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Применить Всего найдено 6856. Отображено 100.
16-01-1996 дата публикации

УСТРОЙСТВО ДЛЯ ПРОВЕРКИ ХАРАКТЕРИСТИК ТОКОВОЙ ЗАЩИТЫ

Номер: RU0000001570U1

1. УСТРОЙСТВО ДЛЯ ПРОВЕРКИ ХАРАКТЕРИСТИК ТОКОВОЙ ЗАЩИТЫ, содержащее ключ переменного тока, датчик тока, выход которого соединен с входом последовательной цепи из блоков измерения, вычисления и индикации; управляющий блок с синхровходом, первым и вторым установочными входами, подключенными к выходам первого и второго блока задания установок соответственно, и двумя выходами, из которых первый соединен с входом ключа переменного тока, а второй подключен к вторым входам блоков вычисления и индикации, отличающееся тем, что оно снабжено тремя парами входных выводов, а управляющий блок содержит дополнительный вход, при этом первая пара входных выводов соединена с выходом ключа переменного тока и предназначена для включения последовательно в цепь регулирования тока питающей электросети, вторая пара входных выводов соединена с входом датчика тока и предназначена для включения последовательно в входную цепь токовой защиты, третья пара входных выводов соединена с дополнительным входом управляющего блока и предназначена для включения в резервную выходную цепь токовой защиты, а синхровход управляющего блока соединен с выходом ключа переменного тока. 2. Устройство по п.1, отличающееся тем, что в него введен третий блок задания уставок, а блок вычисления снабжен дополнительными входом и выходом, причем выход третьего блока задания уставок подключен к дополнительному входу блока вычисления, дополнительный выход которого соединен с входом первого блока задания уставок. (19) RU (11) (13) 1 570 U1 (51) МПК H01H 69/01 (1995.01) РОССИЙСКОЕ АГЕНТСТВО ПО ПАТЕНТАМ И ТОВАРНЫМ ЗНАКАМ (12) ОПИСАНИЕ ПОЛЕЗНОЙ МОДЕЛИ К СВИДЕТЕЛЬСТВУ (21), (22) Заявка: 94043004/07, 30.11.1994 (46) Опубликовано: 16.01.1996 (71) Заявитель(и): Российское акционерное общество энергетики и электрификации, Научно-производственная фирма "Радиус" 1 5 7 0 R U (57) Формула полезной модели 1. УСТРОЙСТВО ДЛЯ ПРОВЕРКИ ХАРАКТЕРИСТИК ТОКОВОЙ ЗАЩИТЫ, содержащее ключ переменного тока, датчик тока, выход которого соединен с входом ...

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16-05-1999 дата публикации

СИГНАЛИЗАТОР ПРЕДЕЛЬНОЙ ТЕМПЕРАТУРЫ

Номер: RU0000010004U1

1. Сигнализатор предельной температуры, содержащий корпус, подвижный и неподвижный контакты и размещенный между подвижным контактом и корпусом термочувствительный элемент в виде замкнутой криволинейной фигуры, выполненный из материала с эффектом памяти формы, отличающийся тем, что термочувствительному элементу задана память формы таким образом, чтобы его поверхность, контактирующая с корпусом, соответствовала внутренней поверхности корпуса и имела максимально возможную площадь контактирования. 2. Сигнализатор по п.1, отличающийся тем, что термочувствительный элемент жестко соединен на подвижном контакте. 3. Сигнализатор по п.1, отличающийся тем, что термочувствительный элемент расположен между подвижным контактом и боковой поверхностью корпуса. (19) RU (11) 10 004 (13) U1 (51) МПК H01H 37/46 (1995.01) H01H 61/06 (1995.01) РОССИЙСКОЕ АГЕНТСТВО ПО ПАТЕНТАМ И ТОВАРНЫМ ЗНАКАМ (12) ОПИСАНИЕ ПОЛЕЗНОЙ МОДЕЛИ К СВИДЕТЕЛЬСТВУ (21), (22) Заявка: 98115554/20, 17.08.1998 (46) Опубликовано: 16.05.1999 (72) Автор(ы): Виноградский В.В., Лукьянов В.А., Никишин С.П., Перова О.П., Чудаев А.М. 1 0 0 0 4 R U (57) Формула полезной модели 1. Сигнализатор предельной температуры, содержащий корпус, подвижный и неподвижный контакты и размещенный между подвижным контактом и корпусом термочувствительный элемент в виде замкнутой криволинейной фигуры, выполненный из материала с эффектом памяти формы, отличающийся тем, что термочувствительному элементу задана память формы таким образом, чтобы его поверхность, контактирующая с корпусом, соответствовала внутренней поверхности корпуса и имела максимально возможную площадь контактирования. 2. Сигнализатор по п.1, отличающийся тем, что термочувствительный элемент жестко соединен на подвижном контакте. 3. Сигнализатор по п.1, отличающийся тем, что термочувствительный элемент расположен между подвижным контактом и боковой поверхностью корпуса. Ñòðàíèöà: 1 U 1 U 1 (54) СИГНАЛИЗАТОР ПРЕДЕЛЬНОЙ ТЕМПЕРАТУРЫ 1 0 0 0 4 (73) Патентообладатель(и): Закрытое ...

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05-01-2012 дата публикации

Electromagnetic trip device for an electric switch apparatus, electric switch apparatus comprising one such trip device

Номер: US20120001708A1
Принадлежит: Schneider Electric Industries SAS

An electromagnetic trip device comprising a shell and a moving core sliding due to the action of a coil, the shell comprising a radial surface having an opening through which the moving core passes, superposition of a radial crown of the moving core and the radial surface forming a magnetic flux transfer surface enabling flow of an axial magnetic flux. The trip device comprises intercalary adjustment means of said transfer surface respectively positioned between the moving core and the opening, said intercalary adjustment means comprising two calibrated elements adjoined surface against surface and being respectively formed by an alternation of magnetic sectors and non-magnetic sectors; movement of a calibrated element with respect to the other enabling a variation of said transfer surface to be obtained.

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20-06-2002 дата публикации

ТЕРМОЧУВСТВИТЕЛЬНЫЙ ПЕРЕКЛЮЧАТЕЛЬ

Номер: RU0000023525U1

1. Термочувствительный переключатель, содержащий корпус, в котором расположены подвижный и неподвижный контакты и термочувствительный элемент, выполненный из материала с эффектом памяти формы и установленный в изогнутом виде с возможностью воздействия на подвижный контакт, отличающийся тем, что термочувствительному элементу задана память формы в виде прямолинейного отрезка, и оба его конца жестко закреплены внутри корпуса переключателя. 2. Термочувствительный переключатель по п.1, отличающийся тем, что термочувствительный элемент закреплен в форме дуги. 3. Термочувствительный переключатель по п.1, отличающийся тем, что термочувствительный элемент закреплен в форме кольца. 4. Термочувствительный переключатель по п.1, отличающийся тем, что термочувствительный элемент закреплен на подвижном контакте. 5. Термочувствительный переключатель по п.1, отличающийся тем, что термочувствительный элемент расположен между корпусом и подвижным контактом, при этом оба его конца крепятся к корпусу, или к подвижному контакту, или один его конец крепится к корпусу, а другой - к подвижному контакту. (19) RU (11) 23 525 (13) U1 (51) МПК H01H 37/52 (2000.01) H01H 61/06 (2000.01) РОССИЙСКОЕ АГЕНТСТВО ПО ПАТЕНТАМ И ТОВАРНЫМ ЗНАКАМ (12) ОПИСАНИЕ ПОЛЕЗНОЙ МОДЕЛИ К СВИДЕТЕЛЬСТВУ (21), (22) Заявка: 2001121826/20 , 07.08.2001 (24) Дата начала отсчета срока действия патента: 07.08.2001 (46) Опубликовано: 20.06.2002 (72) Автор(ы): Пушин В.Г., Фетисов И.А. (73) Патентообладатель(и): Пушин Владимир Григорьевич, Фетисов Игорь Александрович Ñòðàíèöà: 1 U 1 2 3 5 2 5 R U U 1 (57) Формула полезной модели 1. Термочувствительный переключатель, содержащий корпус, в котором расположены подвижный и неподвижный контакты и термочувствительный элемент, выполненный из материала с эффектом памяти формы и установленный в изогнутом виде с возможностью воздействия на подвижный контакт, отличающийся тем, что термочувствительному элементу задана память формы в виде прямолинейного отрезка, и оба его конца жестко ...

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27-11-2004 дата публикации

ЭЛЕКТРОТЕПЛОВОЕ РЕЛЕ

Номер: RU0000042354U1

1. Электротепловое реле, содержащее корпус, имеющий в верхней и нижней частях n+1 ячейки (n - число полюсов реле), где в n ячейках расположены узлы термоэлементов, причем свободные концы узлов связаны с планками, соединенными между собой посредством рычага, в отдельной ячейке расположены контактный механизм, узел регулировки тока несрабатывания, узел температурной компенсации, кнопка “Возврат”, кнопка “Стоп”, указатель срабатывания, рычаг изменения способа возврата, отличающееся тем, что введено устройство контроля реле, установленное в ячейке исполнительного механизма, узлы термоэлементов расположены в верхней части корпуса, каждый из которых состоит из термобиметаллической пластины с держателем, выводной ламели и нагревательного элемента, одна сторона которого соединена с выводной ламелью, а другая сторона - с корпусом и имеет отогнутую вертикальную полку, выполняющую функцию выводной ламели для подсоединения внешних проводников, при этом нагревательный элемент связан с термобиметаллической пластиной гибким соединением, а держатель выполнен в виде угольника, одна сторона которого соединена с термобиметаллической пластиной, а другая сторона соединена с корпусом, причем элементы фиксации в корпусе выполнены в виде отверстий и направляющего паза, расположенного по крайней мере под углом 2-10°, в нижней части корпуса расположены зажимы для втычного подсоединения внешних проводников, выполненные по крайней мере в виде хомута с винтом, элементом фиксации, примыкающим к отогнутой вертикальной части нагревательного элемента, и плоской пружины, позволяющей увеличить зажимные усилия при подсоединении внешнего проводника, при этом верхние ячейки в основании корпуса соединены общим пазом, в котором размещены подвижные планки из изоляционного материала, по количеству соответствующие числу полюсов реле и соединенные между собой рычагом, контактный механизм, состоящий из пары неподвижных контактов, выполненных из ламелей и угольников с контактами, и перекидного мостика, ...

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27-03-2005 дата публикации

ПЕРЕКЛЮЧАТЕЛЬ

Номер: RU0000044873U1

1. Переключатель, содержащий храповое колесо, установленное на валу и связанное, по крайней мере, через одну собачку с электромагнитным приводом, фиксатор, подвижные и неподвижные контакты, отличающийся тем, что дополнительно содержит, по крайней мере, один выходной вал, возвратную пружину, один конец которой закреплен на валу, а другой - на основании, храповое колесо установлено с возможностью вращения относительно первого вала и связано через зубчатую передачу, по крайней мере, с одним выходным валом, электромагнитный привод выполнен в виде двух электромагнитов с общим якорем, закрепленным на первом валу, при этом электромагниты жестко установлены на основании по разные стороны относительно общего якоря и первого вала, фиксатор выполнен в виде ротора, закрепленного на одном из выходных валов и статора из магнитомягкого материала, жестко установленного на основании соосно ротору, выполненному в виде постоянного магнита цилиндрической формы, на полюсах которого установлены два диска из магнитомягкого материала, при этом на одном из дисков ротора и на статоре выполнены обращенные друг к другу зубчатые выступы с угловым шагом равным или на одном из них равным, а на другом - кратным углу поворота выходного вала на один шаг. 2. Переключатель по п.1, отличающийся тем, что одна группа подвижных и неподвижных контактов выполнена с возможностью подачи управляющих импульсов на электромагнитный привод по разным цепям управления, а другая - с возможностью отключения цепи управления в сработанном и исходном состояниях переключателя, подвижный контакт первой группы контактов жестко закреплен через изолятор на выходном валу и выполнен в виде двух электрически связанных между собой электропроводящих дисков, на одном из которых выполнены выступы с угловым шагом равным углу поворота выходного вала на один шаг, при этом на каждом шаге выступы имеют возможность взаимодействовать только с одним из неподвижных контактов управляющей цепи. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 44 873 (13) U1 ...

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10-09-2006 дата публикации

КОМБИНИРОВАННЫЙ ЭЛЕКТРОПРИВОД

Номер: RU0000056716U1

Комбинированный электропривод, содержащий в каждой фазе отдельный электропривод со встроенным блоком управления для оперирования отдельным аппаратом, например, разъединителем, отличающийся тем, что он дополнительно снабжен общим внешним блоком управления для одновременного оперирования указанными аппаратами всех фаз, при этом указанный общий внешний блок соединен с каждым отдельным электроприводом. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 56 716 (13) U1 (51) МПК H01H 67/00 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ, ПАТЕНТАМ И ТОВАРНЫМ ЗНАКАМ (12) ОПИСАНИЕ ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ (21), (22) Заявка: 2006112488/22 , 14.04.2006 (24) Дата начала отсчета срока действия патента: 14.04.2006 (45) Опубликовано: 10.09.2006 R U 5 6 7 1 6 Формула полезной модели Комбинированный электропривод, содержащий в каждой фазе отдельный электропривод со встроенным блоком управления для оперирования отдельным аппаратом, например, разъединителем, отличающийся тем, что он дополнительно снабжен общим внешним блоком управления для одновременного оперирования указанными аппаратами всех фаз, при этом указанный общий внешний блок соединен с каждым отдельным электроприводом. Ñòðàíèöà: 1 U 1 U 1 (54) КОМБИНИРОВАННЫЙ ЭЛЕКТРОПРИВОД 5 6 7 1 6 (73) Патентообладатель(и): Закрытое акционерное общество "Завод электротехнического оборудования" (ЗАО "ЗЭТО") (RU) R U Адрес для переписки: 182100, Псковская обл., г. Великие Луки, пр-кт Октябрьский, 79, ЗАО "ЗЭТО" (72) Автор(ы): Афанасьевский Владимир Ефимович (RU), Козловский Николай Николаевич (RU), Малков Алексей Сергеевич (RU), Острейко Владимир Николаевич (RU), Флоринский Сергей Валерьевич (RU), Ярошенко Дмитрий Сергеевич (RU) U 1 U 1 5 6 7 1 6 5 6 7 1 6 R U R U Ñòðàíèöà: 2 RU 5 10 15 20 25 30 35 40 56 716 U1 Предлагаемая полезная модель относится к электротехнике и может быть использована для оперирования различными электрическими аппаратами, например, разъединителями, заземлителями и т.п. Известен электропривод со встроенным блоком ...

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10-10-2007 дата публикации

ТЕРМОЧУВСТВИТЕЛЬНЫЙ ВЫКЛЮЧАТЕЛЬ

Номер: RU0000067331U1

1. Термочувствительный выключатель, содержащий корпус, подвижный и неподвижный контакты, термочувствительный элемент, размещенный между подвижным контактом и корпусом, отличающийся тем, что термочувствительный элемент собран в корпусе в виде разомкнутого кольца, а память формы задана ему в виде отрезка прямолинейной фигуры. 2. Термочувствительный выключатель по п.1, отличающийся тем, что подвижный контакт выполнен из пружинящего электропроводящего материала в виде U-образного элемента, концы которого контактируют с электровыводами, а вершина огибает выступ, расположенный на основании. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 67 331 (13) U1 (51) МПК H01H 37/46 H01H 61/06 (2006.01) (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ, ПАТЕНТАМ И ТОВАРНЫМ ЗНАКАМ (12) ОПИСАНИЕ ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ (21), (22) Заявка: 2007115100/22 , 20.04.2007 (24) Дата начала отсчета срока действия патента: 20.04.2007 (45) Опубликовано: 10.10.2007 (73) Патентообладатель(и): Закрытое Акционерное Общество "Производственное объединение "Спецавтоматика" (RU) U 1 6 7 3 3 1 R U Ñòðàíèöà: 1 U 1 Формула полезной модели 1. Термочувствительный выключатель, содержащий корпус, подвижный и неподвижный контакты, термочувствительный элемент, размещенный между подвижным контактом и корпусом, отличающийся тем, что термочувствительный элемент собран в корпусе в виде разомкнутого кольца, а память формы задана ему в виде отрезка прямолинейной фигуры. 2. Термочувствительный выключатель по п.1, отличающийся тем, что подвижный контакт выполнен из пружинящего электропроводящего материала в виде U-образного элемента, концы которого контактируют с электровыводами, а вершина огибает выступ, расположенный на основании. 6 7 3 3 1 (54) ТЕРМОЧУВСТВИТЕЛЬНЫЙ ВЫКЛЮЧАТЕЛЬ R U Адрес для переписки: 659316, Алтайский край, г. Бийск, ул. Лесная, 10, ЗАО "ПО "Спецавтоматика", генеральному директору А.М. Чудаеву (72) Автор(ы): Лукьянов Виктор Алексеевич (RU), Чудаев Александр Михайлович (RU) RU 5 10 15 20 25 30 35 40 ...

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20-05-2008 дата публикации

АВТОМАТИЧЕСКОЕ УСТРОЙСТВО ПЕРЕКЛЮЧЕНИЯ РЕЖИМОВ НАПРЯЖЕНИЯ ЛАМП СВЕТОФОРА

Номер: RU0000073543U1

Автоматическое устройство переключения режимов напряжения ламп светофоров, состоящее из ламп светофоров, реле двойного снижения напряжения и его контактной группы, регулируемого резистора, отличающееся тем, что дополнительно содержит датчик освещенности и триггер, причем триггер включен последовательно в цепь питания реле двойного снижения напряжения, а управление триггером осуществляется сигналом с датчика освещенности в зависимости от естественной освещенности. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 73 543 (13) U1 (51) МПК H01H 67/00 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ, ПАТЕНТАМ И ТОВАРНЫМ ЗНАКАМ (12) ОПИСАНИЕ ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ (21), (22) Заявка: 2007142394/22 , 16.11.2007 (24) Дата начала отсчета срока действия патента: 16.11.2007 (45) Опубликовано: 20.05.2008 (72) Автор(ы): Романенко Ярослав Георгиевич (RU) (73) Патентообладатель(и): Военная академия тыла и транспорта (RU) R U Адрес для переписки: 199034, Санкт-Петербург, наб. Адм. Макарова, 8, ВАТТ, НИО U 1 7 3 5 4 3 R U Ñòðàíèöà: 1 U 1 Формула полезной модели Автоматическое устройство переключения режимов напряжения ламп светофоров, состоящее из ламп светофоров, реле двойного снижения напряжения и его контактной группы, регулируемого резистора, отличающееся тем, что дополнительно содержит датчик освещенности и триггер, причем триггер включен последовательно в цепь питания реле двойного снижения напряжения, а управление триггером осуществляется сигналом с датчика освещенности в зависимости от естественной освещенности. 7 3 5 4 3 (54) АВТОМАТИЧЕСКОЕ УСТРОЙСТВО ПЕРЕКЛЮЧЕНИЯ РЕЖИМОВ НАПРЯЖЕНИЯ ЛАМП СВЕТОФОРА U 1 U 1 7 3 5 4 3 7 3 5 4 3 R U R U Ñòðàíèöà: 2 RU 5 10 15 20 25 30 35 40 45 50 73 543 U1 Полезная модель относится к железнодорожному транспорту, а именно к системе регулирования движения поездов и их ограждения на перегонах с помощью светофоров, показания которых изменяются автоматически под действием самих движущихся поездов. Полезную модель можно применять во всех типах ...

