EP1852545A2 - Appareil à repasser à induction et procédé. - Google Patents

Appareil à repasser à induction et procédé. Download PDF

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Publication number
EP1852545A2
EP1852545A2 EP06020439A EP06020439A EP1852545A2 EP 1852545 A2 EP1852545 A2 EP 1852545A2 EP 06020439 A EP06020439 A EP 06020439A EP 06020439 A EP06020439 A EP 06020439A EP 1852545 A2 EP1852545 A2 EP 1852545A2
Authority
EP
European Patent Office
Prior art keywords
soleplate
ironing
iron
ironing apparatus
electromagnetic generator
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.)
Withdrawn
Application number
EP06020439A
Other languages
German (de)
English (en)
Other versions
EP1852545A3 (fr
Inventor
Lung Wai Choi
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP1852545A2 publication Critical patent/EP1852545A2/fr
Publication of EP1852545A3 publication Critical patent/EP1852545A3/fr
Withdrawn legal-status Critical Current

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Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F75/00—Hand irons
    • D06F75/08—Hand irons internally heated by electricity
    • D06F75/24—Arrangements of the heating means within the iron; Arrangements for distributing, conducting or storing the heat
    • D06F75/243—Arrangements of the heating means within the iron; Arrangements for distributing, conducting or storing the heat using other than ohmic-resistance heating means, e.g. electrolytic or induction heating
    • 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
    • D06F75/26—Temperature control or indicating arrangements
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F75/00—Hand irons
    • D06F75/02—Externally-heated hand irons; Hand irons internally heated by means other than electricity, e.g. by solid fuel, by steam
    • D06F75/04—Externally-heated hand irons; Hand irons internally heated by means other than electricity, e.g. by solid fuel, by steam by pre-heated block
    • 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
    • D06F79/00—Accessories for hand irons
    • D06F79/02—Stands or supports neither attached to, nor forming part of, the iron or ironing board
    • D06F79/023—Stands or supports neither attached to, nor forming part of, the iron or ironing board with means for supplying current to the iron
    • D06F79/026—Stands or supports neither attached to, nor forming part of, the iron or ironing board with means for supplying current to the iron for cordless irons
    • 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
    • D06F81/00—Ironing boards 
    • D06F81/003—Ironing boards  with flat iron support
    • 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
    • D06F81/00—Ironing boards 
    • D06F81/08—Ironing boards  incorporating heating, steaming, or forced ventilation means
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/10—Induction heating apparatus, other than furnaces, for specific applications

Definitions

  • the invention relates to a cordless ironing apparatus heated by induction and to a method of using the present cordless ironing apparatus.
  • an alternating current of a high frequency is made to flow through an induction heating coil to generate a high frequency magnetic field.
  • This high frequency magnetic field produces an eddy current in the object to be heated when the object is placed in the vicinity of the magnetic field heat.
  • the object is heated by Joule heat caused by the eddy current.
  • the present invention relates to an ironing apparatus comprising an iron including a soleplate and an electromagnetic generator adapted to induce an electromagnetic field that heats the soleplate.
  • the electromagnetic generator is an electromagnet that is disposed under the ironing surface of an ironing board.
  • the soleplate of the iron is heated through induction.
  • an ironing system includes an ironing board, an iron including a soleplate, and an electromagnetic generator retained in a docking station with a docking port sized to receive the soleplate.
  • the docking station may be integral to the ironing board or it may be releasably attached.
  • a further embodiment of the invention includes an ironing system comprising an iron including a soleplate and an electromagnetic generator retained in a docking station with a docking port sized to receive the soleplate.
  • a method of operating the ironing system includes generating an oscillating electromagnetic field, locating a soleplate on an iron in proximity to the electromagnetic field, and inducing heat in the soleplate until a desired temperature is achieved. Finally, an ironing apparatus including an iron having a body and a heat plate and an electromagnetic generator embedded within the body is described.
  • Figure 1 is a perspective view of an ironing apparatus in accordance with the present invention.
  • Figure 2A shows multiple views of an iron that can be used in various embodiments of the present invention.
  • Figure 2B is a front view of an iron that can be used in various embodiments of the present invention.
  • Figure 3 is an exploded view of an ironing board of the ironing apparatus of Figure 1.
  • FIGs 4A, 48 and 5 illustrate various methods of using the iron illustrated in Figures 2A and 2B.
  • Figure 6 shows an alternate embodiment of an ironing apparatus having an iron, a docking station, and an ironing board in accordance with the present invention.
  • Figure 7 shows the embodiment of the ironing apparatus of Figure 6 with the iron received in a docking port of the docking station of the ironing apparatus in accordance with the present invention.
  • Figure 8 is an exploded view of the embodiment of the ironing apparatus shown in Figure 6.
  • Figure 9 shows another embodiment of an ironing apparatus including an iron and a docking station in accordance with the present invention.
  • Figure 10 shows the embodiment of the ironing apparatus of Figure 9 with the iron placed in a docking port of the docking station in accordance with the present invention.
  • FIG 11 is an exploded view of the embodiment of the ironing apparatus of Figure 9.
  • Figure 12 shows another embodiment of the invention including an iron and an induction device embedded in the body of the iron.
  • an embodiment of an ironing apparatus 10 includes a cordless iron 24 and an ironing board 12 in accordance with the present invention.
  • the ironing board 12 includes an ironing surface 11, a control panel 13 installed in the ironing board 12, a docking port 14, and a housing 18.
  • the ironing surface 11 can be made of ceramic or a high-temperature resistant thermoplastic or thermosetting material, such as phenolic resin, glass, nylon, PBT, or PET.
  • the ironing board 12 can be rectangular or any other shape which is convenient for a user to iron fabric. Additionally, the ironing board 12 can be sized to any dimension such that it is convenient for a user to operate the iron 24.
  • the housing 18 can be made of any suitable material.
  • the ironing board 12 includes an optional power cord 19 that is plugged into an external power source such as a wall outlet.
  • the ironing board 12 is cordless and includes a rechargeable battery allowing for a completely cordless ironing apparatus 10.
  • the cordless features of the ironing apparatus 10 allow for easy storage and portability, and for the ironing apparatus 10 to be placed on any flat surface for the convenience of the user.
  • Figure 2A shows multiple views of the cordless iron 24 shown in Figure 1.
  • Figure 2B shows a front view of the iron 24 shown in Figure 1.
  • the iron 24 includes a handle 23, a body 25, a mounting support 22, and a soleplate 21 mounted on the mounting support 22.
  • Figure 2A also shows powerful steam activating buttons 27 and 27' and steam spray nozzles 26 and 26' located proximate to tips 30 and 30' of the soleplate 21 for delivering a burst of powerful steam to the article to be ironed.
  • the handle 23 is symmetrical and is oriented along a longitudinal axis of the soleplate 21. This allows for either a right-handed user or a left-handed user to comfortably move the iron 24 back and forth over a fabric or article of clothing placed on an ironing surface such as the one illustrated in Figure 1.
  • the soleplate 21 is mounted on the mounting support 22.
  • the soleplate 21 is preferably symmetrical and includes tips 30 and 30' located on its longitudinal ends.
  • the soleplate 21 is releasably attached to the mounting support 22.
  • the soleplate 21 is made of a ferrous metal such as iron or stainless steel.
  • the soleplate 21 may be made of a ferrous alloy or a ferromagnetic ceramic.
  • the soleplate 21 can be made of other suitable materials such as aluminum or copper and their respective alloys.
  • the soleplate also may include at least one set of steam holes 29 and 29' for providing steam during ironing.
  • the cordless iron 24 includes a water tank 20 to provide steam.
  • a normal steam activating button 28 is provided on the water tank 20 and below the handle 23. Neither a heating element nor a temperature control is required in the cordless iron 24. This allows more room for a larger water tank and steam chamber for vaporization. Steam is desirable when ironing such fabrics as linen, cotton, wool, and their respective blends.
