EP2309910B1 - Buse pour nettoyeur - Google Patents

Buse pour nettoyeur Download PDF

Info

Publication number
EP2309910B1
EP2309910B1 EP08876622.5A EP08876622A EP2309910B1 EP 2309910 B1 EP2309910 B1 EP 2309910B1 EP 08876622 A EP08876622 A EP 08876622A EP 2309910 B1 EP2309910 B1 EP 2309910B1
Authority
EP
European Patent Office
Prior art keywords
water
tank
reservoir
unit
steam
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.)
Not-in-force
Application number
EP08876622.5A
Other languages
German (de)
English (en)
Other versions
EP2309910A4 (fr
EP2309910A1 (fr
Inventor
Seong-Koo Cho
Jin-Hyouk Shin
Geun-Bae Hwang
Dong-Jae Lee
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Electronics Inc
Original Assignee
LG Electronics Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Publication of EP2309910A1 publication Critical patent/EP2309910A1/fr
Publication of EP2309910A4 publication Critical patent/EP2309910A4/fr
Application granted granted Critical
Publication of EP2309910B1 publication Critical patent/EP2309910B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/408—Means for supplying cleaning or surface treating agents
    • A47L11/4086—Arrangements for steam generation
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/34—Machines for treating carpets in position by liquid, foam, or vapour, e.g. by steam
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/408—Means for supplying cleaning or surface treating agents
    • A47L11/4083—Liquid supply reservoirs; Preparation of the agents, e.g. mixing devices
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L13/00—Implements for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L13/10—Scrubbing; Scouring; Cleaning; Polishing
    • A47L13/20—Mops
    • A47L13/22—Mops with liquid-feeding devices
    • A47L13/225—Steam mops
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B1/00—Methods of steam generation characterised by form of heating method
    • F22B1/28—Methods of steam generation characterised by form of heating method in boilers heated electrically
    • F22B1/284—Methods of steam generation characterised by form of heating method in boilers heated electrically with water in reservoirs

Definitions

  • the present disclosure relates to a nozzle for a cleaner and, more particularly, to a nozzle for a cleaner, which is designed to reduce a time for generating steam by improving a steam generating unit provided in the nozzle.
  • a cleaner performs cleaning using mechanical force to reduce human work.
  • cleaners such as a vacuum cleaner, a water cleaner spraying water and sucking the water and air simultaneously, a steam cleaner removing foreign substances on a floor by spraying steam, and the like have been developed.
  • a steam generating unit for generating steam is provided in a nozzle of the steam cleaner.
  • a rag is attached to the steam generating unit and the steam generating unit is designed to remove the foreign substances on the floor using the steam supplied.
  • a heater is provided in the steam generating unit to phase-change the water into the steam using high-temperature heat.
  • the heater is provided beside a water tank in the steam generating unit.
  • the steam generating unit is classified into a tank-heating type steam generating unit that generates the steam by heating whole water stored in the water tank and a pipe-heating type steam generating unit that generates the steam by supplying a small amount of water toward the heater.
  • the tank-heating type steam generating unit has limitations in that it takes long time to generate the steam since it has to heat a large amount of water and a weight of the steam nozzle unit increases. Further, since it is not easy to separate the water tank from the steam generating unit, the likelihood of contaminating a water reservoir increases.
  • the pipe-heating type since the pipe-heating type must have a pump for directing the water toward the heater, the manufacturing cost increase.
  • WO 2007/102650 A1 relates to a steam generating apparatus that includes a first water tank; a second water tank in fluid communication with the first water tank so that the water flows into the second water tank from the first water tank; and a heater heating the water inside the second water tank; wherein the first and second water tanks store water, wherein the heater heats only the water inside the second water tank so as to quickly generate steam.
  • Embodiments provide a nozzle for a cleaner, which is designed to reduce a steam generation time by improving a structure of a steam generating unit.
  • Embodiments also provide a nozzle for a cleaner, which is designed to reduce a weight thereof by simplifying a structure of a steam generating unit provided therein.
  • Embodiments also provide a nozzle for a cleaner, which is designed such that a water tank is detachably provided in a steam generating unit and thus the water tank can be cleaned if needed.
  • a nozzle for a cleaner includes: a nozzle main body defining an exterior of the nozzle; and a steam generating unit provided in the nozzle main body and generating steam using water, wherein the steam generating unit includes: a water tank storing the water and having a tank cap that is selectively opened; a heating unit receiving the water from the water tank and heating the received water; and a water reservoir supplying the water from the water tank to the heating unit, wherein the water is introduced into the water reservoir unit internal pressure maintains a balance between the water tank and the water reservoir.
  • a nozzle for a cleaner includes: a nozzle main body defining an exterior of the nozzle; and a steam generating unit provided in the nozzle main body and generating steam using water, wherein the steam generating unit includes: a water tank storing the water and having a tank cap provided on a bottom thereof; a water reservoir receiving the water from the water tank; and a heating unit receiving the water from the water reservoir and heating the received water, wherein the water reservoir has a same water level as the heating unit.
  • a nozzle for a cleaner includes: a nozzle main body defining an exterior of the nozzle; and a steam generating unit provided in the nozzle main body and generating steam using water, wherein the steam generating unit includes: a water tank storing the water and having a tank cap that is selectively opened; a water reservoir provided under the water tank and receiving the water from the water tank; and a heating unit receiving the water from the water reservoir and heating the received water, wherein the tank cap is opened in the course of coupling the water tank to the water reservoir to direct the water from the water tank to the water reservoir.
  • the steam generating unit is simplified by omitting a pump for pumping out the water or controller, a weight of the nozzle having the steam generating unit can be reduced.
  • the water tank is designed to be separated from the water reservoir, in a state of which the water is filled in the water tank and the water tank can be cleaned, the contamination of the interior of the water tank can be minimized.
  • Fig. 1 is a perspective view of a cleaner nozzle according to an embodiment
  • Fig. 2 is a perspective view of an internal structure of the cleaner nozzle of Fig. 1 .
  • a nozzle 1 for a cleaner in accordance with an embodiment includes a nozzle main body 10 defining an exterior of the nozzle 1 and provided with a seating portion 11, a nozzle cover 20 that is provided above the nozzle main body 10 to enclose an interior of the nozzle body 10, and a connecting unit that is provided at a side of the nozzle main body 10 to allow air sucked by the nozzle 1 to be directed toward a main body (not shown) of the cleaner.
  • the nozzle 1 is connected to the main body of the cleaner by an extension pipe and a connection hose.
  • the connection unit 30 allows the nozzle 1 to be connected to the extension pipe.
