M363755 八、新型說明： •【新型所屬之技術領域】 本創作-種金屬發熱元件，軸指—種糊碳素導賴作為發熱 介質之一種金屬發熱元件。 【先前技術】 按，-般如工業用熱風機、工業用加熱器、烤箱、乾燥設備、乾 _燥爐、熱風機及電器產品，如食品保溫箱、浴室鏡片除霧、烘鞋器、 籲烤麵包機、暖風扇、飲水機加熱器、電毯、電熱芳香器、保暖墊、按 摩椅加熱、腰部熱敷按摩帶、腿部熱敷按摩帶、電熱坐墊熱腰帶或美 容用電熱產品、車用電熱產品、嬰兒用電熱產品、醫療用電熱產品等 等，通常利用電阻絲或電熱管產生熱能而使物品達到加熱之目的，利 用電阻絲或電熱管作為加熱元件有以下缺點： (1)使用電阻絲加熱，由於暴露於空氣中容易氧化而縮短壽 命0 鲁 （2)使用電熱管加熱，電熱管内部之電阻絲具有溫度之限制。 (3)電阻絲與電熱管無法產生較大均勻面之發熱，所以電熱效 率低，導致能源消耗。 又請參閱第1〜2圖所示，台灣新型專利申請第942002781號專利， 一種薄膜發熱元件（10)，其主要包含有一金屬基板（11)，金屬基板 (11)上濺鑛或印刷有絕緣層（12)，絕緣層（12)上以高溫霧化沉積 方式設有金屬電熱膜層（13)，金屬電熱膜層（13)上設有電熱膜片 (14)，其主要創作目的在於減少基材破損’改進陶瓷或玻璃容易破裂 5 M363755 的缺點，但是，以濺鍍或印刷方式形成的絕緣層（12)通常厚度在 25nm〜45nm之間，以12V或24V的電壓施予該薄膜發熱元件（1〇)時 可以產生熱能’如果以110V、220V或更高電壓瞬間施予電熱膜片（14) 上時’容易擊穿絕緣層（12)發生導電危險，因此，需要更厚的絕緣 層（12)來阻隔，而以上述方式製成較厚的絕緣層（12)時成本極高， 因而無法普遍被使用，降低商業利用價值。 因此，本創作人設計一種減少高壓電源擊穿絕緣層發生導電危險 的結構’其具有製造容易及成本低之功效。 *【新型内容】 本創作一種金屬發熱元件，其主要於一基材表面做耐高溫的絕緣 陽極處理後形成一陽極層，再於陽極層上喷塗導電膠，由於金屬基材 不易破裂，因此可以製成各式各樣產生高溫的加熱元件。 本創作一種金屬發熱元件，其主要創作目的在於提供一種可直接 在任何形狀有陽極層的鋁材上喷塗導電膜層，藉此減少高壓電源擊穿 導電膜層的功效。 • 本創作一種金屬發熱元件，其次主要創作目的在於提供-種在紹 材的陽極層上財塗或浸潰方式覆著#絕緣層，藉此增加絕緣耐壓作 用，進而減少高壓電源擊穿導電膜層者。 緣’為達成上述本創作之目的並解決前述習知缺點，本創作一種 金屬發熱元件(2〇)’其至少包括有：一有陽極層（22)的金屬基材⑻； 一碳素導電膜層⑽，其覆著於陽極層㈤的表面上；兩電極線⑽， 其附著於碳素導電膜層（23)上；以及一覆著於兩_線（24)與碳 素導電膜層（23)上的絕緣層（25)所構成。 6 M363755 - 上述本創作一種金屬發熱元件（30)特徵在於，其至少包括有： 一有陽極層（32)的金屬基材（31); —第一碳素導電膜層（33a)，其 覆著於有陽極層（32)的金屬基材（31)上方；一第二碳素導電膜層 (33b)’其覆著於於有陽極層（32)的金屬基材（31)下方；兩附著 於第一碳素導電膜層（33a)上的電極線（34a);兩附著於第二礙素導 電膜層（33b)上的電極線（34b); —覆著於兩電極線（34a)與第一 碳素導電膜層（33a)上的第一絕緣層（35a);以及一覆著於兩電極線 (34b)與第二碳素導電膜層（33b)上的第二絕緣層（35b)所構成。 ® 上述本創作一種金屬發熱元件（40)特徵在於，其至少包括有： 一有陽極層（42)的金屬基材（41); 一覆著於陽極層（42a)表面的 第一絕緣層（42b); —碳素導電膜層（43)，其覆著於第一絕緣層（42b) 的表面上；兩電極線（44)，其附著於碳素導電膜層（43)上；以及一 覆著於兩電極線（44)與碳素導電膜層（43)上的第二絕緣層（45) 所構成。 上述本創作一種金屬發熱元件（5〇)特徵在於，其至少包括有： φ —有陽極層（52a)的金屬基材（51); —覆著於陽極層（52a)表面的 第一絕緣層（52b); —第一碳素導電膜層（53a)，其覆著於有第一絕 緣層（52b)的金屬基材（51)上方；一第二碳素導電膜層（53b)，其 覆著於有第一絕緣層（52b)的金屬基材（51)下方；兩附著於第一碳 素導電膜層（53a)上的電極線（54a);兩以附著於第二碳素導電膜層 (53b)上的電極線（54b); -覆著於兩電極線（54a)與第一碳素導 電膜層（53a)上的第二絕緣層（55a);以及一覆著於兩電極線（5处) 與第二碳素導電膜層（53b)上的第三絕緣層（55b)所構成。 7 M363755 【實施方式】 本創作第1實施例請參閱第3圖所示，一種金屬發熱元件（20) 特徵在於，其至少包括有： 一有陽極層（22)的金屬基材（21); 一碳素導電膜層（23) ’其以噴塗方式覆著於陽極層（22)的表面 上； 兩電極線（24) ’其以印刷方式附著於碳素導電膜層（23)上；以 鲁及 一以喷塗或浸潰方式覆著於兩電極線（24)與碳素導電膜層（23) 上的絕緣層（25)，藉此’可以減少高壓電源擊穿導碳素電膜層（23) 的情形發生。 前述本創作金屬基材（21)可以為鋁材，其可以利用簡單陽極處 理方式產生比較厚的絕緣陽極層（22)，而絕緣陽極層（22)上以噴塗 或印刷方式覆著有碳素導電膜層（23)，該碳素導賴層（23)上以印 #刷方式附著有銀或銅材電極線（Μ)，又在喊極線（⑷與碳素導電 膜層（23)上以喷塗或浸潰方式覆著有一絕緣層（25)，藉此，可以減 少高壓電源擊穿碳素導電膜層（23)的情形發生。 前述本創作-種金屬發熱元件（20)特徵在於：該電極線（24) 可以設於陽極層（22)與碳素導電膜層（23)之間。 本創作第2實施請麵第4圖所示，-種金屬發熱元件⑽）特徵 在於’其至少包括有： 一有陽極層（32)的金屬基材（31); 8 M363755 一第一碳素導電膜層（33a)’其以喷塗方式覆著於有陽極層（32) 的金屬基材（31)上方； 一第二碳素導電膜層（33b)，其以喷塗方式覆著於有陽極層（32) 的金屬基材（31)下方； 兩以印刷方式附著於第一碳素導電膜層（33a)上的電極線（34a) 9 兩以印刷方式附著於第二碳素導電膜層（33b)上的電極線（3必） ， • 一以喷塗或浸潰方式覆著於兩電極線（34a)與第一碳素導電膜層 (33a)上的第一絕緣層（35a);以及 一以喷塗或浸潰方式覆著於兩電極線（34b)與第二複素導電膜層 (33b)上的第二絕緣層（35b)。 ' 前述本創作一種金屬發熱元件（30)特徵在於：該電極線如） (34b)可以設於陽極層（32)與第一碳素導電膜層（33a)或第二碳 素導電膜層（33b)之間。 鲁本創作第3實施請參閱第5圖所示，一種金屬發熱元件（4〇)特 徵在於’其至少包括有： 一有陽極層（42a)的金屬基材（41); 一以喷塗或浸潰方式覆著於陽極層（42a)表面的第一絕緣層 (42b)； ' 一碳素導電膜層（43)，其以喷塗方式覆著於第一絕緣層（42b) 的表面上； 兩電極線（44)，其以印刷方式附著於碳素導電膜層、 9 M363755 及 一以喷塗或浸潰方式覆著於兩電極線（44)與碳素導電膜層（43) 上的第二絕緣層（45)。 前述本創作一種金屬發熱元件（40)特徵在於：該電極線（44) 可以設於第一絕緣層（42b)與碳素導電膜層（43)之間。 本創作第4實施請參閱第6圖所示，一種金屬發熱元件（50)特 徵在於’其至少包括有： 一有陽極層（52a)的金屬基材（51); 一以噴塗或浸潰方式覆著於陽極層（52a)表面的第一絕緣層 (52b)； 一第一碳素導電膜層（53a)，其以喷塗方式覆著於有第一絕緣層 (52b)的金屬基材（51)上方； 一第二碳素導電膜層（53b)，其以喷塗方式覆著於有第一絕緣層 (52b)的金屬基材（51)下方； 兩以印刷方式附著於第一碳素導電膜層（53a)上的電極線（54a); 兩以印刷方式附著於第二碳素導電膜層（53b)上的電極線（54b); 一以噴塗或浸溃方式覆著於兩電極線（54a)與第一碳素導電膜層 (53a)上的第二絕緣層（55a);以及 一喷塗或浸潰方式覆著於兩電極線（54b)與第二碳素導電膜層 (53b)上的第三絕緣層（55b)。 