WO2008082043A1 - Permanent lod, and heating device for effectively transferring heat to the permanent lod - Google Patents
Permanent lod, and heating device for effectively transferring heat to the permanent lod Download PDFInfo
- Publication number
- WO2008082043A1 WO2008082043A1 PCT/KR2007/002804 KR2007002804W WO2008082043A1 WO 2008082043 A1 WO2008082043 A1 WO 2008082043A1 KR 2007002804 W KR2007002804 W KR 2007002804W WO 2008082043 A1 WO2008082043 A1 WO 2008082043A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- heating
- rod
- electrical
- plate
- heated
- Prior art date
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 243
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
- A45D4/00—Separate devices designed for heating hair curlers or hair-wavers
- A45D4/08—Separate devices designed for heating hair curlers or hair-wavers for flat curling, e.g. with means for decreasing the heat
- A45D4/12—Separate devices designed for heating hair curlers or hair-wavers for flat curling, e.g. with means for decreasing the heat heated by electricity
Definitions
- the present invention is related to a heating device used in a permanent rod, which controls capable of heating the rod electrically and effectively.
- the present invention is related to a heating device with easy maintenance and safety and a rod for permanent wave with improved structure, which can overcome a problem of sensing a temperature of the heating device and a problem of inefficient electrical heating of the rod for permanent wave.
- a conventional heating device used in a rod for permanent wave comprises a conventional electrical heating element which supplies electrical heat, a heating plate which is heated by the electrical heating element, and a heating rod installed on the upper part of the heating plate in the inside of a case.
- the rod for permanent wave is inserted into the heating rod.
- an operator picks up the rod for permanent wave to perform the permanent wave work.
- the heating devices disclosed in the publications have a structure in which a heating member or a plate-type heater as a heating means is attached to a lower end of a heating rod, and heat is transferred to the heating rod directly or indirectly.
- a heating member or a plate-type heater as a heating means is attached to a lower end of a heating rod, and heat is transferred to the heating rod directly or indirectly.
- the structure there is an advantage in that heating of the heating rod is performed substantially, and lose of electrical heating is minimized.
- the essential point is focused on heating efficiency of the heating rod other than electrical heating efficiency of the heating rod, and the controlling of a temperature of the heating rod is not considered.
- a heating device has a temperature sensor integral with a heating rod in order to heat the heating rod doubly, and to maintain an optimal temperature of the heating rod through controlling of the heating rod at the same time.
- the most optimal electrical power is supplied to a heating device used in a rod for permanent rod which is used for long time, and the electrical power heats the heating rod and the rod for permanent wave efficient to shorten reheating of the rod.
- Other object of the present invention is to shorten the time of permanent operation by providing various shapes of the heating rod and improving the rod for permanent wave.
- an object of the present invention is to handle the problems by providing a rod for permanent wave having a relatively strong durability as well as an excellent thermal conductivity, and a heating device for electrically heating the rod for permanent wave with the most effective way.
- a heating rod according to the present invention it is economical that a heating rod according to the present invention has an optimal length to save the material used in making the heating rod.
- the heating rod had various shapes to increase the efficiency of electrical heating of the heating rod.
- a rod for permanent wave and a heating device for electrically heating the rod with efficiency according to the present invention, it is possible to control an electrically heating temperature of the heating device via an automatical intelligence control by a temperature sensor in a heating rod. Therefore, it is possible to overcome the problem caused from sensing of the temperature of the heating device and inefficient electrical heating of the rod. Further, as it is possible to electrically heat the heating rod via various shapes of the heating rod, reliability of permanent works can be incredibly in creased.
- FIG. 1 is a perspective diagram which shows a heating device for heating a rod for permanent wave according to the present invention
- FIG. 2 is an exploded perspective diagram which shows a heating device for heating a rod for permanent wave according to the present invention
- FIG. 3 shows a one embodiment of a heating rod according to the present invention
- FIG. 4 shows other embodiment of a heating rod according to the present invention.