  • a burst of normal steam is provided through steam hole set 29' when the normal steam activating button 28 provided on the water tank 20 is actuated. Steam is provided through steam hole set 29 when either powerful steam activating button 27 or 27' is actuated by a user. Powerful steam activating buttons 27 and 27' are adapted to select between delivering a burst of steam or powerful steam to the article to be ironed.
  • the cordless iron 24 can serve as a dry iron. Dry irons are used for smoothing such fabrics as silk, rayon, acetate, nylon and their respective blends or for ironing on patches or other adhesive articles.
  • an electromagnetic generator 15 adapted to generate an electromagnetic field is disposed within the ironing board 12.
  • the electromagnetic generator 15 is disposed within the housing 18 under the ironing surface 11.
  • the electromagnetic generator 15 is a powerful, high-frequency electromagnet.
  • An electromagnetic field is generated when oscillating current (AC) is supplied to the electromagnet from a power source.
  • the frequency of the oscillating current supplied to the electromagnetic generator 15 ranges from 15 kHz to 80 kHz.
  • the frequency ranges from 20 kHz to 30 kHz.
  • the frequency of the oscillating current can be adjusted depending on the material selected for the soleplate 21 of the iron 24.
  • a digital or analog controller 31 adapted to control the operation of the electromagnetic generator 15 is also disposed in the ironing board 12.
  • a rechargeable battery is preferably also located within the ironing board 12.
  • the electromagnetic generator 15 can be of any appropriate shape and size depending on the shape and size of the ironing board 12.
  • the electromagnetic field transfers energy into the metal of the soleplate 21 through a process known as induction.
  • the transferred energy causes the metal of the soleplate 21 to become hot.
  • the electromagnetic field penetrates the metal of the soleplate 21 and generates a circulating electric current, generating heat in the soleplate 21.
  • the heat is generated directly in the soleplate 21 of the iron 24 itself.
  • the ironing board 12 is preferably constructed of materials that are not heated when exposed to electromagnetic field. No physical contact is required between the soleplate 21 and the electromagnetic generator 15 in order for heat to be induced in the soleplate 21.
  • the electromagnetic generator 15 can continuously heat the soleplate 21 of the iron 24, as long as the soleplate 21 of the iron 24 remains in proximity to the electromagnetic field.
  • the soleplate 21 of the iron 24 is in the electromagnetic field when it is held in proximity to or is directly placed on the ironing surface 11.
  • the iron 24 is removed from the electromagnetic field created by the electromagnetic generator 15, the circulating electric current subsides and the soleplate 21 cools.
  • the strength of the electromagnetic field is adjusted by adjusting the frequency of the current supplied to the electromagnetic generator 15.
  • a thermal sensor 16 is mounted on a support and placed at the center of the electromagnetic generator 15.
  • the thermal sensor 16 communicates with the bottom of the ironing surface 11 through a spring 17.
  • the thermal sensor 16 communicates the temperature of the soleplate 21 of the iron 24 to the controller 31 also disposed within the ironing board 12.
  • the controller 31 may be digital or analog and communicates with the control panel 13 located on the surface of the ironing board 12 illustrated in Figure 1.
  • the controller 31 adjusts the strength and/or duration of the electromagnetic field generated by the electromagnetic generator 15 in response to a temperature selection made by a user through the control panel 13.
  • the control panel 13 may also include an alarm or indicator light to alert the user that the soleplate 21 has reached a select temperature. Additionally, it may include an automatic shut off device that interrupts the power supply to the electromagnetic generator 15 if the iron 24 has not been in use for a specified amount of time.
  • FIGS 4A, 4B and 5 show various methods of using the ironing apparatus 10 illustrated in Figures 1-3.
  • Fabric or an article of clothing is placed on the ironing surface 11.
  • the iron 24 is removed from the docking port 14 by a user and placed in proximity to the electromagnetic generator 15 located under the ironing surface 11.
  • ironing may proceed by moving the iron 24 back and forth on the fabric or article of clothing. Movement does not need to occur along the longitudinal axis of the ironing board 12.
  • the iron 24 can be placed on the docking station 14 and allowed to cool. If the iron 24 includes the optional water tank 20, the user can actuate either a powerful steam activating button 27 or a normal steam activating button 28 to release steam through steam hole sets 29 or 29'.
  • an embodiment of an ironing apparatus 100 includes a cordless iron 24 such as the one illustrated in Figure 2, an ironing board 12, and a docking station 40.
  • the docking station 40 includes a docking port 42 and a control panel 43.
  • the ironing board 12 can be any shape or size which is convenient for a user to iron fabric or clothing.
  • the ironing board 12 includes an ironing surface 11 on which fabric or an article of clothing is placed.
  • the ironing surface 11 is made from a ceramic or other high-temperature resistant thermoplastic or thermosetting material, such as phenolic resin, glass, nylon, PBT, PET, or wood.
  • the docking station 40 is integral to the ironing board 12.
  • the docking station 40 is releasably attached to the ironing board 12.
  • the docking station 40 includes a docking port 42 sized to receive the cordless iron 24.
  • the docking port 42 is made from a ceramic or another suitable high-temperature resistant material such as for example phenolic resin, glass, nylon, PBT, or PET.
  • the iron 24 rests on braces 44A, 44A', 44B, and 44B' (referred to collectively as "44").
  • the iron 24 is placed in the docking port 42 for heating the soleplate 21.
  • the iron 24 also may rest or cool in the docking port 42 when the ironing apparatus is no longer in use.
  • one or more of the braces 44 is a pressure switch that signals the controller 31 to activate the electromagnetic generator 15.
  • the pressure switch 44 signals the controller 31 to deactivate the electromagnetic generator 15.
  • the docking station 40 includes a power source 49 and an electromagnetic generator 15 adapted to generate an electromagnetic field.
  • the docking station 40 also includes a control panel 43 located on the its surface for displaying and selecting an operating temperature of the soleplate 21 of the cordless iron 24.
  • the power source 49 is a power cord adapted to be connected to a wall outlet.
  • the power source is a rechargeable battery located within the docking station 40.
  • the electromagnetic generator 15 includes a powerful, high-frequency electromagnet. An electromagnetic field is generated by the electromagnet when oscillating current (AC) is supplied from a power cord 49, as illustrated, or a rechargeable battery.
  • the electromagnetic generator 15 is disposed under the docking port 42 of the docking station 40.
  • a digital or analog controller 31 for controlling the operation of the electromagnetic generator 15 is also disposed in the docking station 40. The controller 31 communicates with the control panel 43.
  • the electromagnetic field transfers energy into the metal of the soleplate 21 through induction.
  • the transferred energy causes the metal of the soleplate 21 to become hot.
  • the electromagnetic field penetrates the metal of the soleplate 21 and generates a circulating electric current, generating heat in the soleplate 21.
  • the heat is generated directly in the soleplate 21 of the iron 24 itself, not in any part of the docking station 40.
  • the electromagnetic generator 15 continuously heats the soleplate 21 of the iron 24, as long as the soleplate 21 of the cordless iron 24 remains in proximity to the electromagnetic field. When the iron 24 is removed from the electromagnetic field, the soleplate 21 of the iron 24 begins to cool. In the illustrated embodiment, the soleplate 21 of the iron 24 is in the electromagnetic field when it is placed in the docking port 42 of the docking station 40 and power is being supplied to the electromagnetic generator 15.
  • a thermal sensor 16 adapted to communicate the temperature of the soleplate 21 of the iron 24 to the controller 31 is installed in the docking station 40.
  • the thermal sensor 16 is mounted on a support and placed at the center of the electromagnetic generator 15.
  • the thermal sensor 16 communicates with the bottom of the ironing surface 11 through a spring 17.
  • the thermal sensor 16 communicates the temperature of the soleplate 21 of the iron 24 to the controller 31 also installed in the ironing board 12.
  • the controller 31 may be digital or analog and communicates with the control panel 43.
  • the controller 31 adjusts the strength of the electromagnetic field in response to a temperature selection made by a user through the control panel 43 by adjusting the frequency of the current supplied to the electromagnetic generator 15.
  • the control panel 43 may include an alarm or indicator light to alert the user that the soleplate 21 has reached a select temperature. Additionally, it may include an automatic shut off device that interrupts the power supply to the electromagnetic generator 15 if the iron 24 has not been in use for a specified amount of time.
  • the electromagnetic generator 15 starts to generate an electromagnetic field.
  • the soleplate 21 of the cordless iron 24 placed in the docking station 42 of the docking station 40 becomes heated to a desired temperature selected by a user through the control panel 43.
  • the user then places the iron 24 on the ironing board 12 and moves the iron 24 back and forth on a fabric laid on the ironing surface 11 of the ironing , board 12.
  • the soleplate 21 of the iron 24 cools down as the ironing process continues.
  • the soleplate 21 can be reheated when it is placed in the docking station 42 of the induction device 12.
  • FIGS 9-11 show yet another embodiment of an ironing apparatus 200 which includes a cordless iron 24 and a docking station 40.
  • the heated iron 24 can be used to iron fabric on a separate ironing board. Alternatively, it may be used to steam fabric or an article of clothing that is hanging.
  • the structures and functions of the cordless iron 24 and docking station 40 are similar to the iron 24 and the docking station 40 discussed and illustrated in Figures 2A, 2B, and 8.
  • the ironing apparatus 200 also includes a power source such as a power cord 49, as illustrated, adapted to be connected to a wall outlet or a rechargeable battery located within the docking station 40.
  • the rechargeable battery is shown in phantom in Figure 11.
  • Figure 12 shows yet another embodiment of the invention including an iron 324 and an electromagnetic generator 315 embedded in the iron body 325.
  • Power is supplied to the electromagnetic generator 315 by a power cord 319 adapted to plug into an external power source such as a wall outlet.
  • a digital or analog controller (not shown) is located in the body 325 of the iron and communicates to a control panel located either on the iron body 325 or the iron handle 323.
  • the iron 324 includes a thermal sensor 316 in contact with the surface of the soleplate 321.
  • the thermal sensor 316 communicates the temperature of the soleplate 321 of the iron 324 to the controller.
  • the controller adjusts the strength of the electromagnetic field in response to a temperature selection made by a user through the control panel by adjusting the frequency of the current supplied to the electromagnetic generator 315.
  • the control panel may include an alarm or indicator light that alerts the user that the soleplate 321 has reached a selected temperature. Additionally, the control panel may include a automatic shut off device that interrupts the power supply to the electromagnetic generator 315 if the iron 324 has not been in use for a specified amount of time.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Irons (AREA)
EP06020439A 2006-05-05 2006-09-28 Appareil à repasser à induction et procédé. Withdrawn EP1852545A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US79767806P 2006-05-05 2006-05-05
US80005006P 2006-05-15 2006-05-15

Publications (2)

Publication Number Publication Date
EP1852545A2 true EP1852545A2 (fr) 2007-11-07
EP1852545A3 EP1852545A3 (fr) 2009-04-08

Family

ID=38434430

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06020439A Withdrawn EP1852545A3 (fr) 2006-05-05 2006-09-28 Appareil à repasser à induction et procédé.

Country Status (4)

Country Link
EP (1) EP1852545A3 (fr)
JP (1) JP2007296311A (fr)
KR (1) KR20070108050A (fr)
CN (1) CN101067277B (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2408754C1 (ru) * 2009-12-28 2011-01-10 Государственное образовательное учреждение высшего профессионального образования "Южно-Российский государственный университет экономики и сервиса" (ГОУ ВПО "ЮРГУЭС") Установка для глажения
WO2013086064A1 (fr) * 2011-12-06 2013-06-13 Access Business Group International Llc Blindage sélectif pour applications portatives de chauffage

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JP5974274B2 (ja) * 2011-03-24 2016-08-23 パナソニックＩｐマネジメント株式会社 アイロン
CN102877281B (zh) * 2011-07-13 2015-02-04 中国科学院理化技术研究所 人力驱动的小型电熨斗
CN102839529A (zh) * 2012-10-08 2012-12-26 李文忠 电磁加热的节能电熨斗
CN103132301B (zh) * 2013-03-19 2015-09-09 哈尔滨工业大学 非接触供电式无绳电熨斗及用于非接触供电的熨衣板
ES2657952T3 (es) * 2013-09-02 2018-03-07 Arçelik Anonim Sirketi Tabla de planchar mejorada para su uso con una plancha para ropa sin cordón
US10283996B2 (en) * 2014-09-03 2019-05-07 Apple Inc. Packaging for an electronic device
KR20250032875A (ko) * 2023-08-31 2025-03-07 엘지전자 주식회사 다리미 시스템

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2408754C1 (ru) * 2009-12-28 2011-01-10 Государственное образовательное учреждение высшего профессионального образования "Южно-Российский государственный университет экономики и сервиса" (ГОУ ВПО "ЮРГУЭС") Установка для глажения
WO2013086064A1 (fr) * 2011-12-06 2013-06-13 Access Business Group International Llc Blindage sélectif pour applications portatives de chauffage

Also Published As

Publication number Publication date
CN101067277A (zh) 2007-11-07
KR20070108050A (ko) 2007-11-08
JP2007296311A (ja) 2007-11-15
CN101067277B (zh) 2010-08-11
EP1852545A3 (fr) 2009-04-08

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