EP2938776B1 - A laundry dryer comprising a filter - Google Patents

A laundry dryer comprising a filter Download PDF

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Publication number
EP2938776B1
EP2938776B1 EP13824317.5A EP13824317A EP2938776B1 EP 2938776 B1 EP2938776 B1 EP 2938776B1 EP 13824317 A EP13824317 A EP 13824317A EP 2938776 B1 EP2938776 B1 EP 2938776B1
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EP
European Patent Office
Prior art keywords
water
filter
tank
opening
laundry dryer
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
EP13824317.5A
Other languages
German (de)
French (fr)
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EP2938776A2 (en
Inventor
Onur Hartoka
Yavuz Sahin
Mehmet MUTLUDOGAN
Ezgi GUNES
Celal Vatansever
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.)
Arcelik AS
Original Assignee
Arcelik AS
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Publication date
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Publication of EP2938776A2 publication Critical patent/EP2938776A2/en
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Publication of EP2938776B1 publication Critical patent/EP2938776B1/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
    • D06F58/00—Domestic laundry dryers
    • D06F58/20—General details of domestic laundry dryers 
    • D06F58/22—Lint collecting arrangements
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F58/00—Domestic laundry dryers
    • D06F58/20—General details of domestic laundry dryers 
    • D06F58/24—Condensing arrangements

