WO2009133004A1 - Fer à repasser à vapeur avec dispositif de régulation de la vapeur - Google Patents

Fer à repasser à vapeur avec dispositif de régulation de la vapeur Download PDF

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Publication number
WO2009133004A1
WO2009133004A1 PCT/EP2009/054820 EP2009054820W WO2009133004A1 WO 2009133004 A1 WO2009133004 A1 WO 2009133004A1 EP 2009054820 W EP2009054820 W EP 2009054820W WO 2009133004 A1 WO2009133004 A1 WO 2009133004A1
Authority
WO
WIPO (PCT)
Prior art keywords
valve
actuator
axis
lever
rotation
Prior art date
Application number
PCT/EP2009/054820
Other languages
German (de)
English (en)
Inventor
Hermanus Kodden
Thomas PÖTSCH
Carmelo Urien Echaniz
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 ES09738048T priority Critical patent/ES2388712T3/es
Priority to EP09738048A priority patent/EP2304095B1/fr
Publication of WO2009133004A1 publication Critical patent/WO2009133004A1/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 with a regulating device for steam regulation and a regulating device and an adjusting device according to the preambles of the independent claims.
  • a drip valve which connects the water tank with an evaporator chamber. Depending on the position of the drip valve, more or less water enters the evaporator chamber.
  • a user operates via an externally accessible actuator the drip valve, which usually includes a dispensing needle to adjust the desired amount of steam.
  • Sliders in which the user moves a slider axially on the iron handle, which is transformed into an axial movement of the dispensing needle. Often the space in the iron is limited.
  • the invention has for its object to provide a steam iron with a regulator for steam control, which allows an improved space utilization and a great design freedom in the placement of the elements for steam control. Furthermore, a favorable regulating device and a suitable actuator for such a regulating device to be created.
  • the regulating device comprises a drip valve, which connects a water tank to an evaporator chamber, wherein the drip valve comprises a housing-fixed valve seat and a cooperating therewith, axially displaceable between two extreme positions valve rod with a valve axis, and an actuator for a quantity of steam, which cooperates with the drip valve, wherein the actuator has a control surface, the one Controlling movement of the drip valve, and wherein the actuator is with its control surface in operative connection with a lever which pressurizes the valve rod depending on a position of the control surface relative to an effective surface of the lever with pressure.
  • the actuator can be arranged as needed away from the drip valve.
  • the lever can be easily adjusted according to the distance of the actuator from the drip valve.
  • the actuator can be adjusted in size to his liking, so that a greater freedom of design is given.
  • the actuator can be made particularly small, which increases the ease of use for the user. If steam is to be dispensed, the user usually actuates the actuator during a bow movement z. B. with the thumb of the hand, which leads the steam iron. A small actuator is easier to operate and less impact on the handle of the steam iron. Furthermore, a small movement of the actuator can be conveniently converted into a large movement of the valve rod by the lever,
  • control surface of the actuator to move the effective surface of the lever parallel to the valve stem.
  • a rotary movement of the actuator are converted into an up and down movement of the valve stem.
  • the actuator can be designed as a thumbwheel.
  • An adjusting wheel can be operated particularly comfortably by a user since the user's hand does not have to be moved by the handle in order to actuate the actuator.
  • the setting wheel may have an axis of rotation which is arranged transversely to the valve axis.
  • the control surface may be curved around the axis of rotation of the setting wheel with one of a variable along the control surface radial distance from the axis of rotation.
  • the control surface then has a helical course, which can be converted into a stroke of the valve stem.
  • the axis of rotation of the thumbwheel can be aligned for example perpendicular to the valve axis.
  • the setting wheel may have an axis of rotation which is arranged parallel to the valve axis.
  • the active surface may be formed as a ramp, which may also be curved about the axis of rotation.
  • the actuator may also be designed as axial slide, wherein the active surface may be formed as a ramp.
  • the valve rod may have on its side facing the actuator a cap with a valve-active surface for operative connection with the lever.
  • the valve-active surface can be designed for operative connection with the lever as a sliding surface on which the lever can slide transversely to the valve axis during an up and / or down movement of the valve rod.
  • the lever acts on the cap and thus the valve rod, depending on the position of the control surface with a more or less large pressure force.
  • the lever may be pivotable about a hinge.
  • a regulator for steam control for installation in a steam iron with a controller, which is intended to change a drip valve by a movement of the actuator in its position, wherein a lever is provided, which in the assembled state the actuator with the drip valve connects, wherein the actuator has a control surface which cooperates in the assembled state with an effective surface of the lever.
  • the control surface of the actuator can advantageously move the effective surface of the lever up and down.
  • the actuator can be designed as a thumbwheel, which may have an axis of rotation which is arranged transversely to a valve axis of the drip valve.
  • the control surface may be curved around the axis of rotation of the setting wheel with one of a variable along the control surface radial distance from the axis of rotation.
  • the course of the control surface preferably corresponds to a section of a worm curve, which extends from the setting wheel from outside to inside.
  • the thumbwheel may alternatively have an axis of rotation, which may be arranged in the mounted state parallel to a valve axis of the drip valve.
  • the actuator can be designed as axial slide. In both cases, the active surface may be formed as a ramp.
  • a controller of a steam regulating device for installation in a steam iron with a configuration as a control wheel with a control surface, which causes a variable distance of a counter element to the actuator in the assembled state upon movement of the thumbwheel about its axis of rotation.
  • the rotational axis may be arranged transversely to a valve axis in the assembled state, wherein the control surface may be curved around the axis of rotation with a variable from a along the control surface radial distance from the axis of rotation.
  • the setting wheel may have an axis of rotation which is arranged parallel to the valve axis in the mounted state.
  • the active surface may be formed as a ramp, the end face facing the lever along its course has a variable distance from the setting wheel.
  • Fig. 1 is a detail sectional view through a preferred steam iron with a preferred regulating device; 2a-2c different views of the regulator of FIG. 1 with a
  • FIGS. 4a, 4b show a perspective view of the preferred regulating device from FIG.
  • Fig. 1 shows to illustrate the invention is a sectional detail view of a section of a preferred steam iron 10 with a housing 12, a soleplate 14 and a preferred regulating device 30 for steam control.
  • the steam iron 10 can be performed on an ironing material.
  • water can be arranged in the housing 12
  • Water tank 20 are metered into an evaporator chamber 22. There, the water is quickly heated to steam and via a steam outlet 24 via not shown
  • the regulating device 30 comprises a drip valve 32, which connects the water tank 20 with the evaporator chamber 22, wherein the drip valve 32 comprises a housing-fixed valve seat 36 and a cooperating with this, axially displaceable between two extreme positions valve rod 34 with a valve axis 28.
  • a cap 44 is arranged with a valve-active surface 46, which is formed transversely to the longitudinal axis of the valve rod 34.
  • the valve rod 34 has a needle 38 which can close or release an opening of the valve seat 36.
  • the valve rod 34 is surrounded by a compression spring 40, which is supported against a housing-fixed spring seat 48. If the valve rod 34 is not pressurized, the compression spring 40 pushes the valve rod 34 upwards. In order to move the valve rod 40 down, the spring force of the compression spring 40 must be counteracted.
  • the regulating device 30 comprises a regulator 70 for a quantity of steam, which is preferably designed as a thumbwheel and which cooperates with the drip valve 32, and a lever 50 which cooperates with the actuator 70 and the valve rod 34.
  • the lever 50 extends between the actuator 30 and the drip valve 32.
  • the designed as a setting actuator actuator 70 has an axis of rotation 80 which is formed transversely, preferably perpendicular, to the valve axis 28 (longitudinal axis) of the valve rod 34.
  • the lever 50 has a cranked shape with a lever leg 56 which can slide on the valve active surface 46 and a lever head 56 angled lever head 54 having an active surface 52 which serves as a counter surface to a control surface 74 of the actuator 70.
  • the active surface 52 of the lever 50 is arranged offset next to the valve rod 34.
  • the actuator 70 can be arranged axially next to the drip valve 32.
  • Figures 2a-2c and 3a-3c and Figures 4a, 4b show details of the preferred regulation means 30 of Figure 1. In order to avoid unnecessary repetition, the explanation of the function of elements which are not further explained on the description of Fig. 1 referenced.
  • FIGS. 2a-2c show the adjusting device 30 shown in the installed state in detail in detail in different views from the rear (FIG. 2a), from the side (FIG. 2b) and as a partial section from the front (FIG. 2c), in FIG a first extreme position, which corresponds to a completely closed drip valve 32, while Figs. 3a-3c show the respective views of the regulator 30 in a second extreme position, which corresponds to a fully opened drip valve 32.
  • Fig. 4a and 4b the two extreme positions are shown in a strongly perspective distorted view, in which the preferably designed as a setting wheel actuator 70 is highlighted.
  • the control surface 74 of the actuator 70 controls a movement of the drip valve 32 by at a rotation of the trained as a vertical adjusting wheel actuator 70 with its control surface 74, the valve rod 34 depending on a position of the control surface 74 relative to an active surface 52 of the lever 50 with pressure applied.