  • the nozzle main body 10 includes an air suction unit 12 for sucking the air containing dusts from the floor and a suction passage 13 along which the air sucked through the air suction unit 12 is directed to the connection unit 30.
  • the suction passage 13 may extend rearward from the air suction unit 12.
  • a steam generating unit 100 for phase-changing the water supplied into steam is provided in the nozzle main body 10.
  • the steam generating unit 100 may be disposed above or beside the suction passage 13.
  • the steam generating unit 100 includes a water tank 110 for storing the water supplied, a water reservoir that is provided at a side of the water tank 110 and stores a predetermined amount of the water supplied from the water tank 110, and a heating unit 150 provided at a side of the water reservoir 130 and heating the water supplied from the water reservoir 130.
  • Fig. 3 is a perspective view of a steam generating unit according to an embodiment
  • Fig. 4 is an exploded perspective view of the steam generating unit of Fig. 3
  • Fig. 5 is a top plane view of the steam generating unit of Fig. 3 .
  • the steam generating unit 100 of an embodiment includes a water tank 110 for storing the water supplied, a water reservoir 130 that is provided at a side of the water tank 110 and stores a predetermined amount of the water supplied from the water tank 110, and a heating unit 150 provided at a side of the water reservoir 130 and generating the steam by heating the water supplied from the water reservoir 130.
  • the water tank 110 may be formed in a roughly a rectangular parallelepiped shape. A water storage space is defined in the water tank 110.
  • the water tank 110 is provided at a bottom thereof with an opening 112 through which the water stored in the water tank 110 is directed to the water reservoir 130.
  • the bottom of the water tank 110 is inclined downward toward the opening 112. Accordingly, the water stored in the water tank 110 can be effectively directed toward the opening 112.
  • the tank opening 112 is provided with a tank cap 120 for selectively closing the opening 112.
  • the tank cap 120 extends toward an interior of the water reservoir 130.
  • the tank cap 120 includes a valve member 122 adjusting the supply of the water from the water tank 110 to the water reservoir 130 and a guide unit 123 for guiding movement of the valve member 122.
  • the water is detachably provided from the water reservoir 130.
  • the user separates the water tank 110 and fills the water in the water tank 110, after which the user installs again the water tank 110.
  • the steam generating unit 100 includes a seating plate 116 on which the water tank 110 seats.
  • the seating plate 116 may be disposed at an identical plane to the top surface of the water reservoir 130.
  • Fig. 3 illustrates a state immediately before the water tank 110 seats on the seating plate 116.
  • the seating plate 116 is provided with a fixing portion 117 for fixing the water tank 110 seating thereon.
  • the fixing portion 117 may be provided in the form of a groove.
  • the water tank 110 is provided with a fixing protrusion 119 that is designed to be capable of locking with the fixing portion 117.
  • the fixing protrusion 119 is bent to having a -shape.
  • the fixing protrusion 119 is inserted into the fixing portion 117 in the course of seating the water tank 110 in the seating plate 116.
  • the fixing protrusion 119 may be an elastic member. In this case, the fixing protrusion 119 may be elastically deformed during the coupling or separation of the water tank 110.
  • a first leg 118 supporting the water tank 110 is provided under the seating plate 116.
  • a plurality of the first legs 118 may be provided to correspond corners of the seating plate 116.
  • the water reservoir is formed in a roughly a rectangular parallelepiped shape.
  • a size and volume of the water reservoir 130 may be less than those of the water tank 110.
  • a second leg 138 for supporting the reservoir 130 is provided under the water reservoir 130.
  • the water reservoir 130 is provided with an opening 132 through which the water is supplied from the water tank 110.
  • the reservoir opening 132 may be larger than that of the tank opening 112.
  • the tank cap 120 can easily extend from a portion under the tank opening 112 toward the interior of the water reservoir 130.
  • the water reservoir 130 is provided with a conflicting portion 135 mutually acting with the tank cap 120.
  • the conflicting portion 135 protrudes upward from an inner bottom surface of the water reservoir 130.
  • the water reservoir 130 is provided with an external air inlet 137 through which external air is introduced.
  • the air is introduced through the external air inlet 137, the interior of the water reservoir 130 maintains the atmospheric pressure.
  • a sealing member 114 is provided between the water tank 110 and the water reservoir 130 to prevent the water from leaking from the water reservoir 130.
  • the sealing member 114 is disposed along an outer circumference of the water reservoir opening 132.
  • the heating unit 150 for heating the water introduced into the water reservoir 130 is provided at a side of the water reservoir 130.
  • the heating unit 150 may be formed in a roughly a rectangular parallelepiped shape.
  • a heater 151 generating the steam by heating the water is provided in the heating unit 150.
  • the heater 151 may be disposed on a bottom of the heating unit 150.
  • the heater 151 may be a sheath heater, a PTC heater, a ceramic heater, or the like.
  • a felt may be provided under the heater 151 to prevent the heat generated by the heater 151 from being transferred to a surface of the heating unit 150. That is, the felt may be referred to as a heat transfer preventing member.
  • the felt may be disposed to surround the heater 151.
