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EP2631353B1 - Sèche-linge à tambour rotatif - Google Patents

Sèche-linge à tambour rotatif Download PDF

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Publication number
EP2631353B1
EP2631353B1 EP12157177.2A EP12157177A EP2631353B1 EP 2631353 B1 EP2631353 B1 EP 2631353B1 EP 12157177 A EP12157177 A EP 12157177A EP 2631353 B1 EP2631353 B1 EP 2631353B1
Authority
EP
European Patent Office
Prior art keywords
tubular body
supporting
rotary
air
shaped
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.)
Active
Application number
EP12157177.2A
Other languages
German (de)
English (en)
Other versions
EP2631353A1 (fr
Inventor
Marco Costantin
Marco Santarossa
Alessandro Vian
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.)
Electrolux Home Products Corp NV
Original Assignee
Electrolux Home Products Corp NV
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 Electrolux Home Products Corp NV filed Critical Electrolux Home Products Corp NV
Priority to EP12157177.2A priority Critical patent/EP2631353B1/fr
Priority to EP14199832.8A priority patent/EP2860304B1/fr
Priority to PCT/EP2013/053716 priority patent/WO2013127742A1/fr
Publication of EP2631353A1 publication Critical patent/EP2631353A1/fr
Application granted granted Critical
Publication of EP2631353B1 publication Critical patent/EP2631353B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • D06F58/04—Details 