  • the control surface 74 of the actuator 70 has a helical cam which runs inwardly along the control surface 74 from the edge of the thumbwheel.
  • the control surface 74 thus changes along its longitudinal extent their distance from the axis of rotation 80 of the setting wheel.
  • the thumbwheel is arranged vertically, so that its axis of rotation 80 is aligned perpendicular to the valve axis 28. If the control surface 74 is in contact with the active surface 52 of the lever 50, this active surface 52 is displaced parallel to the valve rod 34.
  • the actuator 70 can be operated by means of a fin 76 projecting on the circumference, which a user can twist, for example with his thumb, about the axis of rotation 80.
  • the preferably cranked lever 50 is fixed to the housing fixed in a pivot bearing, not shown, including pins 58 are provided at the free end of the lever head 54.
  • the pins 58 indicate the pivot axis.
  • the lever head 54 is U-shaped with two legs 60, 62 which each carry a pin 58 which can be inserted into a corresponding pivot bearing to make the lever 50 pivotable. Between the legs 60, 62, a recess 64 is provided, in which the actuator designed as a dial 70 protrudes partially with its circumference, so that its control surface 74 may come into contact with the active surface 52 of the lever 50.
  • the contact surface 52 is formed by the top of a non-descript cross member between the legs 60, 62. In the side view in Fig. 2b, the active surface 52 and the cross member can be seen as a step. At its lever foot 56, the lever 50 can slide over the valve-active surface 46 of the cap 44 of the drop valve 32.
  • Fig. 2a it can be seen that the control surface 74 at its point of contact with the active surface 52 of the lever 50 has its maximum distance from the axis of rotation 80 and correspondingly pushes the lever 50 down.
  • the fin 76 has e.g. to the left.
  • a toothed circular segment 78 is formed on the rear side of the actuator 70 designed as a setting wheel and engages with a U-shaped spring clip 82.
  • the spring clip 82 forms, in cooperation with the circular segment 78, an end stop for the rotary movement of the setting wheel.
  • the teeth of the circle segment 78 give the user a feeling for the distance traveled adjustment of the thumbwheel, when the teeth slide on adjustment of the thumbwheel over the spring clip 82, wherein the teeth in cooperation with the spring clip 82 give a good perceptible noise. Furthermore, the spring clip 82 causes a restoring force when the actuator 70 is brought into that end position which corresponds to the maximum amount of steam, e.g. for a short and violent burst of steam, in which the maximum amount of water enters the evaporator chamber 22. When the user releases the actuator 70 in this position, the actuator 70 automatically moves or rotates to a position corresponding to a smaller amount of steam.
  • the lever foot 56 sits on the edge of the valve active surface 46 and touches it with its tip (Fig. 2b).
  • the fin 76 has in Fig. 2b forward.
  • the compression spring 40 is compressed between the spring seat 48 and the underside of the cap 44.
  • a needle 38 of the valve rod 34 protrudes from an opening 26 of the valve seat 36, a needle 38 of the valve rod 34 and closes the opening 26, as can be seen in Fig. 2c with reference to the section. No water can get from the water tank 20 into the evaporator chamber 22 (FIG. 1).
  • FIGS. 3a-3c show the situation when the drip valve 32 is open.
  • the control surface 74 is now at the end of the active surface 52 of the lever 50, which is arranged closer to the rotation axis 80 (Fig. 3a).
  • the lever 50 can move upwardly ( Figure 3b), relieving the valve stem 34 and allowing it to be pushed up by the compression spring 40.
  • the needle 38 has been moved upwardly out of the opening 26 of the valve seat 36 and releases the opening 26 ( Figure 3c).
  • the lever foot 56 is now flat on the valve-active surface 46 of the cap 44.
  • FIGS. 4a and 4b clearly show the actuator 70 designed as a setting wheel in the two extreme positions with the drip valve 32 closed (FIG. 4a) and the drip valve 32 completely open (FIG. 4b). Further, a pivot 84 can be seen, around which the set as a setting wheel actuator 70 is pivotable.
  • the drip valve 32 is closed, and the valve rod 34 is seated on the valve seat 36, which likewise opposes a high resistance to further movement of the setting wheel.
  • the teeth make with the spring clip 82 on the one hand a good perceptible noise when the actuator designed as a dial 70 is rotated. Furthermore, the spring clip 82 generates a restoring force of the actuator 70 when the actuator 70 is brought into that end position in which the circular segment 78 has its elevation. This position corresponds to the maximum amount of steam, eg for a short burst of steam ("boost function"), in which the maximum amount of water enters the evaporator chamber 22. If the user then releases the actuator 70, this is moved or rotated by the action of the spring clip 82 and the slope of the elevation inclined towards the row of teeth is automatically moved to a position corresponding to a smaller amount of steam.
  • boost function a short burst of steam