Definitions

  • the present invention relates to a laundry dryer comprising a water filter that enables the condensate water to be filtered.
  • condensation type laundry dryers the processing air is heated by a heater and directed into the drum, which then contacts the damp laundry and removes the moisture on the laundry and which is finally delivered to a condenser to be dehumidified.
  • the condensate water forming in the condenser is collected by means of a transfer means in a detachable tank situated in the body of the laundry dryer.
  • the water collected in the tank is transferred to the spraying device by means of a transfer means.
  • the water is sprayed onto components such as condenser, evaporator, etc. by means of the spraying device and provides the cleaning thereof.
  • the aim of the present invention is the realization of a laundry dryer, the drying effectiveness of which is increased.
  • the laundry dryer realized in order to attain the aim of the present invention, explicated in the first claim and the respective claims thereof comprises a body, a drum wherein the laundry is placed, a condenser that provides the dehumidification of the drying processing air, a tank wherein the condensate water leaving the condenser is collected, an outlet situated on the tank and provides the discharge of the water in the tank, and a water conduit that enables the water discharged through the outlet to be delivered to the air circulation duct.
  • the laundry dryer of the present invention furthermore comprises a water filter that provides the filtering of the water delivered to the water conduit through the outlet.
  • the condensate water is filtered by means of a water filter situated at the tank outlet with respect to the water flow direction.
  • the laundry dryer comprises a housing wherein the tank is placed and an opening arranged on the body, through which the tank is placed into/removed from the housing.
  • the water filter is situated in the filter housing on the housing inner wall. The water filter can be reached through the opening.
  • the laundry dryer has the filter housing arranged at the upper side of the body, visible through the opening when the tank is partially or completely pulled from the opening and situated at a distance that the user can access through the opening.
  • the water filter is detachably mounted into the filter housing.
  • the laundry dryer comprises an opening arranged on the body.
  • the water filter has an active position (A) where it is placed into the opening by being pushed and a passive position (P) where it is taken out by being pulled through the opening.
  • the opening is arranged on the front surface of the body.
  • the user can easily access the water filter by means of the opening situated preferably at the upper side of the body front surface which is the surface where the laundry is placed into the laundry dryer.
  • the laundry dryer comprises a spraying device that sprays the water filtered by the water filter and received from the water conduit onto the condenser or the air filter.
  • the water condensed in the condenser is collected in a receptacle and the collected water is delivered to the tank situated at the upper side of the body by means of a pump.
  • the water collected in the tank is transferred to the spraying device by means of the water conduit.
  • the spraying device sprays the water onto the condenser or the air filter and thus cleans these components.
  • the condensate water is enabled to be filtered by means of a water filter.
  • the laundry dryer (1) comprises a body (2), a drum (3) wherein the laundry is placed, a condenser (4) that provides the dehumidification of the drying processing air, a tank (5) situated at the upper side of the body (2), wherein the condensate water leaving the condenser (4) is collected, an outlet (6) situated on the tank (5) and provides the discharge of the water in the tank (5), and a water conduit (7) that enables the water discharged through the outlet (6) to be delivered to the air circulation duct.
  • the laundry dryer (1) of the present invention furthermore comprises a water filter (8) that provides the filtering of the water delivered to the water conduit (7) through the outlet (6).
  • the condensate water obtained from the processing air that is dehumidified by means of the condenser (4) is preferably collected in a receptacle under the condenser (4) and is delivered to the tank (5) situated at the upper side of the body (2) from the receptacle by means of a pump.
  • the condensate water collected in the tank (5) is delivered to the water conduit (7) with the effect of the gravity and then sent downwards by means of the water conduit (7) to be sprayed on components such as the condenser (4), air filter, etc. Consequently, the said components are enabled to be cleaned.
  • Particles such as hair, lint, etc. in the processing air may mix into the condensate water. These particles are retained by means of a water filter (8). With the water filter (8) being situated at the tank (5) outlet, the error "the tank (5) is full" is prevented from occurring in the case the water filter (8) is clogged ( Figure 1 ).
  • the water filter (8) is detachably mounted to the outlet (6).
  • the tank (5) With the water filter (8) being situated at the outlet (6), the tank (5) is enabled to be filled with water up to the outlet (6) level even if the water filter (8) is clogged.
  • the water filter (8) With the water filter (8) being detachably situated at the outlet (6) through which the water in the tank (5) is discharged, the water filter (8) can be easily detached from the tank (5) and cleaned if desired ( Figure 5 ).
  • the laundry dryer (1) comprises a housing (9) wherein the tank (5) is placed, an opening (10) arranged on the body (2) and through which the tank (5) is placed into/removed from the housing (9) and a filter housing (12) arranged on the housing (9) inner wall and almost completely aligned with the outlet (6) when the tank (5) is placed into the housing (9).
  • the water poured through the tank (5) outlet (6) is delivered to the water conduit (7) after being filtered by means of the water filter (8) that is placed into the filter housing (12) and accessed through the opening (10) ( Figure 4 ).
  • the water filter (8) is placed at a position at the upper side of the body (2), visible through the opening (10) when the tank (5) is partially or completely pulled from the opening (10) and that the user can access through the opening (10).
  • the water filter (8) is clogged, the user can easily access the water filter (8) and clean the water filter (8).
  • the water filter (8) is detachably mounted into the filter housing (12).
  • the user may easily place the water filter (8) into the filter housing (12) and remove it therefrom.
  • the laundry dryer (1) comprises an opening (110) arranged on the body (2).
  • the water filter (8) has an active position (A) where it is placed into the opening (110) by being pushed and a passive position (P) where it is taken out by being pulled through the opening (110).
  • the water filter (8) has an active position (A) where it is placed into the opening (110) on the body (2) by being pushed and where the condensate water is enabled to be filtered, and a passive position (P) whereto it is changed from the active position (A) by being pulled ( Figure 2 , Figure 3 ).
  • the opening (110) is arranged on the front surface of the body (2).
  • the user can easily access the water filter (8).
  • the laundry dryer (1) comprises a spraying device (11) that sprays the water filtered by the water filter (8) and received from the water conduit (7) onto the condenser (4) or the air filter.
  • the water condensed in the condenser (4) is collected in a receptacle and the collected water is delivered to the tank (5) situated at the upper side of the body (2) by means of a pump.
  • the water collected in the tank (5) is transferred to the spraying device (11) by means of the water conduit (7).
  • the spraying device (11) sprays the water onto the condenser (4) or the air filter and thus cleans these components.
  • a water filter (8) is realized, that provides ease of utilization, that can be easily reached and used effectively.
  • the water transferred to the water conduit (7) through the outlet (6) is enabled to be filtered before being delivered to the air circulation duct.

