JPH0166736U - - Google Patents

Info

Publication number
JPH0166736U
JPH0166736U JP1987160756U JP16075687U JPH0166736U JP H0166736 U JPH0166736 U JP H0166736U JP 1987160756 U JP1987160756 U JP 1987160756U JP 16075687 U JP16075687 U JP 16075687U JP H0166736 U JPH0166736 U JP H0166736U
Authority
JP
Japan
Prior art keywords
heater
detection device
bimetal
iron core
overload detection
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP1987160756U
Other languages
English (en)
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
Application filed filed Critical
Priority to JP1987160756U priority Critical patent/JPH0166736U/ja
Priority to KR2019880000611U priority patent/KR900010508Y1/ko
Publication of JPH0166736U publication Critical patent/JPH0166736U/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
    • H01H73/48—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having both electrothermal and electromagnetic automatic release
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例を示す過負荷検出装
置の断面図、第２図は過負荷検出装置を内蔵した
回路遮断器の部分構造図、第３図は本考案に適用
したヒータの正面図、第４図は第３図の―矢
視断面図、第５図はバイメタルの正面図、第６図
は固定鉄心の側面図、第７図は第６図の正面図、
第８図は従来の回路遮断器の部分構造図である。 １０……モールドベース、１１……過負荷検出
装置、１０ａ，１７ｂ……凹部、１７……ヒータ
、１７ａ，２２ａ……凸部、２０……バイメタル
、２０ａ……嵌合孔、２２……固定鉄心。

Claims (1)

    【実用新案登録請求の範囲】
  1. 主回路に設けられ過電流が流れると発熱するヒ
    ータと、このヒータに添設しヒータの発熱によつ
    て弯曲し主回路を遮断するバイメタルと、一方短
    絡電流が流れると磁化されるヒータに挾着したコ
    字状の固定鉄心と、この固定鉄心に吸着して主回
    路を遮断する可動鉄片とからなる回路遮断器の過
    負荷検出装置において、前記ヒータのバイメタル
    添設面及びその裏面にそれぞれ形成する凸部及び
    凹部と、このヒータの凸部と嵌合する前記バイメ
    タルに穿設される嵌合孔と、前記固定鉄心にはヒ
    ータの凹部と嵌合する凸部とをそれぞれ形成して
    位置決め固着することを特徴とする回路遮断器の
    過負荷検出装置。
JP1987160756U 1987-10-22 1987-10-22 Pending JPH0166736U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1987160756U JPH0166736U (ja) 1987-10-22 1987-10-22
KR2019880000611U KR900010508Y1 (ko) 1987-10-22 1988-01-26 회로 차단기의 과부하 검출장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987160756U JPH0166736U (ja) 1987-10-22 1987-10-22

Publications (1)

Publication Number Publication Date
JPH0166736U true JPH0166736U (ja) 1989-04-28

Family

ID=31443099

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987160756U Pending JPH0166736U (ja) 1987-10-22 1987-10-22

Country Status (2)

Country Link
JP (1) JPH0166736U (ja)
KR (1) KR900010508Y1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011003419A (ja) * 2009-06-19 2011-01-06 Nitto Electric Works Ltd 過電流引き外し機構

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011003419A (ja) * 2009-06-19 2011-01-06 Nitto Electric Works Ltd 過電流引き外し機構

Also Published As

Publication number Publication date
KR900010508Y1 (ko) 1990-11-19
KR890009562U (ko) 1989-05-30

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