GB1407253A - Electrical contacts - Google Patents

Electrical contacts

Info

Publication number
GB1407253A
GB1407253A GB4027172A GB4027172A GB1407253A GB 1407253 A GB1407253 A GB 1407253A GB 4027172 A GB4027172 A GB 4027172A GB 4027172 A GB4027172 A GB 4027172A GB 1407253 A GB1407253 A GB 1407253A
Authority
GB
United Kingdom
Prior art keywords
layer
metal
alloy
powder
higher melting
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.)
Expired
Application number
GB4027172A
Other languages
English (en)
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.)
Siemens Corp
Original Assignee
Siemens 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 Siemens Corp filed Critical Siemens Corp
Publication of GB1407253A publication Critical patent/GB1407253A/en
Expired 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
    • H01H1/0233—Composite material having a noble metal as the basic material and containing carbides
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49117—Conductor or circuit manufacturing
    • Y10T29/49204—Contact or terminal manufacturing
    • Y10T29/49206—Contact or terminal manufacturing by powder metallurgy
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49117—Conductor or circuit manufacturing
    • Y10T29/49204—Contact or terminal manufacturing
    • Y10T29/49208—Contact or terminal manufacturing by assembling plural parts
    • Y10T29/4921—Contact or terminal manufacturing by assembling plural parts with bonding
    • Y10T29/49211—Contact or terminal manufacturing by assembling plural parts with bonding of fused material
    • Y10T29/49213—Metal
    • Y10T29/49215—Metal by impregnating a porous mass

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Powder Metallurgy (AREA)
  • Contacts (AREA)
GB4027172A 1971-09-01 1972-08-30 Electrical contacts Expired GB1407253A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2143844A DE2143844C3 (de) 1971-09-01 1971-09-01 Verfahren zum Herstellen von Zweischichten-Kontaktstücken als Formteil

Publications (1)

Publication Number Publication Date
GB1407253A true GB1407253A (en) 1975-09-24

Family

ID=5818395

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4027172A Expired GB1407253A (en) 1971-09-01 1972-08-30 Electrical contacts

Country Status (8)

Country Link
US (1) US3864827A (enrdf_load_stackoverflow)
JP (1) JPS5138062B2 (enrdf_load_stackoverflow)
AT (1) AT318053B (enrdf_load_stackoverflow)
CH (1) CH562649A5 (enrdf_load_stackoverflow)
DE (1) DE2143844C3 (enrdf_load_stackoverflow)
FR (1) FR2151009B1 (enrdf_load_stackoverflow)
GB (1) GB1407253A (enrdf_load_stackoverflow)
IT (1) IT964329B (enrdf_load_stackoverflow)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2718975C3 (de) * 1977-04-28 1981-11-26 SIEMENS AG AAAAA, 1000 Berlin und 8000 München Verfahren zur Herstellung einer Kontaktbrücke
US4162160A (en) * 1977-08-25 1979-07-24 Fansteel Inc. Electrical contact material and method for making the same
US4270266A (en) * 1978-09-14 1981-06-02 General Motors Corporation Method of making a dielectric containing material for RF suppression
JPS5688209A (en) * 1979-12-21 1981-07-17 Tokyo Shibaura Electric Co Electric contactor
US4412642A (en) * 1982-03-15 1983-11-01 Western Electric Co., Inc. Cast solder leads for leadless semiconductor circuits
JPS6054124A (ja) * 1983-09-02 1985-03-28 株式会社日立製作所 真空しや断器
FR2601186B1 (fr) * 1986-07-01 1995-06-23 Sprague France Anode poreuse en tantale pour condensateur au tantale et procede de fabrication associe
US5020217A (en) * 1990-02-06 1991-06-04 General Electric Company Methods for fabricating an electrical contact
US5831186A (en) * 1996-04-01 1998-11-03 Square D Company Electrical contact for use in a circuit breaker and a method of manufacturing thereof
DE102008056263A1 (de) * 2008-11-06 2010-05-27 Ami Doduco Gmbh Verfahren zur Herstellung eines Halbzeugs und Halbzeug für elektrische Kontakte sowie Kontaktstück
DE102008056264A1 (de) * 2008-11-06 2010-05-27 Ami Doduco Gmbh Verfahren zur Herstellung eines Halbzeugs und Halbzeug für elektrische Kontakte sowie Kontaktstück
DE102011111300A1 (de) * 2011-08-26 2013-02-28 Umicore Ag & Co. Kg Verfahren zur Herstellung eines Halbzeugs für elektrische Kontakte sowie Kontaktstück
CN102522229B (zh) * 2011-12-30 2014-10-29 浙江天银合金技术有限公司 一种银碳化钨复银镍铜电触头的生产工艺
CN102737864B (zh) * 2012-06-29 2015-04-08 浙江天银合金技术有限公司 一种银碳化钨石墨电触头及其生产工艺
CN103762099B (zh) * 2013-12-20 2016-06-22 宁波赛特勒电子有限公司 一种银基复合氧化物电触点材料及其应用
EP3694676B1 (en) * 2017-10-11 2022-11-23 Magna International Inc. Welding electrode with radial-serrated weld face ; method of using such welding electrode for welding a workpiece ; system for and method of forming or reforming the weld face of such welding electrode

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2641670A (en) * 1950-08-22 1953-06-09 Gibson Electric Company Serrated contact
FR1079067A (fr) * 1952-02-28 1954-11-25 Westinghouse Electric Corp Contacts électriques
US2694126A (en) * 1952-02-28 1954-11-09 Westinghouse Electric Corp Electrical contact member
US3254189A (en) * 1961-05-15 1966-05-31 Westinghouse Electric Corp Electrical contact members having a plurality of refractory metal fibers embedded therein
DE1209223B (de) * 1961-09-26 1966-01-20 Siemens Ag Sinterkontaktkoerper mit zwei oder mehreren Schichten
DE1248303B (de) * 1962-03-15 1967-08-24 Siemens Ag Elektrischer, gut loetbarer Zweischichten-Sinterkontaktkoerper mit grosser Schweisssicherheit
US3359623A (en) * 1965-05-13 1967-12-26 Talon Inc Method for making refractory metal contacts having integral welding surfaces thereon
FR1488488A (enrdf_load_stackoverflow) * 1965-07-20 1967-11-02
DE1558647B2 (de) * 1967-08-05 1972-03-09 Siemens Ag Heterogenes durchdringungsverbundmetall als kontaktwerkstoff fuer vakuumschalter
US3511953A (en) * 1968-06-06 1970-05-12 Guardian Electric Mfg Co Silver rhenium electric contacts

Also Published As

Publication number Publication date
US3864827A (en) 1975-02-11
DE2143844B2 (de) 1973-11-15
FR2151009A1 (enrdf_load_stackoverflow) 1973-04-13
CH562649A5 (enrdf_load_stackoverflow) 1975-06-13
DE2143844C3 (de) 1979-09-13
JPS5138062B2 (enrdf_load_stackoverflow) 1976-10-19
IT964329B (it) 1974-01-21
DE2143844A1 (de) 1973-04-12
FR2151009B1 (enrdf_load_stackoverflow) 1976-01-23
JPS4857165A (enrdf_load_stackoverflow) 1973-08-10
AT318053B (de) 1974-09-25

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee