WO2010054995A1 - Fer à repasser à vapeur - Google Patents

Fer à repasser à vapeur Download PDF

Info

Publication number
WO2010054995A1
WO2010054995A1 PCT/EP2009/064778 EP2009064778W WO2010054995A1 WO 2010054995 A1 WO2010054995 A1 WO 2010054995A1 EP 2009064778 W EP2009064778 W EP 2009064778W WO 2010054995 A1 WO2010054995 A1 WO 2010054995A1
Authority
WO
WIPO (PCT)
Prior art keywords
rod
actuator
inlet port
steam
water
Prior art date
Application number
PCT/EP2009/064778
Other languages
German (de)
English (en)
Inventor
Carmelo Albandoz Ruiz De Ocenda
Jesus Maria Nogueira Moraza
Original Assignee
BSH Bosch und Siemens Hausgeräte GmbH
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 BSH Bosch und Siemens Hausgeräte GmbH filed Critical BSH Bosch und Siemens Hausgeräte GmbH
Priority to ES09747857T priority Critical patent/ES2398690T3/es
Priority to EP09747857A priority patent/EP2347049B1/fr
Publication of WO2010054995A1 publication Critical patent/WO2010054995A1/fr

Links

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
    • D06F75/00—Hand irons
    • D06F75/08—Hand irons internally heated by electricity
    • D06F75/10—Hand irons internally heated by electricity with means for supplying steam to the article being ironed
    • D06F75/14—Hand irons internally heated by electricity with means for supplying steam to the article being ironed the steam being produced from water in a reservoir carried by the iron
    • D06F75/18—Hand irons internally heated by electricity with means for supplying steam to the article being ironed the steam being produced from water in a reservoir carried by the iron the water being fed slowly, e.g. drop by drop, from the reservoir to a steam generator