Definitions

  • the present invention relates to a rotary-drum laundry dryer.
  • the present invention relates to a rotary-drum home laundry dryer to which the following description refers purely by way of example without implying any loss of generality.
  • rotary-drum laundry dryers currently on the market generally comprise: a substantially parallelepiped-shaped, outer boxlike casing structured for resting on the floor; a substantially cylindrical rotatable drum which is structured for housing the laundry to be dried and is housed in axially rotating manner inside the casing to rotate about an horizontally-oriented longitudinal reference axis, facing a laundry loading/unloading opening formed in the front wall of the casing; a porthole door hinged to the front wall of the casing to rotate to and from a closing position in which the door rests completely against the front wall of the casing to close the laundry loading/unloading opening and airtight seal the rotatable drum; an electrically-powered motor assembly which is housed inside the casing and is structured for driving into rotation the rotatable drum about its longitudinal reference axis; an open-circuit or closed-circuit, hot-air generator which is housed inside the casing and is structured to circulate inside the rotatable drum a stream of hot air which has a very low moisture content
  • the rotatable drum furthermore consists in a substantially cylindrical, rigid tubular body which extends substantially horizontally inside the boxlike casing, aligned to the laundry loading/unloading opening, and is structured for resting on a number of idle supporting rollers which are arranged at the two axial ends of the tubular body parallel to the drum longitudinal reference axis, and may be fixed to the appliance casing in free revolving manner so as to allow the tubular body to rotate about its horizontally-oriented longitudinal reference axis.
  • the front rim of the tubular body surrounds the laundry loading/unloading opening and is coupled in axially rotating manner to the front wall of the boxlike casing; whereas the rear rim of the tubular body abuts against the rear wall of the boxlike casing and is coupled in axially rotating manner to said rear wall.
  • the stream of hot air produced by the hot-air generator usually enters into the tubular body via an intake air-vent realized in the rear wall of the boxlike casing, within the perimeter of the rear rim of the tubular body, flows inside the tubular body for the entire length of the latter, and finally comes out of the tubular body via an escape air-vent usually realized on the annular frame that delimits the laundry loading/unloading opening on the front wall of the casing.
  • a first circular sealing gasket is generally interposed between the front rim of the tubular body and the front wall of the casing, whereas a second circular sealing gasket is generally interposed between the rear rim of the tubular body and the rear wall of the appliance casing.
  • the first circular sealing gasket is usually recessed into a circular groove realized on the front wall of the casing and is firmly fixed to the bottom of the groove so as to remain stationary when the rotatable drum rotates about its longitudinal reference axis.
  • the second circular sealing gasket instead is usually fixed to a cylindrical supporting collar which in turn is generally clinched to the rear wall of the boxlike casing coaxial to the rear rim of the tubular body.
  • the second circular sealing gasket is firmly to the inner surface of the cylindrical supporting collar so as to remain stationary when the rotatable drum rotates about its longitudinal reference axis.
  • Document EP 2 423 375 A1 which falls under Art. 54(3) EPC, discloses the features of claim 1 except that the bulkhead rests on a lower supporting basement or socle of the outer casing and that the gasket-supporting collar is realized in one piece with said supporting bulkhead.
  • Aim of the present invention is to simplify the structure of the rear wall of the boxlike casing so as to significantly reduce the appliance production costs and simplifying the drying machine assembling procedure.
  • a rotary-drum laundry dryer comprising an outer casing having a front wall and a rear wall, a rotatable drum which is structured for housing the laundry to be dried and is fixed in axially rotating manner inside the casing, and a hot-air generator structured to circulate a stream of hot air through the rotatable drum;
  • said rotatable drum comprising a substantially cylindrical, tubular body having its front rim coupled in axially rotating manner to a front bulkhead and its rear rim coupled in substantially airtight and axially rotating manner to the rear wall of the casing with the interposition of a rear circular sealing gasket;
  • the rotary-drum laundry dryer wherein the rear wall of the casing comprises:
  • the rotary-drum laundry dryer is furthermore characterized in that said substantially vertically-oriented supporting bulkhead is made of plastic material.
  • the rotary-drum laundry dryer is furthermore characterized in that said gasket-supporting collar is realized in one piece with said supporting bulkhead via an injection molding process.
  • the rotary-drum laundry dryer is furthermore characterized in that the supporting bulkhead is furthermore provided with an inwards-protruding, substantially sink-shaped bulge which is aligned/ faced to the rear mouth of the tubular body; in that the permeable-to-air central portion of the supporting bulkhead is located on the bottom of said sink-shaped bulge; and in that the lid or cover is shaped so as to cover said sink-shaped bulge to form the inner cavity of the rear wall of the casing.
  • the rotary-drum laundry dryer is furthermore characterized in that the substantially sink-shaped bulge of the supporting bulkhead is substantially circular in shape and is arranged on the supporting bulkhead so to be substantially coaxial to the rear rim of tubular body, and has a diameter lower than that of both the rear rim of tubular body and the circular sealing gasket.
  • the rotary-drum laundry dryer is furthermore characterized in that the substantially sink-shaped bulge of the supporting bulkhead is shaped/ dimensioned so as to form, together with the gasket-supporting collar, a substantially circular-shaped annular seat or groove which is arranged coaxial to the rear mouth of tubular body and is shaped/dimensioned to permanently house the rear circular sealing gasket.
  • the rotary-drum laundry dryer is furthermore characterized by also comprising an anti-entangling nose which protrudes from the inner face of the supporting bulkhead, extends inside the tubular body and is properly shaped/dimensioned so as to prevent, when the tubular body rotates, the entangling of the damp laundry located into the rotatable drum.
  • an anti-entangling nose which protrudes from the inner face of the supporting bulkhead, extends inside the tubular body and is properly shaped/dimensioned so as to prevent, when the tubular body rotates, the entangling of the damp laundry located into the rotatable drum.
  • the rotary-drum laundry dryer is furthermore characterized in that said anti-entangling nose is realized in one piece with said supporting bulkhead and said gasket-supporting collar.
  • the rotary-drum laundry dryer is furthermore characterized in that said anti-entangling nose consist in a substantially ogival-shaped bulge or recess which is realized approximately at center of the portion of the supporting bulkhead delimited/encircled by the gasket-supporting collar, and protrudes inside the tubular body.
  • the rotary-drum laundry dryer is furthermore characterized in that said anti-entangling nose is substantially frustoconical in shape.
  • the rotary-drum laundry dryer is furthermore characterized in that said anti-entangling nose extends inside the tubular body while remaining substantially coaxial to the longitudinal reference axis of said tubular body.
  • the rotary-drum laundry dryer is furthermore characterized in that the hot-air generator comprises: an air recirculating conduit having a first end fluidly connected to the inner cavity formed inside the rear wall of the casing, and a second end fluidly connected to the front mouth of the tubular body delimited by said front rim; and a centrifugal fan located along the air recirculating conduit and structured to produce an airflow which flows through the air recirculating conduit and the rotatable drum.
  • the rotary-drum laundry dryer is furthermore characterized in that said centrifugal fan is at least partly housed/recessed into the lower supporting basement or socle of the outer casing, and is fluidly connected to the inner cavity formed inside the rear wall of the casing.
  • the rotary-drum laundry dryer is furthermore characterized in that that said centrifugal fan comprises an impeller housing shaped/structured so to be fluidly connected to the inner cavity located inside the rear wall of casing; and a impeller which is housed in axially rotating manner inside the impeller housing so to generate, when rotating about its longitudinal reference axis, an airflow that flows to the inner cavity or vice versa.
  • said centrifugal fan comprises an impeller housing shaped/structured so to be fluidly connected to the inner cavity located inside the rear wall of casing; and a impeller which is housed in axially rotating manner inside the impeller housing so to generate, when rotating about its longitudinal reference axis, an airflow that flows to the inner cavity or vice versa.
  • the rotary-drum laundry dryer is furthermore characterized in that a lower side edge of the supporting bulkhead is shaped so to match with the portion of the impeller housing which is incorporated in the lower supporting basement or socle.
  • the rotary-drum laundry dryer is furthermore characterized in that at least a portion of the impeller housing of the centrifugal fan is realized in one piece with said lid or cover.
  • the rotary-drum laundry dryer is furthermore characterized in that said lid or cover is made of plastic material.
  • the rotary-drum laundry dryer is furthermore characterized in that the hot-air generator furthermore comprises a heat-pump assembly structured for continuously cooling air circulating inside the rotatable drum for removing moisture therefrom, and then heating said air.
  • the hot-air generator furthermore comprises a heat-pump assembly structured for continuously cooling air circulating inside the rotatable drum for removing moisture therefrom, and then heating said air.
  • the rotary-drum laundry dryer is furthermore characterized in that said substantially cylindrical-shaped, tubular body is structured for resting on a number of idle supporting rollers which are arranged approximately at the two axial ends of the tubular body, and are preferably, though not necessarily, fitted/fixed to the casing in free revolving manner, so as to allow the tubular body to freely rotate about its longitudinal reference axis inside the casing.
  • the stream of hot air produced by the hot-air generator 6 preferably enters into tubular body 3 via an intake air-vent located in the rear wall 2b of the boxlike casing 2 and aligned to the rear mouth of tubular body 3, i.e. within the perimeter of the rear rim 3r of tubular body 3, and comes out of tubular body 3 via an escape air-vent which is preferably located either on the porthole door 4 that selectively closes the laundry loading/unloading opening of front wall 2a, or on the front wall 2a of the boxlike casing 2, preferably very close to the laundry loading/unloading opening.
  • an intake air-vent located in the rear wall 2b of the boxlike casing 2 and aligned to the rear mouth of tubular body 3, i.e. within the perimeter of the rear rim 3r of tubular body 3, and comes out of tubular body 3 via an escape air-vent which is preferably located either on the porthole door 4 that selectively closes the laundry loading/unloading opening of front wall 2a, or on the front wall 2a