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Irons (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Connector Housings Or Holding Contact Members (AREA)

Abstract

L'invention concerne un fer à repasser à vapeur (10) avec un carter (12), une semelle de repassage (14) et un dispositif de régulation (30) destiné à réguler la vapeur, comprenant une vanne goutte à goutte (32) qui relie un réservoir d'eau (32) avec une chambre de vaporisation (22), dans lequel la vanne goutte à goutte (32) comprend un siège de vanne (36) solidaire du carter et une tige de vanne (34) avec axe de vanne (28) qui coopère avec le siège de vanne et peut coulisser axialement entre deux positions extrêmes, et un organe de réglage (70) de la quantité de vapeur, qui coopère avec la vanne goutte à goutte (32), dans lequel l'organe de réglage (70) possède une surface de commande (74) qui commande le mouvement de la vanne goutte à goutte (32), caractérisé par le fait que l'organe de réglage (70) coopère par sa surface de commande (74) avec un levier (50) qui applique une pression à la tige de vanne (34) en fonction d'une position de la surface de commande (74) par rapport à une surface conjuguée (52) du levier (50). L'invention concerne par ailleurs un dispositif de régulation (30) et un organe de réglage (70) d'un dispositif de régulation (30).
PCT/EP2009/054820 2008-04-30 2009-04-22 Fer à repasser à vapeur avec dispositif de régulation de la vapeur WO2009133004A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ES09738048T ES2388712T3 (es) 2008-04-30 2009-04-22 Plancha a vapor con un dispositivo de regulación para la regulación de vapor
EP09738048A EP2304095B1 (fr) 2008-04-30 2009-04-22 Fer à repasser à vapeur avec dispositif de régulation de la vapeur

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200810021600 DE102008021600A1 (de) 2008-04-30 2008-04-30 Dampfbügeleisen mit einer Reguliereinrichtung zur Dampfregulierung
DE102008021600.3 2008-04-30

Publications (1)

Publication Number Publication Date
WO2009133004A1 true WO2009133004A1 (fr) 2009-11-05

Family

ID=40243866

Family Applications (2)

