EP2413337A4 - MATERIAL FOR ELECTRICAL CONTACT - Google Patents

MATERIAL FOR ELECTRICAL CONTACT

Info

Publication number
EP2413337A4
EP2413337A4 EP10755584.9A EP10755584A EP2413337A4 EP 2413337 A4 EP2413337 A4 EP 2413337A4 EP 10755584 A EP10755584 A EP 10755584A EP 2413337 A4 EP2413337 A4 EP 2413337A4
Authority
EP
European Patent Office
Prior art keywords
electrical contact
electrical
contact
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.)
Withdrawn
Application number
EP10755584.9A
Other languages
German (de)
French (fr)
Other versions
EP2413337A1 (en
Inventor
Takashi Hatakeyama
Noboru Uenishi
Yasuhiko Suzuki
Norihito Goma
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.)
ALMT Corp
Original Assignee
ALMT 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 ALMT Corp filed Critical ALMT Corp
Publication of EP2413337A1 publication Critical patent/EP2413337A1/en
Publication of EP2413337A4 publication Critical patent/EP2413337A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/02—Contacts characterised by the material thereof
    • H01H1/021—Composite material
    • H01H1/023—Composite material having a noble metal as the basic material
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C5/00—Alloys based on noble metals
    • C22C5/06—Alloys based on silver
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/02—Contacts characterised by the material thereof
    • H01H1/021—Composite material
    • H01H1/023—Composite material having a noble metal as the basic material
    • H01H1/0233—Composite material having a noble metal as the basic material and containing carbides
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/02—Contacts characterised by the material thereof
    • H01H1/021—Composite material
    • H01H1/027—Composite material containing carbon particles or fibres

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Contacts (AREA)
  • Powder Metallurgy (AREA)
EP10755584.9A 2009-03-24 2010-03-03 MATERIAL FOR ELECTRICAL CONTACT Withdrawn EP2413337A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009071526 2009-03-24
PCT/JP2010/001444 WO2010109777A1 (en) 2009-03-24 2010-03-03 Electrical contact material

Publications (2)

Publication Number Publication Date
EP2413337A1 EP2413337A1 (en) 2012-02-01
EP2413337A4 true EP2413337A4 (en) 2014-08-20

Family

ID=42780477

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10755584.9A Withdrawn EP2413337A4 (en) 2009-03-24 2010-03-03 MATERIAL FOR ELECTRICAL CONTACT

Country Status (4)

Country Link
EP (1) EP2413337A4 (en)
JP (1) JP4579348B1 (en)
CN (2) CN102362326B (en)
WO (1) WO2010109777A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU198536U1 (en) * 2019-11-01 2020-07-15 Общество С Ограниченной Ответственностью "Инновационные Технологии На Железнодорожном Транспорте" (Ооо "Итжт") LOW VOLTAGE SOLENOID RELAY CONTACT PART

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4898978B2 (en) * 2010-06-22 2012-03-21 株式会社アライドマテリアル Electrical contact material
RU176664U1 (en) * 2017-07-10 2018-01-25 Общество с ограниченной ответственностью "Информационные технологии" (ООО "ИнфоТех") COMPOSITE ELECTRIC CONTACT
CN109243872A (en) * 2018-09-21 2019-01-18 靖江市海源有色金属材料有限公司 A kind of silver graphite base electric contact and preparation method thereof
KR102356988B1 (en) * 2021-07-08 2022-02-08 주식회사 유승 Dispersion Hardened Silver-based Composite for Measuring Device Element of Electronic Parts and Manufacturing Process of the Dispersion Hardened Silver-based Composite by Powder Metallurgy
JP7713893B2 (en) * 2022-01-05 2025-07-28 三菱電機株式会社 Main circuit conductors and switches
EP4328933A1 (en) * 2022-08-26 2024-02-28 TE Connectivity Solutions GmbH Coating on a surface to transmit electrical current
CN116607044B (en) * 2023-05-23 2026-04-03 镇江市拓创电工科技有限公司 An AgWCGr contact material and its preparation method

