WO2016117717A1 - Élément chauffant plan et procédé de dégivrage l'utilisant - Google Patents

Élément chauffant plan et procédé de dégivrage l'utilisant Download PDF

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Publication number
WO2016117717A1
WO2016117717A1 PCT/KR2015/000586 KR2015000586W WO2016117717A1 WO 2016117717 A1 WO2016117717 A1 WO 2016117717A1 KR 2015000586 W KR2015000586 W KR 2015000586W WO 2016117717 A1 WO2016117717 A1 WO 2016117717A1
Authority
WO
WIPO (PCT)
Prior art keywords
heating element
vehicle
electric heating
planar heating
piezoelectric
Prior art date
Application number
PCT/KR2015/000586
Other languages
English (en)
Inventor
Yoon Hyun Kim
Yaho JUNG
Original Assignee
Chang Sung Co., Ltd.
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 Chang Sung Co., Ltd. filed Critical Chang Sung Co., Ltd.
Priority to PCT/KR2015/000586 priority Critical patent/WO2016117717A1/fr
Priority to KR1020157004460A priority patent/KR101690165B1/ko
Publication of WO2016117717A1 publication Critical patent/WO2016117717A1/fr

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Classifications

    • 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
    • H05B3/00—Ohmic-resistance heating
    • H05B3/84—Heating arrangements specially adapted for transparent or reflecting areas, e.g. for demisting or de-icing windows, mirrors or vehicle windshields
    • 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
    • H05B3/00—Ohmic-resistance heating
    • H05B3/02—Details
    • H05B3/03—Electrodes
    • 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
    • H05B3/00—Ohmic-resistance heating
    • H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
    • H05B3/12—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
    • H05B3/14—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material the material being non-metallic
    • H05B3/141—Conductive ceramics, e.g. metal oxides, metal carbides, barium titanate, ferrites, zirconia, vitrous compounds
    • 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
    • H05B3/00—Ohmic-resistance heating
    • H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
    • H05B3/12—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
    • H05B3/14—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material the material being non-metallic
    • H05B3/145—Carbon only, e.g. carbon black, graphite
    • 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
    • H05B3/00—Ohmic-resistance heating
    • H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
    • H05B3/16—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor the conductor being mounted on an insulating base
    • 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
    • H05B3/00—Ohmic-resistance heating
    • H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
    • H05B3/22—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible
    • H05B3/26—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor mounted on insulating base
    • 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
    • H05B2213/00—Aspects relating both to resistive heating and to induction heating, covered by H05B3/00 and H05B6/00
    • H05B2213/07—Heating plates with temperature control 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
    • H05B2214/00—Aspects relating to resistive heating, induction heating and heating using microwaves, covered by groups H05B3/00, H05B6/00
    • H05B2214/02—Heaters specially designed for de-icing or protection against icing