  • the outer boxlike casing 2 preferably comprises a substantially parallelepiped-shaped lower supporting basement or socle 11 which is structured for resting on the floor and preferably also for housing at least part of the hot-air generator 6; and a substantially parallelepiped-shaped boxlike cabinet 12 which is rigidly fixed to the top of the lower supporting basement or socle 11 and it is structured so as to house the rotatable drum 3.
  • the laundry loading/unloading opening of the boxlike casing 2 is realized in the front wall of the upper boxlike cabinet 12, and the porthole door 4 is hinged to the front wall of the same upper boxlike cabinet 12.
  • the idle supporting rollers 8 that support in free revolving manner the tubular body 3 are preferably fixed to the top of the lower supporting basement or socle 11.
  • the circular front rim 3f of tubular body 3 surrounds the laundry loading/unloading opening on the front wall of the upper boxlike cabinet 12 and is coupled in substantially airtight and axially rotating manner to the same front wall of the boxlike cabinet 12, preferably with the interposition of the front circular sealing gasket 9.
  • the circular rear rim 3r of tubular body 3 instead abuts against the rear wall of the upper boxlike cabinet 12 and is coupled in substantially airtight and axially rotating manner to the same rear wall of the boxlike cabinet 12 with the interposition of the rear circular sealing gasket 10.
  • the stream of hot air produced by the hot-air generator 6, therefore, enters into the tubular body 3 via an intake air-vent located in the rear wall of the upper boxlike cabinet 12 and aligned to the rear mouth of tubular body 3, i.e. within the perimeter of the rear rim 3r of tubular body 3, and comes out of tubular body 3 via an escape air-vent which is preferably located either on the porthole door 4 that closes the laundry loading/unloading opening on the front wall of the upper boxlike cabinet 12, or on the front wall of the upper boxlike cabinet 12.
  • an intake air-vent located in the rear wall of the upper boxlike cabinet 12 and aligned to the rear mouth of tubular body 3, i.e. within the perimeter of the rear rim 3r of tubular body 3, and comes out of tubular body 3 via an escape air-vent which is preferably located either on the porthole door 4 that closes the laundry loading/unloading opening on the front wall of the upper boxlike cabinet 12, or on the front wall of the upper boxlike cabinet 12.
  • an escape air-vent which
  • the circular sealing gasket 9 is preferably, though not necessarily, stationary recessed into a circular groove or seat realized on a front panel or bulkhead 13 which is preferably associated to the front wall of the upper boxlike cabinet 12, i.e. to the front wall 2a of casing 2, so as to completely surround the laundry loading/unloading opening on the front wall of cabinet 12, and the front rim 3f of tubular body 3 abuts against said front circular sealing gasket 9.
  • the stream of hot air produced by hot-air generator 6 preferably comes out of tubular body 3 via an escape air-vent realized in the funnel-shaped coupling element of front bulkhead 13 that delimits/ surrounds the laundry loading/unloading opening on the front wall of the upper boxlike cabinet 12, i.e. on the front wall 2a of boxlike casing 2.
  • the circular sealing gasket 10 is instead firmly fixed to the rear wall of the upper boxlike cabinet 12, i.e. to the rear wall 2b of the boxlike casing 2, and the intake air-vent of hot-air generator 6 is incorporated into the same rear wall of the upper boxlike cabinet 12, i.e. into the rear wall 2b of the boxlike casing 2.
  • the rear wall of the upper boxlike cabinet 12, i.e. the rear wall 2b of casing 2 preferably comprises a substantially vertically-oriented supporting panel or bulkhead 14 which is faced to the rear rim 3r of tubular body 3 and is preferably centrally provided with an inwards-protruding, substantially sink-shaped bulge 15 which is aligned/faced to the rear mouth of tubular body 3 delimited by rear rim 3r.
  • the supporting bulkhead 14 therefore preferably rests on the lower supporting basement or socle 11 of the outer boxlike casing 2.
  • the supporting bulkhead 14 is furthermore provided with a substantially cylindrical gasket-supporting collar 16 which protrudes from the inner face of the supporting bulkhead 14 towards the tubular body 3 while remaining substantially coaxial to the longitudinal axis L of tubular body 3, i.e. coaxial to the rear rim 3r of tubular body 3, so as to encircle the sink-shaped bulge 15, and has a nominal diameter greater than that of the rear rim 3r of tubular body 3 so as to encircle the rear rim 3r.
  • the circular sealing gasket 10 is encircled and fitted/recessed into the gasket-supporting collar 16 preferably in substantially airtight manner, and is suitably shaped/dimensioned so as to come in abutment against the rear rim 3r of tubular body 3 without interruption all around the perimeter of the latter, so as to avoid any air leakage between the rear rim 3r of tubular body 3 and the supporting bulkhead 14.
  • the circular sealing gasket 10 is preferably fixed, and/or force-fitted into and/or glued to the gasket-supporting collar 16.
  • the circular sealing gasket 10 is furthermore suitably shaped/dimensioned so as to also abuts against the beneath-located supporting bulkhead 14 without interruption all around the perimeter of the gasket.
  • the perforated, or at any rate permeable to air, central portion 14c of the supporting bulkhead 14 is preferably located at the bottom of the sink-shaped bulge 15 of supporting bulkhead 14, so that the stream of hot air produced by hot-air generator 6 and flowing along tubular body 3 is allowed to flow through the bottom of the sink-shaped bulge 15.
  • the supporting panel or bulkhead 14 of rear wall 2b is preferably made of plastic material preferably via an injection molding process, and the gasket-supporting collar 16 and, if present, the sink-shaped bulge 15 are realized in one piece with the same supporting bulkhead 14.
  • the rotary-drum home laundry dryer 1 preferably, though not necessarily, also comprises a laundry anti-entangling nose 17 which protrudes from the inner face of the supporting bulkhead 14 and extends inside the tubular body 3 preferably while remaining substantially coaxial to the longitudinal reference axis L of tubular body 3, and is shaped/dimensioned so as to prevent, when tubular body 3 rotates, the entangling of the damp laundry located into the rotatable drum 3.
