FR2151008B1 - - Google Patents
Info
- Publication number
- FR2151008B1 FR2151008B1 FR7230848A FR7230848A FR2151008B1 FR 2151008 B1 FR2151008 B1 FR 2151008B1 FR 7230848 A FR7230848 A FR 7230848A FR 7230848 A FR7230848 A FR 7230848A FR 2151008 B1 FR2151008 B1 FR 2151008B1
- Authority
- FR
- France
- 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
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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712143843 DE2143843C3 (de) | 1971-09-01 | Verfahren zum Herstellen von Zweischichten-Kontaktstücken als Formteil |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2151008A1 FR2151008A1 (fr) | 1973-04-13 |
FR2151008B1 true FR2151008B1 (fr) | 1978-03-03 |
Family
ID=5818394
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7230848A Expired FR2151008B1 (fr) | 1971-09-01 | 1972-08-30 |
Country Status (7)
Country | Link |
---|---|
US (1) | US3863337A (fr) |
JP (1) | JPS5138063B2 (fr) |
AT (1) | AT319379B (fr) |
CH (1) | CH562648A5 (fr) |
FR (1) | FR2151008B1 (fr) |
GB (1) | GB1406662A (fr) |
IT (1) | IT964387B (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1517702A (en) * | 1974-09-19 | 1978-07-12 | Fujitsu Ltd | Electrical contact |
DE2718975C3 (de) * | 1977-04-28 | 1981-11-26 | SIEMENS AG AAAAA, 1000 Berlin und 8000 München | Verfahren zur Herstellung einer Kontaktbrücke |
DE2822956C2 (de) * | 1977-05-27 | 1983-04-14 | Mitsubishi Denki K.K., Tokyo | Verfahren zur Herstellung von Schaltkontakten für einen Vakuumschalter |
JPS54146854A (en) * | 1978-05-11 | 1979-11-16 | Toshiba Machine Co Ltd | Powder material feeder |
US4270266A (en) * | 1978-09-14 | 1981-06-02 | General Motors Corporation | Method of making a dielectric containing material for RF suppression |
US4530815A (en) * | 1982-06-29 | 1985-07-23 | Mitsubishi Denki Kabushiki Kaisha | Method of producing a contact device for a switch |
US8486541B2 (en) * | 2006-06-20 | 2013-07-16 | Aerojet-General Corporation | Co-sintered multi-system tungsten alloy composite |
US10335891B2 (en) * | 2006-09-28 | 2019-07-02 | GM Global Technology Operations LLC | Weld face design for spot welding |
EP3694676B1 (fr) * | 2017-10-11 | 2022-11-23 | Magna International Inc. | Électrode de soudage avec face de soudage dentelée radiale ; méthode utilisant une telle électrode de soudage pour souder une pièce ; système et méthode de formage ou de reformage de la face de soudage d'une telle électrode de soudage |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2641670A (en) * | 1950-08-22 | 1953-06-09 | Gibson Electric Company | Serrated contact |
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 |
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 |
-
1972
- 1972-07-28 CH CH1131272A patent/CH562648A5/xx not_active IP Right Cessation
- 1972-08-14 AT AT699172A patent/AT319379B/de not_active IP Right Cessation
- 1972-08-17 GB GB3852272A patent/GB1406662A/en not_active Expired
- 1972-08-24 US US283408A patent/US3863337A/en not_active Expired - Lifetime
- 1972-08-30 FR FR7230848A patent/FR2151008B1/fr not_active Expired
- 1972-08-31 IT IT28664/72A patent/IT964387B/it active
- 1972-09-01 JP JP47087863A patent/JPS5138063B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3863337A (en) | 1975-02-04 |
IT964387B (it) | 1974-01-21 |
AT319379B (de) | 1974-12-27 |
DE2143843B2 (de) | 1973-09-27 |
FR2151008A1 (fr) | 1973-04-13 |
CH562648A5 (fr) | 1975-06-13 |
JPS4857166A (fr) | 1973-08-10 |
GB1406662A (en) | 1975-09-17 |
JPS5138063B2 (fr) | 1976-10-19 |
DE2143843A1 (de) | 1973-03-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |