ATE140822T1 - Überlast-schutzeinrichtung - Google Patents

Überlast-schutzeinrichtung

Info

Publication number
ATE140822T1
ATE140822T1 AT91105246T AT91105246T ATE140822T1 AT E140822 T1 ATE140822 T1 AT E140822T1 AT 91105246 T AT91105246 T AT 91105246T AT 91105246 T AT91105246 T AT 91105246T AT E140822 T1 ATE140822 T1 AT E140822T1
Authority
AT
Austria
Prior art keywords
bimetal
contacts
load
pair
protective device
Prior art date
Application number
AT91105246T
Other languages
English (en)
Inventor
Toshio Shimada
Morio Kobayashi
Takemi Tada
Shigeya Kawaminami
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2090324A external-priority patent/JP2810199B2/ja
Priority claimed from JP2206758A external-priority patent/JPH0492331A/ja
Priority claimed from JP22505190A external-priority patent/JP2766057B2/ja
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of ATE140822T1 publication Critical patent/ATE140822T1/de

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H81/00—Protective switches in which contacts are normally closed but are repeatedly opened and reclosed as long as a condition causing excess current persists, e.g. for current limiting
    • H01H81/02—Protective switches in which contacts are normally closed but are repeatedly opened and reclosed as long as a condition causing excess current persists, e.g. for current limiting electrothermally operated
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/32—Thermally-sensitive members
    • H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
    • H01H37/54—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting
    • H01H2037/5463—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting the bimetallic snap element forming part of switched circuit
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H61/00—Electrothermal relays
    • H01H61/01—Details
    • H01H61/0107—Details making use of shape memory materials
    • H01H2061/0115—Shape memory alloy [SMA] actuator formed by coil spring
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/002—Thermally-actuated switches combined with protective means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/32—Thermally-sensitive members
    • H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
    • H01H37/54—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/14—Electrothermal mechanisms
    • H01H71/145—Electrothermal mechanisms using shape memory materials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/14—Electrothermal mechanisms
    • H01H71/16—Electrothermal mechanisms with bimetal element
    • H01H71/164—Heating elements

Landscapes

  • Thermally Actuated Switches (AREA)
  • Crushing And Grinding (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Amplifiers (AREA)
AT91105246T 1990-04-06 1991-04-03 Überlast-schutzeinrichtung ATE140822T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2090324A JP2810199B2 (ja) 1990-04-06 1990-04-06 圧縮機用電動機の過負荷保護装置
JP2206758A JPH0492331A (ja) 1990-08-06 1990-08-06 過負荷保護装置
JP22505190A JP2766057B2 (ja) 1990-08-29 1990-08-29 熱動継電器

Publications (1)

Publication Number Publication Date
ATE140822T1 true ATE140822T1 (de) 1996-08-15

Family

ID=27306406

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91105246T ATE140822T1 (de) 1990-04-06 1991-04-03 Überlast-schutzeinrichtung

Country Status (4)

Country Link
US (1) US5184269A (de)
EP (1) EP0451678B1 (de)
KR (1) KR940002671B1 (de)
AT (1) ATE140822T1 (de)

Families Citing this family (38)