前述本創作一種金屬發熱元件（50)特徵在於：該電極線（54a) (54b)可以設於第一絕緣層（52b)與第一碳素導電膜層（53a)或第 二壤素導電膜層（53b)之間。 10 M363755 上述本創作一種金屬發熱元件（20) (30) (40) (50)特徵在於： 該金屬基材（21)(31)(41)(51)可以選擇長方形、矩形、菱形、三 角形，多邊形，圓形、橢圓形、管狀或不規則的形狀。 上述本創作一種金屬發熱元件（20) (30) (40) (50)特徵在於： 該碳素導電膜（23) (33a) (33b) (43) (53a) (53b)為黏合劑與碳素 導電材料所構成。 上述本創作一種金屬發熱元件（20) (30) (40) (50)特徵在於： 鲁該電極線（24)(34a)(34b)(44)(54a)(54b)可以選擇片狀或網狀。 上述本創作一種金屬發熱元件（20) (30) (40) (50)特徵在於： 該電極線（24) (34a) (34b) (44) (54a) (54b)可以選擇銅、銀或導 電性佳之材料。 上述本創作一種金屬發熱元件（2〇) (30) (40) (50)特徵在於： 該陽極層（22) (32) (42a) (52a)介於 10um〜lOOum。 上述本創作一種金屬發熱元件（40) (50)特徵在於：該覆著於陽 籲極層（42a) (52a)上的第一絕緣層（42b) (52b)大於40um。 本創作一種金屬發熱元件適用於直接或間接加熱設備，如煎盤、 咖啡保溫器及電熱芳香器等設備、熱風機、烤箱、乾燥設備、食品保 溫箱、電熱腰帶、烘鞋器、烤麵包機、電毯、保暖墊、按摩椅加熱器、 腰部熱敷按摩帶、腿部熱敷按摩帶、電熱坐墊等設備。運用本創作一 種金屬發熱元件作為直接或間接加熱具有以下優點： (1) 可以減少高壓電源擊穿導電膜的情形發生。 (2) 可以減少設備空間，進而降低成本。 11 M363755 (3) 設備或器具組裝方便容易。 (4) 可以做較大平面之加熱設備。 (5) 使用壽命長。 (6) 熱效率高，可以節省能源。 上述本創作一種金屬發熱元件，僅為其中四種較佳實施例，當不 可以此實施例限定本創作實施的範圍，凡是利用本發明申請專利範圍 所做的均等裝置變化’觸屬賴料利贿的範圍。 12 M363755 【圖式簡單說明】 第1圖為習用剖視示意圖。 $ 2@為第1圖外觀示意圖。 第3圖為本創作第1實施湘視示意圖。 第4圖為本創作第2實施例剖視示意圖。 第5圖為本創作第3實施例剖視示意圖。 第6圖為本創作第4實施例刮視示意圖。 【主要元件符號說明】 習用符號說明： 發熱元件-------(10) 金屬基板-------(11) 絕緣層---------（12) 金屬電熱膜層一-（13) 電熱膜片-------(14) 本創作符號說明： 金屬發熱元件一（20) (30) (40) (50) 金屬基材-------(21) (31) (41) (51) 陽極層--------(22) (32) (42a) (52a) 絕緣層------(25) 第一絕緣層-----（35a) (42b) (52b) 第二絕緣層-----(35b) (45) (55a) 第三絕緣層-----(55b) 碳素導電膜層一（23) (33a) (33b) (43) (53a) (53b) 電極線---------(24) (34a) (34b) (44) (54a) (54b) 13M363755 VIII. New description: • [New technical field] This creation - a kind of metal heating element, shaft finger - kind of paste carbon is a kind of metal heating element as a heating medium. [Prior Art] Press, such as industrial hot air blowers, industrial heaters, ovens, drying equipment, dry-drying furnaces, hot air blowers and electrical products, such as food incubators, bathroom lenses, defogging, drying shoes, and appeal Toaster, heating fan, water dispenser heater, electric blanket, electric aromatherapy device, warm pad, massage chair heating, waist hot compress massage belt, leg hot compress massage belt, electric heating cushion hot belt or beauty electric heating product, car electric heating Products, baby electric heating products, medical electric heating products, etc., usually use electric resistance wires or electric heating tubes to generate heat energy to heat the articles. The use of electric resistance wires or electric heating tubes as heating elements has the following disadvantages: (1) Using electric resistance wires Heating, shortening the life due to easy oxidation in exposure to air. 0 (2) Heating with an electric heating tube, the resistance wire inside the electric heating tube has a temperature limit. (3) The resistance wire and the electric heating tube cannot generate heat of a large uniform surface, so the electrothermal efficiency is low, resulting in energy consumption. Please also refer to the patent application No. 942002781 of Taiwan, a thin film heating element (10) mainly comprising a metal substrate (11), which is splashed or printed with insulation on the metal substrate (11). The layer (12), the insulating layer (12) is provided with a metal electrothermal film layer (13) by high temperature atomization deposition, and the metal electric heating film layer (13) is provided with an electric heating film sheet (14), the main purpose of which is to reduce Damage to the substrate 'Improve the disadvantage that ceramic or glass is easily broken 5 M363755, but the insulating layer (12) formed by sputtering or printing usually has a thickness between 25 nm and 45 nm, and the film is heated at a voltage of 12 V or 24 V. When the component (1〇) can generate heat energy, if it is applied to the electric heating film (14) at a voltage of 110V, 220V or higher, it is easy to break down the insulating layer (12), which causes a conductive hazard. Therefore, thicker insulation is required. The layer (12) is used for barrier formation, and the thicker insulating layer (12) is extremely costly in the above manner, so that it cannot be generally used, and the commercial use value is reduced. Therefore, the present author has devised a structure which reduces the risk of electrical conduction of the high-voltage power supply breakdown insulating layer, which has the advantages of easy manufacture and low cost. *[New content] This is a kind of metal heating element, which is mainly used to form an anode layer on the surface of a substrate after high temperature insulation and anode treatment, and then spray conductive adhesive on the anode layer. A wide variety of heating elements that produce high temperatures can be made. The present invention is directed to a metal heating element whose main purpose is to provide a conductive film layer which can be directly sprayed on an aluminum material having an anode layer in any shape, thereby reducing the effect of a high voltage power supply penetrating the conductive film layer. • This is a kind of metal heating element. The second main purpose of the creation is to provide a kind of coating on the anode layer of the material, or to cover the #insulation layer, thereby increasing the insulation withstand voltage and reducing the breakdown of the high voltage power supply. Membrane layer. In order to achieve the above-mentioned purpose of the present invention and to solve the aforementioned disadvantages, the present invention relates to a metal heating element (2) which comprises at least: a metal substrate (8) having an anode layer (22); a carbon conductive film a layer (10) overlying the surface of the anode layer (5); a two electrode line (10) attached to the carbon conductive film layer (23); and a layer covering the two wires (24) and the carbon conductive film layer ( 23) The upper insulating layer (25) is formed. 6 M363755 - The above-mentioned metal heating element (30) is characterized in that it comprises at least: a metal substrate (31) having an anode layer (32); a first carbon conductive film layer (33a) overlying a metal substrate (31) having an anode layer (32); a second carbon conductive film layer (33b) is disposed under the metal substrate (31) having the anode layer (32); An electrode line (34a) attached to the first carbon conductive film layer (33a); two electrode lines (34b) attached to the second barrier conductive film layer (33b); - covering the two electrode lines (34a) And a first insulating layer (35a) on the first carbon conductive