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10-10-2008 дата публикации

ТЕРМОЧУВСТВИТЕЛЬНЫЙ ПЕРЕКЛЮЧАТЕЛЬ

Номер: RU0000077104U1

Термочувствительный выключатель, содержащий корпус, подвижный и неподвижный контакты, электровыводы, термочувствительный элемент с эффектом памяти в виде прямолинейной фигуры, размещенный между подвижным контактом и корпусом, отличающийся тем, что имеется подвижный контакт, выполненный за одно целое с электровыводом, при этом часть этого подвижного контакта-вывода, прилегающая к корпусу, огибает термочувствительный элемент, концы которого свободны. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 77 104 (13) U1 (51) МПК H01H 37/46 H01H 61/06 (2006.01) (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ, ПАТЕНТАМ И ТОВАРНЫМ ЗНАКАМ (12) ОПИСАНИЕ ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ (21), (22) Заявка: 2008108789/22 , 06.03.2008 (24) Дата начала отсчета срока действия патента: 06.03.2008 (45) Опубликовано: 10.10.2008 (73) Патентообладатель(и): Закрытое Акционерное Общество "Производственное объединение "Спецавтоматика" (RU) U 1 7 7 1 0 4 R U Ñòðàíèöà: 1 U 1 Формула полезной модели Термочувствительный выключатель, содержащий корпус, подвижный и неподвижный контакты, электровыводы, термочувствительный элемент с эффектом памяти в виде прямолинейной фигуры, размещенный между подвижным контактом и корпусом, отличающийся тем, что имеется подвижный контакт, выполненный за одно целое с электровыводом, при этом часть этого подвижного контакта-вывода, прилегающая к корпусу, огибает термочувствительный элемент, концы которого свободны. 7 7 1 0 4 (54) ТЕРМОЧУВСТВИТЕЛЬНЫЙ ПЕРЕКЛЮЧАТЕЛЬ R U Адрес для переписки: 659316, Алтайский край, г. Бийск, ул. Лесная, 10, генеральному директору ЗАО "ПО "Спецавтоматика" А.М. Чудаеву (72) Автор(ы): Лукьянов Виктор Алексеевич (RU), Чудаев Александр Михайлович (RU) RU 5 10 15 20 25 30 35 40 45 50 77 104 U1 Полезная модель относится к термочувствительным устройствам, в частности к сигнализаторам предельной температуры, и может использоваться в качестве термодатчика в тепловом пожарном извещателе. В технике известны термочувствительные устройства, выполненные с ...

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10-10-2008 дата публикации

ЭЛЕКТРОТЕПЛОВОЕ РЕЛЕ

Номер: RU0000077105U1

1. Электротепловое реле, содержащее корпус, термоэлементы, контактный механизм, средства передачи перемещения к контактному механизму, узел регулировки тока несрабатывания, кнопку возврата, отличающееся тем, что в качестве узла регулировки тока несрабатывания введено устройство для дистанционного возврата электротеплового реле в рабочее положение, выполненное в виде электромагнита постоянного тока. 2. Электротепловое реле по п.1, отличающееся тем, что устройство дистанционного возврата реле в виде электромагнита постоянного тока закреплено на общей скобе вместе с электротепловым реле. 3. Электротепловое реле по п.1, отличающееся тем, что устройство дистанционного возврата электротеплового реле в рабочее положение после действия тока несрабатывания содержит электромагнит, включающий каркас катушки, на которой намотан провод, сердечник, размещенный в центральном отверстии каркаса катушки, вывода катушки, на которые подается напряжение, управляющее электромагнитом. 4. Электротепловое реле по п.1 или 3, отличающееся тем, что устройство дистанционного возврата реле в виде электромагнита размещено на скобе, соединенной с одной стороны с внешним поворотным якорем клапанного типа, воздействующим на кнопку возврата электротеплового реле, нажимая и освобождая ее с помощью пружины. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 77 105 (13) U1 (51) МПК H01H 61/04 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ, ПАТЕНТАМ И ТОВАРНЫМ ЗНАКАМ (12) ОПИСАНИЕ ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ (21), (22) Заявка: 2008118870/22 , 13.05.2008 (24) Дата начала отсчета срока действия патента: 13.05.2008 (45) Опубликовано: 10.10.2008 (73) Патентообладатель(и): Общество с ограниченной ответственностью "ЗЭТА" (RU) Ñòðàíèöà: 1 U 1 7 7 1 0 5 R U U 1 Формула полезной модели 1. Электротепловое реле, содержащее корпус, термоэлементы, контактный механизм, средства передачи перемещения к контактному механизму, узел регулировки тока несрабатывания, кнопку возврата, отличающееся тем, что в качестве узла ...

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10-08-2009 дата публикации

ПЕРЕКЛЮЧАТЕЛЬ

Номер: RU0000085746U1

Переключатель, содержащий размещенные в корпусе нереверсивный шаговый двигатель, по крайней мере, один неподвижный контакт и, по крайней мере, один перемыкатель, закрепленный на диэлектрической траверсе, отличающийся тем, что дополнительно введен, по крайней мере, один перемыкатель, траверса закреплена на дополнительно введенном валу, кинематически связанном с валом шагового двигателя через механическую передачу, передаточное число «i» которой выбрано из соотношения α - механический шаг шагового двигателя; S - количество шагов шагового двигателя, необходимое для выполнения заданного цикла работы; α - величина угла между перемыкателями. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 85 746 U1 (51) МПК H01H 63/18 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ, ПАТЕНТАМ И ТОВАРНЫМ ЗНАКАМ (12) ОПИСАНИЕ ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ (21), (22) Заявка: 2008149546/22, 15.12.2008 (24) Дата начала отсчета срока действия патента: 15.12.2008 (45) Опубликовано: 10.08.2009 U 1 8 5 7 4 6 R U Формула полезной модели Переключатель, содержащий размещенные в корпусе нереверсивный шаговый двигатель, по крайней мере, один неподвижный контакт и, по крайней мере, один перемыкатель, закрепленный на диэлектрической траверсе, отличающийся тем, что дополнительно введен, по крайней мере, один перемыкатель, траверса закреплена на дополнительно введенном валу, кинематически связанном с валом шагового двигателя через механическую передачу, передаточное число «i» которой выбрано из соотношения , αM - механический шаг шагового двигателя; S - количество шагов шагового двигателя, необходимое для выполнения заданного цикла работы; α - величина угла между перемыкателями. Ñòðàíèöà: 1 ru CL U 1 (54) ПЕРЕКЛЮЧАТЕЛЬ 8 5 7 4 6 (73) Патентообладатель(и): Российская Федерация, от имени которой выступает Государственная корпорация по атомной энергии "Росатом" (RU), Федеральное государственное унитарное предприятие "Российский федеральный ядерный центр-Всероссийский научноисследовательский институт ...

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10-07-2012 дата публикации

УСТРОЙСТВО ДЛЯ ИСПЫТАНИЙ ЦИФРОВЫХ ТЕРМИНАЛОВ РЕЛЕЙНОЙ ЗАЩИТЫ И АВТОМАТИКИ

Номер: RU0000118117U1

Устройство для испытаний цифровых терминалов релейной защиты и автоматики, содержащее узел питания, имитатор выключателя и узел аналоговых и дискретных сигналов, группа выходов которого является первой группой выходов устройства, группа входов-выходов которого является группой дискретных входов-выходов узла аналоговых и дискретных сигналов, третий, четвертый и шестой входы которого соединены соответственно с первым, вторым и пятым выходом узла питания, шестой и восьмой выход которого соединены соответственно с четвертым и шестым входом имитатора выключателя, группа выходов которого является второй группой выходов устройства, группа входов которого является группой входов узла питания, пятый вход узла аналоговых и дискретных сигналов соединен с первым входом имитатора выключателя, первый выход которого соединен с седьмым входом узла аналоговых и дискретных сигналов, отличающееся тем, что в него введены два переключателя и три предохранителя, причем в узел питания введен переключатель, причем в имитатор выключателя введены переключатель, резистор и два светодиода, причем в узел аналоговых и дискретных сигналов введены переключатель, шесть тумблеров, шесть резисторов и шесть светодиодов, первый и второй входы узла аналоговых и дискретных сигналов соединены соответственно с третьими выводами первого и второго переключателей, первые выводы которых соединены со вторым входом имитатора выключателя и со вторым выводом второго предохранителя, первый вывод которого соединен с четвертым выходом узла питания, третий выход которого соединен с первым выводом первого предохранителя, второй вывод которого соединен с первым входом имитатора выключателя, третий вход которого соединен с пятым выходом узла питания, седьмой выход которого соединен с первым выводом третьего предохранителя, второй вывод которого соединен с пятым входом имитатора выключателя, второй выход которого соединен со вторыми выводами первого и второго переключателей. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (51) МПК H01H ...

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27-08-2012 дата публикации

МАТРИЧНЫЙ КОММУТАТОР

Номер: RU0000119932U1

Матричный коммутатор, содержащий N ячеек коммутации, каждая из которых включает в себя двухобмоточное поляризованное реле, два диода, первый элемент привода с переключающей контактной группой и изоляционную вставку, горизонтальную и вертикальную шины управления обмоткой включения, горизонтальную и вертикальную шины управления обмоткой отключения указанных реле, шину управления приводом, входную шину строк и выходную шину столбцов, источник питания, и в каждой ячейке коммутации выводы катодов диодов объединены и подключены к обмотке отключения реле соответствующей ячейки, вывод анода первого диода соединен с горизонтальной шиной управления обмоткой отключения, а вывод анода второго диода соединен с вертикальной шиной управления обмоткой отключения, первый вывод обмотки включения реле соединен с горизонтальной шиной управления обмоткой включения, второй вывод обмотки включения реле соединен с вертикальной шиной управления обмоткой включения, первый вывод первого элемента привода соединен с шиной управления привода, которая через замыкающий контакт реле соответствующей ячейки соединена с источником питания, а вторые выводы первых элементов привода всех ячеек объединены и подключены к общей шине коммутатора, третий вывод первого элемента привода каждой ячейки через первую изоляционную вставку соединен с подвижным контактом первой переключающей контактной группы, размыкающие контакты первых переключающих контактных групп всех ячеек объединены и образуют шины строк, причем шины строк и столбцов выполнены экранированными и образуют высокочастотную матрицу, ячейки коммутации со второй изоляционной вставкой и вторым элементом привода с переключающей контактной группой, причем в каждой ячейке первый вывод второго элемента привода соединен с шиной управления приводом, вторые выводы первого и второго элементов привода объединены, третий вывод второго элемента привода через вторую изоляционную вставку соединен с подвижным контактом второй переключающей группы, размыкающие ...

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27-06-2015 дата публикации

ТЕПЛОВОЕ РЕЛЕ

Номер: RU0000153070U1

Тепловое реле, содержащее корпус, контактную систему, по меньшей мере две биметаллических пластины, отключающую рейку, отличающееся тем, что каждая биметаллическая пластина соединена с каждым входящим контактом посредством проводника, выполненного из материала высокого сопротивления, при этом каждая биметаллическая пластина контактирует с изогнутой токоведущей пластиной, содержащей дугообразный или трапециевидный выступ в сторону биметаллической пластины. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (51) МПК H01H 61/04 (13) 153 070 U1 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ (21)(22) Заявка: ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ 2014142983/07, 24.10.2014 (24) Дата начала отсчета срока действия патента: 24.10.2014 (72) Автор(ы): Кашичкина Елена Евгеньевна (RU) (73) Патентообладатель(и): Индивидуальный предприниматель Кашичкина Елена Евгеньевна (RU) R U Приоритет(ы): (22) Дата подачи заявки: 24.10.2014 (45) Опубликовано: 27.06.2015 Бюл. № 18 R U 1 5 3 0 7 0 Формула полезной модели Тепловое реле, содержащее корпус, контактную систему, по меньшей мере две биметаллических пластины, отключающую рейку, отличающееся тем, что каждая биметаллическая пластина соединена с каждым входящим контактом посредством проводника, выполненного из материала высокого сопротивления, при этом каждая биметаллическая пластина контактирует с изогнутой токоведущей пластиной, содержащей дугообразный или трапециевидный выступ в сторону биметаллической пластины. Стр.: 1 U 1 U 1 (54) ТЕПЛОВОЕ РЕЛЕ 1 5 3 0 7 0 Адрес для переписки: 454092, г. Челябинск-92, а/я 9344, Угаеву Михаилу Анатольевичу U 1 U 1 1 5 3 0 7 0 1 5 3 0 7 0 R U R U Стр.: 2 RU 5 10 15 20 25 30 35 40 45 153 070 U1 Полезная модель относится к области электротехники и касается электромеханического защитного реле, содержащего деформируемые биметаллические переключатели, срабатывающие в случае перегрузки в силовых линиях. По патенту RU 2121189 известно тепловое реле, содержащее термоэлементы, корпус с ячейками для ...

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27-04-2016 дата публикации

РЕЛЕ ЭЛЕКТРОТЕПЛОВОЕ

Номер: RU0000161608U1

Реле электротепловое, включающее корпус с четырьмя отсеками, в трех из которых установлены выводы для внешних проводников силовой цепи, соединенные между собой посредством нагревательных элементов, и биметаллические пластины, а в четвертом расположены выводы для внешних проводников вспомогательной цепи и связанный с концами расположенных в трех отсеках корпуса биметаллических пластин посредством подвижных планок механизм коммутационной части реле, содержащий коромыслово-ползунный механизм, выполненное из токопроводящего материала коромысло с подвижными электрическими контактами, закрепленные на выводах для внешних проводников вспомогательной цепи неподвижные электрические контакты с контактными элементами, коромысло с температурным компенсатором в виде биметаллической пластины, коромысло, ось которого установлена на коромысле с температурным компенсатором, регулятор уставки и выполненный из проволоки рычаг, при этом коромыслово-ползунный механизм содержит выполненное из электроизоляционного материала коромысло, одно плечо которого снабжено продольным пазом, в котором установлен цилиндрический выступ ползуна, снабженного возвратной пружиной сжатия, размещенной между поверхностями продольного паза, выполненного в ползуне, донной и боковой поверхностями корпуса и выступом, выполненным в корпусе, а другое плечо снабжено выступом, установленным с возможностью взаимодействия с отогнутой частью плеча коромысла с подвижными электрическими контактами, несущего нормально замкнутый подвижный электрический контакт, после размыкания нормально замкнутых электрических контактов выступом плеча коромысла коромыслово-ползунного механизма, при этом нормально разомкнутый подвижный электрический контакт находится в контакте с концом проволочной пружины изгиба, установленной на оси коромысла коромыслово-ползунного механизма, другой конец которой находится в контакте с боковой поверхностью перегородки, контактные элементы неподвижных электрических контактов закреплены неподвижно на ...

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20-06-2016 дата публикации

КОМПЛЕКСНЫЙ МОДУЛЬ ТЕПЛОПОГЛОТИТЕЛЯ С СОЕДИНИТЕЛЬНОЙ ПЛАСТИНОЙ

Номер: RU0000162623U1
Автор: ЛЮ Чэнь
Принадлежит: ДСМ АйПи АССЕТС Б.В.

1. Комплексный модуль теплопоглотителя с соединительной пластиной, содержащий соединительную пластину, закрепленную на двухстороннем теплопоглотителе, изготовленном из переработанной в расплаве пластмассы и имеющем основание и ребра, выступающие из основания, при этом i) теплопроводность пластмассы находится в пределах от 1 до 20 Вт/м·К в плоскости и в пределах от 0,5 до 2,0 Вт/м·К сквозь плоскость; ii) температура плавления пластмассы составляет выше 200°C; iii) удельное объемное сопротивление пластмассы составляет по меньшей мере 1,0×10 Ом/м. 2. Модуль по п. 1, в котором двухсторонний теплопоглотитель состоит из двух частей, каждая из которых расположена на одной стороне соединительной пластины. 3. Модуль по п. 2, в котором часть теплопоглотителя прикреплена к соединительной пластине с помощью по меньшей мере одного винта. 4. Модуль по п. 2, в котором часть теплопоглотителя прикреплена к соединительной пластине с помощью теплопроводного клеящего вещества. 5. Модуль по п. 1, в котором двухсторонний теплопоглотитель формован поверх соединительной пластины. 6. Модуль по п. 1, который является пригодным для использования с выключателем в литом корпусе. 7. Модуль по п. 1, в котором пластмассой является полукристаллическая пластмасса. 8. Модуль по п. 1, в котором пластмассой является полиамид. 9. Модуль по п. 1, в котором пластмасса содержит от 0,1 до 50% по весу теплопроводных и электроизолирующих наполнителей по отношению к общему весу смеси. 10. Модуль по п. 1, в котором ребра являются прямыми. 11. Модуль по п. 1, в котором ребра расходятся в виде раструба. 12. Модуль по п. 1, в котором ребра выполнены в виде штырей. И 1 162623 ко РОССИЙСКАЯ ФЕДЕРАЦИЯ ВУ” 162 623” 44 ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ИЗВЕЩЕНИЯ К ПАТЕНТУ НА ПОЛЕЗНУЮ МОДЕЛЬ ММ9К Досрочное прекращение действия патента из-за неуплаты в установленный срок пошлины за поддержание патента в силе Дата прекращения действия патента: 09.10.2018 Дата внесения записи в Государственный ...

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31-10-2017 дата публикации

УСТРОЙСТВО ЗАЩИТЫ КОНТАКТОВ ШТЕПСЕЛЬНОГО СОЕДИНЕНИЯ ОТ ПЕРЕГРЕВА

Номер: RU0000174735U1

Устройство защиты контактов штепсельного соединения от перегрева относится к противопожарному электротехническому оборудованию и решает техническую проблему перегрева контактов вследствие различных причин. Техническая проблема решается устройством защиты контактов штепсельного соединения от перегрева в электросети, защищаемой УЗО, включающим подключенные к контактам штепсельного соединения фазный проводник, нулевой проводник и защитный проводник, в котором вблизи контактов штепсельного соединения, подключенных к фазному и нулевому проводникам, расположен нормально разомкнутый термоэлемент, подключенный между фазным и защитным проводниками. В качестве термоэлемента может использоваться термистор, или термореле, подключенное к защитному проводнику через токоограничивающий резистор. Устройство может монтироваться в колодке бытовой розетки, либо размещаться вблизи контактов любым другим образом, просто и недорого в изготовлении, предотвращает перегрев контактов и последующее возгорание штепсельного соединения. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 174 735 U1 (51) МПК H01H 69/00 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ (21)(22) Заявка: 2017116489, 11.05.2017 (24) Дата начала отсчета срока действия патента: 11.05.2017 (72) Автор(ы): Рассохин Александр Викторович (RU) (73) Патентообладатель(и): Рассохин Александр Викторович (RU) Дата регистрации: (56) Список документов, цитированных в отчете о поиске: RU 2266593 C, 20.12.2005. RU Приоритет(ы): (22) Дата подачи заявки: 11.05.2017 2121739 C1, 10.11.1998. SU 1737583 A1, 30.05.1992. US 2977564 A1, 28.03.1967. R U 31.10.2017 (45) Опубликовано: 31.10.2017 Бюл. № 31 U 1 1 7 4 7 3 5 R U Стр.: 1 U 1 (54) УСТРОЙСТВО ЗАЩИТЫ КОНТАКТОВ ШТЕПСЕЛЬНОГО СОЕДИНЕНИЯ ОТ ПЕРЕГРЕВА (57) Реферат: Устройство защиты контактов штепсельного проводникам, расположен нормально соединения от перегрева относится к разомкнутый термоэлемент, подключенный противопожарному электротехническому ...

