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公开(公告)号：US07414515B2
公开(公告)日：2008-08-19
申请号：US11508924
申请日：2006-08-24
申请人： Noriaki Hirano , Kunio Mogi , Tsutomu Hatakeyama , Tsukasa Kon , Tokuhiko Handa , Hisanao Tosaka
发明人： Noriaki Hirano , Kunio Mogi , Tsutomu Hatakeyama , Tsukasa Kon , Tokuhiko Handa , Hisanao Tosaka
IPC分类号： H01C10/48
CPC分类号： H05B3/146 , H01C1/1406 , H01C7/02 , H01C7/027 , H05B2203/02
摘要： An object is to provide a PTC element capable of preventing lead terminals from delaminating from an element body. This PTC element 1 is a PTC element comprising an element body 10 in which an electroconductive filler is dispersed in a crystalline polymer, and a pair of terminal electrodes 12, 14 thermocompression-bonded with the element body 10 in between, wherein each of the pair of terminal electrodes 12, 14 has an overlapping region 121, 141 overlapping with the element body 10, and a nonoverlapping region 122, 142 not overlapping with the element body 10, and wherein the nonoverlapping region 122, 142 of each of the pair of terminal electrodes 12, 14 is constructed of a succession of a wide portion 122a a width of which is large across a direction in which the terminal electrode 12, 14 extends from the element body 10, and a narrow portion 122b a width of which is smaller than the width of the wide portion 122a.
摘要翻译： 目的在于提供能够防止引线端子从元件体分层的PTC元件。 该PTC元件1是包括元件体10的PTC元件，其中导电填料分散在结晶聚合物中，以及一对与其间的元件体10热压粘合的端子电极12,14，其中每对 端子电极12,14具有与元件主体10重叠的重叠区域121,141以及与元件主体10不重叠的非重叠区域122,142，并且其中每对端子的非重叠区域122,142 电极12,14由一连串的宽度部分122a构成，宽度部分122a的宽度在端子电极12,14从元件体10延伸的方向上较大，其宽度小于 宽部分122a的宽度。
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公开(公告)号：US07368069B2
公开(公告)日：2008-05-06
申请号：US10503618
申请日：2003-02-07
申请人： Hisanao Tosaka , Yasuhide Yamashita
发明人： Hisanao Tosaka , Yasuhide Yamashita
IPC分类号： H01B1/22
CPC分类号： H01B1/22 , H01C7/027 , H01C17/06586
摘要： In a PTC thermistor comprising at least a pair of electrodes disposed so as to face each other and a thermistor element disposed between the electrodes and having a positive resistance-temperature characteristic, the thermistor element is a molded body constituted by a high molecular matrix, a low molecular organic compound, and conductive particles having electric conductivity, the molecular weight of the high molecular matrix is between 10,000 and 400,000, the molecular weight of the low molecular organic compound is between 100 and 3,000, and the high molecular matrix is an olefin-type high molecular compound having a melting start temperature of between 85 and 95° C.
摘要翻译： 在包括至少一对彼此相对配置的电极和设置在电极之间并具有正电阻温度特性的热敏电阻元件的PTC热敏电阻中，热敏电阻元件是由高分子矩阵， 低分子有机化合物和具有导电性的导电颗粒，高分子基质的分子量为10,000〜400,000，低分子有机化合物的分子量为100〜3000，高分子量基质为烯烃 - 具有熔点开始温度在85和95℃之间的高分子化合物。
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公开(公告)号：US20070151968A1
公开(公告)日：2007-07-05
申请号：US11643962
申请日：2006-12-22
摘要： A PTC element comprising a PTC element body containing a polymer matrix and conductive particles, a pair of electrodes in contact with the PTC element body, and a protective layer composed of a cured epoxy resin composition containing an epoxy resin and a thiol-based curing agent, and covering the PTC element body so as to seal the PTC element body.
摘要翻译： 一种PTC元件，包括含有聚合物基体的PTC元件体和导电粒子，与PTC元件本体接触的一对电极，以及由含有环氧树脂和硫醇类固化剂的固化环氧树脂组合物构成的保护层 并且覆盖PTC元件主体以便密封PTC元件主体。
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公开(公告)号：US20070069848A1
公开(公告)日：2007-03-29
申请号：US11521543
申请日：2006-09-15
IPC分类号： H01C7/13
CPC分类号： H01C7/027 , H01C1/1406
摘要： A method of manufacturing a PTC element comprising a pair of lead terminals bonded together by thermocompression with a matrix held therebetween comprises a matrix preparing step of preparing a matrix constructed by dispersing a conductive filler into a crystalline polymer; a terminal preparing step of preparing a pair of lead terminals holding the matrix therebetween, a surface of each lead terminal facing the matrix being formed with a plurality of anchor protrusions separated from each other; a flattening step of flattening the anchor protrusions formed in respective nonoverlapping areas in the pair of lead terminals kept from overlapping the matrix; and a thermocompression bonding step of holding the matrix between respective overlapping areas in the pair of lead terminals overlapping the matrix, and securing the pair of lead terminals and the matrix together by thermocompression bonding.