  • the anti-entangling nose 17 is furthermore preferably substantially frustoconical in shape.
  • the anti-entangling nose 17, alike the gasket-supporting collar 16 is preferably realized in one piece with the supporting panel or bulkhead 14, and preferably, though not necessarily, consists in a preferably substantially ogival-shaped bulge or recess which is realized approximately at center of the portion of the supporting bulkhead 14 delimited/encircled by the gasket-supporting collar 16, and which protrudes inside the tubular body 3 preferably while remaining substantially coaxial to the longitudinal reference axis L of tubular body 3.
  • the ogival-shaped bulge or recess realized at center of the gasket-supporting collar 16 is preferably, though not necessarily, substantially in the shape of a cone.
  • the anti-entangling nose 17 is preferably realized in one piece with the supporting bulkhead 14 and the gasket-supporting collar 16 preferably via an injection molding process.
  • the lid or cover 18 is coupled in substantially airtight manner to the supporting bulkhead 14 preferably with the interposition of an annular sealing gasket 20 which surrounds the perimeter of the sink-shaped bulge 15, so as to form/delimit, together with the supporting bulkhead 14, an inner cavity 19 which is aligned/ faced to the rear mouth of tubular body 3 delimited by rear rim 3r, and which communicates with, i.e. is fluidly connected to, both the inside of tubular body 3 and the hot-air generator 6 so that the stream of hot air circulating inside the rotatable drum 3 is obliged to flow into, or flow out of, the rear mouth of rotatable drum 3 through the inner cavity 19.
  • the bottom of the substantially circular, sink-shaped bulge 15 of supporting bulkhead 14 is moreover centrally provided with a substantially dish- or basin-shaped circular recess having its concavity faced to the inside of tubular body 3, and the perforated, or at any rate permeable to air, portion 14c of bulkhead 14 is preferably realized at centre of said dish- or basin-shaped circular recess formed on the bottom of the sink-shaped bulge 15 of bulkhead 14.
  • the lid or cover 18 in turn is preferably substantially circular in shape and is firmly fixed to the supporting bulkhead 14 substantially coaxial to the longitudinal axis L of the tubular body 3, so as to form a substantially circular-shaped inner cavity 19 which is substantially coaxial to the longitudinal axis L of the tubular body 3.
  • the hot-air generator 6 of laundry dryer 1 instead preferably, though not necessarily, consists in a closed-circuit, hot-air generator 6 which is structured for drawing air from rotatable drum 3; cooling down the air arriving from rotatable drum 3 so to extract and retain the surplus moisture in the air drawn from rotatable drum 3; heating the dehumidified air to a predetermined temperature normally higher than the temperature of the air drawn out from rotatable drum 3; and feeding the heated, dehumidified air back into the rotatable drum 3, where it flows over, the laundry inside the drum to rapidly dry said laundry.
  • the hot-air generator 6 provides for continually dehumidifying and heating the air circulating inside rotatable drum 3 to dry the laundry located inside the drum 3, and preferably comprises:
  • the second end of the air recirculating conduit 21 communicates with, i.e. is fluidly connected to, the front mouth of tubular body 3 via a pass-trough opening realized in the substantially funnel-shaped coupling element of front bulkhead 13 that delimits/surrounds the laundry loading/unloading opening on the front wall of the upper boxlike cabinet 12, i.e. on the front wall 2a of casing 2.
  • the centrifugal fan 22 preferably comprises an impeller housing 25 which is located on the lower supporting basement or socle 11, at the end-opening of the central/intermediate section of the air recirculating conduit 21, and is shaped/structured so to communicate with, i.e. be fluidly connected to, both the central/intermediate section of the air recirculating conduit 12 and the inner cavity 19 located inside the rear wall of the upper boxlike cabinet 12, i.e.
  • the second portion 25b of the impeller housing 25 is instead preferably realized in one piece with the lid or cover 18 of the rear wall of boxlike cabinet 12, i.e. of the rear wall 2b of casing 2.
  • the hot-air generator 6 is preferably, though not necessarily, provided with a heat-pump assembly structured for continuously cooling and then heating the air circulating inside the air recirculating conduit 21 and the rotatable drum 3.
  • This heat-pump assembly comprises a first and a second air/refrigerant heat exchangers located inside the air recirculating conduit 21, preferably downstream of the centrifugal fan 22.
  • the second air/refrigerant heat exchanger traditionally referred to as the "condenser" of the heat-pump circuit, is instead located inside the air recirculating conduit 21 downstream of the first air/ refrigerant heat exchanger 23, and is structured to release heat to the airflow arriving from the first air/refrigerant heat exchanger 23, thus forming the air heating means 24 of the hot-air generator 6.
  • the air heating means 24 of hot-air generator 6 may comprise a resistor located inside the air recirculating conduit 21, preferably upstream of the centrifugal fan 22, whereas the air cooling means 23 of hot-air generator 6 may comprise an air/air heat exchanger that uses the external air to cool down the airflow arriving from rotatable drum 3.
  • a supporting panel or bulkhead 14 preferably made in plastic material and shaped so as to form/incorporate the gasket-supporting collar 16 and optionally also the anti-entangling nose 17, allow to significantly reduce the appliance production costs. Furthermore the one-piece structure greatly simplifies the assembly of the rear wall 2b of the boxlike casing 2.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)