- FIG. 5 is a perspective diagram which shows a rod for permanent wave according to the present invention
- Fig. 6 is an exploded diagram which shows a rod for permanent wave according to the present invention
- Fig. 7-9 are other embodiment of a heating rod and a rod for permanent wave according to the present invention.
- housing 20 insulating plate
- [22] 30 plate-type heater 32 : protecting plate
- [25] 130 bottom plate 200 : a rod for permanent wave
- a heating device for heating a rod for permanent wave according to the present invention is characterized by that:
- a plate-type heater installed on the top side of the insulating plate to be heated via applied electric power, said heater being installed between protecting plates; [32] an electrical-heating plate electrically and directly heated from the heated plate-type heater; [33] numbers of heating rods fitted onto the electrical-heating plate to be directly heated from the plate-type heater, said heating rod being finished on a surface identical with the lower side of the electrical-heating plate; and [34] said heating rod being formed with numbers of heat-transferring holes on the outside of the same, air in the heat-transferring hole being heated by transferred heat, and the heated air being discharged from the hole to heat the inside of the rod for permanent wave inserted into the heating rod.
- a temperature sensor is installed in the inside of at least one heating rod.
- the temperature sensor is installed on the middle part of the heating rod in length direction, and generates a signal for heating the electrical-heating plate and the heating rod or stopping heating of the electrical-heating plate and the heating rod according a set temperature of the heating rod.
- the heating rod formed with various lengths. The length can be varied freely, preferably is not exceeded the length scope disclosed in the present invention.
- a rod for permanent wave is inserted into numbers of heating rods to be electrically heated, said heating rod being fitted in an electrical-heating plate heated by a surface of a heated plate-type heater to be heated from the heated electrical-heating plate, wherein an electrical-heating tube is formed in the rod for permanent wave with integral in length direction, the inside of the electrical-heating tube is hollow and an electrical blade is extended along the outside of the electrical-heating tube.
- numbers of electrical-heating blades are formed symmetrically about a concentric of the electrical-heating tube.
- FIG. 1 is a perspective diagram which shows a heating device for heating a rod for permanent wave according to the present invention
- Fig. 2 is an exploded perspective diagram which shows a heating device for heating a rod for permanent wave according to the present invention
- Fig. 3 shows a one embodiment of a heating rod according to the present invention
- a heating device 100 for heating a rod for permanent wave comprises a housing 10 enclosed by a peripheral frame 12 and opened upward, an insulating plate 20 installed on the bottom 14 of the housing 10, a plate-type heater 30 installed on the top side of the insulating plate 20 to be heated via applied electric power, said heater being installed between protecting plates 20, an electrical-heating plate 40 electrically and directly heated from the heated plate-type heater 30, and numbers of heating rods 50 fitted onto the electrical-heating plate 40 to be directly heated from the plate-type heater 30, the heating rod being finished on a surface identical with the lower side of the electrical- heating plate.
- the heating device 100 is operated by supplying and stopping of electrical power.
- the electrical power is supplied to the heating device from a control block 110 via an external line.
- the control block 110 is electrically connected to a control panel 120.
- the control block 110 supplies the electric power to the plate-type heater 30 through controlling of the control panel 120 to perform heating caused by electric resistance.
- the plate-type heater 30 can be handled separately.
- the plate-type heater may be wound by an electrical-heating line 34 which is formed by a patterned a nickel alloy resistor with a constant width, and may be protected by the protecting plate 32 which is a sheet with an excellent thermal resistance.
- the plate-type heater 30 has a good thermal response and a good softness, and can be close to a body to be heated, the plate-type heater is suitable for a fine heating.
- the heating device 100 is spaced apart with constant distance from the control block 110 formed with bottom plate 130.
- the spaced apart heating device 100 is stacked on the inside of the housing 10 subsequently.
- the housing 10 is enclosed by a peripheral frame 12 and is opened upward. Meanwhile, a closed end forms a bottom surface 14 and is flat.
- the bottom surface 14 of the housing 10 is provided with the insulating plate 20.
- the insulating plate 20 is in surface-contact with the bottom 14 of the housing 10 in order to prevent heat of the plate-type heater 30 being transferred to the outside of the housing 10.
- a resistor 140 is installed on a side of the housing 10 in order to protect the heating device 100 from disconnection caused by over current or over heating.
- the plate-type heater 30 is installed on the upper side of the insulating plate 20 to be heated by applied electrical power. As described above, the plate-type heater 30 is positioned between the protecting plates 32. The protecting plate protects the electrical-heating line 34 as a heating element.
- the electrical-heating plate 40 is installed on a surface of the plate-type heater 30.
- the electrical-heating plate is positioned at a site from which an operator can be visible.
- the electrical-heating plate 40 is directly heated from the plate-type heater 30.
- the electrical-heating plate may be made of a plate-type metal, and has a constant thickness.
- the electrical-heating plate 40 is installed in the inside of the housing 10, preferably inside of the peripheral frame 12.
- the peripheral frame 12 defines the circumference of the electrical-heating plate 40.
- the electrical-heating plate 40 is provided with numbers of passing-through holes
- the passing-through hole are spaced apart with a constant distance, and arranged regularly.
- a heating rod 50 is fitted into the passing-through hole 42.
- the heating rod 50 is finished at a surface equal to the lower surface of the electrical-heating plate 40.
- the electrical-heating plate 40 presses the plate-type heater 30 through its weight. Therefore, the heating rod 50 is directly received the heat generated by the plate-type heater 30. Further, the electrical-heating plate 40 and the housing 10 are concretely connected to achieve the above-described object.
- the heating rod 50 according to the present invention is formed with numbers of electrical-heating holes 52 on its surface, and the holes are passed through each other.
- the electrical-heating hole heats the air in the inside of the hole, and discharges the heated air to the outside. At this time, the discharged air is circulated repeatedly to heat the rod for permanent wave 200 shown in Fig. 5, described lately.
- an electrical-heating tube 210 is installed in the rod for permanent wave 200, and the tube is electrically heated by the heating rod 50 heated.
- the heating rod 50 can be embodied in various ways.
- a temperature sensor 60 is inserted in the inside of at least one of the heating rods 50 which are fitted into the upper side of the electrical-heating plate 40.
- the temperature sensor 60 senses a range of 120 ⁇ 16O 0 C, and can be set to other temperature depending on the state of operation.
- the temperature sensor 60 is installed on the middle part of the heating rod 50 in length direction.
- the temperature sensor 60 can sense the heated state of the heating rod 50 optimally.
- the temperature sensor 60 conventionally installed on the lower side of the heating rod 50 or the electrical-heating plate 40 can be influenced by the temperature of the heating rod 50 which heats the rod for permanent wave 200. Therefore, the conventional temperature sensor 60 senses sensitively the temperature of the electrical-heating plate 40 than the temperature of the heating rod 50. That is, the conventional temperature sensor 60 cannot sense the temperature of the heating rod 50 exactly, as a temperature difference between the electrical-heating plate 40 and the heating rod 50 is present.
- the temperature sensor 60 is installed in the inside of the heating rod 50, preferably on the middle part in length direction.
- the temperature sensor 60 detects the temperature of the heating rod and the temperature is deviated from a set value, it is possible to maintain the state of the rod for permanent wave 200 optimally by turning on or off the electrical power to heat or cool the heating rod 50.
- the heating rod 50 according to the present invention can be embodied by modifying the heating rod.
- Fig. 4 shows other embodiment of the heating rod according to the present invention.
- the heating rod 50 can be installed to have an optimal length for electrically heating the rod for permanent wave 200.
- the preferable length is in the range of 30mm to 40mm.
- the length is economical length.
- the present invention further comprises the rod for permanent wave 200 according to the present invention further comprises.
- the rod for permanent wave 200 according to the present invention is structured as shown in Figs. 5 and 6.