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03-11-2021 дата публикации

УСТРОЙСТВО ЗАЩИТЫ ОТ ПЕРЕГРЕВА ШТЕПСЕЛЬНЫХ СОЕДИНИТЕЛЕЙ ЭЛЕКТРИЧЕСКИХ СЕТЕЙ

Номер: RU0000207595U1

Полезная модель относится к противопожарному электротехническому оборудованию и решает проблему перегрева штепсельных соединителей электрических сетей, в состав которых входит устройство защитного отключения (УЗО), фазный проводник (L), нулевой проводник (N) и защитный проводник (РЕ). Проблема решается устройством защиты от перегрева штепсельных соединителей электрических сетей посредством создания тока утечки, который превышает номинальный отключающий дифференциальный ток УЗО при превышении температурой определенного порога. Ток утечки создается нормально разомкнутым термоэлементом, включенным между нулевым (N) и защитным (РЕ) проводниками, устанавливаемым вблизи наиболее вероятного места перегрева. Температурный порог определяется характеристиками термоэлемента. Минимальная мощность нагрузки, подключенной к штепсельному соединителю, в котором установлено устройство защиты от перегрева штепсельных соединителей электрических сетей определяется напряжением в сети, удельным сопротивлением проводников, расстоянием от места установки штепсельных соединителей до места соединения защитного (РЕ) проводника и нулевого проводника (N) во вводном распределительном устройстве (ВРУ), характеристиками термоэлемента, величиной номинального отключающего дифференциального тока УЗО. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 207 595 U1 (51) МПК H01H 69/00 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ (52) СПК H01H 69/00 (2021.08) (21)(22) Заявка: 2021116974, 09.06.2021 (24) Дата начала отсчета срока действия патента: (73) Патентообладатель(и): Купцов Владимир Дмитриевич (RU), Зубов Борис Николаевич (RU) Дата регистрации: 03.11.2021 (56) Список документов, цитированных в отчете о поиске: RU 174735 U1, 31.10.2017. RU 2266593 C1, 20.12.2005. RU 2121739 C1, 10.11.1998. RU 129703 U1, 27.06.2013. US 2977564 A, 28.03.1961. (45) Опубликовано: 03.11.2021 Бюл. № 31 2 0 7 5 9 5 R U (54) УСТРОЙСТВО ЗАЩИТЫ ОТ ПЕРЕГРЕВА ШТЕПСЕЛЬНЫХ СОЕДИНИТЕЛЕЙ ...

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19-11-2021 дата публикации

Термовыключатель

Номер: RU0000207844U1

Полезная модель относится к электротехнике, а именно к термовыключателям для электрических нагревательных элементов, предназначенных для тех условий, где требуются особые требования к механической прочности, безопасности и высокой степени защиты электрического нагревателя от внешних воздействующих факторов, и может быть использована, в частности в устройствах для предпускового подогрева масла в винтовом блоке компрессора. Техническим результатом заявленной полезной модели является упрощение конструкции и расширение области применения, упрощение демонтажа в полевых условиях. Технический результат достигается тем, что в термовыключателе, содержащем верхнюю и нижнюю детали, между которыми расположены термочувствительные предохранительные элементы, согласно полезной модели, нижняя пластинчатая деталь на внешней поверхности содержит цилиндрический выступ, при этом нижняя пластинчатая деталь, верхняя пластинчатая деталь и термочувствительные предохранительные элементы стянуты винтами через соосные сквозные отверстия. 1 ил. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 207 844 U1 (51) МПК H01H 37/04 (2006.01) H01H 37/32 (2006.01) H01H 61/00 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ (52) СПК H01H 37/04 (2021.08); H01H 37/32 (2021.08); H01H 61/00 (2021.08) (21)(22) Заявка: 2021124955, 24.08.2021 (24) Дата начала отсчета срока действия патента: (73) Патентообладатель(и): Общество с ограниченной ответственностью Торговый Дом «Парка Инноваций и Развития» (RU) Дата регистрации: 19.11.2021 (45) Опубликовано: 19.11.2021 Бюл. № 32 2 0 7 8 4 4 R U (54) Термовыключатель (57) Реферат: Полезная модель относится к электротехнике, а именно к термовыключателям для электрических нагревательных элементов, предназначенных для тех условий, где требуются особые требования к механической прочности, безопасности и высокой степени защиты электрического нагревателя от внешних воздействующих факторов, и может быть использована, в частности в ...

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29-12-2021 дата публикации

УСТРОЙСТВО ЗАЩИТЫ ОТ ПЕРЕГРЕВА ШТЕПСЕЛЬНЫХ СОЕДИНИТЕЛЕЙ ЭЛЕКТРИЧЕСКИХ СЕТЕЙ, В КОТОРЫХ МОЖЕТ ОТСУТСТВОВАТЬ ЗАЩИТНЫЙ ПРОВОДНИК

Номер: RU0000208655U1

Полезная модель относится к противопожарному электротехническому оборудованию и решает проблему перегрева штепсельных соединителей электрических сетей, в которых может отсутствовать защитный проводник (РЕ). Проблема решается Устройством защиты от перегрева штепсельных соединителей электрических сетей, в которых может отсутствовать защитный проводник, посредством формирования, при перегреве, последовательности коротких сигнальных импульсов напряжения между фазным и нулевым проводниками. Устройство защиты от перегрева штепсельных соединителей электрических сетей, в которых может отсутствовать защитный проводник, состоит из последовательно соединенных конденсатора, газового разрядника, нормально разомкнутого термореле, и подключается между фазным и нулевым контактами штепсельного соединителя. При перегреве термореле замыкается, что приводит к формированию импульсов напряжения между фазным и нулевым контактами штепсельного соединителя. Импульсы, например, могут детектироваться детектором импульсов напряжения для отключения электрической сети, другими устройствами или их комбинацией. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 208 655 U1 (51) МПК H01H 69/00 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ (52) СПК H01H 69/00 (2021.08) (21)(22) Заявка: 2021122866, 29.07.2021 (24) Дата начала отсчета срока действия патента: (73) Патентообладатель(и): Купцов Владимир Дмитриевич (RU) Дата регистрации: 29.12.2021 (45) Опубликовано: 29.12.2021 Бюл. № 1 2 0 8 6 5 5 R U (54) УСТРОЙСТВО ЗАЩИТЫ ОТ ПЕРЕГРЕВА ШТЕПСЕЛЬНЫХ СОЕДИНИТЕЛЕЙ ЭЛЕКТРИЧЕСКИХ СЕТЕЙ, В КОТОРЫХ МОЖЕТ ОТСУТСТВОВАТЬ ЗАЩИТНЫЙ ПРОВОДНИК (57) Реферат: Полезная модель относится к в которых может отсутствовать защитный противопожарному электротехническому проводник, состоит из последовательно оборудованию и решает проблему перегрева соединенных конденсатора, газового разрядника, штепсельных соединителей электрических сетей, нормально разомкнутого термореле, и в которых ...

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23-02-2012 дата публикации

Small fuse and manufacturing method thereof

Номер: US20120044038A1
Принадлежит: Smart Electronics Inc

Disclosed are a small fuse and a method of manufacturing the same. A cover made from thermosetting resin is coupled with is a base to receive a fusing element therein. The fusing element does not cause damage to the cover even if the fusing element makes contact with an inner wall of the cover due to size reduction of the cover.

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09-08-2012 дата публикации

Electronic control device including interrupt wire

Номер: US20120200970A1
Принадлежит: Denso Corp, Murata Manufacturing Co Ltd

An electronic control device includes a substrate, a plurality of component-mounted wires disposed on the substrate, a plurality of electronic components mounted on the respective component-mounted wires, a common wire disposed on the substrate and coupled with each of the electronic components, an interrupt wire coupled between one of the component-mounted wires and the common wire, a connection wire via which the interrupt wire is coupled with one of the common wire and the one of the component-mounted wires, and a solder disposed between each of the electronic components and a corresponding one of the component-mounted wires and having a lower melting point than the interrupt wire. The interrupt wire is configured to melt in accordance with heat generated by an overcurrent so as to interrupt a coupling between the one of the component-mounted wires and the common wire.

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30-08-2012 дата публикации

Circuit breaker

Номер: US20120218062A1
Автор: Seung Jin Ham
Принадлежит: LSIS Co Ltd

A circuit breaker is disclosed, wherein the circuit breaker according to an exemplary embodiment of the present disclosure includes a permanent magnet rotatably hinged to a yoke, and wherein the permanent magnet is changed in magnetic path direction thereof by rotation to set up a sensitivity current, whereby a defect ratio of product is minimized.

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29-11-2012 дата публикации

Fuse unit

Номер: US20120302098A1
Принадлежит: Yazaki Corp

A fuse unit includes a fuse element and an insulative resin part. The fuse element includes a power supply connecting part fixed to a battery post of a battery so as to receive power supply and arranged along an upper surface of the battery, a terminal connecting part to which a terminal is connected, and a fusible part provided between the power supply connecting part and the terminal connecting part. The insulative resin part is arranged on outer surface of the fuse element. The fuse element is bent upwards at a position between the power supply connecting part and the terminal connecting part. The terminal connecting part is arranged at a position above the upper surface of the battery and along a side surface direction of the battery.

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27-12-2012 дата публикации

Circuit breaker

Номер: US20120325633A1
Автор: Woong Jae Kim
Принадлежит: LSIS Co Ltd

A circuit breaker includes: a bimetal bent by heat generated from a conductive current; a pressing member coupled to an upper part of the bimetal; a cross bar spaced from the pressing member by a prescribed gap, and configured to contact the pressing member and to rotate by being pressed when the bimetal is bent; and a switching mechanism operated by rotation of the cross bar, and configured to separate a movable contactor from a fixed contactor, wherein a coupling hole for coupling the pressing member is provided at an upper part of the bimetal, and wherein the pressing member is bonded to the coupling hole after a prescribed gap between the pressing member and the cross bar has been determined by apply of a current when the pressing member is in a state of being freely movable in the coupling hole.

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28-03-2013 дата публикации

Tool and Calibration Machine for Calibrating a Thermal Trip Apparatus of a Circuit Interrupter, and Improved Method

Номер: US20130076479A1
Автор: James Gerard Maloney
Принадлежит: Eaton Corp

An improved calibration machine for calibrating a thermal trip apparatus of a circuit interrupter employs a tool having an elongated shank and a pair of engagement elements. The engagement elements are engageable with a support that carried a bimetal element. The engagement elements can deform the support in opposite directions to either increase or decrease the thermal trip setting of the thermal trip apparatus. If the support is over-deformed in one direction, it can be deformed in an opposite direction to enable a circuit interrupter whose thermal trip apparatus has been deformed beyond a desired target thermal calibration setting to be deformed in an opposite direction to reach the desired target thermal calibration setting.

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04-04-2013 дата публикации

POSITIONAL TOUCH SENSOR WITH FORCE MEASUREMENT

Номер: US20130082970A1
Принадлежит: 3M INNOVATIVE PROPERTIES COMPANY

A touch screen display sensor is provided that includes a transparent touch-sensing element disposed upon the surface of a transparent substrate and a force-sensing element disposed within the transparent touch-sensing element. The force-sensing element includes two sets of bands of micromesh and can include a pressure-responsive material between the bands of micromesh. The bands of micromesh include traces of a metallic conductor. The sets of bands of micromesh are spaced apart and occupy substantially parallel planes. 1. An article comprising:an electronic display having a viewable region;a transparent, insulating substrate having a surface; anda force-sensing element comprising at least one micropattern of metallic traces disposed upon the surface of the substrate,wherein the transparent insulating substrate is disposed upon the electronic display, andwherein the force-sensing element overlays at least a portion of the viewable region of the electronic display without substantially obscuring the viewable region of the display.2. An article according to claim 1 , further comprising a transparent positional touch-sensing element.3. An article according to claim 1 , wherein the transparent insulating substrate comprises a polymer sheet or a glass sheet.4. An article according to claim 3 , wherein the polymer sheet comprises poly(methylmethacrylate) claim 3 , polycarbonate claim 3 , or glass.5. An article according to claim 1 , wherein the metallic traces comprise silver claim 1 , gold claim 1 , palladium claim 1 , platinum claim 1 , copper claim 1 , nickel claim 1 , aluminum claim 1 , molybdenum claim 1 , or tungsten.6. An article according to claim 1 , wherein the force-sensing element comprises a lateral resistive strain gauge sensing element.7. An article according to wherein the force-sensing element has an open area fraction of at least 80 percent.8. An article according to wherein the metallic traces have a width between 0.5 micrometers and 20 micrometers.10. ...

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18-04-2013 дата публикации

Power disconnecting device

Номер: US20130093562A1
Принадлежит: ROBERT BOSCH GMBH

A power disconnecting device includes: two electrical contacts which are electrically conductively connected to one another via a conductor in a closed state of the conductor; and a holding unit which holds the conductor in the closed state, the conductor being pre-tensioned in the direction of an open position, the two electrical contacts not being electrically conductively connected via the conductor in the open position of the conductor. The holding unit has a thermosensitive element, and a heating element is assigned to thermosensitive element. The thermosensitive element changes its shape upon activation of the heating element, thus resulting in the conductor moving into the open position.

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25-04-2013 дата публикации

Protection element and method for producing protection element

Номер: US20130099890A1
Автор: Yoshihiro Yoneda
Принадлежит: Dexerials Corp

A protective element that is capable of promptly reliably disconnecting a current path by taking advantage of the erosion phenomenon of a solder in a melted state. A plurality of electrodes is formed by a first electrically conductive layer deposited on a substrate and by a plurality of second electrically conductive layers. A solder paste has a wetting performance for the electrodes higher than that for the substrate and is deposited on top of the first and second electrically conductive layers formed on the substrate. The solder paste melts by at least one out of heat generated by a resistor and heat generated by a stack of the electrodes and the solder paste. As the solder paste erodes the portion of the first electrically conductive layer intermediate between the electrodes, it is attracted towards the electrodes exhibiting higher wettability by it than that of the substrate.

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02-05-2013 дата публикации

Fuse with Insulated Plugs

Номер: US20130106565A1
Принадлежит: LITTELFUSE, INC.

An improved fuse including a fuse body formed of an electrically insulative material. The fuse body defines a cavity which extends from a first end of the fuse body to a second end of the fuse body. A fusible element is disposed within the cavity and extends from a first end face of the first end of the fuse body to a second end face of the second end of the fuse body. Insulated plugs are disposed within the cavity at the first and second ends of the fuse body wherein the plugs adhere to an interior surface of the fuse body and form seals that close the internal cavity. The fuse may further include end terminations that are applied to the ends of the fuse body in electrical contact with the fusible element. 1. A fuse comprising:a fuse body formed of electrically insulative material defining a cavity extending from a first end of the fuse body to a second end of the fuse body;a fusible element disposed within the cavity and extending from a first end face of the first end of the fuse body to a second end face of the second end of the fuse body; andinsulated plugs bonded to an interior surface of the fuse body at the first and second ends wherein the plugs form seals that close respective ends of the cavity.2. The fuse of claim 1 , wherein the fusible element extends diagonally within the cavity from the first end of the fuse body to the second end of the fuse body.3. The fuse of claim 1 , wherein the fusible element extends through the insulated plugs.4. The fuse of claim 1 , wherein the insulated plugs are formed of an insulative adhesive material.5. The fuse of claim 4 , wherein the insulative adhesive material is a ceramic adhesive.6. The fuse of claim 1 , wherein the insulated plugs are formed of an insulative adhesive material that does not exhibit gas evolving properties when the plugs are exposed to an electrical arc condition within the fuse body.7. The fuse of claim 1 , wherein the fusible element includes a kinked portion located proximate the middle of the ...

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16-05-2013 дата публикации

Small fuse and manufacturing method thereof

Номер: US20130118004A1
Принадлежит: Smart Electronics Inc

Disclosed are a small fuse and a method of manufacturing the same. A cover made from thermosetting resin is coupled with is a base to receive a fusing element therein. The fusing element does not cause damage to the cover even if the fusing element makes contact with an inner wall of the cover due to size reduction of the cover.

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13-06-2013 дата публикации

CIRCUIT BREAKER, CIRCUIT BREAKER TERMINAL LUG COVER, AND METHOD OF PROTECTING A TERMINAL LUG

Номер: US20130146430A1
Принадлежит: EATON CORPORATION

A circuit breaker terminal lug cover is structured to mechanically secure to a circuit breaker terminal lug and protect the terminal lug from degradation or corrosion. The terminal lug includes a number of terminal lug screws capable of securing a number of cables to the circuit breaker. The terminal lug cover includes a plurality of sides structured to carry heat away from the terminal lug or deflect ionized gases away from the terminal lug. At least one of the sides includes a number of securing members structured to mechanically secure the terminal lug cover to the circuit breaker terminal lug. One of the sides includes an access hole permitting access to the number of terminal lug screws. 1. A circuit breaker terminal lug cover structured to mechanically secure to a circuit breaker terminal lug and protect the terminal lug from degradation or corrosion , the terminal lug including a number of terminal lug screws capable of securing a number of cables to the circuit breaker , said terminal lug cover comprising:a plurality of sides structured to carry heat away from the terminal lug or deflect ionized gases away from the terminal lug,wherein at least one of the sides includes a number of securing members structured to mechanically secure the terminal lug cover to the circuit breaker terminal lug, andwherein one of the sides includes an access hole permitting access to the number of terminal lug screws.2. The circuit breaker terminal lug cover of wherein said terminal lug cover is made of a thermoplastic.3. The circuit breaker terminal lug cover of wherein the number of securing members are a plurality of securing clips structured to couple to a top portion of the terminal lug.4. The circuit breaker terminal lug cover of wherein the number of securing members are a plurality of securing clips structured to couple to a rear portion of the terminal lug.5. The circuit breaker terminal lug cover of wherein the plurality of securing clips are further structured to span ...