film layer (33a); and a second insulating layer overlying the two electrode lines (34b) and the second carbon conductive film layer (33b) (35b) constitutes. ® The above-described metal heating element (40) is characterized in that it comprises at least: a metal substrate (41) having an anode layer (42); and a first insulating layer covering the surface of the anode layer (42a) ( 42b); a carbon conductive film layer (43) overlying the surface of the first insulating layer (42b); two electrode lines (44) attached to the carbon conductive film layer (43); The second insulating layer (45) is coated on the two electrode wires (44) and the carbon conductive film layer (43). The above-mentioned metal heating element (5〇) is characterized in that it comprises at least: φ - a metal substrate (51) having an anode layer (52a); - a first insulating layer covering the surface of the anode layer (52a) (52b); a first carbon conductive film layer (53a) overlying the metal substrate (51) having the first insulating layer (52b); a second carbon conductive film layer (53b), Covered under the metal substrate (51) having the first insulating layer (52b); two electrode wires (54a) attached to the first carbon conductive film layer (53a); and two conductive wires attached to the second carbon An electrode line (54b) on the film layer (53b); - a second insulating layer (55a) overlying the two electrode lines (54a) and the first carbon conductive film layer (53a); and one covering the two The electrode wires (5 places) and the third insulating layer (55b) on the second carbon conductive film layer (53b) are formed. 7 M363755 [Embodiment] The first embodiment of the present invention is shown in Fig. 3. A metal heating element (20) is characterized in that it comprises at least: a metal substrate (21) having an anode layer (22); a carbon conductive film layer (23) 'coated on the surface of the anode layer (22) by spraying; the two electrode wires (24) 'printed to the carbon conductive film layer (23); Lu and a coating layer (25) coated on the two electrode wires (24) and the carbon conductive film layer (23) by spraying or dipping, thereby reducing the breakdown of the high-voltage power source to conduct carbon film The situation of layer (23) occurs. The foregoing metal substrate (21) may be an aluminum material, which can be used to produce a relatively thick insulating anode layer (22) by a simple anodizing method, and the insulating anode layer (22) is coated with carbon by spraying or printing. a conductive film layer (23) on which a silver or copper electrode wire (Μ) is attached by a stamping method, and a shim line ((4) and a carbon conductive film layer (23)) An insulating layer (25) is coated on the surface by spraying or dipping, thereby reducing the occurrence of high-voltage power supply breakdown of the carbon conductive film layer (23). The foregoing novel metal heating element (20) features The electrode wire (24) may be provided between the anode layer (22) and the carbon conductive film layer (23). The second embodiment of the present invention is shown in Fig. 4, and the metal heating element (10) is characterized in that 'It includes at least: a metal substrate (31) having an anode layer (32); 8 M363755 a first carbon conductive film layer (33a) 'which is spray coated on