- the rod for permanent wave 200 is inserted in the heating rod 50 to be heated. Numbers of heating rods 50 are fitted into the electrical-heating plate 40 to receive heat from the heated electrical-heating plate 40 which is electrically heated by the surface of the plate-type heater 30.
- the term "length direction" means a vertical length in which the heating rod 50 is installed, and the center means the vertical center axis, in case of a circle, center point.
- the rod for permanent wave 200 according to the present invention is integrally formed with an electrical-heating tube 210 which is hollow.
- the electrical-heating tube 210 may be a conventional aluminum tube, or made of other metal with high thermal conductivity or nonmetal materials.
- the electrical-heating tube 210 according to the present invention is integrally formed with an electrical-heating blade
- the electrical-heating blade 212 is extended along the outer surface of the electrical-heating tube 210 in length direction.
- the electrical-heating blade 212 is inserted into the inside of the rod for permanent wave 200 to be integral with the rod for permanent wave which is made of synthetic resins.
- the temperature heated by the electrical-heating tube 210 is transferred to the main body of the rod for permanent wave 200 without loss, and can be maintained a constant temperature when using.
- numbers of electrical-heating blades 212 are symmetrically arranged for the center of concentric circle of the electrical-heating tube 210.
- the electrical-heating blade 212 performs electrical-heating substantially as well as acts as keeping warm.
- the heating device 100 and the rod for permanent wave 200 described above can provide a permanent wave apparatus with quickness, a good keeping warm efficiency and economical efficiency.
- the heating rod 50 having an inclined outer surface and a flat upper end can be possible as shown in Fig. 7.
- the inside of the rod for permanent wave 200 inserted in the heating rod 50 is inclined and has a shape corresponding to the heating rod.
- the heating rod 50 and the rod for permanent wave 200 inserted into the heating rod are connected each other via the inclined surfaces, and perform electrical-heating through the inclined surfaces.
- the inclined surface is directly in contact with the rod for permanent wave to maximize the efficiency of electrical-heating, and to perform electrical-heating quickly.
- the length of the heating rod 50 is relatively shortened, and the material used in making the heating rod is saved to accomplish economical efficiency.
- a separate electrical-heating button 300 can be installed on the lower end of the rod for permanent wave 200, and inserted into a cone- type heating rod 50 to perform electrical-heating for the rod for permanent wave 200 efficiently.
- the electrical-heating button 300 has a fixing frame 310 which is installed between the lower end outside and the lower end inside of the rod for permanent wave 200, and an inclined frame 320 which is directly heated by the heating rod 50.
- the center of the inclined frame 320 is passed through, and has a constant elasticity.
- the elasticity acts to contact the inclined frame with the inclined surface of the heating rod 50 tightly and to fix the heating rod 50. That is, the situation that the tight contact between the heating rod 50 and the inclined frame 320 performs quick electrical- heating can be included in the scope of the present invention. Therefore, all of the variations or modification included in the sprit and scope of the present invention can be included in the claims appended.
- a rod for permanent wave and a heating device for electrically heating the rod with efficiency it is possible to control an electrically heating temperature of the heating device via an automatical intelligence control by a temperature sensor in a heating rod. Therefore, it is possible to overcome the problem caused from sensing of the temperature of the heating device and inefficient electrical heating of the rod. Further, as it is possible to electrically heat the heating rod via various shapes of the heating rod, reliability of permanent works can be incredibly increased.