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08-08-2013 дата публикации

FUSE BOARD AND BATTERY BLOCK EQUIPPED WITH SAME

Номер: US20130202941A1
Принадлежит: Panasonic Corporation

A fuse board including a metal plate, a connection portion connected to a cell, a fuse portion connecting the metal plate to the connection portion, and an insulating resin film bonded to the fuse portion, wherein a wiring pattern of the fuse portion has a bent portion, and the insulating resin film has a rectangular sheet-like shape that covers one surface of the fuse portion. 1. A fuse board comprising a metal plate , a connection portion connected to a cell , a fuse portion connecting the metal plate to the connection portion , and an insulating resin film bonded to the fuse portion ,wherein a wiring pattern of the fuse portion has bent portion, andwherein the insulating resin film has a rectangular sheet-like shape that covers one surface of the fuse portion.2. The fuse board according to claim 1 , wherein the metal plate includes a suspension portion that is able to vibrate claim 1 , andwherein the fuse portion is connected to the suspension portion.3. The fuse board according to claim 1 , wherein the fuse board is obtained by punching and bending the metal plate to pattern the connection portion and the fuse portion.4. The fuse board according to claim 1 , wherein the height of the metal plate is different from the height of the connection portion.5. The fuse board according to claim 1 , wherein the wiring pattern of the fuse portion has two or more bent portions claim 1 , andwherein the two or more bent portions are located on the opposite sides about a straight line connecting both ends of the fuse portion.6. The fuse board according to claim 1 , wherein the thickness of the fuse portion is smaller than the thickness of the metal plate.7. The fuse board according to claim 1 , wherein the insulating resin film includes an insulating resin and an inorganic filler.8. The fuse board according to claim 1 , wherein the fuse board includes one metal plate claim 1 , a plurality of connection portions claim 1 , a plurality of fuse portions claim 1 , and a plurality ...

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22-08-2013 дата публикации

METHOD OF MANUFACTURING FUSE ASSEMBLY

Номер: US20130212874A1
Автор: YEN CHUN-CHANG
Принадлежит:

A method of manufacturing a fuse assembly having a main body, two metal legs, and a meltable rod, the meltable rod having two outer ends connected with two inner ends of the metal legs, consisting of following steps: pre-coating a tin layer on an inner surface of respective one of the inner ends of the metal legs; winding the upper ends of the metal legs around the outer ends of the meltable rod; and applying predetermined temperature and pressure on both sides of the inner ends of the metal legs thereby melting the tin layer and completely filling the tin layer between the upper ends of the metal legs and the outer ends of the meltable rod without any space. 1. A method of manufacturing a fuse assembly having a main body , two metal legs , and a meltable rod , said meltable rod having two outer ends connected with two inner ends of said metal legs , consisting of following steps:(a) pre-coating a tin layer on an inner surface of respective one of said inner ends of said metal legs;(b) winding said upper ends of said metal legs around said outer ends of said meltable rod; and(c) applying predetermined temperature and pressure on both sides of said inner ends of said metal legs thereby melting said tin layer and completely filling said tin layer between said upper ends of said metal legs and said outer ends of said meltable rod without any space.2. The method of manufacturing a fuse assembly as claimed in claim 1 , further consisting of a step of evenly pre-coating said upper ends of said metal legs with a tin layer before the step of winding said upper ends of said metal legs around said outer ends of said meltable rod. This is a continuation-in-part of the co-pending patent application Serial No. 11/639,208, filed Dec. 15, 2006, owned by the same applicant.a) Field of the InventionThe present invention relates to a method of manufacturing a fuse assembly, which provides an improved fuse structure to obtain a firm connection between the meltable rod and the upper ...

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17-10-2013 дата публикации

SIGNAL PROCESSING CIRCUIT OF ELECTROSTATIC CAPACITY TYPE TOUCH PANEL

Номер: US20130269177A1
Принадлежит:

This invention offers a signal processing circuit of an electrostatic capacity type touch panel which is capable of switching between a differential input mode and a single input mode and has an extended adjustable range of an offset in the single input mode. The signal processing circuit of this invention includes a first sensor circuit of a differential input type, a second sensor circuit of a single input type, a third and fourth electrostatic capacitors that are variable capacitors for calibration to adjust the offset in an output voltage of the first sensor circuit, and a switching control circuit to control so as to put in operation one of the first and second sensor circuits. The switching control circuit also controls so that the third and fourth electrostatic capacitors for calibration, are connected in parallel to each other when the second sensor circuit is put in operation. 1. (canceled)2. (canceled)3. (canceled)4. (canceled)5. (canceled)6. (canceled)7. A method of forming a signal processing circuit for an electrostatic capacity panel , comprising:configuring a first sensor circuit to operate in a differential mode and a single-ended mode;configuring a first input of the first sensor circuit to receive a first signal from a first sense line;configuring a second input of the first sensor circuit to receive a second signal from a second sense line;configuring an output of the first sensor circuit to form a first drive signal to apply to a drive line, the first drive signal having an alternating current signal;configuring the first sensor circuit to selectively couple an amplifier to operate as a differential amplifier responsively to the first sensor circuit operating in the differential mode and to selectively couple the amplifier to operate as a single-ended amplifier responsively to the first sensor circuit operating in the single-ended mode;configuring the first sensor circuit to selectively couple a first variable capacitor to a first input of the ...

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31-10-2013 дата публикации

Subsea Electrical System Having Subsea Penetrator with Integral Current Sensor

Номер: US20130286548A1
Принадлежит: Schneider Electric Industries SAS

A system and method for coupling electrical power subsea. The system comprises a subsea penetrator to seal an opening around a conductor extending through a partition or enclosure. The subsea penetrator comprises an integral current sensor operable to produce a signal representative of current through the conductor. The penetrator comprises a boot configured to seal the opening through which the conductor extends. The current sensor may be disposed within the boot.

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31-10-2013 дата публикации

Subsea Electrical Distribution System Having Subsea Busbar Enclosure Assembly Pressurized with Sulfur Hexaflouride (SF6) Gas

Номер: US20130286549A1
Принадлежит: Schneider Electric Industries SAS

A system and method for coupling electrical power subsea. The system comprises a subsea electrical distribution system having at least one modular subsea circuit breaker assembly. The modular circuit breaker comprises a busbar enclosure housing a busbar. In one embodiment, the bus bar enclosure is pressurized with sulfur hexafluoride (SF) gas. At least one circuit breaker enclosure housing a subsea circuit breaker is secured to the busbar enclosure. The interior of the busbar enclosure may be sealed from the interior of the circuit breaker enclosure. The circuit breaker enclosure may be pressurized with SFgas. 1. A subsea circuit breaker assembly , comprising:{'sub': '6', 'a busbar enclosure having a hollow interior housing a busbar, the hollow interior of the busbar enclosure being pressurized with sulfur hexafluoride (SF) gas;'}a circuit breaker enclosure secured to the busbar enclosure, the circuit breaker enclosure having a hollow interior housing a circuit breaker, the hollow interior of the circuit breaker enclosure being isolated from the hollow interior of the busbar enclosure with a sealed barrier; anda conductor extending from the circuit breaker enclosure through the sealed barrier to the busbar enclosure to electrically couple the circuit breaker to the busbar.2. The subsea circuit breaker assembly of claim 1 , wherein the circuit breaker enclosure is pressurized with SFgas.3. The subsea circuit breaker assembly of claim 2 , wherein the circuit breaker enclosure comprises a plurality of circuit breaker enclosures claim 2 , each of the plurality of circuit breaker enclosures having a hollow interior housing a circuit breaker and the hollow interior of each of the plurality of circuit breaker enclosures being isolated from the hollow interior of the busbar enclosure with a sealed barrier.4. The subsea circuit breaker assembly of claim 3 , wherein the conductor comprises a plurality of conductors claim 3 , each of the plurality of conductors extending from ...

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06-02-2014 дата публикации

Heat Float Switch

Номер: US20140035715A1
Принадлежит:

A heat float switch includes a first member and a second member. The first member includes a base member and a carbon nanotube layer formed on a surface of the base member. The heat float switch switches states between a connected state in which the carbon nanotube layer of the first member is in contact with the second member and an unconnected state in which the carbon nanotube layer of the first member is not in contact with the second member. 1. A heat float switch comprising a first member and a second member , whereinthe first member comprises:a base member; anda carbon nanotube layer formed on the surface of the base member, andthe heat float switch is configured to switch states between a connected state in which the carbon nanotube layer of the first member is in contact with the second member and an unconnected state in which the carbon nanotube layer of the first member is not in contact with the second member.2. The heat float switch of claim 1 , whereinthe second member comprises:a base member; anda carbon nanotube layer formed on the surface of the base member of the second member, andthe carbon nanotube layer of the first member is in contact with the carbon nanotube layer of the second member in the connected state.3. The heat float switch of claim 1 , wherein30% or more of carbon nanotubes in the carbon nanotube layer of the first member stand so as to have an angle of 60 degrees or more with respect to a surface of the base member.4. The heat float switch of claim 1 , whereinresin is impregnated in the carbon nanotube layer of the first member.5. The heat float switch of claim 1 , whereina thickness of the carbon nanotube layer of the first member is 0.5 μm or more.6. The heat float switch of claim 1 , whereinthe base member of the first member is made of SiC. This application is based upon and claims the benefit of priority of the prior Japanese Patent application No. 2011-088535, filed on Apr. 12, 2011, the entire contents of which are ...

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07-01-2016 дата публикации

Fuse and Method for Producing Fuse

Номер: US20160005563A1
Автор: Fukunaga Miyuki
Принадлежит: Yazaki Corporation

A fuse () includes a fuse element () having a fusible portion () provided between opposed inner edges () of flat plate portions (), and an insulating housing () covering the inner edge sides of the flat plate portions and the fusible portion in a state in which outer edge () sides of the flat plate portions are protruded outward from slits at respective end walls () of the insulating housing (). The outer edge sides of the flat plate portions are formed as terminal portions () each having a thickness twice as large as the thickness of the flat plate portion, and protrusions () provided on upper and lower edges of the flat plate portions abut against inner surfaces of the end walls () of the insulating housing (). 1. A fuse comprising:a fuse element having a pair of flat plate portions forming terminal portions at both ends of the fuse element and a fusible portion provided between opposed inner edges of the pair of flat plate portions, the flat plate portions being formed to have a uniform thickness; andan insulating housing formed in a box shape and provided to cover inner edge sides of the pair of flat plate portions and the fusible portion in a state in which outer edge sides of the pair of flat plate portions are protruded outward from slits formed at opposed end walls of the insulating housing,wherein the pair of flat plate portions protruded outward from the slits at the end walls of the insulating housing are folded into a plurality of layers to form the outer edge sides of the flat plates as the terminal portions each having a greater thickness than each of the flat plate portions, andwherein protrusions provided on side edges of portions of the pair of flat plate portions placed inside the insulating housing abut against inner surfaces of the end walls of the insulating housing.2. The fuse according to claim 1 , wherein a fuse element insertion port from which the fuse element is inserted is provided at one end of the insulating housing claim 1 , andwherein ...

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03-01-2019 дата публикации

Power Drop Assembly

Номер: US20190006064A1
Принадлежит:

A power drop assembly is disclosed which, in general, includes a power cord housing, a reel, a power cord, a female power outlet, an electrical input, switching circuitry, and a controller. The reel is positioned within the power cord housing. The reel is rotatably connected to the power cord housing. The power cord is mechanically attached to the reel. The female power outlet is mechanically and electrically attached to the power cord. The switching circuitry is electrically connected to the electrical input. The switching circuitry selectively, electrically connects the electrical input and the power cord. The switching circuitry is electrically connected to the power cord. The controller is communicatively connected to the switching circuitry for controlling the switching circuitry. 1. A power drop assembly comprising:a power cord housing;a reel positioned within and rotatably connected to the power cord housing;a power cord mechanically attached to the reel;a female power outlet mechanically and electrically attached to the power cord;an electrical input;switching circuitry electrically connected to the electrical input and electrically connected to the power cord, wherein the switching circuitry selectively, electrically connects the electrical input and the power cord; anda controller communicatively connected to the switching circuitry for controlling the switching circuitry.2. The power drop assembly of claim 1 , further comprising power throttling circuitry electrically connected to the power cord claim 1 , wherein the power throttling circuitry allows variable amounts of power to be consumed via the power cord.3. The power drop assembly of claim 1 , wherein the switching circuitry comprises electrical usage circuitry for monitoring electrical usage of the power cord.4. The power drop assembly of claim 3 , wherein the electrical input comprises a power rail input.5. The power drop assembly of claim 1 , wherein the electrical input comprises a male power ...

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08-01-2015 дата публикации

CONDUCTIVE POLYMER FUSE

Номер: US20150009009A1
Принадлежит: Bayer Intellectual Property GmbH

The present invention provides a conductive polymer fuse comprising a substrate having printed thereon poly(3,4-ethylenedioxythiophene)/poly(styrene-sulfonate) and one or more high conductivity connections, wherein the conductive fuse is encapsulated with an encapsulant. Methods for producing the inventive conductive polymer fuses are also provided. Such conductive polymer fuses may find use in improving printed electronic devices by protecting those devices against short circuits. 1. A conductive polymer fuse comprising:a substrate having printed thereon poly(3,4-ethylenedioxythiophene)/poly(styrene-sulfonate); andone or more high conductivity connections,wherein the conductive polymer fuse is encapsulated with an encapsulant.2. The conductive polymer fuse according to claim 1 , wherein the substrate is selected from the group consisting of polyimide film claim 1 , high temperature polyethylene terephthalate film claim 1 , medium temperature polyethylene terephthalate film claim 1 , silicone film claim 1 , polyurethane film claim 1 , acrylate film claim 1 , and epoxy laminate.3. The conductive polymer fuse according to one of and claim 1 , wherein the encapsulant is selected from the group consisting of an epoxy compound claim 1 , a polyurethane compound claim 1 , and a silicone compound.4. The conductive polymer fuse according to one of to claim 1 , wherein the high conductivity connections comprise silver or carbon.54. A method of making the conductive polymer fuse according to one of to comprising:printing a solution or a suspension of poly(3,4-ethylenedioxythiophene)/poly(styrene-sulfonate) on a substrate;connecting the poly(3,4-ethylenedioxythiophene)/poly(styrene-sulfonate) via one or more high conductivity connections to an electrical bus; andencapsulating the conductive polymer fuse with an encapsulant.6. The method according to claim 5 , wherein the step of printing is selected from the group consisting of screen printing claim 5 , pad printing claim 5 , ...

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09-01-2020 дата публикации

Dual Mode Thermal Actuator

Номер: US20200011351A1
Принадлежит: Rostra Vernatherm LLC

A dual mode thermal actuator (hereafter “the actuator”) comprises a first cup defining a first chamber filled with thermally-responsive wax and a second cup defining a second chamber filled with thermally-responsive wax. A piston is disposed between the first and second cups. A first guide is received by the first cup. The first guide surrounds the piston and extends axially away from the first cup. A second guide is received by the second cup. The second guide surrounds the piston and extends axially away from the second cup. Expansion of the wax in the first chamber or expansion of the wax in the second chamber causes the actuator to go from a retracted position to an extended position. Expansion of the wax in the first chamber and expansion of the wax in the second chamber also causes the actuator to go from the retracted position to the extended position.

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14-01-2016 дата публикации

Portable Racking Device for Draw-Out Power Circuit Breakers

Номер: US20160013000A1
Принадлежит:

Disclosed are various embodiments for racking a draw-out circuit breaker. A portable motorized racking device may be connected or disconnected from an racking assembly of the circuit breaker. The portable racking device includes a gearmotor, a drive socket for engaging with the racking screw of the circuit breaker, and a locking disk for securing the portable racking device to the racking assembly of the circuit breaker. The gearmotor may be remotely controlled to rack the draw-out circuit breaker. 1. A portable racking device , comprising:a gearmotor comprising a gear box coupled to a motor;a drive socket coupled to an output shaft of the gearmotor, the drive socket sized to engage with a racking screw of a circuit breaker racking assembly;an angled bracket coupled to the gearmotor, the drive socket situated within a hole of a first member of the angled bracket, and a second member of the angled bracket configured to engage with a support angle of the circuit breaker racking assembly; anda locking disk moveably attached to the gearmotor, the angled bracket being disposed between the locking disk and the gearmotor, and the locking disk moveable about an axis of the output shaft of the gearmotor.2. The portable racking device of claim 1 , further comprising a power supply coupled to the gearmotor.3. The portable racking device of claim 1 , wherein the locking disk is shaped such that claim 1 , when the portable racking device is engaged with the circuit breaker racking assembly claim 1 , a portion of the locking disk overlaps a portion of the support angle of the circuit breaker racking assembly in response to rotation of the locking disk to a locking position.4. The portable racking device of claim 1 , wherein the motor comprises one of an alternating current motor claim 1 , a brushed direct current motor claim 1 , or a brushless direct current motor.5. The portable racking device of claim 1 , further comprising a spacer disk situated between the locking disk and ...

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14-01-2016 дата публикации

Fuse Cutout Insulator

Номер: US20160013004A1
Принадлежит: Hubbell Inc

A fuse cutout insulator for use in power distribution systems includes three electrically conductive pieces spaced apart and encapsulated by a dielectric material. The conductive components include a top hood, bottom pin, and central pin. The central pin is generally tube shaped and includes an outwardly extending flange to facilitate attachment of the fuse cutout to a utility pole. The top hood and bottom hinge include the traditional components for operable holding of a fuse tube member. The top hood and bottom hinge are accepted in opposite ends of the central pins bore and sealed in spaced relationship during manufacturing by the dielectric material added for fabricating the weathersheds.

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10-01-2019 дата публикации

Temperature-Triggered Fuse Device and Method of Production Thereof

Номер: US20190013167A1
Автор: Faraj Sherrima
Принадлежит: Manufacturing Networks Inc MNI

A novel temperature-triggered fuse device is configured to be activated at a designer-specified ambient temperature by utilizing wetting force among a pair of wetting material bays and a solder bridge or a solder ball. The solder bridge or the solder ball is typically positioned on top of the pair of wetting material bays separated by an electrically-insulated gap. Preferably, the wetting material bays are at least partly made of gold, nickel, or other elements suitable for generating an increased wetting force to the solder bridge or the solder ball upon increases in ambient temperature. The novel temperature-triggered fuse device can be integrated into various types of integrated circuits (IC's), or can function as a discrete fuse connected to one or more electronic components for robust protection from power surges and/or thermal runaway-related device malfunctions, meltdowns, or explosions. Various methods of producing the temperature-triggered fuse device are also disclosed herein.

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09-01-2020 дата публикации

POWER FUSE AND FABRICATION METHODS WITH ENHANCED ARC MITIGATION AND THERMAL MANAGEMENT

Номер: US20200013575A1
Принадлежит:

Power fuses having filler material including hydrated zeolite material facilitates increasing power density of electrical fuses in reduced package sizes. The hydrated zeolite material releases water to cool and suppress electrical arcing conditions experienced in higher power circuitry. 120-. (canceled)21. A power fuse having an improved life expectancy and power density for protecting an electrical load subject to transient load current cycling events in a direct current electrical power system , the power fuse comprising:a housing defining an internal volume therein;first and second conductive terminals extending exterior to the housing;a conductive fuse element in the internal volume of the housing and electrically connected to each of the first and second conductive terminals to establish a circuit path therebetween, the conductive fuse element being responsive to a predetermined electrical current condition in the electrical power system to structurally fail and therefore open the circuit path, wherein the conductive fuse element has a variable cross section defining a plurality of weak spots that facilitate arc division when the conductive fuse element responds to the predetermined electrical current condition; and actively cool the conductive fuse element when subjected to a propagating thermal wave caused by the transient load current cycling events that are otherwise insufficient to cause the conductive fuse to respond, thereby reducing thermal-mechanical fatigue strain at the weak spots and extend the life expectancy of the conductive fuse element;', 'maintain a predetermined melting time-current characteristic of the conductive fuse element in response to the predetermined electrical current condition; and', 'increase the power density of the power fuse relative to a power fuse having the same predetermined melting time-current characteristic but not having the enhanced thermal management filler material., 'an enhanced thermal management filler material ...