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

Description

  • The present invention relates to a laundry dryer comprising a water filter that enables the condensate water to be filtered.
  • In condensation type laundry dryers, the processing air is heated by a heater and directed into the drum, which then contacts the damp laundry and removes the moisture on the laundry and which is finally delivered to a condenser to be dehumidified. The condensate water forming in the condenser is collected by means of a transfer means in a detachable tank situated in the body of the laundry dryer. The water collected in the tank is transferred to the spraying device by means of a transfer means. The water is sprayed onto components such as condenser, evaporator, etc. by means of the spraying device and provides the cleaning thereof.
  • In the state of the art International Patent Application No. WO2011064161 , a condensate filter is explained, that is detachably mounted onto the removable condensate collector.
  • The aim of the present invention is the realization of a laundry dryer, the drying effectiveness of which is increased.
  • The laundry dryer realized in order to attain the aim of the present invention, explicated in the first claim and the respective claims thereof comprises a body, a drum wherein the laundry is placed, a condenser that provides the dehumidification of the drying processing air, a tank wherein the condensate water leaving the condenser is collected, an outlet situated on the tank and provides the discharge of the water in the tank, and a water conduit that enables the water discharged through the outlet to be delivered to the air circulation duct.
  • The laundry dryer of the present invention furthermore comprises a water filter that provides the filtering of the water delivered to the water conduit through the outlet. The condensate water is filtered by means of a water filter situated at the tank outlet with respect to the water flow direction.
  • In an embodiment of the present invention, the laundry dryer comprises a housing wherein the tank is placed and an opening arranged on the body, through which the tank is placed into/removed from the housing. The water filter is situated in the filter housing on the housing inner wall. The water filter can be reached through the opening.
  • In a derivative of this embodiment, the laundry dryer has the filter housing arranged at the upper side of the body, visible through the opening when the tank is partially or completely pulled from the opening and situated at a distance that the user can access through the opening.
  • In a derivative of this embodiment, the water filter is detachably mounted into the filter housing.
  • In an embodiment of the present invention, the laundry dryer comprises an opening arranged on the body. The water filter has an active position (A) where it is placed into the opening by being pushed and a passive position (P) where it is taken out by being pulled through the opening.
  • In a derivative of this embodiment, the opening is arranged on the front surface of the body. The user can easily access the water filter by means of the opening situated preferably at the upper side of the body front surface which is the surface where the laundry is placed into the laundry dryer.
  • In a derivative of the embodiments of the present invention, the laundry dryer comprises a spraying device that sprays the water filtered by the water filter and received from the water conduit onto the condenser or the air filter. The water condensed in the condenser is collected in a receptacle and the collected water is delivered to the tank situated at the upper side of the body by means of a pump. The water collected in the tank is transferred to the spraying device by means of the water conduit. The spraying device sprays the water onto the condenser or the air filter and thus cleans these components.
  • In the laundry dryer of the present invention, the condensate water is enabled to be filtered by means of a water filter.
  • The laundry dryer realized in order to attain the aim of the present invention is illustrated in the attached figures, where:
    • Figure 1 - is the schematic view of a laundry dryer.
    • Figure 2 - is the schematic perspective view of a laundry dryer.
    • Figure 3 - is the schematic perspective view of the laundry dryer while the water filter is being taken out in an embodiment of the present invention.
    • Figure 4 - is the perspective view of the housing and the tank in an embodiment of the present invention.
    • Figure 5 - is the cross-sectional view of the tank in an embodiment of the present invention.
  • The elements illustrated in the figures are numbered as follows:
    • 1. Laundry dryer
    • 2. Body
    • 3. Drum
    • 4. Condenser
    • 5. Tank
    • 6. Outlet
    • 7. Water conduit
    • 8. Water filter
    • 9. Housing
    • 10. Tank Placement Opening
    • 110.Filter Placement Opening
    • 11. Spraying device
    • 12. Filter housing