  • a heater coupling portion 154 to which the heater 151 is coupled is formed on a side surface of the heating unit 150. A side of the heater 151 may be coupled to the heater coupling portion 154.
  • the heating unit 150 is provided with a steam outlet 155 through which the generated steam is discharged.
  • the steam outlet 155 is provided in the form of a pipe, a portion of which extends into the heating unit 150 and the rest of which protrudes to the external side.
  • the steam outlet 155 is fitted through a surface of the heating unit 150. Needless to say, the steam outlet 155 is fixed on the surface of the heating unit 1550.
  • the steam outlet 155 is disposed on an upper portion of the heating unit 150.
  • the steam outlet 155 may be disposed at a higher location than a central portion of the heating unit 150. This is because that the steam generated by the heater 151 is lighter than the water and thus intends to rise.
  • a plurality of steam outlets 155 may be provided.
  • an inlet 136 through which the water is introduced from the water reservoir 130 to the heating unit 150 is formed between the water reservoir 130 and the heating unit 150. As shown in Fig. 5 , one or more inlets 136 may be formed on a side of the water reservoir 130.
  • the inlet 136 may be inclined downward toward the heating unit 150. That is, an undersurface of the water reservoir 130 is located at a higher position than an undersurface of the heating unit 150.
  • Fig. 6 is a cross-sectional view of the steam generating unit.
  • the water stored in the water tank 110 may be introduced into the water reservoir 130 through the tank opening 112. During this process, the valve member 122 of the tank cap 120 is opened. This will be described in more detail with reference to the accompanying drawings.
  • the water stored in the water reservoir 130 is introduced into the heating unit 150 through the inlet 136.
  • the water in the water tank 110 may be introduced into the heating unit 150 through the water reservoir 130 according to Pascal's principle.
  • pressure applied to fluid contained in an enclosed container is transferred from all portion of the fluid to a wall of the container without being reduced.
  • the formula (1) shows that pressure maintains a balance between the water tank 110 and the water reservoir 130.
  • the pressure of the water tank 110 is a sum of vacuum pressure in the tank and pressure by the water stored in the tank.
  • the pressure of the water reservoir 130 is a sum of air pressure in the reservoir 130 and pressure by the water stored in the water reservoir 130. As described above, the air pressure in the reservoir remains as the atmospheric pressure.
  • the tank cap 120 When the tank cap 120 is opened, the water in the water tank 110 falls down to the water reservoir 130 by gravity, i.e., by water pressure. During this process, the air in the water reservoir 130 is introduced into the water tank 110 through the tank cap 120.
  • the water reservoir 130 increases to a water level h2
  • the water covers a lower opening of the tank cap 120, i.e., a water level determining portion 125 (see Fig. 7 ) and thus the air in the water reservoir 130 cannot be introduced into the water tank 110.
  • the water level h2 means a height corresponding to the lower opening of the tank cap 120, i.e., the water level determining portion 125.
  • the internal pressure of the water tank 110 becomes a sum of the vacuum pressure and water pressure by the water level and the internal pressure of the water reservoir 130 becomes a sum of the atmospheric pressure and the water pressure by the water level. That is, pressure maintains a balance between the water tank 110 and the water reservoir 130.
  • P air + ⁇ gh water_reservoir ⁇ gh water_boiling + P steam & air
  • the formula (2) shows that the pressure maintains a balance between the water tank 110 and the water reservoir 130.
  • the internal pressure of the heating unit 150 becomes a sum of the pressure by the water in the heating unit 150 and steam/air pressure in the heating unit 150.
  • the water flows from the reservoir 130 to the heating unit 150 by a water level difference between the reservoir 130 and the heating unit 150.
  • the water level of the heating unit 150 may be determined by the water level of the water reservoir 130.
  • the heating unit 150 has a same water level as the water reservoir 130. That is, when the heating unit 150 has the same water level as the water reservoir 130, no water flows to the heating unit 150.
  • the water in the water tank 110 can effectively flow to the heating unit 150. That is, there is no need for a pump or controller that can direct the water to the heating unit. Therefore, the water can be directed from the water tank to the heating unit 150 by the structure.
  • Figs. 7 and 8 are views of the tank cap according to an embodiment
  • Fig. 9 is a view illustrating a coupling structure of the water tank and the tank cap according to an embodiment
  • Fig. 10 is a view illustrating an operation of the tank cap of Figs. 7 and 8 .
  • the tank cap 120 includes a cap body 121 defining an exterior of the tank cap 120, a valve member 122 that is provided above the cap body 121 and is selectively opened, a guide unit 123 for guiding movement of the valve member 122, and a spring 124 biasing the guide unit 123.
  • the cap body 121 is provided with an inner unit 121a formed in an interior thereof and an outer unit 121b formed on an outer side of the inner unit 121a.
  • the inner and outer units 121a and 121b may be formed in a hollow cylindrical shape.
  • the inner unit 121a is provided with opened top and bottom. Therefore, the water is directed from the upper end of the cap body 121 and discharged to the water reservoir 130 through the lower end of the cap body 121.
  • the outer unit 121b is designed to have a larger diameter than the inner unit 121a. That is, at least a portion of the inner unit 121a is received in the outer unit 121b.