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17-04-2014 дата публикации

ELECTROMAGNETIC CONTACTOR MANUFACTURING METHOD

Номер: US20140101937A1
Принадлежит:

An electromagnetic contactor manufacturing method includes a step of forming an arc extinguishing chamber connection portion by simultaneously brazing a fixed terminal and a pipe penetrating and fixed to a tub-shaped arc extinguishing chamber, and a tube portion of a first connection member in communication with an open end portion of the arc extinguishing chamber; a step of forming a cap connection portion having a flange portion extending outward in a radial direction from an open end of a bottomed tubular cap; and a step of disposing a flange portion of the first connection member and a flange portion of a second connection member in close contact with a base plate in which an aperture hole is formed, and welding each of the flange portions to the base plate so that the arc extinguishing chamber connection portion and the cap connection portion are in communication through the aperture hole. 1. An electromagnetic contactor manufacturing method , comprising:a step of forming an arc extinguishing chamber connection portion by simultaneously brazing a fixed terminal and a pipe penetrating and fixed to a tub-shaped arc extinguishing chamber, and a tube portion of a first connection member in communication with an open end portion of the arc extinguishing chamber;a step of forming a cap connection portion having a flange portion extending outward in a radial direction from an open end of a bottomed tubular cap; anda step of disposing a flange portion of the first connection member and a flange portion of a second connection member in close contact with a base plate in which an aperture hole is formed, and welding each of the flange portions to the base plate so that the arc extinguishing chamber connection portion and the cap connection portion are in communication through the aperture hole.2. An electromagnetic contactor manufacturing method , comprising:a step of simultaneously forming an arc extinguishing chamber and an arc extinguishing chamber connection portion ...

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19-01-2017 дата публикации

CIRCUIT PROTECTION ASSEMBLY

Номер: US20170018389A1
Автор: Glad Brent
Принадлежит: LITTELFUSE, INC.

A circuit protection assembly can include a conductive assembly post that supports a first conductive element, a non-conductive isolator, a second conductive element, a fuse, and a fastener. The first and second conductive elements can be positioned in close proximity to one another below the fuse. A first portion of the isolator can separate the first and second conductive elements. A second portion of the isolator can separate the conductive assembly post from the second conductive element. The first conductive element can be coupled to a power source and the second conductive element can be coupled to a downstream circuit. The fuse can protect the downstream circuit during specified overvoltage and/or overcurrent conditions and can be quickly and efficiently installed and replaced without the need to remove or reattach the conductive elements or any other cabling or wires. 1. A circuit protection assembly , comprising:a conductive assembly post;a first conductive element positioned around the conductive assembly post;a non-conductive isolator positioned on the first conductive element and around the conductive assembly post;a second conductive element positioned on the non-conductive isolator;a fuse positioned on the second conductive element and around the conductive assembly post; anda conductive fastener positioned on the fuse and around the conductive assembly post.2. The circuit protection assembly of claim 1 , wherein a first portion of the non-conductive isolator separates the conductive assembly post from the second conductive element.3. The circuit protection assembly of claim 2 , wherein a second portion of the non-conductive isolator separates the first conductive element from the second conductive element.4. The circuit protection assembly of claim 1 , wherein a portion of a bottom surface of the conductive fastener is coupled to a first terminal of the fuse.5. The circuit protection assembly of claim 4 , wherein the first terminal of the fuse is an ...

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18-01-2018 дата публикации

Multiple fuse device

Номер: US20180019085A1
Принадлежит: Pacific Engineering Corp

The present invention provides a multiple fuse device that is compatible with various ratings and reduces an increase in manufacturing cost. A multiple fuse device includes an input terminal, an external terminal, a bus bar that includes a circuit portion disposed between the input terminal and the external terminal, and a housing that covers the bus bar. The external terminal includes an integral external terminal integrated with the circuit portion with a fusible portion interposed between the integral external terminal and the circuit portion, and a fuse-side external terminal that pairs up with a fuse connection terminal connected to the circuit portion. The fuse connection terminal and the fuse-side external terminal provided in a pair hold a fuse exteriorly in a removable manner, the fuse having a fusible portion connected between the fuse connection terminal and the fuse-side external terminal.

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17-01-2019 дата публикации

ELECTRICAL FUSE AND/OR RESISTOR STRUCTURES

Номер: US20190019752A1
Принадлежит:

Electrical fuse (eFuse) and resistor structures and methods of manufacture are provided. The method includes forming metal gates having a capping material on a top surface thereof. The method further includes protecting the metal gates and the capping material during an etching process which forms a recess in a dielectric material. The method further includes forming an insulator material and metal material within the recess. The method further includes forming a contact in direct electrical contact with the metal material. 1. A semiconductor structure , comprising:metal gates having a capping material on a top surface thereof;contact structures in recesses in a dielectric material between the metal gates;an opening in the dielectric material, wherein the opening is between the contact structures; andan insulator material and metal material within the opening.2. The semiconductor structure of wherein the metal material contacts surfaces of the dielectric material in the opening.3. The semiconductor structure of claim 2 , wherein the insulator material is in a trench in the metal material.4. The semiconductor structure of claim 1 , wherein the contact structures each comprise a liner formed in one of the recesses in the dielectric material.5. The semiconductor structure of claim 4 , wherein the metal material contacts the liner of each of the contact structures.6. The semiconductor structure of claim 1 , wherein top surfaces of the dielectric layer claim 1 , the capping material claim 1 , the contact structures claim 1 , the insulator material claim 1 , and the metal material are co-planar.7. The semiconductor structure of claim 1 , further comprising:another dielectric layer over the dielectric layer, the capping material, the contact structures, the insulator material, and the metal material; andadditional contacts in the other dielectric layer.8. The semiconductor structure of claim 7 , wherein the additional contacts contact the contact structures claim 7 , ...

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24-04-2014 дата публикации

Safely deploying power

Номер: US20140111025A1
Принадлежит: Halliburton Energy Services Inc

A first-switch-actuation-polarity power is applied to a first-switch actuation line, the first polarity being defined relative to a first voltage on a first-switch-actuation-enable line, causing the first switch to actuate and remain actuated after the applied first-switch-actuation-polarity power is removed. Actuating the first switch couples a first-switch power input line to a first-switch power output line and the first-switch power input line to the first-switch enable line. The first-switch enable line is coupled to a second-switch actuation enable line on a second switch. Second-switch-actuation polarity power is applied to the second-switch actuation line on the second switch, the second polarity being defined relative to a voltage on the second-switch actuation enable line and being opposite of the first polarity, causing the second switch to actuate and remain actuated after the applied second-switch-actuation-polarity power is removed and coupling a second-switch power input line to a second-switch power output line.

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24-04-2014 дата публикации

TEMPEATURE SWITCH

Номер: US20140111299A1
Автор: TAKEDA Hideaki
Принадлежит: Uchiya Thermostat Co., Ltd.

In a temperature switch according to the present invention, a base member made of an insulative resin and a switch configuration are integrated into one body with insert molding, and accommodated within a housing. A terminal fixing part of the base member blocks an opening of the housing vertically to an interior surface of the housing, and a sealing member seals the opening of the housing from an exterior surface of the housing. A first external connection terminal (a second external connection terminal is similar) prevents externally pulling and pressing forces applied to the terminal from applying to an internal configuration in a state where a portion formed by being bent into two stages composed of a horizontal part continuous with a tip, a vertical part, and a horizontal part is buried in the terminal fixing part. A stage difference part that is flattened and formed outside the terminal, and cutout parts on a side absorb a distortion caused by external forces applied to the terminal in upper, lower, right and left directions. Internal extension parts, and an external extension part strengthen the fixing of a position of the terminal fixing part. 1. A temperature switch having a housing that is sealed by a sealing member and made of an insulative resin , abase member that is accommodated within the housing and made of an insulative resin , and an electric current path that is molded and integrated with the base member as one body and held by the base member , the temperature switch opening an electric contact of an energized circuit to an electric appliance when a temperature of the electric appliance exceeds a specified temperature , wherein:the base member comprises a terminal fixing part for blocking an entire surface of an opening part of the housing at a position further inner than an opening end part of the housing when the base member is inserted in the housing;the sealing member is made of a liquid curable resin, and seals the opening of the housing at ...

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29-01-2015 дата публикации

Bimetal unit, trip unit, circuit breaker, series of circuit breakers, and method for calibrating circuit breaker

Номер: US20150028991A1
Принадлежит: SIEMENS AG

A bimetal unit for a circuit breaker is disclosed, the bimetal unit including a bimetal element for releasing a trip mechanism of the circuit breaker. In an embodiment, the bimetal element is surrounded, in particular coaxially surrounded, by a ferrous ring and a copper coil wound around the ferrous ring. The ferrous ring and copper coil provide a compensation device which produces additional heat and, as a result, stronger bending to the bimetal element when a current flows through the same bimetal element. An embodiment of the invention is useful to employ bimetal element adapted for higher-rated current in a circuit breaker of lower-rated current as bimetal element exhibits similar bending behavior as in higher-rated circuit breaker. This enhances calibration and reduces manufacturing costs. A trip unit, a circuit breaker, a series of circuit breakers, and a method for calibrating a circuit breaker employing the bimetal unit, are also disclosed.

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23-01-2020 дата публикации

Electronic Rotary Switch

Номер: US20200027676A1
Принадлежит: TEKTRONIX, INC.

An electronic switch includes a substrate and a rotator assembly. The rotator assembly is configured to prevent rotation between a first rotational configuration and a second rotational configuration in a first translational position of the rotator assembly, while the rotator assembly is configured to rotate between the first rotational configuration and the second rotational configuration in a second translational position of the rotator assembly. The second translational position of the rotator assembly is translationally offset from the first translational position of the rotator assembly. An electrical contact of the rotator assembly is configured to electrically connect an electronic input path of the substrate to an electronic output path of the substrate in the first rotational configuration and first translational position of the rotator assembly, but not to electrically connect the electronic input path to the electronic output path in the second rotational configuration of the rotator assembly or in the second translational position of the rotator assembly. 1. An electronic switch comprising:a substrate having an electronic input path and an electronic output path; anda rotator assembly having a rotational axis and an electrical contact, a first rotational configuration of the rotator assembly being rotationally offset from a second rotational configuration of the rotator assembly about the rotational axis, the rotator assembly being configured to prevent rotation between the first rotational configuration and the second rotational configuration in a first translational position of the rotator assembly, the rotator assembly being configured to rotate between the first rotational configuration and the second rotational configuration in a second translational position of the rotator assembly, the second translational position of the rotator assembly being translationally offset from the first translational position of the rotator assembly along the ...

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05-02-2015 дата публикации

Circuit breaker heaters and translational magnetic systems

Номер: US20150035627A1
Принадлежит: SIEMENS AG

A thermal-magnetic trip unit is provided for a circuit breaker. The thermal-magnetic trip unit includes a heater and a translational magnetic system coupled to the heater. The heater includes a first portion, a second portion, and a third disposed between the first portion and the second portion. The first portion has a first surface disposed in a first plane, and the second portion has a second surface disposed in a second plane that is substantially parallel to the first plane. The first surface is separated by a first predetermined distance from the second surface. The third portion has a third surface disposed in a third plane that is substantially perpendicular to the first plane. The third surface has a first predetermined length and is separated by a second predetermined distance from the second surface. Numerous other aspects are provided

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05-02-2015 дата публикации

Protection Device

Номер: US20150035641A1
Принадлежит: Tyco Electronics Japan G.K.

The present invention provides a protection device which comprises a resin base 14, a PTC component 24, a bimetal component 26, an arm 28 and an upper plate 46 which are housed in a resin housing wherein the resin base 14 includes a terminal 12 which is integrated with the resin base by insert molding. The protection device further includes a resin cover 16 which is formed by insert molding so as to cover the PTC component 24, the bimetal component 26, the arm 28 and the upper plate 46 which are superposed in this order over the terminal 12 within a space in the resin base 14. The space in the resin base 14 is substantially closed by the upper plate 46, the resin base 14 and the resin cover 16 are integrally bonded to define the resin housing, the terminal 12 and the arm 28 are is electrically connected in series in a normal state, and in an abnormal state where the bimetal component 26 is activated, the terminal 12 and the arm 28 are electrically cut off, while the terminal 12, the PTC component 24, the bimetal component 26, and the arm 28 are electrically connected in series in this order. 1. A protection device which comprises a resin base , a PTC component , a bimetal component , an arm and an upper plate which are housed in a resin housing , wherein:the resin base comprises a terminal which is are integrated with the resin base by insert molding,the protection device further comprises a resin cover which is formed by insert molding so as to cover the PTC component, the bimetal component, the arm and the upper plate which are superposed in this order over the terminal within a space in the resin base,the space in the resin base is substantially closed by the upper plate,the resin base and the resin cover are integrally bonded to define the resin housing,the terminal and the arm are electrically connected in series in a normal state, andin an abnormal state where the bimetal component is activated, the terminal and the arm are electrically cut off, while the ...

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01-02-2018 дата публикации

FUSE PRODUCTION METHOD, FUSE, CIRCUIT BOARD PRODUCTION METHOD AND CIRCUIT BOARD

Номер: US20180033578A1
Автор: OGAWA Toshitaka
Принадлежит: SOC Corporation

A fuse production method includes the steps of forming a liquid film of a dispersion liquid, in which metal nanoparticles are dispersed in a solvent, on a principal surface of a substrate containing at least an organic substance, heating the liquid film so as to vaporize the solvent to melt or sinter the metal nanoparticles and to soften or melt the principal surface, and forming a fuse film on the principal surface by fusing the melted or sintered metal nanoparticles and the softened or melted principal surface with each other. 1. A fuse production method comprising the steps of:forming a liquid film of a dispersion liquid, in which metal nanoparticles are dispersed in a solvent, on a principal surface of a substrate containing at least an organic substance;heating the liquid film so as to vaporize the solvent to melt or sinter the metal nanoparticles and to soften or melt the principal surface; andforming a fuse film on the principal surface by fusing the melted or sintered metal nanoparticles and the softened or melted principal surface with each other.2. The fuse production method according to claim 1 , whereinthe heating includes irradiating the surface of the liquid film with laser light to heat the liquid film.3. The fuse production method according to claim 2 , whereinthe heating includes softening or melting the principal surface while maintaining the principal surface in a state coated with at least any one of the metal nanoparticles and the dispersion liquid.4. The fuse production method according to claim 2 , whereinthe heating includes scanning the liquid film with the laser light once, and the forming the fuse film includes forming a fuse film having a width corresponding to the spot diameter of the laser light and a length corresponding to the scanning width.5. The fuse production method according to claim 2 , further comprising the step of:firing the fuse film in which the metal nanoparticles and the principal surface are fused with each other.6. The ...

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04-02-2021 дата публикации

Shape memory alloy actuated switch

Номер: US20210035748A1

A shape-memory alloy actuated switch (SMAAS) is provided that enables the stable switching of two separate circuits. The presently disclosed SMAAS includes a substrate, one or more electrical contacts attached to the substrate for connecting to load circuits, and one or more electrically conductive elements for selectively connecting the one or more electrical contacts. The disclosed SMAAS also includes one or more shape-memory alloy actuators attached to the substrate. The one or more shape-memory alloy actuators are configured to move the one or more electrically conductive elements. The shape-memory alloy actuators are self-heated by passing current through the shape-memory alloy material. The disclosed SMAAS may also include electrical contacts to connect an external control current to the shape-memory alloy material. In some examples, the provided SMAAS includes one or more retention mechanisms to prevent movement of the electrically conductive elements after actuation.

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09-02-2017 дата публикации

Fuse with insulated plugs

Номер: US20170040134A1
Принадлежит: Littelfuse Inc

An improved fuse including a fuse body formed of an electrically insulative material. The fuse body defines a cavity which extends from a first end of the fuse body to a second end of the fuse body. A fusible element is disposed within the cavity and extends from a first end face of the first end of the fuse body to a second end face of the second end of the fuse body. Insulated plugs are disposed within the cavity at the first and second ends of the fuse body wherein the plugs adhere to an interior surface of the fuse body and form seals that close the internal cavity. The fuse may further include end terminations that are applied to the ends of the fuse body in electrical contact with the fusible element.

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09-02-2017 дата публикации

A FUSE ELEMENT, A FUSE, A METHOD FOR PRODUCING A FUSE, SMD FUSE AND SMD CIRCUIT

Номер: US20170040136A1
Принадлежит:

The invention relates to a fuse element (__), comprising two connecting contacts (____″) and an interposed conductive track (__), wherein the conductive track (__) has a reduced line-cross-section in relation to the connecting contacts (____″) at least in some sections, further comprising at least one overlay (___″), wherein the fuse element (__) and the overlay (___″) each comprise materials which undergo diffusion when a predetermined ambient temperature is exceeded and when an electric current is conducted by the fuse element (__). The invention further relates to a fuse (IO) having such a fuse element (__) and a base support (), wherein the fuse element (__) is disposed on a surface of the base support (). 1121122241241242242261262261262241241242242161162162121122161162162121122. A fuse element (_; _) , comprising two connecting contacts (_′ , _″; _′ , _″) and an interposed conductive track (_; _) , wherein the conductive track (_; _) has a reduced line cross-section in relation to the connecting contacts (_′ , _″; _′ , _″) at least in some sections , further comprising at least one overlay (_; _′ , _″) , wherein the fuse element (_; _) and the overlay (_; _′ , _″) each comprise materials which undergo diffusion when a predetermined ambient temperature is exceeded and when an electric current is conducted by the fuse element (_; _).2121122161162162261262. The fuse element (_; _) according to claim 1 , wherein the at least one overlay (_; _′ claim 1 , _″) is arranged at least in sections within the conductive track (_; _).3121161261241241121. The fuse element (_) according to claim 1 , wherein the at least one overlay (_) is arranged within the conductive track (_) adjacent to one of the connecting contacts (_′ claim 1 , _″) of the fuse element (_).4122262242242. The fuse element (_) according to claim 1 , wherein the line cross-section of the conductive track (_) increasingly converges step-by-step to the line cross-section of the connecting contacts (_′ claim 1 ...