Application Number Title Priority Date Filing Date
PCT/EP2008/059532 WO2009132711A1 (fr) 2008-04-30 2008-07-21 Fer à repasser électrique et élément de connexion électrique d'un fer à repasser électrique
PCT/EP2009/054820 WO2009133004A1 (fr) 2008-04-30 2009-04-22 Fer à repasser à vapeur avec dispositif de régulation de la vapeur

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PCT/EP2008/059532 WO2009132711A1 (fr) 2008-04-30 2008-07-21 Fer à repasser électrique et élément de connexion électrique d'un fer à repasser électrique

Country Status (4)

Country Link
EP (2) EP2304096B1 (fr)
DE (1) DE102008021600A1 (fr)
ES (2) ES2398146T3 (fr)
WO (2) WO2009132711A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2345136B1 (es) * 2008-07-21 2011-09-12 Bsh Electrodomesticos España, S.A. Plancha electrica.
IT202100017957A1 (it) * 2021-07-08 2023-01-08 De Longhi Appliances Srl Ferro da stiro

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2786288A (en) * 1953-12-03 1957-03-26 Hoover Co Actuating mechanism for steam iron control valve
US2850816A (en) 1953-12-08 1958-09-09 Steam Iron Corp Steam iron
US2866283A (en) 1957-03-05 1958-12-30 Westinghouse Electric Corp Steam iron
GB1234856A (en) * 1968-06-24 1971-06-09 Gen Electric Improvements in steam irons
DE2618000A1 (de) 1975-04-28 1976-11-11 Gen Electric Dampfbuegeleisen
DE29710625U1 (de) * 1997-06-18 1997-08-28 Rowenta-Werke GmbH, 63071 Offenbach Dampfbügeleisen
DE69609127T2 (de) 1995-08-09 2001-03-22 Black & Decker Inc Dampfbügeleisen mit einer drehbaren Temperatursteuerung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE368230C (de) 1923-02-02 Ginsburg S Stromzufuehrungseinrichtung bei elektrischen Buegeleisen
DE547456C (de) 1930-01-09 1932-03-31 Siegfried Offenbacher Elektrisches Buegeleisen mit vom Stirnende eingefuehrtem, vorzugsweise zylindrischem Heizkoerper
CH203674A (de) 1938-02-10 1939-03-31 Alfons Dr Raeber Elektrisches Bügeleisen.
DE2901276A1 (de) 1979-01-13 1980-07-24 Dokoupil Jiri Buegeleinrichtung fuer industrielle verwendung und zugehoeriges buegeleisen
DE8909377U1 (de) * 1989-08-03 1989-09-28 Robert Krups Stiftung & Co KG, 5650 Solingen Einrichtung zur Stromversorgung eines elektrischen Haushaltsgerätes
WO2004025014A1 (fr) 2002-08-28 2004-03-25 BSH Bosch und Siemens Hausgeräte GmbH Fer a repasser

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2786288A (en) * 1953-12-03 1957-03-26 Hoover Co Actuating mechanism for steam iron control valve
US2850816A (en) 1953-12-08 1958-09-09 Steam Iron Corp Steam iron
US2866283A (en) 1957-03-05 1958-12-30 Westinghouse Electric Corp Steam iron
GB1234856A (en) * 1968-06-24 1971-06-09 Gen Electric Improvements in steam irons
DE2618000A1 (de) 1975-04-28 1976-11-11 Gen Electric Dampfbuegeleisen
DE69609127T2 (de) 1995-08-09 2001-03-22 Black & Decker Inc Dampfbügeleisen mit einer drehbaren Temperatursteuerung
DE29710625U1 (de) * 1997-06-18 1997-08-28 Rowenta-Werke GmbH, 63071 Offenbach Dampfbügeleisen

Also Published As

Publication number Publication date
EP2304095A1 (fr) 2011-04-06
EP2304096B1 (fr) 2012-12-19
WO2009132711A1 (fr) 2009-11-05
DE102008021600A1 (de) 2009-11-05
EP2304096A1 (fr) 2011-04-06
EP2304095B1 (fr) 2012-07-25
ES2398146T3 (es) 2013-03-13
ES2388712T3 (es) 2012-10-17

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