  • the outer unit 121b is provided at an inner circumference thereof with a thread 121e by which the tank cap 120 can be easily coupled to the water tank 110.
  • the water tank 110 is provided with a coupling portion 117 (see Fig. 9 ) coupled to the thread 121e.
  • the coupling portion extends from an undersurface of the water tank 110 downward.
  • the coupling portion 117 is provided with a screw portion 117a screw-coupled to the thread 121e.
  • the guide unit 123 moves in a vertical direction in the receiving space 121d.
  • the water level determining portion 125 is formed on a top of the receiving space 121d to determine the water level of the water reservoir 130.
  • the water level determining portion 125 is opened so that the water and air can pass therethrough.
  • the water level determining portion 125 is a location through which the water starts being discharged from the tank cap 120.
  • the water level determining portion 125 has a corresponding height to the maximum water level h2. That is, when the water level of the water reservoir 130 is higher than the water level determining portion 125, the air in the water reservoir 130 cannot be directed to the water tank 110 through the water level determining portion 125.
  • the water level determining portion 125 defines a maximum water level of the water reservoir 130.
  • the guide unit 123 is movably provided in the inner unit 121a.
  • the guide unit 123 is provided in the form of a bar extending in a vertical direction.
  • a supporting protrusion 123a allowing the guide unit 123 to be supported on the inner unit 121a is formed on an approximately central portion of the guide unit 123.
  • the inner unit 121a is provided at a location corresponding to the supporting protrusion 123a with a supporting unit 121c.
  • the supporting protrusion 123a is supported on a top of the supporting unit 121c.
  • the separation or deformation of the guide unit 123 can be prevented.
  • valve member 122 is fixed on an upper portion of the guide unit 123.
  • the valve member 122 may be fitted around the guide unit 123.
  • the coupling of the guide unit 123 and the valve member 122 is not specifically limited.
  • the valve member 122 may be coupled to the guide unit 123 by a coupling member or by a shrink-fitting manner.
  • a conflict responding unit 123b mutually acting with the conflict portion 135 is provided on a lower end of the guide unit 123.
  • the counter-conflicting unit 123b is formed at a corresponding location to the conflicting portion 135.
  • the conflicting portion 135 closely contacts the counter-conflicting unit 123b to bias the counter-conflicting unit 123b.
  • the cap body 121 is lowered to a predetermined location but the guide unit 123 and the counter-conflicting unit 123b are restricted by the conflicting portion 135.
  • the spring 124 provided on the guide unit 123 is compressed.
  • the supporting unit 121c moves in a direction in which the spring 124 is compressed, i.e., in a downward direction, and thus the supporting protrusion 123a moves away from the supporting unit 121c.
  • the spring 124 is provided around the guide unit 123 to bias the guide unit 123.
  • the spring 124 has a first end fixed on the counter-conflicting unit 123b and a second end fixed on the inner unit 121a.
  • the inner unit 121a is provided with a spring fixing portion 121 fixing the spring 124.
  • the spring fixing portion 121f is formed on an undersurface of the inner unit 121a.
  • the spring 124 is compressed and restored during the movement of the guide unit 123 in the vertical direction.
  • the lower end portion (i.e., the counter-conflicting unit 123b) of the tank cap 120 closely contacts the conflicting portion 135.
  • the cap body 121 moves downward to a predetermined location.
  • the guide unit 123 is constricted by the conflicting unit 135 not to move downward as long as the cap body 121 moved downward.
  • the counter-conflicting unit 123b maintains the close-contact state with the conflicting portion 135.
  • the conflicting portion 135 applies reacting force F1 to the counter-conflicting unit 123b, in the course of which the spring 124 is compressed and the valve member 122 moves away from the top of the cap body 121 in a direction a.
  • the upper end of the cap body 121 is opened and the water in the water tank 110 flows downward through the upper end of the cap body 121.
  • the water is introduced into the water reservoir 130 through the opened lower end of the cap body 121.
  • the water tank 110 is coupled to the tank cap 120.
  • the valve member 122 of the tank cap 120 closes the tank opening 112.
  • the water tank 110 seats on the seating plate 116 and is thus coupled to the water reservoir 130.
  • valve member 122 of the tank cap 120 spaces away from the cap body 121 and thus the water in the water tank 110 is introduced into the water reservoir 130 through the tank cap 120.
  • the water level of the water reservoir 130 increases.
  • pressure maintains a balance between the water tank 110 and the water reservoir 130 and thus the water cannot be introduced into the water reservoir 130.
  • the water level of the water reservoir 130 differs from that of the heating unit 150.
  • the water in the water reservoir 130 is introduced into the heating unit 150 through the inlet 136 in accordance with the water level difference.
  • the water introduced into the heating unit 150 is heated by the heater 151, in the course of which the steam is generated and discharged to the external side through a steam outlet 155.
  • the heating time can be shortened.
  • the structure of the steam generating unit is simple, the weight of the nozzle in which the steam generating unit is provided can be reduced.
  • the steam generating time can be shortened and thus the industrial applicability is high.