Definitions

  • the invention relates to a steam iron comprising a water tank hydraulically connectable through an inlet port to a steam chamber, a movable control rod for adjusting the amount of water flowing from the water tank through the inlet port into the steam chamber, and a user operable one
  • known steam irons consist of a steam iron base with a steam chamber heated with electrical resistance and a water tank from which water is supplied to the steam chamber to generate steam. It is desired that the amount of water flowing into the steam chamber be selected in an adjustable manner relative to the correct bottom temperature of the iron adapted to the corresponding material to be ironed.
  • water is passed through an inlet port into the steam chamber, the opening space of which is variable, whereby the flow rate of the draining water circulating through it can be adjusted and thus the amount of steam generated can be changed.
  • a movable control rod is used, which has a tapered conical valve, which is guided adjustable in height in the opening of the inlet port.
  • Control rod in the vertical direction raised or lowered, wobbe the opening of the Inlet port is adjusted to the steam chamber.
  • a steam iron in which a temperature-controlled adjusting element for closing the water inlet port to the steam chamber, as soon as the temperature of the iron floor is not sufficient for complete water evaporation, is installed.
  • the adjusting element has a bimetallic bending spring, which, when the temperature for water evaporation is high, acting on a closure element which is acted upon by a spring force and arranged in the closing direction next to a valve sleeve such that the closure element leaves open the opening of the valve sleeve , Although this adjustment prevents the water from entering the evaporation chamber, but still does not protect against the entrance water, so that the bimetallic spiral spring can cool down before a sufficient amount of water has penetrated into the evaporation chamber.
  • This iron has a bimetallic element which opens the flow of water through an anti-drip valve to an intermediate chamber which is in hydraulic communication with the inlet port to the steam chamber and is controlled by the drip valve of the control rod. If the iron tray is not warm enough to evaporate water, the bimetallic element closes the flow of water through the anti-drip valve to the intermediate chamber, stopping the supply of water to the steam chamber, regardless of whether the control rod is closed or open.
  • This system requires a high number of parts, because it is expensive.
  • the invention is in particular the object of providing a steam iron with a more precise and convenient for the user control.
  • a steam iron comprising a water tank hydraulically connectable to a steam chamber through an inlet port, a movable control rod for adjusting the amount of water flowing from the water tank through the inlet port into the steam chamber, and a user operable rod.
  • the control means comprises which rod control means has an elastic member which pushes the movable control rod to a closed position, the water flow through the inlet port being blocked, and a user operable actuator to move the control rod to an open position, comprising Water flow from the water tank through the inlet port opens into the steam chamber, and keep it in the open position, while the actuator is actuated by the user.
  • a steam iron of such features provides the user with a more precise control of the flow of water from the water tank to the steam chamber, as by an actuator as in the iron according to the invention, the user can act directly on the opening of the inlet port as water flow from the water tank to the steam chamber, and only if the user stops acting on the actuator, the water flow from the water tank to the steam chamber due to the pressure exerted by the elastic member on the movable control rod and this exerts on the inlet port, close tightly.
  • the elastic member may be a helical spring or leaf spring, a metallic spring or a spring made of plastic, which resumes its original position, the movable control rod returning to the closed position.
  • the end of the rod closest to the inlet port has a plug so that it remains plugged into the inlet port at the closed position of the movable control rod, sealing the flow of water tightly.
  • the rod plug may have a conical or cylindrical grooved seat or any other shape which, in the closed position, blocks the flow of water from the water tank into the vapor chamber through the inlet port.
  • a plug having a bottom connected to the rod, a wall extending from the bottom periphery and contactable with the edge of the inlet port and the wall having a groove with a variable width which is closest to the bottom Part of the groove enlarged.
  • an additional restrictor may be arranged which must be actuated to permit the displacement of the rod to this position, which is the most suitable position for cleaning the steam chamber.
  • the open position of the bar is any position of the bar that allows water to flow from the water tank into the steam chamber through the inlet port regardless of the flow. This will vary from a partial opening of the inlet port for minimum steam generation to a full opening of the inlet port, for example to carry out the cleaning of the steam chamber. This is achieved with the movement of the control rod relative to the inlet port as it is actuated by the actuator.
  • the iron also includes a handle connected to an iron body and that the actuator is located on the handle. In this way, the actuator can be operated by the hand with which the user grips the handle of the steam iron.
  • the handle joins the iron body at a front zone of the iron and the actuator is located at the part of the handle facing the iron body.
  • the actuator can be operated with the fingers of the user's hand, and if the actuator is designed as a trigger button, it can be operated and controlled with a single finger.
  • the thrust exerted by the elastic member will be sufficient to close the inlet port, but the user may with a single finger overcome the thrust applied to the rod by the resilient member and move the control rod to open the inlet port ,
  • the actuation of the actuator is mechanical, ie that the actuator is moved by the pressure of the user's hand on the same.
  • the actuator is provided in direct contact or in contact by means of bridged intermediate parts with the movable control rod, therefore, the user chains the movement of the control rod when pressing on the actuator, displacing the control rod and opening the water flow through the inlet port.
  • the actuator is in the form of a trigger, it is intended to rotate about a shaft and that its opposite end directly contacts the control rod or the intermediate member which chains the movement. It is also envisaged that the rod control device also a
  • Limiting device has to limit the movement of the control rod. It is very advantageous because the displacement of the rod can be limited by the user and this can always press on the actuator to the end, without worrying that the opening of the inlet port will be too large and more water is introduced as desired , In a simpler design of the iron, the limiting device limits the longitudinal displacement of the control rod to the open position.
  • the limiting device has a wheel, which is rotatable with at least one contactable by the control rod stop by the user.
  • the iron is provided with the rod control device with an activatable during actuation of the actuator warning device.
  • this emits a light signal.
  • a light bulb placed in a location well visible by the user is continuously illuminated while operating the actuator and the steam chamber is warm enough to evaporate all the water that is being introduced.
  • the warning device emits a sound signal, such as a bip sequence, while the user is holding the actuator pressed or the light of the light bulb is flashing. In this way, the user is warned that if he continues to operate, the water may leak through the soleplate without evaporating and wet the laundry.
  • the rod control device has a locking device for fixing the position of the control rod in an open position, without the need for the actuator to be depressed. In this way, the user can be given comfort, so that he should not press continenuously on the actuator.