Claims (15)

  1. Sèche-linge à tambour rotatif (1) comprenant une carrosserie extérieure (2) ayant une paroi avant (2a) et une paroi arrière (2b), un tambour rotatif (3) qui est structuré pour recevoir le linge devant être séché et est fixé de manière axialement rotative à l'intérieur de la carrosserie (2), et un générateur d'air chaud (6) structuré pour faire circuler un courant d'air chaud à travers le tambour rotatif (3) ; ledit tambour rotatif (3) comprenant un corps tubulaire sensiblement cylindrique (3) ayant son rebord avant (3f) couplé de manière axialement rotative à une cloison avant (13) et son rebord arrière (3r) couplé de manière sensiblement étanche à l'air et axialement rotative à la paroi arrière (2b) de la carrosserie (2) avec l'interposition d'un joint d'étanchéité circulaire arrière (10) ; la paroi arrière (2b) de la carrosserie (2) comprenant :
    - une cloison de support orientée sensiblement verticalement (14) qui a une partie centrale perméable à l'air (14c) qui est alignée avec/tournée vers une ouverture arrière du corps tubulaire (3) délimitée par ledit rebord arrière (3r), et repose sur un socle ou base de support inférieur (11) de la carrosserie extérieure (2) ;
    - un couvercle ou capot (18) qui est fixé de manière sensiblement étanche à l'air à la face extérieure de la cloison de support (14) au-dessus de ladite partie centrale perméable à l'air (14c) de la cloison de support (14), et est façonné de façon à former, conjointement avec ladite cloison de support (14), une cavité intérieure (19) qui est reliée fluidiquement au générateur d'air chaud (6) et à l'intérieur dudit corps tubulaire (3) ; et
    - une collerette de support de joint sensiblement cylindrique (16) qui fait saillie à partir de la face intérieure de la cloison de support (14) vers le corps tubulaire (3) tout en restant sensiblement coaxiale au rebord arrière (3r) dudit corps tubulaire (3), et a un diamètre supérieur à celui du rebord arrière (3r) du corps tubulaire (3) ;
    le joint d'étanchéité circulaire arrière (10) étant adapté en butée contre la collerette de support de joint (16) et la collerette de support de joint (16) étant réalisée d'une seule pièce avec ladite cloison de support (14).
  2. Sèche-linge à tambour rotatif selon la revendication 1, caractérisé par le fait que ladite cloison de support orientée sensiblement verticalement (14) est faite de matière plastique.
  3. Sèche-linge à tambour rotatif selon la revendication 2, caractérisé par le fait que ladite collerette de support de joint (16) est réalisée d'une seule pièce avec ladite cloison de support (14) par un procédé de moulage par injection.
  4. Sèche-linge à tambour rotatif selon l'une quelconque des revendications précédentes, caractérisé par le fait que la cloison de support (14) comprend en outre un renflement (15) sensiblement en forme de puits, faisant saillie vers l'intérieur, qui est aligné avec/tourné vers l'ouverture arrière du corps tubulaire (3) ; par le fait que la partie centrale perméable à l'air (14c) de la cloison de support (14) est située sur la partie inférieure dudit renflement en forme de puits (15) ; et par le fait que le couvercle ou capot (18) est façonné de façon à couvrir ledit renflement en forme de puits (15) pour former la cavité intérieure (19) de la paroi arrière (2b) de la carrosserie (2).
  5. Sèche-linge à tambour rotatif selon la revendication 4, caractérisé par le fait que le renflement sensiblement en forme de puits (15) de la cloison de support (14) est de forme sensiblement circulaire et est agencé sur la cloison de support (14) de façon à être sensiblement coaxial au rebord arrière (3r) du corps tubulaire (3), et a un diamètre inférieur à celui à la fois du rebord arrière (3r) du corps tubulaire (3) et du joint d'étanchéité circulaire (10).
  6. Sèche-linge à tambour rotatif selon l'une des revendications 4 ou 5, caractérisé par le fait que le renflement sensiblement en forme de puits (15) de la cloison de support (14) est façonné/dimensionné de façon à former, conjointement avec la collerette de support de joint (16), un siège ou rainure annulaire de forme sensiblement circulaire (10a) qui est agencé coaxial à l'ouverture arrière du corps tubulaire (3) et est façonné/dimensionné pour recevoir le joint d'étanchéité circulaire arrière (10).
