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公开(公告)号:US20170212150A1
公开(公告)日:2017-07-27
申请号:US15039354
申请日:2013-12-16
Applicant: SMART ELECTRONICS INC.
Inventor: Doo Won KANG , Hyun Chang KIM , Kyung Mi LEE , Hwang Je MUN , A Lam SHIN , Tae Hun KANG
IPC: G01R15/14
CPC classification number: G01R15/146 , G01R1/203
Abstract: Disclosed are a shunt resistor and a shunt resistor assembly in which measurement terminals to measure voltage are disposed as close as possible to a resistor element so as to reduce a measurement error, and mechanical and electrical connection is excellent.
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公开(公告)号:US20170133133A1
公开(公告)日:2017-05-11
申请号:US15039357
申请日:2013-12-12
Applicant: SMART ELECTRONICS INC.
Inventor: Doo Won KANG , Hyun Chang KIM , Kyung Mi LEE , Hwang Je MUN , A Lam SHIN , Tae Hun KANG
CPC classification number: H01C17/28 , B29C65/16 , B29C65/70 , B29L2031/3487 , H01C1/144 , H01C17/242
Abstract: Disclosed are a manufacturing method of a shunt resistor and a manufacturing method, in which a resistor element and connection pieces may be bonded through laser or electron beam welding so as to prevent welding distortion as much as possible, and measurement terminals may be manufactured by a simple pressing and bending process.
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公开(公告)号:US20150262775A1
公开(公告)日:2015-09-17
申请号:US14656065
申请日:2015-03-12
Applicant: Smart Electronics Inc.
Inventor: Doo Won KANG , Hyun Chang KIM , Hwang Je MUN , A Lam SHIN
CPC classification number: H01H37/04 , H01C7/13 , H01H37/761 , H01H85/0418 , H01H2037/046
Abstract: Disclosed is a fuse resistor provided on an electrical circuit to protect the electrical circuit and elements. The fuse resistor includes a substrate on which first and second resistive terminals and fuse terminals are formed, first and second resistive elements surface-mounted on the first and second resistive terminals and dividing applied current or voltage, and a temperature fuse surface-mounted on the fuse terminals and broken by heat generated from the first and second resistive elements. If overcurrent or overvoltage is applied, the first and second resistive elements generate heat and the temperature fuse is broken by the generated heat.
Abstract translation: 公开了一种设置在电路上以保护电路和元件的熔丝电阻器。 熔丝电阻器包括其上形成有第一和第二电阻端子和熔丝端子的基板,表面安装在第一和第二电阻端子上的第一和第二电阻元件以及分压施加的电流或电压,以及表面安装在 熔丝端子并由第一和第二电阻元件产生的热量破坏。 如果施加过电流或过电压,则第一和第二电阻元件产生热量,并且温度保险丝被产生的热量破坏。
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公开(公告)号:US20220293304A1
公开(公告)日:2022-09-15
申请号:US17677058
申请日:2022-02-22
Applicant: SMART ELECTRONICS INC.
Inventor: Doo Won KANG , Hwang Je MUN , A Lam SHIN
Abstract: The present invention relates to a circuit protection device including: a device comprising a heating element configured to comprise a body and a pair of electrodes formed on the body, and a pair of lead wires connected, respectively, to the pair of electrodes; and a case having an independent accommodating space formed therein to accommodate at least the heating element, wherein the case includes at least one heat insulating layer disposed in the vicinity of the accommodating space.
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公开(公告)号:US20210104884A1
公开(公告)日:2021-04-08
申请号:US17035875
申请日:2020-09-29
Applicant: SMART ELECTRONICS INC.
Inventor: Doo Won KANG , A Lam SHIN
IPC: H02H5/04 , H01C7/04 , H01H85/165
Abstract: Disclosed is a circuit protection device including a case, a negative temperature coefficient thermistor accommodated in the case and including a resistant heating element, a pair of electrodes installed on both sides of the resistant heating element, and a first thermistor lead wire and a second thermistor lead wire withdrawn from the pair of electrodes, respectively, and a fuse accommodated in the case and including a fuse body and a first fuse lead wire and a second fuse lead wire connected to both ends of the fuse body, respectively. Here, the fuse body includes a fuse rod with a plating layer formed thereon and a pair of fuse caps coupled to both ends of the fuse rod and having conductivity, and the first fuse lead wire and the second fuse lead wire are bonded to the pair of fuse caps, respectively.
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公开(公告)号:US20210090838A1
公开(公告)日:2021-03-25
申请号:US17015150
申请日:2020-09-09
Applicant: SMART ELECTRONICS INC.
Inventor: Doo Won KANG , A Lam SHIN
IPC: H01H85/143 , H01C7/04 , H01H85/165
Abstract: Disclosed is a circuit protection device including a case, a first negative temperature coefficient thermistor which is accommodated in the case and includes a first resistant heating element, a pair of electrodes installed on both sides of the first resistant heating element, and a first lead wire and a second lead wire withdrawn from the pair of electrodes, respectively, a thermal fuse which is accommodated in the case and includes a thermal fuse body and a third lead wire and a fourth lead wire connected to both ends of the thermal fuse body, respectively, and a second negative temperature coefficient thermistor which is accommodated in the case and includes a second resistant heating element, a pair of electrodes installed on both sides of the second resistant heating element, and a fifth lead wire and a sixth lead wire withdrawn from the pair of electrodes, respectively.
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公开(公告)号:US20210082652A1
公开(公告)日:2021-03-18
申请号:US17016491
申请日:2020-09-10
Applicant: SMART ELECTRONICS INC.
Inventor: Doo Won KANG , A Lam SHIN
IPC: H01H85/055 , H01H85/165 , H01H85/143 , H01C7/04 , H01H85/02
Abstract: Disclosed is a circuit protection device including a case, a negative temperature coefficient thermistor which is accommodated in the case and includes a resistant heating element, a pair of electrodes installed on both sides of the resistant heating element, and a first lead wire and a second lead wire withdrawn from the pair of electrodes, respectively, and a thermal fuse which is accommodated in the case and includes a thermal fuse body and a third lead wire and a fourth lead wire connected to both ends of the thermal fuse body, respectively. Here, the second lead wire and the third lead wire are connected to each other in the case.
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公开(公告)号:US20180047539A1
公开(公告)日:2018-02-15
申请号:US15233586
申请日:2016-08-10
Applicant: SMART ELECTRONICS INC.
Inventor: Doo Won KANG , Hyun Chang KIM , Hwang Je MUN , A Lam SHIN
IPC: H01H85/048 , H01H85/18 , H01H85/00 , H01H85/165 , H01C1/14 , H01C3/20
CPC classification number: H01H85/048 , H01C1/028 , H01C1/14 , H01C1/144 , H01C3/20 , H01C17/02 , H01H85/0047 , H01H85/143 , H01H85/165 , H01H85/18
Abstract: Provided are a fuse resistor and a method of manufacturing the same, more particularly, are a fuse resistor mounted at an electric circuit of an electronic product to prevent the electronic product from breaking down due to inrush current, increase of internal temperature, and continuous overcurrent, and a method of manufacturing the same. The fuse resistor is capable of simplifying an assembly process by coupling a thermal fuse and a lead wire in a modularized manner and by fixing a fusing lead wire to the lead wire in an integrated manner to form a lower molding unit, and a method of manufacturing the same. The fuse resistor has a simple structure and is capable of being miniaturized as an integrated structure of the thermal fuse and the lead wire is inserted, and a method of manufacturing the same.
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