Landscapes
- Control Of Resistance Heating (AREA)
- Resistance Heating (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007800455293A CN101600368B (en) | 2006-12-29 | 2007-06-11 | Permanent lod, and heating device for effectively transferring heat to the permanent lod |
US12/514,576 US20090288676A1 (en) | 2006-12-29 | 2007-06-11 | Permanent lod, and heating device for effectively transferring heat to the permanent lod |
JP2009543912A JP4940447B2 (en) | 2006-12-29 | 2007-06-11 | Heating device for effectively transferring heat to perm rods and perm rods |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020060139016A KR100696071B1 (en) | 2006-12-29 | 2006-12-29 | Permarods and heating devices for efficient heat transfer to these permarods |
KR10-2006-0139016 | 2006-12-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008082043A1 true WO2008082043A1 (en) | 2008-07-10 |
Family
ID=39588693
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2007/002804 WO2008082043A1 (en) | 2006-12-29 | 2007-06-11 | Permanent lod, and heating device for effectively transferring heat to the permanent lod |
Country Status (5)
Country | Link |
---|---|
US (1) | US20090288676A1 (en) |
JP (1) | JP4940447B2 (en) |
KR (1) | KR100696071B1 (en) |
CN (1) | CN101600368B (en) |
WO (1) | WO2008082043A1 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100780427B1 (en) | 2007-09-06 | 2007-11-28 | 박수길 | Heater for hair-rods and tongs |
EP2272391B1 (en) * | 2009-07-10 | 2020-04-29 | Braun GmbH | Automated hair care process |
DE102012213453A1 (en) * | 2012-07-31 | 2014-02-06 | Siemens Aktiengesellschaft | Torch for tungsten inert gas welding |
KR101734414B1 (en) | 2015-02-25 | 2017-05-12 | 박병현 | Heating apparatus for a permanent rod |
CN106723849A (en) * | 2016-12-09 | 2017-05-31 | 黄文干 | A kind of magnetic energy heated hair-waving appliance |
KR102289925B1 (en) | 2019-10-14 | 2021-08-17 | 김홍만 | Hair rod heating apparatus |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04250107A (en) * | 1991-01-28 | 1992-09-07 | Matsushita Electric Works Ltd | Hair curler |
KR20000012220A (en) * | 1999-09-08 | 2000-03-06 | 김광남 | Quick perm apparatus |
KR20020035551A (en) * | 2002-04-24 | 2002-05-11 | 남상용 | Head beautiful clinic method based on mineral powder |
JP2003052443A (en) * | 2001-06-05 | 2003-02-25 | New Wave Express:Kk | Permanent waving rod rotation device |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3410985A (en) * | 1966-01-10 | 1968-11-12 | Penelope S P A | Electrically heated hair curling apparatus |
US3610878A (en) * | 1969-02-24 | 1971-10-05 | Samson Domimion Ltd | Electrically heated hairsetter |
JPS5551363Y2 (en) * | 1974-06-20 | 1980-11-29 | ||
JPS511171A (en) * | 1974-06-21 | 1976-01-07 | Shukosha Kk | PACHINKOKYUKEISUSOCHI |
JPS5153548U (en) | 1974-10-22 | 1976-04-23 | ||
JPS5310689U (en) | 1976-07-10 | 1978-01-28 | ||
JPS53113782U (en) * | 1977-02-12 | 1978-09-09 | ||
JPS53113782A (en) * | 1977-03-16 | 1978-10-04 | Ulvac Corp | Forming apparatus for film deposited evaporation having no pin hole |
JPS5487288U (en) * | 1977-11-29 | 1979-06-20 | ||
JPS5487288A (en) * | 1977-12-23 | 1979-07-11 | Hitachi Ltd | Analysis of hydrazine in denitrating liquid |
US4242567A (en) * | 1978-06-05 | 1980-12-30 | General Electric Company | Electrically heated hair straightener and PTC heater assembly therefor |
CN2191570Y (en) * | 1994-03-23 | 1995-03-15 | 南京龙威实业发展有限公司 | Energy-storage curler |
US5464033A (en) * | 1994-05-20 | 1995-11-07 | Major Industrial Technology, Inc. | Hot solvent cleaning tank |
US5676871A (en) * | 1995-06-06 | 1997-10-14 | Graves; Carol Anne | Energy efficient hair curler system |
CN2272228Y (en) * | 1996-05-03 | 1998-01-14 | 郝志铠 | Hair curling device |