  • The laundry dryer (1) comprises a body (2), a drum (3) wherein the laundry is placed, a condenser (4) that provides the dehumidification of the drying processing air, a tank (5) situated at the upper side of the body (2), wherein the condensate water leaving the condenser (4) is collected, an outlet (6) situated on the tank (5) and provides the discharge of the water in the tank (5), and a water conduit (7) that enables the water discharged through the outlet (6) to be delivered to the air circulation duct.
  • The laundry dryer (1) of the present invention furthermore comprises a water filter (8) that provides the filtering of the water delivered to the water conduit (7) through the outlet (6).
  • The condensate water obtained from the processing air that is dehumidified by means of the condenser (4) is preferably collected in a receptacle under the condenser (4) and is delivered to the tank (5) situated at the upper side of the body (2) from the receptacle by means of a pump. The condensate water collected in the tank (5) is delivered to the water conduit (7) with the effect of the gravity and then sent downwards by means of the water conduit (7) to be sprayed on components such as the condenser (4), air filter, etc. Consequently, the said components are enabled to be cleaned. Particles such as hair, lint, etc. in the processing air may mix into the condensate water. These particles are retained by means of a water filter (8). With the water filter (8) being situated at the tank (5) outlet, the error "the tank (5) is full" is prevented from occurring in the case the water filter (8) is clogged (Figure 1).
  • In an embodiment which does not form part of the present invention, the water filter (8) is detachably mounted to the outlet (6). With the water filter (8) being situated at the outlet (6), the tank (5) is enabled to be filled with water up to the outlet (6) level even if the water filter (8) is clogged. With the water filter (8) being detachably situated at the outlet (6) through which the water in the tank (5) is discharged, the water filter (8) can be easily detached from the tank (5) and cleaned if desired (Figure 5).
  • In an embodiment of the present invention, the laundry dryer (1) comprises a housing (9) wherein the tank (5) is placed, an opening (10) arranged on the body (2) and through which the tank (5) is placed into/removed from the housing (9) and a filter housing (12) arranged on the housing (9) inner wall and almost completely aligned with the outlet (6) when the tank (5) is placed into the housing (9). The water poured through the tank (5) outlet (6) is delivered to the water conduit (7) after being filtered by means of the water filter (8) that is placed into the filter housing (12) and accessed through the opening (10) (Figure 4).
  • In a derivative of this embodiment, the water filter (8) is placed at a position at the upper side of the body (2), visible through the opening (10) when the tank (5) is partially or completely pulled from the opening (10) and that the user can access through the opening (10). Thus, if the water filter (8) is clogged, the user can easily access the water filter (8) and clean the water filter (8).
  • In a derivative of this embodiment, the water filter (8) is detachably mounted into the filter housing (12). Thus, the user may easily place the water filter (8) into the filter housing (12) and remove it therefrom.
  • In an embodiment of the present invention, the laundry dryer (1) comprises an opening (110) arranged on the body (2). The water filter (8) has an active position (A) where it is placed into the opening (110) by being pushed and a passive position (P) where it is taken out by being pulled through the opening (110). The water filter (8) has an active position (A) where it is placed into the opening (110) on the body (2) by being pushed and where the condensate water is enabled to be filtered, and a passive position (P) whereto it is changed from the active position (A) by being pulled (Figure 2, Figure 3).
  • In a derivative of this embodiment, the opening (110) is arranged on the front surface of the body (2). Thus, the user can easily access the water filter (8).
  • In an embodiment of the present invention, the laundry dryer (1) comprises a spraying device (11) that sprays the water filtered by the water filter (8) and received from the water conduit (7) onto the condenser (4) or the air filter. The water condensed in the condenser (4) is collected in a receptacle and the collected water is delivered to the tank (5) situated at the upper side of the body (2) by means of a pump. The water collected in the tank (5) is transferred to the spraying device (11) by means of the water conduit (7). The spraying device (11) sprays the water onto the condenser (4) or the air filter and thus cleans these components.
  • In the laundry dryer (1) of the present invention, a water filter (8) is realized, that provides ease of utilization, that can be easily reached and used effectively. By means of the water filter (8), the water transferred to the water conduit (7) through the outlet (6) is enabled to be filtered before being delivered to the air circulation duct.