  • This locking device can be very simple, such as a slidable wedge, which blocks the movement of the actuator.
  • Figure 1 is a schematic sectional view of the front side of a steam iron according to the invention with the movable control rod in the closed position.
  • Figure 2 is a schematic sectional view of the front side of a steam iron according to the invention with the movable control rod in the open position.
  • Figure 3 is a schematic sectional view of the front of a steam iron according to the invention with a limiting device, wherein the movable control rod is in a closed position.
  • Fig. 4 is a schematic sectional view of the front side of a steam iron according to the invention with a limiting device which limits the movement of the movable control rod to an open intermediate position, and
  • Fig. 5 is a schematic sectional view of the front side of a steam iron according to the invention with a limiting device which allows the movement of the movable control rod in the maximum opening position.
  • FIG. 1 is shown in a schematic sectional view of the front part of a steam iron according to the invention with a iron body 20, where the water tank 30 is integrated.
  • the steam chamber 40 which is hydraulically connected to the water tank 30 through the inlet port 50.
  • the steam chamber 40 is heated by means of a heating element 42, which extends inside thereof, heated.
  • the steam chamber has an external sole 44 which contacts the laundry to be ironed.
  • This is a steam iron that works by gravity, i. the water of the water tank 30 falls by its own weight through the inlet port 50 into the steam chamber 40 and is evaporated in the steam chamber when the temperature of the steam chamber is high enough to vaporize it.
  • the water flow rate introduced into the steam chamber is regulated by a drip system having a movable control rod 60.
  • Control rod can be made of metal or plastic and has one at its end
  • Plug 62 to close the inlet port 50.
  • the control rod 60 can only between a closed position A and an open position B in the
  • the rod is in the closed position A, in which the plug 62 of the rod is completely seated at the inlet port 50, the water flow is prevented from the water tank 30 into the steam chamber 40.
  • the iron has a rod control device 70, which is an elastic element
  • the rod controller 70 also includes an actuator 74 that is integrated with the lower part of the handle 10, facing the iron body 20.
  • the actuator is designed as a trigger button, which is easily operated by the user with his index finger, which user the iron on the handle holds, without needing to let this, although he does not operate the actuator further.
  • the actuator rotates about an actuating shaft 76 and at its opposite end it has a lifting arm 78.
  • the end of the lifting arm 78 is sandwiched between the seat 22 and the head 66 of the rod.
  • the force of the elastic member pushes the head against the lift arm 78, with the button 75 of the actuator 74 being kept completely outside the handle 10.
  • the rod has the exact length, so that the head in the closed position A presses the lifting arm 78 against the seat 22.
  • the lifting arm 78 is formed as a rail which is penetrated by the axis of the control rod 60 and where the head 64 is supported so that the head can slide freely on the lifting arm 78.
  • the iron has a warning device, such as an LED lamp 92.
  • the lamp is illuminated at the time the button 75 is lit to a minimum is pressed, since the actuator is connected to a switch 95, which closes the electrical circuit where the lamp 92 is connected. In the case of Figure 1, the circle is opened and the lamp is turned off.
  • Figure 2 shows the same steam iron of Figure 1 except for the actuator, which is rotated about its actuating shaft 76 and has moved by its lifting arm 78, the movable control rod 60 in an open position B, which is why the inlet port 50 is open and water from the water tank 30th can flow into the steam chamber 40.
  • the warning device 90 is activated by the closed switch 94, which causes the lamp 92 to be illuminated.
  • the terminals of the switch are flexible to allow complete actuation of the actuator and maintain contact therebetween during pressing.
  • FIG 3 shows an iron according to a preferred embodiment of the invention.
  • the iron is the same as in the previous figures except for a limiting device 80, which it has, which limits the longitudinal movement of the rod 60.
  • the lifting arm 78 is formed as a groove or groove, in the projecting
  • Hook axles of the head 64 of the rod so that they can rotate and slide freely on the groove or groove.
  • the limiting device 80 is designed as a wheel 84 which is arranged on the head 64 of the rod and is rotatable by the user about a wheel axle 86 fixedly arranged on the iron housing.
  • the wheel has a profile in the form of a cam with at least two stops 82 where the head 64 is contactable when the rod is moved by the actuator 74 until it abuts this stop. This allows the user to control the opening of the inlet port while limiting the displacement of the rod to the desired stop.
  • the wheel 76 which can be moved by the user from the outside, may have indications that indicate the degree of impact with respect to the opening of the inlet port or the raising of the rod 60. For example, an increasing numbering indicates a larger opening of the inlet port 50.
  • the head of the rod is at a higher position with the control rod 60 in an open position B, which allows the water to enter the steam chamber 40.
  • This is an advantage over the embodiment of Figs. 1 and 2 in that the user sets the amount of water he wishes to introduce into the steam chamber and manually pushes the actuator to the selected stop 82, without needing to manually index the finger to regulate. It is particularly advantageous if the user desires very low vapor levels, since a smaller pressure on the actuator is needed when there is no restriction device 80.
  • Wheel 84 is rotated to the stop 82 of maximum opening of the inlet port 50, wherein the control rod 60 is in an open position B '. Between the closed position A and the open position B 'a plurality of stops 82 may be formed, which limit the opening of the control rod 60 to various open intermediate positions B.
  • the open position B ' is particularly useful for the maximum water supply flow rate into the steam chamber when the user wants to clean the steam chamber. It is contemplated that the lamp 92 is illuminated whenever the actuator 74 is actuated. In addition, especially for the self-cleaning of the steam chamber, and for this particular case, an additional warning device is provided.
  • the warning device 90 may be formed to emit a light other than that emitted from the lamp 92, that is, another or more brilliant one Color or emit an audible signal warning the user that he is in the cleaning mode of the steam chamber.
  • the iron is a so-called system system cleaning the steam chamber.
  • known irons include a water supply parallel to the movable drip control rod 60 for supplying water directly into the steam chamber without flowing on the rod.
  • the self-cleaning is achieved by introducing a large amount of water into the interior of the steam chamber at a low temperature so that the steam chamber can not vaporize when it is introduced, and with a subsequent rise in the temperature of the steam chamber a sudden evaporation takes place, within the Steam chamber crusted lime demolished and entrained by the outlet openings of the steam chamber to the outside.
  • the user it is possible for the user to introduce a large amount of water into the steam chamber, thereby performing a self-cleaning on warm walls of the steam chamber, so that the large amount of cold water leads to a kind of thermal shock effect on the walls, which Breakage of the limestone layers results, and these break into small particles, which can escape later through the steam outlet ports of the steam chamber.
  • warning device 90 will be configured such that when the
  • Temperature of the steam chamber 40 is not suitable because it is too high, it will emit a signal that just water for cleaning the steam chamber can not be introduced.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Irons (AREA)

Abstract

L'invention porte sur un fer à repasser à vapeur, comprenant un réservoir d'eau (30), qui par un orifice d'entrée (50) peut être raccordé selon une communication hydraulique avec un compartiment de vapeur (40), une tige de commande (60), mobile, destinée à ajuster la quantité d'eau qui s'écoule du réservoir d'eau (30) pour arriver dans le compartiment de vapeur (40) en passant par l'orifice d'entrée (50), et un dispositif (70) de réglage de la tige, pouvant être manœuvré par un utilisateur. Le dispositif (70) de réglage de la tige possède un élément élastique (72), qui pousse la tige de commande mobile (60) jusqu'à une position de fermeture (A), dans laquelle le passage de l'eau par l'orifice d'entrée (50) est obturé, et un vérin (74), pouvant être manœuvré par l'utilisateur, pour déplacer la tige de commande mobile (60) dans une position d'ouverture (B, B'), laquelle permet à l'eau de s'écouler du réservoir d'eau (30) dans le compartiment de vapeur (40) en passant par l'orifice d'entrée (50), et permet de la maintenir en position d'ouverture (B, B') pendant que le vérin est actionné par l'utilisateur.
PCT/EP2009/064778 2008-11-13 2009-11-06 Fer à repasser à vapeur WO2010054995A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ES09747857T ES2398690T3 (es) 2008-11-13 2009-11-06 Plancha de vapor
EP09747857A EP2347049B1 (fr) 2008-11-13 2009-11-06 Fer à repasser à vapeur