Definitions

  • Embodiments of the inventive concept relate to a planar heating element for a window of a vehicle and a method of eliminating frost by using the same, and more particularly to a planar heating element for a vehicle using a piezoelectric element, which disposes a spacer and the piezoelectric element between an electrode and the planar heating element mainly composed of a nano-wire, and then applies a pressure to the front window of the vehicle, so that it is possible to obtain a traveling performance of the vehiclefor the freezing phenomenon occurring in the vehicle, and a method of eliminating frost by using the planar heating element.
  • a vehicle In general, a vehicle is washed by a certain interval of time. Also, after the snow or rain, a driver himself/herself washes the vehicle or the driver depends on another person in washing the vehicle. The washing of the vehicle may enhance the appearance of the vehicle and lengthen the lifespan of the vehicle. Therefore, it is true that owners or drivers of the vehicle frequently wash the vehicle.
  • a washing worker uses water to wash the vehicle, a dust cloth is used in order to eliminate the water on the surface of the vehicle.
  • the dust cloth stains clothes, shoes or the like of the worker.
  • serious problems that hands are cold, etc. are caused.
  • the present invention is intended to solve the above-mentioned problems.
  • the present invention relates to a planar heating element for a vehicle using a piezoelectric element, which is capable of preventing frost or snow on the window of the vehicle which may be directly concerned with driver s life protection by maintaining the temperature of the window of the vehicle higher than a certain temperature.
  • planar heating element for a vehicle using a piezoelectric element.
  • the planar heating element may include: an electric heating element which emits Joule heat when electrically connected; a plurality of metals or piezoelectric elements which are installed on the bottom surface of the electric heating element; an elastic spacer which is installed between the metals or piezoelectric elements; and upper and lower electrodes which are installed on the bottom surfaces of the plurality of metals or piezoelectric elements.
  • Another embodiment is a method for eliminating frost by using a planar heating element for a vehicle using a piezoelectric element.
  • the method may include: applying a pressure from the outside to the top surface of an electric heating element (S110); contracting a spacer by applying the external pressure and electrically connecting upper and lower electrodes with the electric heating element by metal or the piezoelectric element (S120); measuring a temperature of the electric heating element by using a thermocouple (S130); and stopping the operation of the electric heating element 122 when the temperature measured by using the thermocouple is higher than 10°C(S140).
  • the temperature of the front window or rear window of the vehicle is maintained higher than 0°C by the operation of the planar heating element installed on the front window or rear window of the vehicle, so that it is possible to obtain the traveling performance of the vehicle and to provide a means for protecting the driver from the risk on driving.
  • Fig. 1 is a view showing a structure of a vehicle in which a planar heating element for the vehicle using a piezoelectric element has been installed in accordance with an embodiment of the present invention
  • Fig. 2 is a view showing a relation between an electrode and the planar heating element according to the embodiment of the present invention
  • Fig. 3 is a view showing a configuration of a spacer 150 which is installed between an electric heating element 122 and upper and lower electrodes according to the embodiment of the present invention
  • Fig. 4 is a cross sectional view of a configuration of the planar heating element according to the embodiment of the present invention.
  • Fig. 5 is a view showing that a planar heating element for the vehicle using the piezoelectric element has been formed in accordance with another embodiment of the present invention.
  • Fig. 6 is an exploded perspective view showing that an insulation layer 160 and a transparent thermal conductor 170 have been added to the embodiment shown in Fig. 2.
  • Fig. 1 is a picture showing an embodiment of a vehicle to which a planar heating element using a piezoelectric element can be applied in accordance with an embodiment of the present invention.
  • a front window 110 of a vehicle 100 may be installed obliquely with respect to the vehicle.
  • snow should not be accumulated or frost should not be formed on the front window 110 of the vehicle 100.
  • frost it may be necessary to immediately eliminate the frost.
  • the present invention relates to the planar heating element for the vehicle using the piezoelectric element, which takes advantage of vibration at the time of driving the vehicle 100 and impact from the external snow or rain, and increases the temperature of the front window 110 of the vehicle 100 to higher than 0°C, so that it is possible to prevent that frost is formed or snow is accumulated on the front window 110.
  • Fig. 2 is a view showing a relation between an electrode and the planar heating element according to the embodiment of the present invention.
  • the planar heating element 120 may include a thin rectangular electric heating element 122.
  • Upper and lower electrodes 130 for electrifying the electric heating element 122 may be disposed on and under the electric heating element 122.
  • the electric heating element 122and the upper and lower electrodes 130 may be spaced apart from each other by a predetermined distance.
  • a spacer 150 having a thickness corresponding to the predetermined distance may be disposed between the upper and lower electrodes 130 and may be disposed in the center of the upper and lower electrodes 130.
  • Fig. 3 is a view showing a configuration of the spacer 150 which is installed between the electric heating element 122 and the upper and lower electrodes and according to the embodiment of the present invention.