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12-02-2015 дата публикации

HYDROGEN PRODUCING FUEL CARTRIDGE AND METHODS FOR PRODUCING HYDROGEN

Номер: US20150044131A1
Принадлежит:

In aspects of the disclosure, a fuel cartridge wherein the fuel is in a powdered form is admixed with inert materials such as alumina or other ceramics to improve thermal conductivity. Said cartridge having fuel zones, heating zones, and controllers to selectively heat fuel zones and thereby generate hydrogen via decomposition of fuel is disclosed. 11. A fuel cartridge () comprising:{'b': 6', '5, 'a frame () and folded PCB () forming a box sealed together forming a substantially hydrogen impermeable enclosure;'}{'b': '16', 'a plurality of fuel regions (A-N)'}{'b': 11', '19', '19, 'affixed to inner wall () of the PCB are one or more switching thermal control mechanisms (A and B);'}{'b': '17', 'electrically connected to said switching thermal control mechanisms are resistance heater elements ();'}{'b': '100', 'fuel () within each of the plurality fuel regions;'}{'b': '15', 'a hydrogen output () fluidly communicating from inside the box to outside; and,'}{'b': '14', 'a power connection () electrically connected to said thermal control mechanisms communicating from outside the box to inside the box.'}2. The fuel cartridge of claim 1 , wherein said fuel is comprised of at least one of sodium borohydrate claim 1 , alane or ammonia borane.3. The fuel cartridge of wherein inert materials such as alumina or other ceramics are added to the fuel to improve thermal conductivity.4. The fuel cartridge of claim 1 , further comprising one or more bulkheads (DV) to separate fuel regions.5. The fuel cartridge of claim 1 , further comprising one or more switching mechanisms.6112. The fuel cartridge of cairn claim 1 , further comprising malleable regions () of the PCB whereby the PCB may be folded.7. The fuel cartridge of claim 1 , wherein the sealing is at least one adhesive bond claim 1 , membrane claim 1 , cover claim 1 , epoxy claim 1 , coating claim 1 , wrapping claim 1 , sonic weld claim 1 , weld claim 1 , high temperature silicone and will withstand the operating pressures to ...

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08-02-2018 дата публикации

ELECTRICAL FUSE AND/OR RESISTOR STRUCTURES

Номер: US20180040557A1
Принадлежит:

Electrical fuse (eFuse) and resistor structures and methods of manufacture are provided. The method includes forming metal gates having a capping material on a top surface thereof. The method further includes protecting the metal gates and the capping material during an etching process which forms a recess in a dielectric material. The method further includes forming an insulator material and metal material within the recess. The method further includes forming a contact in direct electrical contact with the metal material. 1. A method comprising:forming metal gates having a capping material on a top surface thereof;protecting the metal gates and the capping material during an etching process which forms a recess in a dielectric material;forming an insulator material and metal material within the recess;forming contact structures in the dielectric material between the metal gates, wherein the recess is formed between the contact structures and first filled with the metal material followed by the insulator material; andforming a contact in direct electrical contact with the metal material.2. The method of claim 1 , wherein the recess is formed as an opening in the dielectric material above the contact structures.3. The method of claim 1 , further comprising removing excess insulator material formed on the metal material outside the recess.4. The method of claim 1 , further comprising forming a pattern on the insulator material prior to forming the contact.5. A method comprising:forming metal gate structures in a dielectric material;forming a capping material over the metal gate structures;forming a mask over the capping material of the metal gate structures;recessing the dielectric material between the metal gate structures by an etching process while the mask over the capping material protects the capping material and the metal gate structures;depositing insulator material and metal material within the recess in the dielectric material;forming contact structures in ...

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08-05-2014 дата публикации

ELECTRIC POWER CONVERSION APPARATUS, CURRENT-CARRYING DEVICE THAT CARRIES AC POWER, AND METHOD OF MANUFACTURING CURRENT-CARRYING DEVICE THAT CARRIES AC POWER

Номер: US20140126087A1
Автор: HIROSE Satoshi
Принадлежит: TOYOTA JIDOSHA KABUSHIKI KAISHA

A current-carrying device that carries AC power, including: an adjacent portion in which the AC power is input from or output to an external device; and a fuse portion that is adjacent to the adjacent portion, in which a cross-sectional area of the fuse portion is smaller than that of the adjacent portion, and in which a magnetic flux density generated in the fuse portion is smaller than a magnetic flux density generated in the adjacent portion when a structure of the fuse portion is made identical with that of the adjacent portion. 1. An electric power conversion apparatus comprising:an electric power conversion portion that switches on and off a power device and converts between AC power and DC power;an adjacent portion that is connected to a terminal of the power device; anda fuse portion that is adjacent to the adjacent portion, in which a cross-sectional area of the fuse portion is smaller than that of the adjacent portion, and in which a magnetic flux density generated in the fuse portion is smaller than a magnetic flux density generated in the adjacent portion when a structure of the fuse portion is made identical with that of the adjacent portion.2. The electric power conversion apparatus according to claim 1 , whereina surface area per unit length of the fuse portion is larger than a surface area per unit length of the adjacent portion.3. The electric power conversion apparatus according to claim 1 , whereinmagnetic permeability of a material that is located on a surface of the fuse portion is lower than magnetic permeability of a material that is located on a surface of the adjacent portion.4. A current-carrying device that carries AC power claim 1 , comprising:an adjacent portion in which the AC power is input from or output to an external device; anda fuse portion that is adjacent to the adjacent portion, in which a cross-sectional area of the fuse portion is smaller than that of the adjacent portion, and in which a magnetic flux density generated in the ...

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26-02-2015 дата публикации

LOW-CURRENT FUSE STAMPING METHOD

Номер: US20150054615A1
Принадлежит: LITTELFUSE, INC.

A convenient, cost-effective method for manufacturing low-current fuse elements. The method may include the steps of stamping a substrate out of a sheet of material and stamping at least one hole in the substrate. The method may further include the steps of bonding a layer of fuse material to a surface of the substrate with a portion of the fuse material covering the hole, stamping a fuse element out of the portion of fuse material covering the hole, and separating an individual fuse from the fuse material and the substrate. A low-current fuse can thereby be obtained using an easily performed stamping process. 1. A method for manufacturing a fuse comprising:stamping a substrate out of a sheet of material;stamping at least one hole in the substrate;bonding a conductive foil to a surface of the substrate with a portion of the conductive foil covering the at least one hole;stamping a fuse element out of the portion of the conductive foil covering the at least one hole; andseparating an individual fuse from the conductive foil and the substrate.2. The method according to claim 1 , wherein the substrate is nonconductive.3. The method according to claim 1 , further comprising:bonding a first terminal layer about a first lateral edge of the substrate; andbonding a second terminal layer about a second lateral edge of the substrate,wherein the first terminal layer is bonded to an upper and lower surface of the substrate adjacent to the first lateral edge, the second terminal layer is bonded to the upper and lower surface of the substrate adjacent to the second lateral edge, and the conductive foil is bonded over a portion of the first and second terminal layer and electrically connects the terminal layer.4. The method according to claim 1 , wherein a plurality of holes are stamped in the substrate and the conductive foil is bonded to the surface of the substrate with corresponding portions of the conductive foil covering the plurality of holes.5. The method according to ...

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25-02-2021 дата публикации

MINIATURE SUPER SURFACE MOUNT FUSE AND MANUFACTURING METHOD THEREOF

Номер: US20210057180A1
Принадлежит:

The present disclosure discloses a miniature super surface mount fuse, comprising: a fuse element provided with a low overload fusing point and at least two high breaking capacity fusing points connected in series with the low overload fusing point and respectively arranged on two sides of the low overload fusing point, at least two cavity plates provided with cavities, the low overload fusing point and the high breaking capacity fusing points being located at corresponding positions of the cavities; the present disclosure further provides a manufacturing method for a surface mount fuse; the miniature super surface mount fuse of the present disclosure can provide the protection for the civil consumer electronic circuit under various overload conditions without the occurrence of safety hazards such as smoking or cracking of the housing or explosion. 1. A miniature super surface mount fuse , wherein , comprising:a fuse element, the fuse element comprising at least one low overload fusing point for fusing at low overload and high breaking capacity fusing points for fusing at high overload, the high breaking capacity fusing points at least comprising a first fusing point and a second fusing point, the first fusing point, the low overload fusing point and the second fusing point being connected in series, one end of the low overload fusing point being connected with the first fusing point, and the other end of the low overload fusing point being connected with the second fusing point;cavity plates, the cavity plates comprising a first cavity plate provided with a first cavity and a second cavity plate provided with a second cavity, the first cavity and the second cavity being closed up to form a cavity body, the low overload fusing point and the high breaking capacity fusing points being positioned within the cavity body;substrates, the substrates comprising an upper substrate stacked above the cavity plates and a lower substrate stacked below the cavity plates;a ...

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22-02-2018 дата публикации

SMART MAIN ELECTRICAL PANEL FOR ENERGY GENERATION SYSTEMS

Номер: US20180054064A1
Принадлежит:

Embodiments disclose solar energy generation systems with automatic smart transfer switches. An energy generation system, including an energy generation device, an energy generation inverter coupled to the energy generation device and configured to convert direct current (DC) power from the energy generation device to alternating current (AC) power, a battery pack, a storage inverter coupled to the battery pack, where the storage inverter is configured to convert DC power from the battery pack to AC power and to convert AC power into DC power for storing energy into the battery pack, and a smart main electrical panel coupled to receive AC power from at least one of the energy generation inverter, the storage inverter, and a utility grid, where the smart main electrical panel includes one or more motorized circuit breakers configured to be remotely controlled to manage the power flow to one or more loads. 1. An energy generation system , comprising:an energy generation device;an energy generation inverter coupled to the energy generation device and configured to convert direct current (DC) power from the energy generation device to alternating current (AC) power;a battery pack;a storage inverter coupled to the battery pack, wherein the storage inverter is configured to convert DC power from the battery pack to AC power and to convert AC power into DC power for storing energy into the battery pack; anda smart main electrical panel coupled to receive AC power from at least one of the energy generation inverter, the storage inverter, and a utility grid, wherein the smart main electrical panel comprises one or more motorized circuit breakers configured to be remotely controlled to manage the power flow to one or more loads.2. The energy generation system of claim 1 , wherein each motorized circuit breaker is configured to be remotely switched to enable or interrupt power flow between the storage inverter and the one or more loads.3. The energy generation system of claim ...

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22-05-2014 дата публикации

TOUCH SENSING DEVICE AND A METHOD OF FABRICATING THE SAME

Номер: US20140139445A1
Принадлежит:

The present disclosure provides a touch sensing device and a method for fabricating the same. The touch sensing device comprises a touch panel and a flexible printed circuit board, wherein the touch panel comprises a first bonding mark and the flexible printed circuit board has a bonding surface bonded to the touch panel and has a non-bonding surface. The flexible printed circuit board comprises a second bonding mark disposed on the non-bonding surface. The second bonding mark and the first bonding mark have a relationship of contraposition. 1. A touch sensing device , comprising:a touch panel comprising a first bonding mark; anda flexible printing circuit board having a bonding surface bonded to the touch panel and a non-bonding surface, wherein the flexible printing circuit board further comprises a second bonding mark disposed on the non-bonding surface, and wherein the second bonding mark and the first bonding mark form a relationship of contraposition.2. The touch sensing device of claim 1 , wherein the second bonding mark is aligned at side edge of the flexible printing circuit board.3. The touch sensing device of claim 1 , wherein the first bonding mark and the second bonding mark are designed as corresponding to each other claim 1 , further wherein the first bonding mark and the second bonding mark respectively are paired designs composed of symmetrical minor.4. The touch sensing device of claim 1 , wherein the first bonding mark comprises a first base part and at least two first extending claim 1 , parts claim 1 , and wherein one end of the two first extending parts is respectively connected to two adjacent sides of the first base part claim 1 , wherein the second bonding mark comprises a second base part and at least two second extending parts claim 1 , and wherein one end of the two second extending claim 1 , parts is respectively connected to two adjacent sides of the second base part.5. The touch sensing device of claim 4 , wherein the first extending ...

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01-03-2018 дата публикации

FUSE AND METHOD OF FORMING A FUSE

Номер: US20180061607A1
Принадлежит: LITTELFUSE, INC.

Embodiments of the fuse include a fuse body having a first end and a second end. A fuse element is disposed within a cavity of the fuse body, an end of the fuse element extending beyond an edge of the fuse body. An arc disc is disposed on the edge of the fuse body, and includes a notch such that the end of the fuse element extends to an outer surface of the arc disc. The end of the fuse element is configured to be folded over the outer surface of the arc disc. An end cap is disposed over the end of the fuse body and the arc disc, and the end cap includes a hole at a top surface. Solder deposited within the hole provides an electrical connection between the arc disc, the fuse element, and the end cap. 1. A fuse , comprising:a fuse body having a first end and a second end, and defining a cavity;a fuse element disposed within the cavity, a first end of the fuse element extending beyond a first edge of the first end of the fuse body;a first arc disc disposed on the first edge of the fuse body, the first arc disc including a notch cut providing a pass-through area for the first end of the fuse element extending beyond the first edge of the first end of the fuse body, wherein the first end of the fuse element is configured to be folded over an outer surface of the first arc disc; anda first end cap disposed over the first end of the fuse body and the first arc disc, the first end cap having a hole at a top surface and positioned to expose the first arc disc and the first end of the fuse element, such that solder deposited within the hole provides an electrical connection between the first arc disc, the fuse element, and the first end cap.2. The fuse of claim 1 , further comprising a first plug disposed within the cavity at the first edge of the fuse body claim 1 , wherein the first arc disc is disposed on the first plug.3. The fuse of claim 2 , further comprising:a second end of the fuse element extending beyond a second edge of the second end of the fuse body;a second ...

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02-03-2017 дата публикации

RADIO FREQUENCY MICRO-ELECTROMECHANICAL SYSTEMS HAVING INVERTED MICROSTRIP TRANSMISSION LINES AND METHOD OF MAKING THE SAME

Номер: US20170062890A1
Принадлежит:

A RF MEMS package includes a MEMS die assembly having a signal line formed on a top surface of a first mounting substrate, the signal line comprising a MEMS device selectively electrically coupling a first portion of the signal line to a second portion of the signal line, and two pairs of ground pads formed on the top surface of the first mounting substrate adjacent respective portions of the signal line. The pairs of ground pads are positioned adjacent respective sides of the MEMS device. A ground assembly is electrically coupled to the pairs of ground pads and includes a second mounting substrate and a ground region formed on a surface of the second mounting substrate. The ground region faces the top surface of the first mounting substrate and is electrically coupled to the pairs of ground pads. A cavity is formed between the ground region and the signal line. 1. A radio frequency (RF) microelectromechanical system (MEMS) package comprising: a first mounting substrate;', 'a signal line formed on a top surface of the first mounting substrate, the signal line comprising a MEMS device selectively electrically coupling a first portion of the signal line to a second portion of the signal line;', 'a first pair of ground pads formed on the top surface of the first mounting substrate adjacent the first portion of the signal line; and', 'a second pair of ground pads formed on the top surface of the first mounting substrate adjacent the second portion of the signal line; and, 'a MEMS die assembly comprising a second mounting substrate; and', 'a ground region formed on a surface of the second mounting substrate facing the top surface of the first mounting substrate and electrically coupled to the first pair of ground pads and the second pair of ground pads;, 'a ground assembly electrically coupled to the first pair of ground pads and the second pair of ground pads, the ground assembly comprisingwherein a cavity is formed between the ground region and the signal line; ...

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12-03-2015 дата публикации

TWO-POLE CIRCUIT BREAKER WITH TRIP BAR APPARATUS AND METHODS

Номер: US20150068881A1
Принадлежит: Siemens Industry, Inc.

A two-pole circuit breaker has an internal rotating trip bar that causes a second pole to trip (i.e., interrupt power) in response to a first pole tripping. A first pole may trip when the two-pole circuit breaker senses an electrical fault in the first pole. The tripping of the second pole in response to the first pole tripping may be referred to as common tripping. The trip bar may be connected to a tripping mechanism in each pole and may have interface features that result in less force required to trip the second pole, greater trip bar design tolerances, and/or ultimately more reliable common tripping. Methods of assembling a two-pole circuit breaker are also provided, as are other aspects. 1. A two-pole circuit breaker , comprising:a first mechanical pole comprising a first armature and a first cradle, the first mechanical pole configured to trip in response to sensing an electrical fault;a second mechanical pole comprising a second armature and a second cradle, the second mechanical pole configured to trip in response to sensing an electrical fault; anda trip bar mechanically coupled to the first and second mechanical poles, the trip bar configured to trip one of the first and second mechanical poles in response to the other of the first and second mechanical poles tripping, the trip bar having a first cradle interface having a first recessed surface and a first cradle contact surface; wherein:one of the first and second cradles is configured to move past the first recessed surface before contacting the first cradle contact surface during a trip.2. The two-pole circuit breaker of claim 1 , wherein the trip bar has a second cradle interface having a second recessed surface and a second cradle contact surface claim 1 , wherein the other of the first and second cradles is configured to move past the second recessed surface before contacting the second cradle contact surface during a trip.3. The two-pole circuit breaker of claim 1 , wherein the trip bar has a pivot ...

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10-03-2016 дата публикации

Mechanical disconnect switch with integrated fuse protection

Номер: US20160071678A1
Принадлежит: Littelfuse Inc

A circuit protection assembly (CPA) is disposed between a source of power and a circuit to be protected. The CPA comprises a mounting block having a bore extending therethrough and a recess cavity on a first surface of the mounting block. A post having a first end is disposed within the recess cavity and a body portion extends through the bore. The body portion configured to receive a terminal and the second end configured to receive a securing mechanism. A fuse having a centrally disposed aperture is configured to receive the body portion of the post and to receive the terminal for connection to a circuit to be protected. An insulator disposed on the terminal and disposed beneath the securing mechanism. The insulator configured to isolate the post from the terminal and the fuse while allowing the securing mechanism to apply an amount of torque.

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10-03-2016 дата публикации

THERMALLY RESPONSIVE SWITCH AND METHOD OF MANUFACTURING SAME

Номер: US20160071679A1
Принадлежит:

A thermally responsive switch is provided with a sealed container having a housing and a cover plate secured to the housing; a couple of conductive thermal pins inserted into a couple of through holes provided on the cover plate and secured by an insulative filler; a stationary contact secured to one of the conductive thermal pins inside the container; a heater having one end connected to the other of the conductive terminal pins inside the container and the other end connected to the cover plate; a thermally responsive plate having one end connected to the housing and being configured to invert a direction of curvature thereof at a predetermined temperature; and a movable contact provided on the other end of the thermally responsive plate. The through holes are configured by cylindrical portions, only the cylindrical portions, the filler, and the conductive terminal pins being covered by an insulative resin. 1. A thermally responsive switch comprising:a sealed container formed of a metal housing and a cover plate secured airtight to an open end of the housing;a couple of conductive terminal pins respectively inserted into a couple of through holes provided on the cover plate and respectively secured airtight by an electrically insulative filler;a stationary contact secured to one of the conductive terminal pins inside the sealed container;a heater having one end connected to the other of the conductive terminal pins inside the sealed container and the other end connected to the cover plate;a thermally responsive plate draw molded into a dish-like shape having one end connected to an inner surface of the housing and being configured to invert a direction of curvature thereof at a predetermined temperature; anda movable contact provided on the other end of the thermally responsive plate and configuring a pair of a make and break contact with the stationary contact,wherein when the make and break contact is welded, the heater is configured to melts so that an electric ...

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08-03-2018 дата публикации

NON-ARCING FUSE

Номер: US20180068820A1
Автор: Johnson Brian
Принадлежит: LITTELFUSE, INC.

An arc-mitigating fuse including a tubular fuse body, a first endcap covering a first end of the fuse body and a second endcap covering a second end of the fuse body, a fusible element disposed within the fuse body and extending between the first endcap and the second endcap to provide an electrically conductive pathway therebetween, and an arc-mitigating element disposed within the fuse body and held in a compressed state between the first endcap and the second endcap, the arc-mitigating element adapted to extend to an uncompressed state upon separation of the fusible element. 1. An arc-mitigating fuse comprising:a tubular fuse body;a first endcap covering a first end of the fuse body and a second endcap covering a second end of the fuse body;a fusible element disposed within the fuse body and extending between the first endcap and the second endcap to provide an electrically conductive pathway therebetween; andan arc-mitigating element disposed within the fuse body and held in a compressed state between the first endcap and the second endcap, the arc-mitigating element adapted to extend to an uncompressed state upon separation of the fusible element, the arc-mitigating element and the fusible element providing parallel, electrically conductive pathways extending from the first end cap to the second endcap.2. The arc-mitigating fuse of claim 1 , wherein the arc-mitigating element exhibits a first electrical resistance in the compressed state and a second electrical resistance in the uncompressed state claim 1 , the second electrical resistance being greater than the first electrical resistance.3. The arc-mitigating fuse of claim 2 , wherein the first electrical resistance is in a range between 1 ohm and 20 ohms and the second electrical resistance is in a range between 1 mega ohm and 100 mega ohms.4. The arc-mitigating fuse of claim 1 , wherein the arc-mitigating element is formed of a quantum tunneling compound.5. The arc-mitigating fuse of claim 1 , wherein the ...

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08-03-2018 дата публикации

ELECTRICAL FUSE AND/OR RESISTOR STRUCTURES

Номер: US20180068948A1
Принадлежит:

Electrical fuse (eFuse) and resistor structures and methods of manufacture are provided. The method includes forming metal gates having a capping material on a top surface thereof. The method further includes protecting the metal gates and the capping material during an etching process which forms a recess in a dielectric material. The method further includes forming an insulator material and metal material within the recess. The method further includes forming a contact in direct electrical contact with the metal material. 1. A method comprising:forming metal gates having a capping material on a top surface thereof;protecting the metal gates and the capping material during an etching process which forms a recess in a dielectric material;forming an insulator material and metal material within the recess;forming contact structures in the dielectric material between the metal gates, wherein the recess is formed as an opening in the dielectric material above the contact structures, and the opening is first filled with the metal material followed by the insulator; andforming a contact in direct electrical contact with the metal material.2. The method of claim 1 , wherein the recess is formed between the contact structures.3. The method of claim 1 , further comprising removing excess insulator material formed on the metal material outside the recess.4. The method of claim 1 , further comprising forming a pattern on the insulator material prior to forming the contact.5. A method comprising:forming metal gate structures in a dielectric material;forming a capping material over the metal gate structures;forming a mask over the capping material of the metal gate structures;recessing the dielectric material between the metal gate structures by an etching process while the mask over the capping material protects the capping material and the metal gate structures;depositing insulator material and metal material within the recess in the dielectric material;forming contact ...

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09-03-2017 дата публикации

SWITCH MATRIX ASSEMBLY AND MAGNETIC RESONANCE IMAGING APPARATUS USING THE SAME

Номер: US20170069453A1
Автор: KO Yun-Kyoung, Lee Han Lim
Принадлежит: SAMSUNG ELECTRONICS CO., LTD.

A switch matrix, a switch matrix assembly, and a magnetic resonance imaging (MRI) apparatus are disclosed. The switch matrix includes a first path to which an electric signal is applied; a first switching unit configured to selectively and electrically interconnect a first input unit and a first end of the first path or to open the first end of the first path; and a second switching unit configured to selectively and electrically connect a second input unit to a second end of the first path or to open the second end of the first path. 1. A switch matrix assembly , comprising:a switch matrix having a first path through which an electric signal corresponding to a free induction decay (FID) signal is received and the electric signal is transmitted;a first switching unit configured to selectively and electrically one of interconnect a first input unit and a first end of the first path, and to open a first end of the first path; anda second switching unit configured to selectively and electrically one of interconnect a second input unit and a second end of the first path, and to open a second end of the first path.2. The switch matrix assembly according to claim 1 , wherein the first switching unit is configured to open the first end of the first path when the second switching unit electrically interconnects the second input unit and the second end of the first path.3. The switch matrix assembly according to claim 1 , further comprising:a first inductor connected to the first switching unit,wherein the first switching unit selectively connects the first end of the first path to the first inductor.4. The switch matrix assembly according to claim 3 , wherein:when the second switching unit electrically interconnects the second input unit and the second end of the first path, the first switching unit selectively one of opens the first end of the first path and connects the first end of the first path to the first inductor.5. The switch matrix assembly according to claim 4 , ...

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11-03-2021 дата публикации

DESIGN AND FABRICATION OF PRINTED FUSE

Номер: US20210074501A1
Принадлежит:

A power fuse for protecting an electrical load subject to transient load current cycling events in a direct current electrical power system is provided. The power fuse includes at least one fuse element assembly that includes an elongated planar substrate, a plurality of fusible weak spots, and a conductor. The weak spots are formed on the substrate and are longitudinally spaced from one another on the substrate. The conductor is separately provided from the substrate and the weak spots. The conductor includes a solid elongated strip of metal having no stamped weak spot openings therein and therefore avoiding thermal-mechanical fatigue strain in the conductor when subjected to the transient load current cycling events. The solid elongated strip of metal includes coplanar connector sections that are mounted to respective ones of the weak spots and obliquely extending sections bent out of plane of the connector sections to extend above the substrate. 1. A power fuse for protecting an electrical load subject to transient load current cycling events in a direct current electrical power system , the power fuse comprising: an elongated planar substrate;', 'a plurality of fusible weak spots formed on the planar substrate and being longitudinally spaced from one another on the planar substrate; and', 'a conductor separately provided from the planar substrate and the plurality of weak spots;, 'at least one fuse element assembly comprisingwherein the conductor comprises a solid elongated strip of metal having no stamped weak spot openings therein and therefore avoiding thermal-mechanical fatigue strain in the conductor when subjected to the transient load current cycling events;wherein the solid elongated strip of metal includes coplanar connector sections that are mounted to respective ones of the plurality of weak spots on the planar substrate and obliquely extending sections bent out of plane of the connector sections to extend above the elongated planar substrate in ...

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16-03-2017 дата публикации

CONTROLLABLE ELECTRONIC SWITCH

Номер: US20170076895A1
Автор: Ying Jeffrey
Принадлежит:

A controllable electronic switch for, e.g., controlling power distribution comprises a deformable member such as a bimetal arm that can be deformed to break an electrical path. The deformable member may be anchored at one end and in controllable contact with an electrical conductor at the other end. A heating element, such as a coil, can be used to selectively heat the deformable member. The controllable electronic switch can alternatively comprise a deformable member that is terminated in a wedge-shaped member. When the deformable member bends in response to being heated, the wedge-shaped member forces apart a pair of contacts thus breaking an electrical path. The wedge-shaped member and/or associated structures may be configured as a cam mechanism with multiple latching positions. 1. (canceled)2. A method for controlling an electronic switch and thereby connecting and disconnecting an incoming power signal from a load , comprising:providing a pair of electrical contacts;positioning a pair of opposing elongate heat-deformable members on opposing sides of a resting member disposed therebetween, said elongate heat-deformable members each associated with one of the pair of electrical contacts and oriented such that the electrical contacts are electrically coupled when the elongate heat-deformable members are at rest;controllably separating the pair of electrical contacts by allowing either of the elongate heat-deformable members to bend while inhibiting the opposing elongate heat-deformable member from following the bending elongate heat-deformable member by virtue of the resting member, and the inhibited elongate heat-deformable member remaining stationary while the other heat-deformable member bends and thereby connecting and disconnecting the incoming power signal from the load.3. The method of claim 2 , wherein the elongate heat-deformable members each have a fixed end and a free end claim 2 , and wherein said pair of electrical contacts are respectively disposed ...

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16-03-2017 дата публикации

Over-molded tripping shaft apparatus with integrated spring, tripping assemblies, and methods of assembly

Номер: US20170076898A1
Принадлежит: SIEMENS AG

A tripping shaft apparatus for a circuit breaker. Tripping shaft apparatus includes a rigid shaft portion and a polymer shaft portion molded onto the rigid shaft portion, wherein the polymer shaft portion includes a first molded lever. At least one other lever is a part of the tripping shaft apparatus. A torsion spring is received over the shaft between the first molded lever and the second lever providing an integral torsion spring positioned between the levers. Circuit breaker tripping assemblies and methods of assembling a circuit breaker tripping assembly are provided, as are other aspects.

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16-03-2017 дата публикации

SELF-RESETTING POWER BREAKER

Номер: US20170076899A1
Автор: Müllner Peter
Принадлежит:

A system includes a first electrically conductive electrode and a second electrically conductive electrode. The system further includes a magnetic field source. The system also includes a magnetic shape memory (MSM) alloy positioned within a magnetic field of the magnetic field source with a portion of the MSM alloy being coupled with the first electrically conductive electrode. The magnetic field causes the MSM alloy to bend to contact the second electrically conductive electrode when the MSM alloy is in a first state. The magnetic field has no or negligible effect on the MSM alloy when the MSM alloy is in a second state. 1. A system comprising:a first electrically conductive electrode;a second electrically conductive electrode;a magnetic field source; anda magnetic shape memory alloy positioned within a magnetic field of the magnetic field source, a portion of the magnetic shape memory alloy coupled to the first electrically conductive electrode and the magnetic field causing the magnetic shape memory alloy to bend to contact the second electrically conductive electrode when the magnetic shape memory alloy is in a first state, and the magnetic field having no or negligible effect on the magnetic shape memory alloy when the magnetic shape memory alloy is in a second state.2. The system of claim 1 , wherein the first state is a martensite state and the second state is an austenite state.3. The system of claim 1 , further comprising:a third electrically conductive electrode, wherein the magnetic shape memory alloy unbends to contact the third electrically conductive electrode when in the second state.4. The system of claim 1 , wherein the magnetic shape memory alloy includes a nickel-manganese-gallium (Ni-Ma-Ga) alloy.5. The system of claim 1 , further comprising:a cooling block coupled to the magnetic shape memory alloy.6. The system of claim 5 , wherein the cooling block is actively cooled.7. The system of claim 1 , wherein the magnetic field source includes a ...

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24-03-2022 дата публикации

Package-integrated bistable switch for electrostatic discharge (esd) protection

Номер: US20220093531A1
Принадлежит: Intel Corp

A switch in a package substrate of a microelectronic package is provided, the switch comprising: an actuator plate; a strike plate; and a connecting element mechanically coupling the actuator plate and the strike plate. The switch is configured to move within a cavity inside the package substrate between an open position and a closed position, a conductive material is coupled to the switch and to a ground via in the package substrate, and the conductive material is configured to move with the switch, such that the switch is conductively coupled to the ground via in the open position and the closed position.

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26-03-2015 дата публикации

METHOD OF MANUFACTURING A COMPLEX FUSIBLE LINK

Номер: US20150082619A1
Принадлежит: Yazaki Corporation

A manufacturing method of a complex type fusible link. The manufacturing method includes hollowing out a metal plate into a link-like conductor including a connecting plate and a terminal, cutting out the link-like conductor so as to separate the connecting plate and the terminal, forming, by insert molding, a block base including a cavity after setting the connecting plate and the terminal in a mold, and directly connecting a fusible element to an exposed portion of the connecting plate and an exposed portion of the terminal. 1. A manufacturing method of a complex type fusible link comprising:hollowing out a metal plate into a link-like conductor including a connecting plate and a terminal;cutting out the link-like conductor so as to separate the connecting plate and the terminal;forming, by insert molding, a block base including a cavity after setting the connecting plate and the terminal in a mold; anddirectly connecting a fusible element to an exposed portion of the connecting plate and an exposed portion of the terminal.2. A manufacturing method of a complex type fusible link comprising:a hollowing process to hollow out a metal plate into a link-like conductor including a connecting plate and a plurality of terminals connected via the connecting plate;a cutting out process to cut out the link-like conductor so as to separate the connecting plate and the terminals;an insert molding process to form a block base including a cavity after setting the connecting plate and the terminal in a mold, wherein the terminals and at least a part of the connecting plate are disposed within the block base; anda connecting process to electrically connect a fusible element to the cavity. This application is a divisional application of U.S. patent application Ser. No. 13/279,887, filed Oct. 24, 2011, which is a divisional application of U.S. patent application Ser. No. 12/550,037, filed Aug. 28, 2009, which claims priority from Japanese Patent Application No. 2008-228578 filed on ...

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05-03-2020 дата публикации

Passive triggering mechanisms for use with switching devices incorporating pyrotechnic features

Номер: US20200075277A1
Принадлежит: Gigavac LLC

Disclosed herein are passive triggering mechanisms for activation of pyrotechnic features within electrical switching devices, such as contactor devices and fuse devices. The activation of the pyrotechnic features is configured to change the configuration of the internal components of the switching device and prevent current flow through the device. In some embodiments, the triggering mechanisms comprise features that respond to a magnetic field, such as a reed switch. In some embodiments, the reed switch responds to elevated current flow and can then use the signal with the elevated current flow to activate the pyrotechnic feature. In other embodiments, the reed switch uses a power signal from a secondary power source to activate the pyrotechnic feature.

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05-03-2020 дата публикации

FUSE LINK SYSTEMS AND METHODS

Номер: US20200075282A1
Принадлежит: S&C ELECTRIC COMPANY

A fuse link includes a conductive terminal component having a cylindrical insertion region with a knurled region formed therein and a fusible element electrically coupled thereto. A tubular sheath is configured to form a press-fit connection with the knurled region such that the tubular sheath substantially encloses the fusible element. The inner radius, the wall thickness, and the length of the tubular sheath are together configured to remain substantially intact when the fusible link experiences a first overload event within a first range of fault current values and burst when the fusible link experiences an overload event within a second range of fault current values that is greater than the first range. 1. A fuse link comprising:a conductive terminal component having a generally cylindrical insertion region, the generally cylindrical insertion region having a knurled region formed therein such that the knurled region is formed on a fraction of the cylindrical insertion region;a generally tubular polymeric sheath having a first end, a length, an inner radius, and a wall thickness, wherein the first end of the generally tubular polymeric sheath forms a press-fit connection with the knurled region of the conductive terminal component;wherein the inner radius has a normalize dimension of 1.0, the wall thickness has a normalized dimension of approximately 0.28, and the length of the generally tubular sheath has a normalized dimension of approximately 37.0 which are together configured such that (a) the generally tubular sheath remains substantially intact when the fusible link experiences a first overload event within a first range of fault current values; and (b) the generally tubular sheath bursts when the fusible link experiences an overload event within a second range of fault current values that is greater than the first range.2. The fuse link of claim 1 , wherein the first range of fault current values ranges from tens of amperes to approximately 1 claim 1 ,100 ...

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05-03-2020 дата публикации

MOLDED CASE CIRCUIT BREAKER

Номер: US20200075283A1
Автор: SONG Suyang
Принадлежит:

The present disclosure relates to a molded case circuit breaker, and particularly, to a molded case circuit breaker having an enhanced arc protecting function. The molded case circuit breaker includes: a power side terminal portion provided at a front side of an enclosure and having a fixed contact arm; a finger assembly coupled to the fixed contact arm, and disposed on a front surface of the power side terminal portion; and a base bus supporter coupled to an upper surface and a lower surface of the power side terminal portion, and having a finger hole through which the finger assembly is exposed. The base bus supporter is provided with a protection unit configured to enclose the finger assembly around the finger hole. 1. A molded case circuit breaker , comprising:a power side terminal portion provided at a front side of an enclosure, and having a fixed contact arm;a finger assembly coupled to the fixed contact arm, and disposed on a front surface of the power side terminal portion; anda base bus supporter coupled to an upper surface and a lower surface of the power side terminal portion, and having a finger hole through which the finger assembly is exposed,wherein the base bus supporter is provided with a protection unit configured to enclose the finger assembly around the finger hole.2. The molded case circuit breaker of claim 1 , wherein a partition wall for phase-to-phase insulation is provided in the base bus supporter claim 1 , and the protection unit is provided between the partition wall and the partition wall claim 1 , or between the partition wall and a side wall.3. The molded case circuit breaker of claim 1 , wherein the finger assembly includes:a finger formed to have a shape of pincers;a finger spring configured to provide a contact pressure to the finger; anda finger holder configured to fix the finger and the finger spring.4. The molded case circuit breaker of claim 1 , wherein the protection unit protrudes backward from a front surface of the base ...

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05-03-2020 дата публикации

DISC FUSE

Номер: US20200075284A1
Принадлежит: LITTELFUSE, INC.

A disc fuse including an electrically insulating substrate having a via formed therethrough extending between a first surface and a second surface of the substrate, an electrically conductive first terminal disposed on the first surface of the substrate, and an electrically conductive second terminal disposed on the second surface of the substrate, the second terminal including an outer portion having an inner edge defining a through-hole in the second terminal, the second terminal further including a fuse portion extending from the inner edge, the fuse portion comprising a fusible element terminating in a contact pad, wherein the substrate provides an electrically insulating barrier between the first terminal and the second terminal and wherein the via provides an electrical connection between the first terminal and the contact pad. 1. A method of forming a disc fuse comprising:providing an electrically insulating substrate having a via formed therethrough extending between a first surface and a second surface of the electrically insulating substrate;disposing an electrically conductive first terminal on the first surface of the electrically insulating substrate; anddisposing an electrically conductive second terminal on the second surface of the electrically insulating substrate, the second terminal including an outer portion having an inner edge defining a through-hole in the second terminal, the second terminal further including a fuse portion extending from the inner edge, the fuse portion comprising a fusible element terminating in a contact pad;wherein the substrate provides an electrically insulating barrier between the first terminal and the second terminal and wherein the via provides an electrical connection between the first terminal and the contact pad.2. The method of claim 1 , further comprising disposing an electrically insulating conformal coating on the second terminal covering the fusible element.3. The method of claim 1 , wherein the fuse portion ...

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12-06-2014 дата публикации

VARIABLE VENTING AND DAMPING ARC MITIGATION ASSEMBLIES AND METHODS OF ASSEMBLY

Номер: US20140160634A1
Принадлежит: GENERAL ELECTRIC COMPANY

Equipment protection systems, arc containment devices, and methods of assembling arc containment devices are disclosed. In one example, an electrical isolation structure includes a conductor base, a cover coupled to the conductor base and defining an isolation chamber, a containment shield disposed on the conductor base within the isolation chamber, and a biasing assembly positioned between the cover and the containment shield. The containment shield defines a containment chamber configured to enclose the plurality of electrode assemblies. The containment shield is configured to at least partially contain the arc products within the containment chamber. The biasing assembly is configured to permit the containment shield to move away from the conductor base to thereby define a gap between the conductor base and the containment shield to enable at least some of the arc gases to vent from the containment chamber. 1. A circuit protection device for use with a circuit that includes at least one pair of conductors , said circuit protection device configured to generate an arc , the arc generating arc products including arc gases , said circuit protection device comprising:at least one pair of electrode assemblies, a first electrode assembly of the pair of electrode assemblies electrically coupled to a first conductor of the at least one pair of conductors, and a second electrode assembly of the pair of electrode assemblies electrically coupled to a second conductor of the at least one pair of conductors, said at least one pair of electrode assemblies configured to generate the arc;a conductor base for mounting said electrode assemblies thereon;a cover coupled to said conductor base and defining at least one isolation chamber, wherein said pair of electrode assemblies is disposed within said at least one isolation chamber;a containment shield disposed on said conductor base within the isolation chamber, said containment shield defining a containment chamber enclosing said ...