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52147768A (en) * 1976-06-03 1977-12-08 Sumitomo Electric Industries Electric contact material
US4689196A (en) * 1985-06-24 1987-08-25 Gte Products Corporation Silver-tungsten carbide-graphite electrical contact
JPS637345A (en) * 1986-06-27 1988-01-13 Sumitomo Electric Ind Ltd Electrical contact material and its production
WO1997037363A1 (en) * 1996-04-01 1997-10-09 Square D Company Electrical contact for use in a circuit breaker and a method of manufacturing thereof

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4111683A1 (en) 1991-04-10 1992-10-22 Duerrwaechter E Dr Doduco MATERIAL FOR ELECTRICAL CONTACTS MADE OF SILVER WITH CARBON
DE19503184C1 (en) 1995-02-01 1996-05-02 Degussa Ag-based material for electrical contacts with improved erosion characteristics and resistant to welding
KR100415260B1 (en) * 2001-07-31 2004-01-16 (주)삼동 Method for manufacturing non-oxygen Cu-Ag alloy
CN1166475C (en) * 2002-07-02 2004-09-15 华东师范大学 Method for preparing silver/graphite electrical contact material by nanotechnology
CN1256450C (en) * 2003-06-04 2006-05-17 中国科学院金属研究所 Silver-base electric contact head materials
JP2005120427A (en) * 2003-10-16 2005-05-12 Matsushita Electric Works Ltd Material for electric contact, and electric contact
CN100365747C (en) * 2003-12-23 2008-01-30 哈尔滨东大电工有限责任公司 Electric contact material for low-voltage electric appliance
CN1713463A (en) * 2004-06-21 2005-12-28 上海电器科学研究所（集团）有限公司 A kind of processing method of manufacturing fibrous silver graphite/silver contact
CN1658346A (en) * 2005-03-10 2005-08-24 上海大学 Manufacturing method of silver-tungsten carbide-carbon electrical contact material
JP2007169701A (en) 2005-12-21 2007-07-05 Mitsubishi Material Cmi Kk Material for electrical contact and method for producing the same

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52147768A (en) * 1976-06-03 1977-12-08 Sumitomo Electric Industries Electric contact material
US4689196A (en) * 1985-06-24 1987-08-25 Gte Products Corporation Silver-tungsten carbide-graphite electrical contact
JPS637345A (en) * 1986-06-27 1988-01-13 Sumitomo Electric Ind Ltd Electrical contact material and its production
WO1997037363A1 (en) * 1996-04-01 1997-10-09 Square D Company Electrical contact for use in a circuit breaker and a method of manufacturing thereof

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
DATABASE WPI Section Ch Week 197804, Derwent World Patents Index; Class L03, AN 1978-07321A, XP002726960 *
See also references of WO2010109777A1 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU198536U1 (en) * 2019-11-01 2020-07-15 Общество С Ограниченной Ответственностью "Инновационные Технологии На Железнодорожном Транспорте" (Ооо "Итжт") LOW VOLTAGE SOLENOID RELAY CONTACT PART

Also Published As

Publication number Publication date
CN102362326B (en) 2015-03-25
EP2413337A1 (en) 2012-02-01
WO2010109777A1 (en) 2010-09-30
CN103794385A (en) 2014-05-14
CN102362326A (en) 2012-02-22
JPWO2010109777A1 (en) 2012-09-27
CN103794385B (en) 2016-03-30
JP4579348B1 (en) 2010-11-10

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Legal Events

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A4 Supplementary search report drawn up and despatched

Effective date: 20140723

RIC1 Information provided on ipc code assigned before grant

Ipc: C22C 5/06 20060101ALI20140716BHEP

Ipc: H01H 1/027 20060101ALI20140716BHEP

Ipc: H01H 1/023 20060101AFI20140716BHEP

Ipc: C22C 32/00 20060101ALI20140716BHEP

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