EP1244128A3 - Circuit breaker - Google Patents

Circuit breaker Download PDF

Info

Publication number
EP1244128A3
EP1244128A3 EP01120748A EP01120748A EP1244128A3 EP 1244128 A3 EP1244128 A3 EP 1244128A3 EP 01120748 A EP01120748 A EP 01120748A EP 01120748 A EP01120748 A EP 01120748A EP 1244128 A3 EP1244128 A3 EP 1244128A3
Authority
EP
European Patent Office
Prior art keywords
circuit breaker
nylon
satisfactory
polybromostyrene
blooming
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.)
Granted
Application number
EP01120748A
Other languages
German (de)
French (fr)
Other versions
EP1244128B1 (en
EP1244128A2 (en
Inventor
Shunichi Katsube
Kazunori Fukuya
Michihiro Hayashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of EP1244128A2 publication Critical patent/EP1244128A2/en
Publication of EP1244128A3 publication Critical patent/EP1244128A3/en
Application granted granted Critical
Publication of EP1244128B1 publication Critical patent/EP1244128B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H01H71/02—Housings; Casings; Bases; Mountings
    • H01H71/025—Constructional details of housings or casings not concerning the mounting or assembly of the different internal parts
    • H01H71/0257—Strength considerations
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00

Abstract

A housing of a circuit breaker, which is satisfactory in impact resistance and can be applied to high breaking capacity use, and is satisfactory in flame retardancy and strength properties and exhibits less mottled blooming.
The base of a circuit breaker includes 20 wt% of nylon 66, 9 wt% of nylon 6, 4 wt% of nylon 6T, 42 wt% of a glass fiber, 13 wt% of polybromostyrene, 4 wt% of antimony trioxide, 8 wt% of an ethylene/α-olefin copolymer, and 0.3 wt% of carbon black.
EP20010120748 2001-03-23 2001-09-06 Circuit breaker Expired - Lifetime EP1244128B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001085013A JP2002289083A (en) 2001-03-23 2001-03-23 Circuit breaker
JP2001085013 2001-03-23

Publications (3)

Publication Number Publication Date
EP1244128A2 EP1244128A2 (en) 2002-09-25
EP1244128A3 true EP1244128A3 (en) 2004-04-14
EP1244128B1 EP1244128B1 (en) 2007-07-04

Family

ID=18940597

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20010120748 Expired - Lifetime EP1244128B1 (en) 2001-03-23 2001-09-06 Circuit breaker

Country Status (6)

Country Link
EP (1) EP1244128B1 (en)
JP (1) JP2002289083A (en)
CN (1) CN1206689C (en)
DE (1) DE60129201T2 (en)
ES (1) ES2286063T3 (en)
TW (1) TW517258B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10331169A1 (en) * 2003-07-09 2005-02-10 Basf Ag Housing shell for an electronic device
EP2924067A1 (en) * 2014-03-26 2015-09-30 LANXESS Deutschland GmbH Polyamide compositions
EP2924065A1 (en) * 2014-03-26 2015-09-30 LANXESS Deutschland GmbH Polyamide compositions
EP2924068A1 (en) * 2014-03-26 2015-09-30 LANXESS Deutschland GmbH Polyamide compositions
CN106366656B (en) * 2016-09-26 2018-12-21 五行科技股份有限公司 A kind of high-intensitive high apparently high glass fiber reinforced nylon material and preparation method thereof
WO2018181995A1 (en) 2017-03-30 2018-10-04 旭化成株式会社 Polyamide composition and molded article
JP7023723B2 (en) * 2018-01-22 2022-02-22 旭化成株式会社 Polyamide composition and molded products
KR102389730B1 (en) * 2020-04-02 2022-04-22 엘에스일렉트릭(주) Arc extinguishing assembly and circuit breaker having the same

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0540289A2 (en) * 1991-10-28 1993-05-05 Teijin Limited Electrical and electronic parts formed of polybutylene naphthalenedicarboxylate
EP0717423A1 (en) * 1994-12-16 1996-06-19 Mitsubishi Denki Kabushiki Kaisha Insulating structure of switch
EP0718356A2 (en) * 1994-12-19 1996-06-26 Mitsubishi Denki Kabushiki Kaisha Complex compound and switch containing it
WO2000042107A1 (en) * 1999-01-18 2000-07-20 Mitsubishi Denki Kabushiki Kaisha Switch

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07103309B2 (en) * 1987-04-20 1995-11-08 三井石油化学工業株式会社 Polyamide composition
JPH1196882A (en) * 1997-09-19 1999-04-09 Hitachi Ltd Circuit breaker
JP2000204241A (en) * 1999-01-08 2000-07-25 Ube Ind Ltd Polyamide resin composition having excellent weld strength
JP2000248172A (en) * 1999-02-26 2000-09-12 Unitika Ltd Polyamide resin composition and self-tapping component made therefrom

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0540289A2 (en) * 1991-10-28 1993-05-05 Teijin Limited Electrical and electronic parts formed of polybutylene naphthalenedicarboxylate
EP0717423A1 (en) * 1994-12-16 1996-06-19 Mitsubishi Denki Kabushiki Kaisha Insulating structure of switch
EP0718356A2 (en) * 1994-12-19 1996-06-26 Mitsubishi Denki Kabushiki Kaisha Complex compound and switch containing it
WO2000042107A1 (en) * 1999-01-18 2000-07-20 Mitsubishi Denki Kabushiki Kaisha Switch

Also Published As

Publication number Publication date
DE60129201T2 (en) 2008-03-06
ES2286063T3 (en) 2007-12-01
CN1206689C (en) 2005-06-15
TW517258B (en) 2003-01-11
EP1244128B1 (en) 2007-07-04
DE60129201D1 (en) 2007-08-16
JP2002289083A (en) 2002-10-04
EP1244128A2 (en) 2002-09-25
CN1377054A (en) 2002-10-30

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