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23-03-2017 дата публикации

CHIP FUSE AND METHOD FOR PRODUCING SAME

Номер: US20170084415A1
Принадлежит:

Provided is a chip fuse and a method for producing the same, which is improved to facilitate balanced release of impact and vapor generated upon fusion. The chip fuse includes a fuse body having a pair of facing upper and lower ceramic substrates, a fuse wire support having a vertical through hole in its center and held between the ceramic substrates, and a fuse wire mounted between the two ends of the fuse wire support across the through hole, and a pair of metal caps fitted on the two ends of the fuse body, wherein the upper ceramic substrate and the fuse wire support, and the lower ceramic substrate and the fuse wire support, are respectively adhered together on their mutually facing surfaces to hermetically close the through hole, partially leaving a non-adhered region on the adhered surfaces. 1. A chip fuse comprising a fuse body and a pair of metal caps , said fuse body further comprising:a pair of vertically facing upper and lower ceramic substrates,a fuse wire support having a vertical through hole in its center and held between said upper and lower ceramic substrates, anda fuse wire mounted between two ends of said fuse wire support across the through hole,wherein said metal caps are fitted on two ends of said fuse body in electrical conduction with said fuse wire extending out of two ends of said fuse wire support,wherein said upper ceramic substrate and said fuse wire support, and said lower ceramic substrate and said fuse wire support, are respectively adhered together on their mutually facing surfaces to hermetically close said through hole, partially leaving a non-adhered region on said surfaces adhered.2. The chip fuse according to claim 1 , wherein said non-adhered region is formed on both sides of the through hole with respect to its longitudinal.3. The chip fuse according to claim 1 , wherein said fuse wire support is composed of an upper fuse wire support half and a lower fuse wire support half vertically arranged with respect to each other claim ...

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19-06-2014 дата публикации

BIMETAL THERMAL ELEMENT AND THE MANUFACTURING METHOD THEREOF

Номер: US20140166639A1
Автор: Bizard Bernard
Принадлежит: Schneider Electric Industries SAS

A bimetal thermal element adapted to assembling into a support. The bimetal thermal element includes: a bimetal strip having a first end and a second end opposite to the first end, and a notch formed at the first end; a heater made of a resistant strip including a linear portion and a wound portion, wherein the linear portion is straight and extending from a first position near the second end of the bimetal strip in a direction parallel to the bimetal strip and the wound portion is wound around the bimetal strip and the linear portion; and an insulating device to insulate the bimetal strip from the heater. By using this design, there is also no current within the bimetal strip and its support, so the deflection of the bimetal strip is generated only by the temperature-rise coming from the resistant strip, therefore, it can realize a long tripping time. 1. A bimetal thermal element adapted to assembling into a support , comprising:a bimetal strip having a first end, a second end opposite to the first end, and a notch formed at the first end;a heater made of a resistant strip including a linear portion and a wound portion, wherein the linear portion is straight and extending from a starting position near the second end of the bimetal strip toward the notch in a direction parallel to a side of the bimetal strip and the wound portion is wound around the bimetal strip and the linear portion; andan insulating device to insulate the bimetal strip from the heater.2. The bimetal thermal element according to claim 1 , wherein:the wound portion of the resistant strip includes a first portion folded around the notch of the bimetal strip and a second portion wound around the bimetal strip and the linear portion of the resistant strip;the second portion of the wound portion of the resistant strip starts from a side of the bimetal strip opposite to where the linear portion is set; andthe second portion of the wound portion of the resistant strip is coupled to the linear portion of ...

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19-06-2014 дата публикации

Integrated Circuit Fuse and Method of Fabricating the Integrated Circuit Fuse

Номер: US20140167906A1
Автор: Wang Yigong
Принадлежит:

A fuse formed as part of an integrated circuit has cavities disposed to the sides of the fuse to provide more reliable operation with less chance of re-connection. A method of providing the fuse is also described. 1. A fuse disposed over a substrate of an integrated circuit , comprising:a conductive trace in a fuse-level metal layer of the integrated circuit, wherein the conductive trace comprises a fusible portion having a higher resistance than other portions of the conductive trace;a dielectric structure disposed over the fusible portion and beyond the fusible portion in a direction parallel to a major surface of the substrate; anda first cavity into the dielectric structure, wherein the first cavity is proximate to the fusible portion and separated from the fusible portion by a first separation wall, wherein the first cavity has a depth to at least a depth of the fuse-level metal layer with a deeper direction being in a direction of the substrate, wherein the entire first cavity is disposed to a first side of the fusible portion in a direction parallel to a major surface of the substrate such that no part of the first cavity is over the fusible portion, wherein the first separation wall has a thickness selected to result in facture of the first separation wall and capture of debris from the fusible portion when the fusible portion is fused.2. The fuse of claim 1 , wherein the selected thickness of the first separation wall is within about +/− ten percent of 12 micrometers.3. The fuse of claim 2 , wherein the fusible portion has a width within about +/− ten percent of 1.0 micrometers.4. The fuse of claim 1 , wherein the first cavity extends to a depth at or below the fuse level metal layer.5. The fuse of claim 1 , wherein the first cavity extends to the depth of the fuse-level metal layer claim 1 , wherein the first cavity has a deepest end nearest to the substrate claim 1 , and wherein the deepest end is bounded by a metal bounding portion of the fuse-level ...

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25-03-2021 дата публикации

High breaking capacity chip fuse

Номер: US20210090839A1
Принадлежит: Littelfuse Inc

A high breaking capacity chip fuse including a bottom insulative layer, a first intermediate insulative layer, a second intermediate insulative layer, and a top insulative layer disposed in a stacked arrangement in the aforementioned order, a fusible element disposed between the first and second intermediate insulative layers and extending between electrically conductive first and second terminals at opposing longitudinal ends of the bottom insulative layer, the first intermediate insulative layer, the second intermediate insulative layer, and the top insulative layer, wherein the first and second intermediate insulative layers are formed of porous ceramic.

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21-03-2019 дата публикации

HIGH CURRENT ONE-PIECE FUSE ELEMENT AND SPLIT BODY

Номер: US20190088436A1
Принадлежит: LITTELFUSE, INC.

A compact, high breaking capacity fuse that includes a top and bottom insulative layer and a single piece fusible element disposed between the top and bottom insulative layer. The top and bottom insulative layers include cavities that are aligned at assembly to form a chamber in which a fusible element portion of the single piece fusible element is disposed. The single piece fusible element additionally includes terminal portions that extend along outer surfaces of the top and bottom insulative layers. 1. A high breaking capacity fuse comprising:a first outer insulative layer, the first outer insulative layer comprising a first cavity;a second outer insulative layer disposed on the first outer insulative layer, the second outer insulative layer comprising a second cavity to align with the first cavity to define a chamber; anda single piece fusible element disposed between the first outer insulative layer and the second outer insulative layer, the single piece fusible element comprising a first terminal portion, a second terminal portion, and a fusible element portion connecting the first and second terminal portions, wherein the fusible element portion is disposed at least partially within the chamber, the first terminal portion extends along at least one outer surface of the second outer insulative layer, and the second terminal portion extends along at least one outer surface of the second outer insulative layer;wherein each of the first and second terminal portions has grooves formed in opposing sides thereof, and wherein the first outer insulative layer includes tongue portions formed in a top edge thereof, the tongue portions disposed within the grooves.2. The high breaking capacity fuse of claim 1 , wherein the single piece fusible element is formed from a single piece of conductive material and the fusible element portion comprises a plurality of cutouts disposed along the plurality of rolls.3. The high breaking capacity fuse of claim 2 , wherein the ...

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19-03-2020 дата публикации

COMPACT HIGH VOLTAGE POWER FUSE AND METHODS OF MANUFACTURE

Номер: US20200090892A1
Принадлежит:

A high voltage power fuse having a dramatically reduced size facilitated by silicated filler material, a formed fuse element geometry, arc barrier materials and single piece terminal fabrications. Methods of manufacture are also disclosed. 129-. (canceled)30. A method of manufacturing a high voltage power fuse utilizing an assembly frame , the frame having first and second assembly legs and the fuse including a housing , a full-range fuse element assembly , and first and second terminal fabrications , the method comprising:inserting the housing over the first assembly leg of the assembly frame;assembling the first terminal fabrication to the first assembly leg of the assembly frame;assembling the second terminal fabrication to the second assembly leg of the assembly frame;connecting the full-range fuse element assembly in a gap between the first terminal fabrication and the second terminal fabrication;sliding the housing over the connected full-range fuse element assembly;securing the housing in position to enclose the full-range fuse element assembly; andapplying a silicated filler material to the assembled housing, full-range fuse element, and first and second terminals to establish a mechanical bond between the silicated filler material and the assembled housing, full-range fuse element, and first and second terminals.31. The method of claim 30 , wherein assembling the first terminal fabrication to the first assembly leg of the assembly frame comprises providing a single piece terminal fabrication including an end plate and a terminal claim 30 , and attaching the terminal to the first assembly leg of the assembly frame.32. The method of claim 30 , wherein assembling the second terminal fabrication to the second assembly leg of the assembly frame comprises:assembling a first terminal piece defining a terminal to a second terminal piece defining an end plate; andsecuring the first terminal piece to the second assembly leg of the assembly frame.33. The method of ...

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16-04-2015 дата публикации

BARRIER LAYER FOR ELECTRICAL FUSES UTILIZING THE METCALF EFFECT

Номер: US20150102896A1
Принадлежит: LITTELFUSE, INC.

A fuse including a fuse element, a diffusion layer, and a barrier layer is provided. The barrier layer acts to slow down and/or prevent premature diffusion of the diffusion material into the fuse element during normal operation. As a result, the fuse may be operated in environments having higher ambient temperatures and/or higher currents than otherwise possible. some examples provide a fuse including a fuse element formed from a first conductive material, the fuse element, a barrier layer disposed on a surface of the fuse element, the barrier layer including first and second portions separated by a gap, the barrier layer formed from a second conductive material different from the first conductive material, and a diffusion layer disposed in the gap on the surface of the fuse element, the diffusion layer formed from a third conductive material different from the second conductive material and first conductive material. 1. A fuse comprising:a fuse element formed from a first conductive material;a barrier layer disposed on a surface of the fuse element, the barrier layer formed from a second conductive material different from the first conductive material; anda diffusion layer disposed on a surface of the barrier layer, the diffusion layer formed from a third conductive material different from the second conductive material and first conductive material.2. The fuse of claim 1 , wherein the barrier layer includes a first barrier layer portion and a second barrier layer portion separated by a gap and wherein the diffusion layer is further disposed in the gap and on the surface of the fuse element between the first and second barrier layer portions.3. The fuse of claim 2 , wherein the gap has a width of between 1.5 mils and 20 mils.4. The fuse of claim 1 , where the barrier layer has a thickness between 5 and 500 micro inches.5. The fuse of claim 1 , wherein the second conductive material includes nickel.6. The fuse of claim 1 , wherein the second conductive material has ...

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05-04-2018 дата публикации

ELECTROMECHANICAL SWITCHING DEVICE WITH ELECTRODES HAVING 2D LAYERED MATERIALS WITH DISTINCT FUNCTIONAL AREAS

Номер: US20180096812A1
Принадлежит:

An electromechanical switching device includes a first electrode, comprising layers of a first 2D layered material, which layers exhibit a first surface; a second electrode, comprising layers of a second 2D layered material, which layers exhibit a second surface opposite the first surface; and an actuation mechanism; wherein each of the first and second 2D layered materials has an anisotropic electrical conductivity, which is lower transversely to its layers than in-plane with the layers; the first electrode includes two distinct areas alongside the first surface, which areas differ in at least one structural, electrical and/or magnetic property; and at least one of the first and second electrodes is actuatable by the actuation mechanism, such that actuation thereof for modification of an electrical conductance transverse to each of the first surface and the second surface to enable current modulation between the first electrode and the second electrode. 1. An electromechanical switching device , comprising:a first electrode, comprising layers of a first 2D layered material, which layers exhibit a first surface and a first magnetic domain, the first magnetic domain comprising a first uniform magnetization direction;a second electrode stacked over the first electrode, comprising layers of a second 2D layered material, which layers exhibit a first portion comprising a first surface and a first magnetic domain and a second portion comprising a second surface and a second magnetic domain, the first magnetic domain of the second electrode comprising the first uniform magnetization direction and the second magnetic domain of the second electrode comprising a second uniform magnetization direction opposite the first direction, the first and second surfaces of the second electrode opposite the first surface of the first electrode; andan actuation mechanism;wherein at least one of the first and second electrodes is actuatable by the actuation mechanism, such that actuation ...

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28-03-2019 дата публикации

MULTIPLE ELEMENT FUSE

Номер: US20190096622A1
Принадлежит: LITTELFUSE, INC.

Approaches herein provide a multiple element fuse including a first fuse element having a first pair of terminals joined by a first fusible link, and a second fuse element including a second pair of terminals joined by a second fusible link. The first pair of terminals may be directly physically coupled with the second pair of terminals. In some embodiments, the first pair of terminals and the second pair of terminals are stacked relative to one another and joined by one or more linking elements, thus causing the first fusible link and the second fusible link to extend parallel to one another. In some embodiments, a first plurality of terminal pairs are integrally linked adjacent one another along a same plane, and then subsequently coupled to a second plurality of terminal pairs. 1. A multiple element fuse comprising:a first fuse element including a first pair of terminals joined by a first fusible link;a second fuse element including a second pair of terminals joined by a second fusible link, wherein the first pair of terminals is directly physically coupled with the second pair of terminals; anda linking element extending between interior edges of each terminal of the first and second pairs of terminals, wherein the linking element is directly coupled to just the first and second pairs of terminals, and wherein no linking element directly couples the first fusible link and the second fusible link.2. (canceled)3. The multiple element fuse according to claim 1 , wherein the first pair of terminals and the second pair of terminals each comprises:a terminal body including an inner surface and an outer surface, wherein the inner surface of the first pair of terminals and the inner surface of the second pair of terminals are parallel and in direct physical contact with one another; andan opening formed through the terminal body.4. The multiple element fuse according to claim 3 , the terminal body further including an edge connecting the inner surface and the outer ...

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14-04-2016 дата публикации

PIEZOELECTRIC MULTIPLEXER

Номер: US20160104593A1
Принадлежит: 19TH SPACE ELECTRONICS

A piezoelectric multiplexer includes an actuator and multiple piezo-morph beams. The actuator includes an actuator conducting head and an actuator stem, and each piezo-morph beam includes a conducting beam contact head and a beam stem manufactured out of piezo-morph material. A control voltage is selectively applied to electrical contacts coupled to the beam stems to create a piezoelectric effect that bends the selected piezo-morph beam and creates an electrical connection between its contact head and the conducting head of the actuator. A control circuit with a controller signals which piezo-morph beam to connect to the actuator. This multi-piezo-morph-beam piezoelectric multiplexer can be affixed to the electrical terminals of different electrical components (e.g., a transistor) to create an electrical cell that can be manufactured on a semiconductor chip or in a microelectromechanical system (MEMS) device. 1. A switching element , comprising:an actuator with an actuator conducting head and an actuator stem;a plurality of piezo-morph beams positioned in parallel to the actuator stem, each piezo-morph beam comprising a beam contact head made of a conductive material and a beam stem made of a piezo-morph material; anda plurality of electrical contacts coupled to the beam stems and the actuator stem for receiving a selectively applied control voltage applied across a first piezo-morph stem and the actuator stem and causing a selected piezo-morph beam to physically move from a resting position toward the actuator to reach a contact position whereby an electrical connection is made between the conducting head and the beam contact head of the selected piezo-morph beam.2. The switching element of claim 1 , wherein the plurality of piezo-morph beams are positioned in a geometric pattern surrounding the actuator claim 1 , wherein the geometric pattern comprises at least one member of a group comprising a triangle claim 1 , square claim 1 , rectangle claim 1 , circle claim ...

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23-04-2015 дата публикации

GAP ADJUSTING METHOD IN TRIP MECHANISM OF MOLDED CASE CIRCUIT BREAKER

Номер: US20150107091A1
Автор: Kim Woong Jae
Принадлежит: LSIS CO., LTD.

Disclosed is a gap adjusting method which easily adjusts a gap between a bimetal and a crossbar by using a gap adjusting block and an adjusting screw in a trip mechanism of a molded case circuit breaker without a separate additional device. The gap adjusting method in the trip mechanism of the molded case circuit breaker includes setting a reference gap between a crossbar and a bimetal, measuring a total resistance of the trip mechanism and a trip stroke of a switching mechanism to set a compensation gap, placing a gap adjusting block on a position separated from a crossbar by a gap based on the sum of the reference gap and the compensation gap, rotating an adjusting screw assembled with the bimetal to contact the adjusting screw with the gap adjusting block, and adhering the adjusting screw to the bimetal. 1. A gap adjusting method in a trip mechanism of a molded case circuit breaker , the gap adjusting method comprising:setting a reference gap between a crossbar and a bimetal;measuring a total resistance of the trip mechanism and a trip stroke of a switching mechanism to set a compensation gap;placing a gap adjusting block on a position separated from a crossbar by a gap based on the sum of the reference gap and the compensation gap;rotating an adjusting screw assembled with the bimetal to contact the adjusting screw with the gap adjusting block; andadhering the adjusting screw to the bimetal.2. The gap adjusting method of claim 1 , wherein a contact surface of the gap adjusting block is planarly formed.3. The gap adjusting method of claim 1 , wherein a contact surface of the gap adjusting block is vertical to a rotation axis of the adjusting screw.4. The gap adjusting method of claim 1 , wherein a front end of the adjusting screw is formed of a round surface of a planar surface.5. The gap adjusting method of claim 2 , wherein a rear end of the adjusting screw is formed of one of a straight-shaped groove claim 2 , a cross-shaped groove claim 2 , a straight-shaped ...

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23-04-2015 дата публикации

Circuit breaker and production method of pin for circuit breaker's switching mechanism

Номер: US20150107981A1
Автор: Seong Yeol Cho
Принадлежит: LSIS Co Ltd

A circuit breaker according to the present disclosure may include a movable contact configured to be brought into contact with or separated from the stationary contact; and a switching mechanism configured to switch the movable contact, wherein the switching mechanism includes a shaft rotatably installed therein; a transfer link configured to transfer a driving force from the shaft to the movable contact; and a pin configured to hinge-couple the shaft to the transfer link and insulate them from each other, and the pin is installed with a wear resistant member at a portion brought into contact with the shaft.

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03-07-2014 дата публикации

Electrostatic micro relay and manufacturing method for the same

Номер: US20140184352A1
Принадлежит: Omron Corp

An electrostatic micro relay has a substrate, a signal line arranged on the substrate and having an input point configured to receive a signal and a plurality of signal channels configured to distribute the signal, the plurality of signal channels being each formed with a fixed contact, a plurality of movable contacts, each provided with respect to each of the fixed contacts and arranged so as to be opposed to a corresponding fixed contact across a space, a plurality of movable electrodes, each connected to each of the plurality of movable contacts and configured to make the connected movable contact brought into contact with and separated from the corresponding fixed contact, a cap, formed with a space configured to house the plurality of movable electrodes, and bonded with the substrate, and a signal input portion.

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