US5839450A (en) * | 1998-06-11 | 1998-11-24 | Glasscock; Edwina | Hair curler |
KR200202763Y1 (en) | 2000-05-12 | 2000-11-15 | 전동호 | Heater for curling rod |
US6248979B1 (en) * | 2000-06-12 | 2001-06-19 | Helen Of Troy, L.P. | Hair curling roller heating system with resistive heating plate and halogen bulb emitting heat and light |
KR200306865Y1 (en) | 2002-09-09 | 2003-03-10 | 이종학 | Rod for Setting Perm Machine |
US7516745B2 (en) * | 2003-09-15 | 2009-04-14 | Rovcal, Inc. | Heat delivery system for heated hair rollers/curlers and clips |
KR200399148Y1 (en) | 2005-08-11 | 2005-10-19 | 김광일 | heater for a permanent rod |
-
2006
- 2006-12-29 KR KR1020060139016A patent/KR100696071B1/en active IP Right Grant
-
2007
- 2007-06-11 US US12/514,576 patent/US20090288676A1/en not_active Abandoned
- 2007-06-11 WO PCT/KR2007/002804 patent/WO2008082043A1/en active Application Filing
- 2007-06-11 CN CN2007800455293A patent/CN101600368B/en active Active
- 2007-06-11 JP JP2009543912A patent/JP4940447B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04250107A (en) * | 1991-01-28 | 1992-09-07 | Matsushita Electric Works Ltd | Hair curler |
KR20000012220A (en) * | 1999-09-08 | 2000-03-06 | 김광남 | Quick perm apparatus |
JP2003052443A (en) * | 2001-06-05 | 2003-02-25 | New Wave Express:Kk | Permanent waving rod rotation device |
KR20020035551A (en) * | 2002-04-24 | 2002-05-11 | 남상용 | Head beautiful clinic method based on mineral powder |
Also Published As
Publication number | Publication date |
---|---|
CN101600368B (en) | 2012-03-21 |
JP2010514490A (en) | 2010-05-06 |
CN101600368A (en) | 2009-12-09 |
JP4940447B2 (en) | 2012-05-30 |
KR100696071B1 (en) | 2007-03-16 |
US20090288676A1 (en) | 2009-11-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2008082043A1 (en) | Permanent lod, and heating device for effectively transferring heat to the permanent lod | |
US8389910B2 (en) | Inductively heated windshield wiper assembly | |
US20070181561A1 (en) | Bottle heater | |
JPH09506792A (en) | Improvements to electric heating elements and their operation | |
KR102148527B1 (en) | Cooling water heating device for battery with insulation shielding structure for thermal fuse | |
GB0502390D0 (en) | Electrical heating arrangement | |
JP4805753B2 (en) | Snow melting snow | |
US20100065544A1 (en) | Hair roller heater | |
WO2004021742A3 (en) | Improvements in thermostat for water boiler | |
KR20110062276A (en) | Battery heating system using pct heater | |
KR200430656Y1 (en) | High pressure electrical rice pot | |
CN210605489U (en) | Neck warming device | |
KR20210025245A (en) | Cooling water heating device for battery with heat transfer structure for improving thermal fuse reaction rate | |
KR102377829B1 (en) | Electric rice cooker | |
KR20040001394A (en) | Ptc using pre-heater | |
JP3578123B2 (en) | Electric water heater | |
KR200217817Y1 (en) | Hotpack | |
KR940010662B1 (en) | Humidifier using ptc heater | |
JP3587134B2 (en) | Electric water heater | |
JP3578086B2 (en) | Electric water heater | |
JP2004340625A (en) | Temperature sensor mounting bracket | |
KR200241444Y1 (en) | Carbon heater | |
WO2002000077A3 (en) | Heating container for electrical household immersion heaters | |
JPH0122550B2 (en) | ||
JP3539341B2 (en) | Electric cooker |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 200780045529.3 Country of ref document: CN |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 07746863 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 12514576 Country of ref document: US |
|
ENP | Entry into the national phase |
Ref document number: 2009543912 Country of ref document: JP Kind code of ref document: A |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 07746863 Country of ref document: EP Kind code of ref document: A1 |