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES200803295A ES2357818B1 (es) 2008-11-13 2008-11-13 Plancha a vapor.
ESP200803295 2008-11-13

Publications (1)

Publication Number Publication Date
WO2010054995A1 true WO2010054995A1 (fr) 2010-05-20

Family

ID=41514127

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2009/064778 WO2010054995A1 (fr) 2008-11-13 2009-11-06 Fer à repasser à vapeur

Country Status (3)

Country Link
EP (1) EP2347049B1 (fr)
ES (2) ES2357818B1 (fr)
WO (1) WO2010054995A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012049585A3 (fr) * 2010-10-13 2013-06-27 BSH Bosch und Siemens Hausgeräte GmbH Dispositif de repassage à vapeur
US20150135562A1 (en) * 2012-05-10 2015-05-21 De'longhi Appliances S.R.L. Divisione Commerciale Ariete Ironing system with iron provided with supplementary water tank
US10330308B2 (en) 2015-12-30 2019-06-25 Koninklijke Philips N.V. Apparatus for generating steam
EP3024970B1 (fr) * 2013-07-25 2019-11-06 Koninklijke Philips N.V. Appareil pour la production de vapeur
IT202100017957A1 (it) * 2021-07-08 2023-01-08 De Longhi Appliances Srl Ferro da stiro

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8426432U1 (de) * 1984-09-07 1984-11-15 Rowenta-Werke Gmbh, 6050 Offenbach Ventilstangen-Stellvorrichtung für Dampfbügeleisen
JPS607900A (ja) * 1983-06-28 1985-01-16 松下電器産業株式会社 アイロン
EP0665321A1 (fr) * 1994-01-29 1995-08-02 Braun Aktiengesellschaft Dispositif d'injection d'eau pour fer à repasser à vapeur
WO2008049817A1 (fr) * 2006-10-24 2008-05-02 BSH Bosch und Siemens Hausgeräte GmbH Fer à repasser à vapeur

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3165843A (en) * 1962-05-14 1965-01-19 Mc Graw Edison Co Jet steam iron

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS607900A (ja) * 1983-06-28 1985-01-16 松下電器産業株式会社 アイロン
DE8426432U1 (de) * 1984-09-07 1984-11-15 Rowenta-Werke Gmbh, 6050 Offenbach Ventilstangen-Stellvorrichtung für Dampfbügeleisen
EP0665321A1 (fr) * 1994-01-29 1995-08-02 Braun Aktiengesellschaft Dispositif d'injection d'eau pour fer à repasser à vapeur
WO2008049817A1 (fr) * 2006-10-24 2008-05-02 BSH Bosch und Siemens Hausgeräte GmbH Fer à repasser à vapeur

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012049585A3 (fr) * 2010-10-13 2013-06-27 BSH Bosch und Siemens Hausgeräte GmbH Dispositif de repassage à vapeur
US20150135562A1 (en) * 2012-05-10 2015-05-21 De'longhi Appliances S.R.L. Divisione Commerciale Ariete Ironing system with iron provided with supplementary water tank
US9273426B2 (en) * 2012-05-10 2016-03-01 De' Longhi Appliances S.R.L. Divisione Commerciale Ariete Ironing system with iron provided with supplementary water tank
EP3024970B1 (fr) * 2013-07-25 2019-11-06 Koninklijke Philips N.V. Appareil pour la production de vapeur
US10330308B2 (en) 2015-12-30 2019-06-25 Koninklijke Philips N.V. Apparatus for generating steam
IT202100017957A1 (it) * 2021-07-08 2023-01-08 De Longhi Appliances Srl Ferro da stiro
WO2023281550A1 (fr) * 2021-07-08 2023-01-12 De' Longhi Appliances S.R.L. Con Unico Socio Fer à repasser

Also Published As

Publication number Publication date
EP2347049A1 (fr) 2011-07-27
ES2357818A1 (es) 2011-05-03
ES2357818B1 (es) 2012-03-23
EP2347049B1 (fr) 2013-01-09
ES2398690T3 (es) 2013-03-21

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