  • the elastic spacer 150 may be a connector composed of a plug 300 and a receptacle 400.
  • the plug 300 may include a metal column 320 and a plug fastener 330.
  • the metal column 320 forms a contact point with a plug body 310.
  • the plug fastener 330 is installed in the plug body.
  • the receptacle 400 may include a receptacle housing 410, a spring 420, a contact plate 430, and a receptacle fastener 440.
  • the spring 420 is installed inside the receptacle housing 410.
  • the contact plate 430 is elastically installed by the spring 420.
  • the receptacle fastener 440 is installed in the receptacle housing 410 and is fastened to the plug fastener 330.
  • a rectangular metal material may be disposed at four corners of the planar heating element 120.
  • the metal When a pressure is applied to the electric heating element 122, the metal may be electrically connected between the upper and lower electrodes 130 and the electric heating element 122.
  • a piezoelectric element 140 may be installed atfour corners of the electric heating element 122.
  • the piezoelectric element is able to convert mechanical deformation into the amount of electricity by making use of a phenomenon in which whena pressure is applied to a kind of a crystal plate in a certain direction, a positive electric charge and a negative electric charge which are proportional to an external force given to both sides of the plate are polarized.
  • a thermocouple for controlling the temperature of the front window 110 may be further installed on one side of the front window 110 of the vehicle 100.
  • Fig. 4 is a cross sectional view of a configuration of the planar heating element according to the embodiment of the present invention.
  • the electric heating element 122, the spacer 150 which is in direct contact with the bottom surface of the electric heating element 122, and metal or the piezoelectric element 140 which is "G" thinner than the spacer 150 may be formed in the planar heating element 120 for the vehicle according to the embodiment of the present invention.
  • the upper and lower electrodes 130 may be electrically connected to the bottom surface of the piezoelectric element 140.
  • the electric heating element 122 may be electrified through the upper and lower electrodes 130.
  • the piezoelectric element 140 when an external pressure is not applied, the piezoelectric element 140 is not electrically connected to the electric heating element 122, and thus, is not electrified. Therefore, the temperature of the electric heating element 122 may be the same as the outside air temperature.
  • the external pressure may be an external stimulus, e.g., snow or rain, etc. or may be a human pressure or may be vibration due to the traveling of the vehicle.
  • the piezoelectric element 140 is able to convert between mechanical energy and electrical energy, which are applied to the piezoelectric element.
  • the piezoelectric element 140 is transformed by an external physical force, and then the electrical energy is generated. Conversely, the piezoelectric element 140 receives external electrical energy, and then is transformed.
  • the piezoelectric element 140 may have a stack structure in which an external electrode is formed on the surface of a piezoelectric member formed by repeatedly stacking the plurality of piezoelectric layers and internal electrode layers, and a cover layer is formed on and under the piezoelectric member respectively.
  • Pb(ZrTi)O 3 (hereafter, referred to as PZT) based oxide may be representatively used as the piezoelectric layer.
  • the piezoelectric element 140 formed between the electric heating element 122 and the upper and lower electrodes 130 may be, as shown in Fig. 3, formed on the upper and lower electrodes 130 or on the electric heating element 122. As such, so long as no pressure is applied to the electric heating element 122, it is preferable that the piezoelectric element 140 is spaced from the electric heating element 122 or spaced from the upper and lower electrodes 130 so as not to transmit the mechanical energy (pressure) to the piezoelectric element 140, so that a gap "G" is formed between the electric heating element 122 and the upper and lower electrodes 130.
  • the gap "G”formed between the piezoelectric element 140 and the electric heating element 122 or between the piezoelectric element 140 and upper and lower electrodes 130 may be maintained in a tension state by the elasticity of the spacer 150. So long as a pressure higher than a certain value is not applied to the electric heating element 122, the gap “G”may be formed such that the pressure is not transferred to the piezoelectric element 140.
  • the thickness of the spacer 150 is larger than the thickness of the piezoelectric element 140, so that the gap "G” is formed to have a value corresponding to the difference between the thickness of the spacer 150 and the thickness of the piezoelectric element 140.
  • the spacer 150 is preferably made of a material having an elastic restoring force. Therefore, when a pressure is applied to the electric heating element 122, the spacer 150 is transformed, and when the pressure applied to the electric heating element 122 is removed, the spacer 150 is restored to its original state, so that the gap "G" is formed.
  • the electric heating element 122 refers to a heating element which generates heat by allowing current to flow by DC voltage or AC voltage.
  • the electric heating element 122 may be formed by a method of depositing on a substrate (not shown), and the like.
  • the material of the electric heating element 122 is not particularly limited.
  • the electric heating element 122 may be made of a carbon based material like a carbon nanotube.
  • the carbon based material including the carbon nanotube may include a single wall carbon nanotube (SWCNTT) or a multi wall carbon nanotube.
  • the electric heating element 122 may include Ag nanowire, Ag paste, and conductive and transparent oxides like indium tin oxide (ITO), zinc oxide (ZnO), and tin oxide (SnO 2 ).
  • ITO indium tin oxide
  • ZnO zinc oxide
  • SnO 2 tin oxide