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Humidification (AREA)
  • Devices For Medical Bathing And Washing (AREA)

Claims (10)

  1. Buse pour un appareil de nettoyage, comprenant :
    un corps principal de buse (10) définissant un extérieur de la buse ; et
    une unité de génération de vapeur (100) prévue dans le corps principal de buse (10) et générant de la vapeur en utilisant de l'eau,
    dans laquelle l'unité de génération de vapeur (100) comprend :
    un réservoir d'eau (110) stockant l'eau et ayant un capuchon de réservoir (120) qui est sélectivement ouvert ; et
    une unité de chauffage (150) recevant l'eau depuis le réservoir d'eau (110) et chauffant l'eau reçue, dans laquelle un dispositif de chauffage (151) générant la vapeur en chauffant l'eau est prévu dans l'unité de chauffage (150), et l'unité de chauffage (150) est pourvue d'une sortie de vapeur (155) à travers laquelle la vapeur générée est déchargée ;
    caractérisé en ce que l'unité de génération de vapeur (100) comprend en outre
    une réserve d'eau (130) qui alimente l'eau depuis le réservoir d'eau (110) à l'unité de chauffage (150), dans laquelle l'eau est introduite dans la réserve d'eau (130) jusqu'à ce que la pression interne maintienne un équilibre entre le réservoir d'eau (110) et la réserve d'eau (130), dans laquelle une entrée (136), via laquelle l'eau est introduite depuis la réserve d'eau (130) vers l'unité de chauffage (150), est formée entre la réserve d'eau (130) et l'unité de chauffage (150).
  2. Buse selon la revendication 1, dans laquelle la réserve d'eau est prévue au-dessous du réservoir d'eau (110) et l'eau est introduite dans la réserve d'eau (130) jusqu'à ce qu'il se forme une pression sous vide dans le réservoir d'eau (110).
  3. Buse selon la revendication 1, dans laquelle le réservoir d'eau (110) est couplé de façon détachable à une portion supérieure de la réserve d'eau (130).
  4. Buse selon la revendication 1, dans laquelle le réservoir d'eau (110) est dotée d'une ouverture de réservoir (112) à travers laquelle l'eau est déchargée, et le capuchon de réservoir (120) est couplé de façon détachable à l'ouverture de réservoir (112).
  5. Buse selon la revendication 4, dans laquelle un fond du réservoir d'eau (110) est incliné vers le bas en direction de l'ouverture de réservoir (112).
  6. Buse selon la revendication 4, dans laquelle la réserve d'eau (130) est dotée d'une ouverture de réserve (130) via laquelle l'eau est introduite depuis le réservoir d'eau (110) et l'ouverture de réserve (132) est plus grande que l'ouverture du réservoir (112).
  7. Buse selon la revendication 1, dans laquelle le capuchon de réservoir (120) est doté d'une portion de détermination de niveau d'eau (125) définissant un niveau d'eau maximum de la réserve d'eau (130).
  8. Buse selon la revendication 7, dans laquelle la portion de détermination de niveau d'eau (125) est définie par une ouverture à l'extrémité inférieure du capuchon de réservoir (127).
  9. Buse selon la revendication 8, dans laquelle l'introduction de l'eau dans la réserve d'eau (130) est arrêtée quand l'eau de la réserve d'eau (130) couvre l'ouverture à l'extrémité inférieure.
  10. Buse selon la revendication 1, dans laquelle l'unité de génération de vapeur (100) comprend en outre un élément d'étanchement (114) qui est prévu entre le réservoir d'eau (110) et la réserve d'eau (130) pour empêcher à l'eau de fuir.
EP08876622.5A 2008-07-21 2008-12-01 Buse pour nettoyeur Not-in-force EP2309910B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020080070452A KR20100009706A (ko) 2008-07-21 2008-07-21 청소기의 노즐
PCT/KR2008/007100 WO2010011000A1 (fr) 2008-07-21 2008-12-01 Buse pour nettoyeur