the anode layer (32) Above the metal substrate (31); a second carbon conductive film layer (33b) which is spray coated on the gold having the anode layer (32) Below the substrate (31); two electrode wires (34a) 9 attached to the first carbon conductive film layer (33a) by printing, and two electrodes attached to the second carbon conductive film layer (33b) by printing a wire (3 must), a first insulating layer (35a) coated on the first electrode conductive layer (33a) by spraying or dipping, and a spray coating or the like Or the second insulating layer (35b) on the two electrode wires (34b) and the second complex conductive film layer (33b) is immersed. The foregoing metal heating element (30) is characterized in that the electrode line (34b) can be disposed on the anode layer (32) and the first carbon conductive film layer (33a) or the second carbon conductive film layer ( Between 33b). The third implementation of Ruben's creation, as shown in Fig. 5, a metal heating element (4〇) is characterized in that it includes at least: a metal substrate (41) having an anode layer (42a); a first insulating layer (42b) coated on the surface of the anode layer (42a); a carbon conductive film layer (43) coated on the surface of the first insulating layer (42b) by spraying a two-electrode wire (44) which is printedly attached to the carbon conductive film layer, 9 M363755, and coated on the two electrode wires (44) and the carbon conductive film layer (43) by spraying or dipping. The second insulating layer (45). The metal heating element (40) of the present invention is characterized in that the electrode wire (44) may be disposed between the first insulating layer (42b) and the carbon conductive film layer (43). In the fourth embodiment of the present invention, as shown in FIG. 6, a metal heating element (50) is characterized in that it includes at least: a metal substrate (51) having an anode layer (52a); and a spraying or dipping method. a first insulating layer (52b) overlying the surface of the anode layer (52a); a first carbon conductive film layer (53a) sprayed over the metal substrate having the first insulating layer (52b) (51) above; a second carbon conductive film layer (53b) which is sprayed over the metal substrate (51) having the first insulating layer (52b); two are attached to the first by printing An electrode wire (54a) on the carbon conductive film layer (53a); two electrode wires (54b) attached to the second carbon conductive film layer (53b) by printing; one coated by spraying or dipping a two-electrode wire (54a) and a second insulating layer (55a) on the first carbon conductive film layer (53a); and a spray or dipping method covering the two electrode wires (54b) and the second carbon conductive A third insulating layer (55b) on the film layer (53b). The metal heating element (50) of the present invention is characterized in that the electrode wire (54a) (54b) may be disposed on the first insulating layer (52b) and the first carbon conductive film layer (53a) or the second magnetic conductive film. Between layers (53b). 10 M363755 The above-mentioned metal heating element (20) (30) (40) (50) is characterized in that: the metal substrate (21) (31) (41) (51) can be selected from a rectangle, a rectangle, a diamond, and a triangle. Polygon, round, oval, tubular or irregular shape. The above-mentioned metal heating element (20) (30) (40) (50) is characterized in that: the carbon conductive film (23) (33a) (33b) (43) (53a) (53b) is a binder and carbon Made of a conductive material. The above-mentioned metal heating element (20) (30) (40) (50) is characterized in that: the electrode wire (24) (34a) (34b) (44) (54a) (54b) can be selected from a sheet or a net. shape. The above-mentioned metal heating element (20) (30) (40) (50) is characterized in that: the electrode wire (24) (34a) (34b) (44) (54a) (54b) can be selected from copper, silver or conductive Good material. The above-mentioned metal heating element (2) (30) (40) (50) is characterized in that the anode layer (22) (32) (42a) (52a) is between 10 um and 100 um. The above-described metal heating element (40) (50) is characterized in that the first insulating layer (42b) (52b) overlying the anode layer (42a) (52a) is larger than 40 um. The invention relates to a metal heating element suitable for direct or indirect heating equipment, such as frying pan, coffee warmer and electric aromatherapy device, hot air blower, oven, drying equipment, food incubator, electric heating belt, shoe drying machine, toaster , electric blankets, warm pad, massage chair heater, waist hot compress massage belt, leg hot compress massage belt, electric heating cushion and other equipment. The use of the present invention as a metal heating element for direct or indirect heating has the following advantages: (1) It is possible to reduce the occurrence of high voltage power supply breakdown of the conductive film. (2) It can reduce equipment space and thus reduce costs. 11 M363755 (3) Equipment or appliances are easy to assemble. (4) It is possible to make a large flat heating device. (5) Long service life. (6) High thermal efficiency, which can save energy. The above-mentioned metal heating element is only one of the four preferred embodiments. When the scope of the present invention is not limited by this embodiment, the equal device variation made by using the scope of the patent application of the present invention is The scope of bribery. 12 M363755 [Simple description of the diagram] Figure 1 is a schematic cross-sectional view of the conventional. $ 2@ is the appearance of Figure 1. The third picture is a schematic diagram of the first implementation of the creation of Xiangxiang. Fig. 4 is a schematic cross-sectional view showing a second embodiment of the creation. Fig. 5 is a schematic cross-sectional view showing a third embodiment of the creation. Fig. 6 is a schematic view showing the shaving of the fourth embodiment of the present invention. [Main component symbol description] Conventional symbol description: Heating element -------(10) Metal substrate -------(11) Insulation layer---------(12) Metal electric heating Film layer - (13) Electric heating film ------- (14) Description of the symbol: Metal heating element one (20) (30) (40) (50) Metal substrate ------ -(21) (31) (41) (51) Anode layer ---(22) (32) (42a) (52a) Insulation layer ——(25) First insulation layer -----(35a) (42b) (52b) Second Insulation Layer-----(35b) (45) (55a) Third Insulation Layer----(55b) Carbon Conductive Film Layer (23) (33a) (33b) (43) (53a) (53b) Electrode wire ---------(24) (34a) (34b) (44) (54a) (54b) 13