  • the upper and lower electrodes 130 may be formed on the bottom surface of the electric heating element 122 via the piezoelectric element 140 or the spacer 150. Although it has been described that the upper and lower electrodes 130 are, as shown in Fig. 2, formed on the top and bottom surfaces of the electric heating element 122, there is no limit to this.
  • Fig. 5 is a view showing a configuration of a planar heating element for a vehicle in accordance with another embodiment of the present invention.
  • the planar heating element 120 for the vehicle including the electric heating element 122 may be installed in the lower portion of the front window 110 of the vehicle 100.
  • a transparent thermal conductor 170 may be formed in the upper portion of the front window 110 of the vehicle 100.
  • the transparent thermal conductor 170 and the planar heating element 120 are disposed in the upper and lower portions of the front window of the vehicle, so that it is possible to effectively prevent that frost is formed or snow is accumulated on the front window of the vehicle.
  • Fig. 6 is an exploded perspective view showing that an insulation layer 160 and the transparent thermal conductor 170 have been added to the embodiment shown in Fig. 2.
  • the transparent thermal conductor 170 may be further included on the top surface of the electric heating element 122. Glass, a silicon substrate or a plastic substrate may be used as the transparent thermal conductor 170.
  • a thin film may be formed by depositing a conductive heating material on one side of the transparent thermal conductor 170.
  • the planar heating element 120 for the vehicle using the piezoelectric element in accordance with the embodiment of the present invention may further include an insulation layer 160 covering the top surface of the transparent thermal conductor.
  • the insulation layer 160 may perform a function to protect the transparent thermal conductor 170, the electric heating element 122, and the upper and lower electrodes 130 from moisture or impurities.
  • the insulation layer 160 may include insulating polyvinyl butyral (PVB) resin or silicon carbide (SiC).
  • PVB polyvinyl butyral
  • SiC silicon carbide
  • planar heating element 120 for the vehicle using the piezoelectric element 140 which is capable of eliminating frost by increasing uniformly the temperature of the front window 110 of the vehicle 100.
  • planar heating element which divides the front window 110 of the vehicle 100 into the upper portion and the lower portion, and then the lower portion includes the electric heating element 122. It is also possible to obtain the traveling performance of the vehicle 100 even by installing the planar heating element 120 in the lower portion of the front window 110 of the vehicle 100 and installing the transparent thermal conductor on the upper portion the front window 110 of the vehicle 100.
  • planar heating element for a vehicle using the piezoelectric element according to the embodiment of the present invention is mounted on the front window 110 of the vehicle 100.
  • a pressure may be applied from the outside to the top surface of the electric heating element 122 (S110).
  • a pressure is, as described above, applied to the front window 110 of the vehicle 100 including the electric heating element 122, the spacer 150 is contracted, and thus, the piezoelectric element 140 is able to electrically connect the upper and lower electrodes 130 with the electric heating element 122 (S120).
  • the electric heating element 122 When the electric heating element 122 is electrically connected as such, the electric heating element 122 may be heated according to Joule heating principle.
  • the electric heating element 122 may include a means for measuring the temperature of the electric heating element 122.
  • the means for measuring the temperature of the electric heating element 122 may be the thermocouple. As such, the temperature of the electric heating element 122 can be measured through the thermocouple (not shown) (S130).
  • thermocouple When the temperature of the thermocouple is higher than 10°C, the operation of the electric heating element 122 may be stopped (S140).
  • the temperature of the front window 110 of the vehicle 100 becomes higher than 0°C. Therefore, even when snow falls or frost is formed on the front window 110 of the vehicle 100, it is possibleto melt the frost and to easily obtain the traveling performance of the vehicle 100 by increasing the temperature of the electric heating element 122.
  • planar heating element according to the embodiment of the present invention will be described in detail.
  • the planar heating element 120 is manufactured and is installed on the front window 110 of the vehicle 100.
  • the thermocouple is installed on one side of the front window 110 of the vehicle 100 and the temperature of outside air is measured.
  • the planar heating element 120 is operated by applying a pressure to the planar heating element 120.
  • the piezoelectric element 140 or metal installed under the electric heating element 122 is pressed, and thus, an electrification phenomenon occurs through the upper and lower electrodes
  • the temperature of the electric heating element 122 rises.
  • thermocouple With the rise of the temperature of the electric heating element 122, the temperature of the thermocouple installed on the front window 110 rises. As the temperature of the thermocouple becomes higher than 0°C, the frost on the front window 110 of the vehicle begins to melt. When the temperature of the thermocouple rises and becomes higher than 10°C, the operation of the planar heating element 120 is stopped.
  • thermocouple is installed on one side of the electric heating element 122.
  • Table 1 shows the state of the front window of the vehicle resulting from the embodiment and comparison example.
  • the state of the front window 110 of the vehicle 100 is changed according to the position of the thermocouple.
  • Embodiments of the inventive concept relate to a planar heating element for a window of a vehicle and a method of eliminating frost by using the same, and more particularly to a planar heating element for a vehicle using a piezoelectric element.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Surface Heating Bodies (AREA)

Abstract

L'invention concerne un élément chauffant plan qui peut être utilisé dans la vitre avant d'un véhicule, ainsi qu'un procédé de dégivrage à l'aide de l'élément chauffant plan. Selon l'élément chauffant plan pour véhicule et le procédé de dégivrage à l'aide de l'élément chauffant plan, un phénomène d'électrisation se produit dans l'élément chauffant plan par application d'une pression sur la vitre avant du véhicule, et la température de la vitre avant du véhicule est alors augmentée par utilisation du phénomène d'électrisation, de sorte qu'il devient possible d'empêcher que la vitre avant du véhicule ne gèle ou que de la neige ne s'accumule sur la vitre avant du véhicule.
PCT/KR2015/000586 2015-01-20 2015-01-20 Élément chauffant plan et procédé de dégivrage l'utilisant WO2016117717A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/KR2015/000586 WO2016117717A1 (fr) 2015-01-20 2015-01-20 Élément chauffant plan et procédé de dégivrage l'utilisant
KR1020157004460A KR101690165B1 (ko) 2015-01-20 2015-01-20 압전소자를 이용한 자동차용 면상 발열체 및 이를 이용한 성에 제거방법

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2015/000586 WO2016117717A1 (fr) 2015-01-20 2015-01-20 Élément chauffant plan et procédé de dégivrage l'utilisant

Publications (1)

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WO2016117717A1 true WO2016117717A1 (fr) 2016-07-28

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108112098A (zh) * 2016-11-24 2018-06-01 江阴市新亚橡塑制品有限公司 一种12v汽车前挡风玻璃融雪垫的制作方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102567353B1 (ko) * 2020-12-30 2023-08-16 주식회사 케이씨씨글라스 유리 적층체

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Publication number Priority date Publication date Assignee Title
US5136425A (en) * 1988-06-23 1992-08-04 Aisin Seiki Kabushiki Kaisha Self-cleaning plate-shaped device including a vibrator with oscillations parallel to the plane of the plate
US5155625A (en) * 1989-03-24 1992-10-13 Murakami Kaimeido Co., Ltd. Water-drop-repellent mirror including a vibration plate and heating means
US5223976A (en) * 1989-07-11 1993-06-29 Aisin Seiki Kabushiki Kaisha Vehicle mirror including an anti-halation mirror member a piezo-electric vibrator and a spacer member
KR20130132985A (ko) * 2011-03-22 2013-12-05 쌩-고벵 글래스 프랑스 전기 가열 장치를 사용하여 투명창을 제빙하기 위한 방법 및 배열
US20150017355A1 (en) * 2010-02-26 2015-01-15 Guardian Industries Corp. Articles including anticondensation and/or low-e coatings and/or methods of making the same

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Publication number Priority date Publication date Assignee Title
KR200143351Y1 (ko) 1996-05-07 1999-06-15 류정열 자동차 리어윈도우 자동 제설장치
KR200339223Y1 (ko) 2003-10-16 2004-01-16 함춘식 자동차용 세척구
KR101489998B1 (ko) * 2012-10-30 2015-02-06 (주)엘지하우시스 압전소자를 이용한 자체 열발생 바닥장식재

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5136425A (en) * 1988-06-23 1992-08-04 Aisin Seiki Kabushiki Kaisha Self-cleaning plate-shaped device including a vibrator with oscillations parallel to the plane of the plate
US5155625A (en) * 1989-03-24 1992-10-13 Murakami Kaimeido Co., Ltd. Water-drop-repellent mirror including a vibration plate and heating means
US5223976A (en) * 1989-07-11 1993-06-29 Aisin Seiki Kabushiki Kaisha Vehicle mirror including an anti-halation mirror member a piezo-electric vibrator and a spacer member
US20150017355A1 (en) * 2010-02-26 2015-01-15 Guardian Industries Corp. Articles including anticondensation and/or low-e coatings and/or methods of making the same
KR20130132985A (ko) * 2011-03-22 2013-12-05 쌩-고벵 글래스 프랑스 전기 가열 장치를 사용하여 투명창을 제빙하기 위한 방법 및 배열

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108112098A (zh) * 2016-11-24 2018-06-01 江阴市新亚橡塑制品有限公司 一种12v汽车前挡风玻璃融雪垫的制作方法

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KR101690165B1 (ko) 2016-12-27
KR20160100814A (ko) 2016-08-24

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