  7. Sèche-linge à tambour rotatif selon l'une quelconque des revendications précédentes, caractérisé par le fait qu'il comprend également un nez anti-emmêlement (17) qui fait saillie à partir de la face intérieure de la cloison de support (14), s'étend à l'intérieur du corps tubulaire (3) et est façonné/dimensionné de façon appropriée pour empêcher, lorsque le corps tubulaire (3) tourne, l'emmêlement du linge humide situé dans le tambour rotatif (3).
  8. Sèche-linge à tambour rotatif selon l'une quelconque des revendications précédentes, caractérisé par le fait que le générateur d'air chaud (6) comprend : un conduit de recirculation d'air (21) ayant une première extrémité reliée fluidiquement à la cavité intérieure (19) formée à l'intérieur de la paroi arrière (2b) du corps (2), et une seconde extrémité reliée fluidiquement à l'ouverture avant du corps tubulaire (3) délimitée par ledit rebord avant (3f) ; et un ventilateur centrifuge (22) situé le long du conduit de recirculation d'air (21) et structuré pour produire un écoulement d'air (f) qui s'écoule à travers le conduit de recirculation d'air (21) et le tambour rotatif (3).
  9. Sèche-linge à tambour rotatif selon la revendication 8, caractérisé par le fait que ledit ventilateur centrifuge (22) est au moins partiellement reçu/renfoncé dans le socle ou base de support inférieur (11) de la carrosserie extérieure (2), et est relié fluidiquement à la cavité intérieure (19) formée à l'intérieur de la paroi arrière (2b) de la carrosserie (2).
  10. Sèche-linge à tambour rotatif selon l'une des revendications 8 ou 9, caractérisé par le fait que ledit ventilateur centrifuge (22) comprend un carter de rotor (25) façonné/structuré de façon à être relié fluidiquement à la cavité intérieure (19) située à l'intérieur de la paroi arrière (2b) de la carrosserie (2) ; et un rotor (26) qui est reçu de manière axialement rotative à l'intérieur du carter de rotor (25) de façon à générer, lorsqu'il tourne autour de son axe de référence longitudinal (A), un écoulement d'air (f) qui s'écoule vers la cavité intérieure (19) ou inversement.
  11. Sèche-linge à tambour rotatif selon la revendication 10, caractérisé par le fait qu'un bord latéral inférieur (14a) de la cloison de support (14) est façonné de façon à correspondre à une partie (25a) du carter de rotor (25) qui est incorporée dans un socle ou base de support inférieur (11).
  12. Sèche-linge à tambour rotatif selon la revendication 10, caractérisé par le fait qu'au moins une partie (25b) du carter de rotor (25) du ventilateur centrifuge (22) est réalisée d'une seule pièce avec ledit couvercle ou capot (18).
  13. Sèche-linge à tambour rotatif selon l'une quelconque des revendications précédentes, caractérisé par le fait que ledit couvercle ou capot (18) est fait de matière plastique.
  14. Sèche-linge à tambour rotatif selon l'une quelconque des revendications précédentes, caractérisé par le fait que le générateur d'air chaud (6) comprend en outre un ensemble pompe à chaleur (23, 24) structuré pour de manière continue refroidir puis chauffer l'air circulant à l'intérieur du tambour rotatif (3).
  15. Sèche-linge à tambour rotatif selon l'une quelconque des revendications précédentes, caractérisé par le fait que ledit corps tubulaire de forme sensiblement cylindrique (3) est structuré pour reposer sur un nombre de galets de support libres (8) qui sont agencés approximativement aux deux extrémités axiales du corps tubulaire (3) de façon à permettre au corps tubulaire (3) de tourner autour de son axe de référence longitudinal (L) à l'intérieur de la carrosserie (2).
EP12157177.2A 2012-02-27 2012-02-27 Sèche-linge à tambour rotatif Active EP2631353B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP12157177.2A EP2631353B1 (fr) 2012-02-27 2012-02-27 Sèche-linge à tambour rotatif
EP14199832.8A EP2860304B1 (fr) 2012-02-27 2012-02-27 Sèche-linge à tambour rotatif
PCT/EP2013/053716 WO2013127742A1 (fr) 2012-02-27 2013-02-25 Sèche-linge à tambour rotatif