Publications (3)

Publication Number Publication Date
EP2309910A1 EP2309910A1 (fr) 2011-04-20
EP2309910A4 EP2309910A4 (fr) 2013-11-13
EP2309910B1 true EP2309910B1 (fr) 2016-06-01

Family

ID=41570443

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08876622.5A Not-in-force EP2309910B1 (fr) 2008-07-21 2008-12-01 Buse pour nettoyeur

Country Status (4)

Country Link
EP (1) EP2309910B1 (fr)
KR (1) KR20100009706A (fr)
RU (1) RU2448638C1 (fr)
WO (1) WO2010011000A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4372274A1 (fr) * 2022-11-15 2024-05-22 E.G.O. Elektro-Gerätebau GmbH Dispositif de production de vapeur et appareil ménager équipé d'un tel dispositif

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101025709B1 (ko) * 2008-08-07 2011-03-30 엘지전자 주식회사 청소기의 노즐
ES2635543B1 (es) * 2017-03-31 2018-07-30 Fundación Tekniker Dispositivo para el pulido manual de piezas de plástico
GB2622857A (en) * 2022-09-30 2024-04-03 Dyson Operations Pte Ltd A cleaner head for an appliance

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0199525A (ja) * 1987-10-12 1989-04-18 Matsushita Electric Ind Co Ltd じゅうたんメンテナンス機
DE9110171U1 (de) * 1991-08-16 1993-03-25 Vorwerk & Co Interholding Gmbh, 5600 Wuppertal Dampfreinigungsgerät
DE4322375C1 (de) * 1993-07-06 1995-01-12 Schuetz Werke Gmbh Co Kg Verfahren zur Herstellung ein- und doppelwandiger Innenbehälter aus Stahlblech
JPH1043099A (ja) * 1996-08-06 1998-02-17 Tec Corp 電気掃除機の吸込口体
RU2172441C2 (ru) * 1998-11-19 2001-08-20 Сосьете Насьональ Д'Этюд Э Де Констрюксьон Де Мотер Д`Авиасьон "Снекма" Устройство уплотнения с пластиной
KR100436763B1 (ko) * 2002-02-28 2004-06-23 삼성광주전자 주식회사 청소기용 스팀분사장치
KR100507444B1 (ko) * 2003-03-19 2005-08-17 와이.엘산업주식회사 스팀청소기
KR100745593B1 (ko) * 2006-03-06 2007-08-03 삼성광주전자 주식회사 스팀 발생장치
KR20080022966A (ko) * 2006-09-08 2008-03-12 주식회사 대우일렉트로닉스 물통 연결장치

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4372274A1 (fr) * 2022-11-15 2024-05-22 E.G.O. Elektro-Gerätebau GmbH Dispositif de production de vapeur et appareil ménager équipé d'un tel dispositif

Also Published As

Publication number Publication date
KR20100009706A (ko) 2010-01-29
EP2309910A4 (fr) 2013-11-13
WO2010011000A1 (fr) 2010-01-28
RU2448638C1 (ru) 2012-04-27
EP2309910A1 (fr) 2011-04-20

Similar Documents

Publication Publication Date Title
CN208677252U (zh) 手持式抽吸清洁器
KR101014468B1 (ko) 청소기의 노즐
EP2309910B1 (fr) Buse pour nettoyeur
KR101052118B1 (ko) 청소기의 노즐
CN111712329B (zh) 双重容器
EP2327347B1 (fr) Buse d'aspirateur
KR100641843B1 (ko) 물 유출 방지 환수구조를 갖는 스팀청소기
KR100745593B1 (ko) 스팀 발생장치
KR20120002908A (ko) 액체 분사 장치
KR20100009707A (ko) 청소기
KR101025642B1 (ko) 청소기의 노즐
KR101025662B1 (ko) 청소기의 노즐
JP2016021990A (ja) 吐出ノズルおよびこれを備えた湯沸装置
KR101012978B1 (ko) 청소기의 노즐
KR20180093275A (ko) 샴푸용기용 펌프
KR101120073B1 (ko) 청소기의 노즐
KR101025709B1 (ko) 청소기의 노즐
KR20100009711A (ko) 청소기의 노즐
KR20220055249A (ko) 듀얼노즐을 이용한 커피캡슐 및 티캡슐 전용 음료추출머신
KR101052172B1 (ko) 청소기의 노즐
KR101003671B1 (ko) 청소기의 노즐
CN110938978A (zh) 利用加重块增压的水箱及自动补水蒸汽产生设备
KR20210023263A (ko) 물통 수위를 알 수 있는 부표
KR100779190B1 (ko) 부표 및 이를 채택한 물통
CN211368145U (zh) 利用加重块增压的水箱及自动补水蒸汽产生设备

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20110118

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA MK RS

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20131016

RIC1 Information provided on ipc code assigned before grant

Ipc: A47L 13/22 20060101ALI20131010BHEP

Ipc: A47L 11/34 20060101AFI20131010BHEP

Ipc: B65G 51/00 20060101ALI20131010BHEP

Ipc: A47L 11/40 20060101ALI20131010BHEP

17Q First examination report despatched

Effective date: 20150615

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTG Intention to grant announced

Effective date: 20160104

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: LG ELECTRONICS INC.

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

Ref country code: AT

Ref legal event code: REF

Ref document number: 803329

Country of ref document: AT

Kind code of ref document: T

Effective date: 20160615

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602008044570

Country of ref document: DE

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20160601

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160601

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160601

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160901

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 9

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 803329

Country of ref document: AT

Kind code of ref document: T

Effective date: 20160601

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160601

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160601

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160601

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160601

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160601

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160902

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160601

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160601

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160601

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160601

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160601

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161001

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161003

Ref country code: BE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160601

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160601

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160601

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602008044570

Country of ref document: DE

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20170302

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160601

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160601

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160601

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161201

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161231

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161231

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 10

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161201

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20171110

Year of fee payment: 10

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20171107

Year of fee payment: 10

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20081201

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160601

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160601

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160601

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20161201

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20181105

Year of fee payment: 11

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20181201

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20181231

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20181201

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 602008044570

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20200701