摘要翻译： 一种PTC元件的制造方法，其特征在于，包括通过热压接合在一起的一对引线端子与保持在基体之间的基体的方法，所述方法包括：制备通过将导电填料分散在结晶聚合物中而构成的基体的基质制备步骤 一个端子准备步骤，准备一对保持基体的引线端子，每个引线端子面向基体的表面形成有彼此分开的多个锚定突起; 使形成在所述一对引线端子中的相邻的非重叠区域中形成的所述锚固突起变平的平坦化步骤保持与所述矩阵重叠; 以及热压接合步骤，其将矩阵保持在与矩阵重叠的一对引线端子中的各个重叠区域之间，并且通过热压接将所述一对引线端子和所述基体固定在一起。
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5.发明授权PTC thermistor body, PTC thermistor, method of making PTC thermistor body, and method of making PTC thermistor 失效PTC热敏电阻体，PTC热敏电阻，制作PTC热敏电阻体的方法及制作PTC热敏电阻的方法公开(公告)号：US07019613B2
公开(公告)日：2006-03-28
申请号：US10463592
申请日：2003-06-18
申请人： Yoshito Nihira , Noriaki Hirano , Hisanao Tosaka
发明人： Yoshito Nihira , Noriaki Hirano , Hisanao Tosaka
IPC分类号： H01C7/10
CPC分类号： H01B1/24 , H01C7/027 , H01C17/06526 , H01C17/06586 , Y10T29/49082 , Y10T29/49085
摘要： A PTC thermistor 10 comprises, at least, a pair of electrodes 2, 3 and a thermistor body 1, disposed between the electrodes 2, 3, having a positive resistance vs. temperature characteristic. The thermistor body includes, at least, a thermoplastic resin and an electrically conductive particle made of a metal powder. The thermoplastic resin and electrically conductive particle have respective contents and a state of dispersion adjusted so as to yield a magnetization of 4.0×10−5 to 6.0×10−5 Wb·m·kg−1 when a magnetic field of 3.98×105 A·m−1 is applied to the thermistor body.
摘要翻译： PTC热敏电阻10至少包括一对电极2,3和设置在电极2,3之间的具有正电阻与温度特性的热敏电阻体1。 热敏电阻体至少包括热塑性树脂和由金属粉末制成的导电颗粒。 热塑性树脂和导电颗粒具有各自的含量和调节状态，以便产生4.0×10 -5至6.0×10 -5 Wb.m的磁化强度。 当将3.98×10 5 Am -1的磁场施加到热敏电阻体时，该电流为1000KΩ。
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公开(公告)号：US20050116808A1
公开(公告)日：2005-06-02
申请号：US10503618
申请日：2003-02-07
申请人： Hisanao Tosaka , Yasuhide Yamashita
发明人： Hisanao Tosaka , Yasuhide Yamashita
IPC分类号： H01B1/20 , H01B1/22 , H01C7/02 , H01C17/065 , H01C7/10
CPC分类号： H01B1/22 , H01C7/027 , H01C17/06586
摘要： In a PTC thermistor comprising at least a pair of electrodes 2 and 3 disposed so as to face each other and a thermistor element disposed between the electrodes 2 and 3 and having a positive resistance-temperature characteristic, the thermistor element is a molded body constituted by a high molecular matrix, a low molecular organic compound, and conductive particles having electric conductivity, the molecular weight of the high molecular matrix is between 10,000 and 400,000, the molecular weight of the low molecular organic compound is between 100 and 3,000, and the high molecular matrix is an olefin-type high molecular compound having a melting start temperature of between 85 and 95° C.
摘要翻译： 在包括至少一对彼此相对配置的一对电极2和3以及设置在电极2,3间并具有正电阻温度特性的热敏电阻元件的PTC热敏电阻中，热敏电阻元件是由 高分子基质，低分子有机化合物和具有导电性的导电颗粒，高分子基质的分子量为10,000〜400,000，低分子有机化合物的分子量为100〜3000，高分子量 分子基质是熔点开始温度在85和95℃之间的烯烃型高分子化合物。
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公开(公告)号：US5793276A
公开(公告)日：1998-08-11
申请号：US682301
申请日：1996-07-17
CPC分类号： H01C7/027 , H01C1/1406
摘要： An organic PTC thermistor having a positive temperature coefficient of resistivity, which comprises a PTC composition comprising an organic polymer having dispersed therein a conductive substance, and at least one pair of electrodes, wherein the conductive substance is tungsten carbide powder; or the electrodes each comprise a metal mesh and a metal layer.
摘要翻译： 一种具有正温度系数电阻率的有机PTC热敏电阻，其包括含有分散有导电物质的有机聚合物的PTC组合物和至少一对电极，其中所述导电物质是碳化钨粉末; 或者电极各自包括金属网和金属层。
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公开(公告)号：US07573008B2
公开(公告)日：2009-08-11
申请号：US11643962
申请日：2006-12-22
摘要： A PTC element comprising a PTC element body containing a polymer matrix and conductive particles, a pair of electrodes in contact with the PTC element body, and a protective layer composed of a cured epoxy resin composition containing an epoxy resin and a thiol-based curing agent, and covering the PTC element body so as to seal the PTC element body.
摘要翻译： 一种PTC元件，包括含有聚合物基体的PTC元件体和导电粒子，与PTC元件本体接触的一对电极，以及由含有环氧树脂和硫醇类固化剂的固化环氧树脂组合物构成的保护层 并且覆盖PTC元件主体以便密封PTC元件主体。
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公开(公告)号：US07326889B2
公开(公告)日：2008-02-05
申请号：US11521543
申请日：2006-09-15
CPC分类号： H01C7/027 , H01C1/1406
摘要： A method of manufacturing a PTC element comprising a pair of lead terminals bonded together by thermocompression with a matrix held therebetween comprises a matrix preparing step of preparing a matrix constructed by dispersing a conductive filler into a crystalline polymer; a terminal preparing step of preparing a pair of lead terminals holding the matrix therebetween, a surface of each lead terminal facing the matrix being formed with a plurality of anchor protrusions separated from each other; a flattening step of flattening the anchor protrusions formed in respective nonoverlapping areas in the pair of lead terminals kept from overlapping the matrix; and a thermocompression bonding step of holding the matrix between respective overlapping areas in the pair of lead terminals overlapping the matrix, and securing the pair of lead terminals and the matrix together by thermocompression bonding.
摘要翻译： 一种PTC元件的制造方法，其特征在于，包括通过热压接合在一起的一对引线端子与保持在基体之间的基体的方法，所述方法包括：制备通过将导电填料分散在结晶聚合物中而构成的基体的基质制备步骤 一个端子准备步骤，准备一对保持基体的引线端子，每个引线端子面向基体的表面形成有彼此分开的多个锚定突起; 使形成在所述一对引线端子中的相邻的非重叠区域中形成的所述锚固突起变平的平坦化步骤保持与所述矩阵重叠; 以及热压接合步骤，其将矩阵保持在与矩阵重叠的一对引线端子中的各个重叠区域之间，并且通过热压接将所述一对引线端子和所述基体固定在一起。
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公开(公告)号：US20070046420A1
公开(公告)日：2007-03-01
申请号：US11508924
申请日：2006-08-24
申请人： Noriaki Hirano , Kunio Mogi , Tsutomu Hatakeyama , Tsukasa Kon , Tokuhiko Handa , Hisanao Tosaka
发明人： Noriaki Hirano , Kunio Mogi , Tsutomu Hatakeyama , Tsukasa Kon , Tokuhiko Handa , Hisanao Tosaka
CPC分类号： H05B3/146 , H01C1/1406 , H01C7/02 , H01C7/027 , H05B2203/02
摘要： An object is to provide a PTC element capable of preventing lead terminals from delaminating from an element body. This PTC element 1 is a PTC element comprising an element body 10 in which an electroconductive filler is dispersed in a crystalline polymer, and a pair of terminal electrodes 12, 14 thermocompression-bonded with the element body 10 in between, wherein each of the pair of terminal electrodes 12, 14 has an overlapping region 121, 141 overlapping with the element body 10, and a nonoverlapping region 122, 142 not overlapping with the element body 10, and wherein the nonoverlapping region 122, 142 of each of the pair of terminal electrodes 12, 14 is constructed of a succession of a wide portion 122a a width of which is large across a direction in which the terminal electrode 12, 14 extends from the element body 10, and a narrow portion 122b a width of which is smaller than the width of the wide portion 122a.
摘要翻译： 目的在于提供能够防止引线端子从元件体分层的PTC元件。 该PTC元件1是包括元件体10的PTC元件，其中导电填料分散在结晶聚合物中，以及一对与其间的元件体10热压粘合的端子电极12,14，其中每对 端子电极12,14具有与元件主体10重叠的重叠区域121,141以及与元件主体10不重叠的非重叠区域122,142，并且其中每对端子的非重叠区域122,142 电极12,14由一连串的宽度部分122a构成，宽度部分122a的宽度在端子电极12,14从元件体10延伸的方向上较大，其宽度小于 宽部分122a的宽度。
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