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP12157177.2A EP2631353B1 (fr) 2012-02-27 2012-02-27 Sèche-linge à tambour rotatif

Related Child Applications (3)

Application Number Title Priority Date Filing Date
EP14199832.8A Division-Into EP2860304B1 (fr) 2012-02-27 2012-02-27 Sèche-linge à tambour rotatif
EP14199832.8A Division EP2860304B1 (fr) 2012-02-27 2012-02-27 Sèche-linge à tambour rotatif
EP14199832.8A Previously-Filed-Application EP2860304B1 (fr) 2012-02-27 2012-02-27 Sèche-linge à tambour rotatif

Publications (2)

Publication Number Publication Date
EP2631353A1 EP2631353A1 (fr) 2013-08-28
EP2631353B1 true EP2631353B1 (fr) 2015-01-28

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EP12157177.2A Active EP2631353B1 (fr) 2012-02-27 2012-02-27 Sèche-linge à tambour rotatif
EP14199832.8A Not-in-force EP2860304B1 (fr) 2012-02-27 2012-02-27 Sèche-linge à tambour rotatif

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EP14199832.8A Not-in-force EP2860304B1 (fr) 2012-02-27 2012-02-27 Sèche-linge à tambour rotatif

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EP (2) EP2631353B1 (fr)
WO (1) WO2013127742A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2843114B1 (fr) * 2013-08-27 2018-05-02 Electrolux Appliances Aktiebolag Sèche-linge à tambour rotatif
EP2843116A1 (fr) * 2013-08-27 2015-03-04 Electrolux Appliances Aktiebolag Sèche-linge à tambour rotatif
EP2990521B1 (fr) * 2014-08-29 2017-03-08 Electrolux Appliances Aktiebolag Sèche-linge
DE102015105255B4 (de) * 2015-04-08 2017-12-21 Miele & Cie. Kg Trockner mit einer in einem Gehäuse drehbar gelagerten Trommel zur Aufnahme von Trockengut
KR20220114167A (ko) * 2021-02-08 2022-08-17 엘지전자 주식회사 의류처리장치
US12203208B2 (en) * 2021-04-27 2025-01-21 Whirlpool Corporation Insulation panel for back panel of laundry appliance

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3816942A (en) * 1972-07-24 1974-06-18 Maytag Co Bulkhead seal for clothes dryer
US4669200A (en) * 1985-11-27 1987-06-02 Whirlpool Corporation Bulkhead seal for clothes dryer
US5127169A (en) * 1991-01-25 1992-07-07 Maytag Corporation Clothes dryer
EP2423375B1 (fr) * 2010-08-24 2015-12-02 Electrolux Home Products Corporation N.V. Sèche-linge à tambour rotatif

Also Published As

Publication number Publication date
EP2860304A2 (fr) 2015-04-15
EP2631353A1 (fr) 2013-08-28
WO2013127742A1 (fr) 2013-09-06
EP2860304B1 (fr) 2017-08-16
EP2860304A3 (fr) 2015-04-29

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