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DE4336073A1 (de) * 1993-10-22 1995-04-27 Abb Patent Gmbh Thermischer Überstromauslöser für ein elektrisches Schaltgerät
DE19636640C2 (de) * 1996-09-10 1999-02-18 Marcel Hofsaes Schalter mit einem Sicherheitselement
US5994816A (en) * 1996-12-16 1999-11-30 Mcnc Thermal arched beam microelectromechanical devices and associated fabrication methods
US5909078A (en) * 1996-12-16 1999-06-01 Mcnc Thermal arched beam microelectromechanical actuators
US5962949A (en) * 1996-12-16 1999-10-05 Mcnc Microelectromechanical positioning apparatus
EP0903836A3 (de) * 1997-09-22 2000-05-17 G. Kienzler AG Thermoschutzschalter
US6590313B2 (en) 1999-02-26 2003-07-08 Memscap S.A. MEMS microactuators located in interior regions of frames having openings therein and methods of operating same
US6236139B1 (en) 1999-02-26 2001-05-22 Jds Uniphase Inc. Temperature compensated microelectromechanical structures and related methods
US6137206A (en) * 1999-03-23 2000-10-24 Cronos Integrated Microsystems, Inc. Microelectromechanical rotary structures
DE19914479A1 (de) * 1999-03-30 2000-10-05 Kopp Heinrich Ag Thermische Auslöseeinrichtung für Leitungsschutzschalter
JP2000285776A (ja) * 1999-03-31 2000-10-13 Sanyo Electric Co Ltd サーモスタットとこのサーモスタットを内蔵するパック電池
US6218762B1 (en) 1999-05-03 2001-04-17 Mcnc Multi-dimensional scalable displacement enabled microelectromechanical actuator structures and arrays
US6542062B1 (en) * 1999-06-11 2003-04-01 Tecumseh Products Company Overload protector with control element
US6291922B1 (en) 1999-08-25 2001-09-18 Jds Uniphase, Inc. Microelectromechanical device having single crystalline components and metallic components
US6255757B1 (en) * 1999-09-01 2001-07-03 Jds Uniphase Inc. Microactuators including a metal layer on distal portions of an arched beam
US6211598B1 (en) 1999-09-13 2001-04-03 Jds Uniphase Inc. In-plane MEMS thermal actuator and associated fabrication methods
US6275320B1 (en) 1999-09-27 2001-08-14 Jds Uniphase, Inc. MEMS variable optical attenuator
ITVI20020086A1 (it) * 2002-05-07 2003-11-07 Eden Srl Riscaldatore regolabile per acquari
DE102004019178A1 (de) * 2004-04-16 2005-11-03 Abb Patent Gmbh Installationsschaltgerät
US7355139B1 (en) * 2007-04-26 2008-04-08 Tsung-Mou Yu Miniature circuit breaker
DE102009061050B4 (de) * 2009-06-05 2019-09-05 Marcel P. HOFSAESS Bimetallteil und damit ausgestattete temperaturabhängige Schalter
US8295016B2 (en) * 2009-09-29 2012-10-23 Eaton Corporation Circuit interrupter and receptacle including improved contact configuration
KR100982038B1 (ko) * 2009-10-30 2010-09-14 한백디스템(주) 과전류 차단기
US8830026B2 (en) * 2010-12-30 2014-09-09 General Electric Company Shape memory alloy actuated circuit breaker
US9455106B2 (en) * 2011-02-02 2016-09-27 Littelfuse, Inc. Three-function reflowable circuit protection device
US8941461B2 (en) 2011-02-02 2015-01-27 Tyco Electronics Corporation Three-function reflowable circuit protection device
CN102915876B (zh) * 2011-08-03 2015-03-04 施耐德电器工业公司 双金属热元件及其制作方法
JP6347952B2 (ja) 2011-12-27 2018-06-27 Ｌｉｔｔｅｌｆｕｓｅジャパン合同会社 保護デバイス
KR101666258B1 (ko) * 2013-01-23 2016-10-13 삼성에스디아이 주식회사 이차 전지
FR3003394B1 (fr) * 2013-03-12 2015-03-06 Hager Electro Sas Actionneur magnetothermique.
DE102013109291A1 (de) * 2013-08-27 2015-03-05 Thermik Gerätebau GmbH Temperaturabhängiger Schalter mit am Rand eingeklemmter Schnappscheibe
CN106783385B (zh) * 2016-12-30 2018-11-02 合肥舒实工贸有限公司 可调式突跳式温控器
CN106783389B (zh) * 2017-03-24 2020-06-26 东莞市楷亿电子科技有限公司 厚膜加热盘接触式防干烧温控器及防干烧方法
JP6997685B2 (ja) * 2018-07-31 2022-01-18 ボーンズ株式会社 電流遮断装置、安全回路及び２次電池パック
US10867763B1 (en) * 2019-05-28 2020-12-15 Raytheon Company Shape-memory-based dead-facing mechanisms for severing electrical connections
CN116336436B (zh) * 2023-04-13 2024-03-12 永林电子股份有限公司 一种带过载保护功能的高压led灯带
CN117533628B (zh) * 2023-11-14 2025-08-08 常州音讯科技有限公司 一种控温自保护传热结构及保温容器
CN119601424B (zh) * 2024-09-29 2025-10-14 东莞市竞沃电子科技有限公司 可自恢复的三端保险器

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2727962A (en) * 1954-08-04 1955-12-20 Metals & Controls Corp Thermostatic element and switch
US3959691A (en) * 1973-04-16 1976-05-25 Texas Instruments Incorporated Motor protector
JPS6482424A (en) * 1987-09-25 1989-03-28 Hitachi Ltd Overload protection device
JP2646237B2 (ja) * 1988-05-02 1997-08-27 日本テキサス・インスツルメンツ株式会社 スイッチ装置
JP2637468B2 (ja) * 1988-05-12 1997-08-06 株式会社日立製作所 過負荷保護装置
JPH0244232U (de) * 1988-09-21 1990-03-27
JPH0320723A (ja) * 1989-09-14 1991-01-29 Kokusai Denshin Denwa Co Ltd <Kdd> 半導体光変調素子

Also Published As

Publication number Publication date
EP0451678B1 (de) 1996-07-24
EP0451678A2 (de) 1991-10-16
US5184269A (en) 1993-02-02
EP0451678A3 (en) 1992-01-02
KR940002671B1 (ko) 1994-03-28

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee