séchage du linge dans la cuve d'eau (18A, 18B) et un orifice de sortie d'évacuation (73) à partir de la cuve d'eau (18A, 18B) à une partie d'ouverture supérieure de la cuve d'eau.
  4. Machine à laver-sécher selon la revendication 1, comprenant :
       un dispositif de commande (80) pour effectuer l'étape de lavage-rinçage-essorage dans l'état presque vertical de la cuve d'eau et l'étape de séchage dans l'état presque horizontal de la cuve d'eau ;
       dans laquelle :
       le dispositif de commande (80) est commandé de manière à effectuer les actions d'essorage avant l'entraînement du dispositif de basculement (41).
  5. Machine à laver-sécher selon la revendication 1, comprenant :
       un dispositif de commande (80) pour effectuer l'étape de lavage-rinçage-essorage dans l'état presque vertical de la cuve d'eau et l'étape de séchage dans l'état presque horizontal de la cuve d'eau, et
       un moyen de détection de quantité de linge (81) pour détecter la quantité de linge avant l'étape de séchage ;
       dans laquelle :
       le dispositif de commande (80) arrête le transfert à l'étape de séchage lorsque la quantité de linge qui dépasse une limite prédéterminée est détectée.
EP89907274A 1988-06-20 1989-06-15 Lave-linge et secheuse combines Expired - Lifetime EP0381765B1 (fr)

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
JP63152628A JP2650722B2 (ja) 1988-06-20 1988-06-20 洗濯乾燥機
JP152628/88 1988-06-20
JP63244913A JP2658268B2 (ja) 1988-09-29 1988-09-29 洗濯乾燥機
JP244913/88 1988-09-29
JP63296468A JPH02142596A (ja) 1988-11-24 1988-11-24 洗濯乾燥機
JP296468/88 1988-11-24
JP1062448A JPH02241488A (ja) 1989-03-15 1989-03-15 洗濯乾燥機
JP1062450A JP2666459B2 (ja) 1989-03-15 1989-03-15 洗濯乾燥機
JP162450/89 1989-03-15
JP162448/89 1989-03-15
PCT/JP1989/000598 WO1989012711A1 (fr) 1988-06-20 1989-06-15 Lave-linge et secheuse combines

Publications (3)

Publication Number Publication Date
EP0381765A1 EP0381765A1 (fr) 1990-08-16
EP0381765A4 EP0381765A4 (en) 1990-10-10
EP0381765B1 true EP0381765B1 (fr) 1994-03-09

Family

ID=27550887

Family Applications (1)

Application Number Title Priority Date Filing Date
EP89907274A Expired - Lifetime EP0381765B1 (fr) 1988-06-20 1989-06-15 Lave-linge et secheuse combines

Country Status (1)

Country Link
EP (1) EP0381765B1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04272792A (ja) * 1991-02-28 1992-09-29 Hitachi Ltd 洗濯乾燥機
CZ179692A3 (en) * 1992-06-12 1993-12-15 Tefo Svenska Textilforskningsi Method of determining relaxation and contracting properties of textiles and textile articles, and apparatus for making the same
KR950005179Y1 (ko) * 1992-12-21 1995-06-26 구자홍 세탁기의 탈수제어 장치
JPH09313766A (ja) * 1996-01-31 1997-12-09 Sharp Corp ドラム式乾燥洗濯機、ドラム式乾燥機およびドラム式乾燥洗濯機の動作方法
KR101672079B1 (ko) * 2013-12-20 2016-11-02 동부대우전자 주식회사 드럼 세탁기
CN114754478B (zh) * 2022-04-29 2022-12-20 南通东帝纺织品有限公司 一种纺织厂温湿度自动控制系统

Also Published As

Publication number Publication date
EP0381765A4 (en) 1990-10-10
EP0381765A1 (fr) 1990-08-16

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