Claims (6)

  1. A laundry dryer (1) comprising
    - a body (2), a drum (3) wherein the laundry is placed,
    - a condenser (4) that provides the dehumidification of the drying processing air,
    - a tank (5) situated at the upper side of the body (2), wherein the condensate water leaving the condenser (4) is collected,
    - an outlet (6) situated on the tank (5) and providing the discharge of the water in the tank (5),
    - a water conduit (7) that delivers the water discharged through the outlet (6) to an air circulation duct,
    - a water filter (8) that provides the filtering of the water transferred to the water conduit (7) through the outlet (6),
    characterized in that the laundry dryer (1) further comprises a housing (9) wherein the tank (5) is placed, an opening (10) arranged on the body (2) and through which the tank (5) is placed into/removed from the housing (9), a filter housing (12) arranged on the housing (9) inner wall and aligned with the outlet (6) when the tank (5) is placed into the housing (9), and the water filter (8) that is placed into the filter housing (12) and that can be reached through the opening (10).
  2. A laundry dryer (1) as in Claim 1, characterized by the filter housing (12) that is placed at a position at the upper side of the body (2), that the user can access through the opening (10) when the tank (5) is partially or completely pulled from the opening (10).
  3. A laundry dryer (1) as in Claim 1 or 2 characterized by the water filter (8) that is detachably mounted into the filter housing (12).
  4. A laundry dryer (1) comprising
    - a body (2), a drum (3) wherein the laundry is placed,
    - a condenser (4) that provides the dehumidification of the drying processing air,
    - a tank (5) situated at the upper side of the body (2), wherein the condensate water leaving the condenser (4) is collected,
    - an outlet (6) situated on the tank (5) and providing the discharge of the water in the tank (5),
    - a water conduit (7) that delivers the water discharged through the outlet (6) to an air circulation duct,
    - a water filter (8) that provides the filtering of the water transferred to the water conduit (7) through the outlet (6),
    characterized in that the laundry dryer (1) further comprises
    an opening (110) arranged on the body (2), and in that the water filter (8) has an active position (A) where it is placed into the opening (110) by being pushed and a passive position (P) where it is taken out by being pulled through the opening (110),
    wherein the water filter (8) provides the filtering of the water transferred to the water conduit (7) through the outlet (6) in the active position (A).
  5. A laundry dryer (1) as in Claim 4, characterized by the opening (110) that is arranged on the front surface of the body (2).
  6. A laundry dryer (1) as in any one of the above claims, characterized by a spraying device (11) that sprays the water filtered by the water filter (8) and received from the water conduit (7) onto the condenser (4) or the air filter.
EP13824317.5A 2012-12-28 2013-12-27 A laundry dryer comprising a filter Active EP2938776B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TR201215574 2012-12-28
PCT/EP2013/078042 WO2014102317A2 (en) 2012-12-28 2013-12-27 A laundry dryer comprising a filter

Publications (2)

Publication Number Publication Date
EP2938776A2 EP2938776A2 (en) 2015-11-04
EP2938776B1 true EP2938776B1 (en) 2017-10-11

Family

ID=50002670

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13824317.5A Active EP2938776B1 (en) 2012-12-28 2013-12-27 A laundry dryer comprising a filter

Country Status (2)

Country Link
EP (1) EP2938776B1 (en)
WO (1) WO2014102317A2 (en)

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US9562707B2 (en) 2013-03-14 2017-02-07 Whirlpool Corporation Refrigerator cooling system having a secondary cooling loop
US10087569B2 (en) 2016-08-10 2018-10-02 Whirlpool Corporation Maintenance free dryer having multiple self-cleaning lint filters
US10519591B2 (en) 2016-10-14 2019-12-31 Whirlpool Corporation Combination washing/drying laundry appliance having a heat pump system with reversible condensing and evaporating heat exchangers
US10738411B2 (en) 2016-10-14 2020-08-11 Whirlpool Corporation Filterless air-handling system for a heat pump laundry appliance
CN106381660B (en) * 2016-10-28 2018-11-13 无锡小天鹅股份有限公司 Water collector and dryer with it
US10502478B2 (en) 2016-12-20 2019-12-10 Whirlpool Corporation Heat rejection system for a condenser of a refrigerant loop within an appliance
US10544539B2 (en) 2017-02-27 2020-01-28 Whirlpool Corporation Heat exchanger filter for self lint cleaning system in dryer appliance
US10514194B2 (en) 2017-06-01 2019-12-24 Whirlpool Corporation Multi-evaporator appliance having a multi-directional valve for delivering refrigerant to the evaporators
US10718082B2 (en) 2017-08-11 2020-07-21 Whirlpool Corporation Acoustic heat exchanger treatment for a laundry appliance having a heat pump system
US11015281B2 (en) 2017-09-26 2021-05-25 Whirlpool Corporation Laundry appliance having a maintenance free lint removal system

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DE602007010247D1 (en) * 2007-05-11 2010-12-16 Electrolux Home Prod Corp Clothes dryer with refreshing function
EP2314759B1 (en) * 2009-10-20 2012-02-29 Candy S.p.A. Laundry dryer machine having a system for washing the drying air filter
DE102009047155A1 (en) * 2009-11-26 2011-06-01 BSH Bosch und Siemens Hausgeräte GmbH Condensate collector for a clothes dryer and clothes dryer with a condensate collector
DE102010042495A1 (en) * 2010-10-15 2012-04-19 BSH Bosch und Siemens Hausgeräte GmbH Cleaning device for a component subjected to linting, household appliance for the care of laundry items with such a cleaning device and method for cleaning a component subjected to linting

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Also Published As

Publication number Publication date
WO2014102317A2 (en) 2014-07-03
EP2938776A2 (en) 2015-11-04
WO2014102317A3 (en) 2014-08-28

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