ZA805021B - A material for electrical contacts and a process for its production - Google Patents
A material for electrical contacts and a process for its productionInfo
- Publication number
- ZA805021B ZA805021B ZA00805021A ZA805021A ZA805021B ZA 805021 B ZA805021 B ZA 805021B ZA 00805021 A ZA00805021 A ZA 00805021A ZA 805021 A ZA805021 A ZA 805021A ZA 805021 B ZA805021 B ZA 805021B
- Authority
- ZA
- South Africa
- Prior art keywords
- production
- electrical contacts
- contacts
- electrical
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
- H01H11/04—Apparatus or processes specially adapted for the manufacture of electric switches of switch contacts
- H01H11/048—Apparatus or processes specially adapted for the manufacture of electric switches of switch contacts by powder-metallurgical processes
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
- C22C32/001—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides
- C22C32/0015—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides with only single oxides as main non-metallic constituents
- C22C32/0021—Matrix based on noble metals, Cu or alloys thereof
-
- 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
- H01H1/0237—Composite material having a noble metal as the basic material and containing oxides
- H01H1/02372—Composite material having a noble metal as the basic material and containing oxides containing as major components one or more oxides of the following elements only: Cd, Sn, Zn, In, Bi, Sb or Te
- H01H1/02376—Composite material having a noble metal as the basic material and containing oxides containing as major components one or more oxides of the following elements only: Cd, Sn, Zn, In, Bi, Sb or Te containing as major component SnO2
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Composite Materials (AREA)
- Contacts (AREA)
- Powder Metallurgy (AREA)
- Manufacture Of Switches (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2933338A DE2933338C3 (de) | 1979-08-17 | 1979-08-17 | Werkstoff für elektrische Kontakte und Verfahren zu seiner Herstellung |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA805021B true ZA805021B (en) | 1981-08-26 |
Family
ID=6078672
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA00805021A ZA805021B (en) | 1979-08-17 | 1980-08-15 | A material for electrical contacts and a process for its production |
Country Status (14)
Country | Link |
---|---|
US (1) | US4330330A (fr) |
EP (1) | EP0024349B1 (fr) |
JP (1) | JPS5633444A (fr) |
AR (1) | AR220647A1 (fr) |
AT (1) | ATE2032T1 (fr) |
AU (1) | AU529960B2 (fr) |
BR (1) | BR8005126A (fr) |
CA (1) | CA1149645A (fr) |
DE (2) | DE2933338C3 (fr) |
ES (1) | ES494261A0 (fr) |
IN (1) | IN155263B (fr) |
MX (1) | MX7137E (fr) |
YU (1) | YU41511B (fr) |
ZA (1) | ZA805021B (fr) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3017424A1 (de) * | 1980-05-07 | 1981-11-12 | Degussa Ag, 6000 Frankfurt | Werkstoff fuer elektrische kontakte |
DE3102067A1 (de) * | 1981-01-23 | 1982-08-19 | Degussa Ag, 6000 Frankfurt | Werkstoff fuer elektrische kontakte |
DE3232627A1 (de) * | 1981-09-24 | 1983-04-07 | Doduco KG Dr. Eugen Dürrwächter, 7530 Pforzheim | Werkstoff fuer elektrische kontakte |
DE3146972A1 (de) * | 1981-11-26 | 1983-06-01 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zum herstellen von formteilen aus cadmiumfreien silber-metalloxid-verbundwerkstoffen fuer elektrische kontaktstuecke |
US4452651A (en) * | 1982-07-08 | 1984-06-05 | Chugai Denki Kogyo K.K. | Electrical contact materials and their production method |
US4452652A (en) * | 1982-07-08 | 1984-06-05 | Akira Shibata | Electrical contact materials and their production method |
DE3466122D1 (en) * | 1984-01-30 | 1987-10-15 | Siemens Ag | Contact material and production of electric contacts |
DE3405218A1 (de) * | 1984-02-14 | 1985-09-05 | Siemens AG, 1000 Berlin und 8000 München | Sinterkontaktwerkstoff und verfahren zu dessen herstellung |
DE3541584A1 (de) * | 1985-11-25 | 1987-05-27 | Siemens Ag | Verfahren und vorrichtung zum herstellen von metall-verbund-werkstoffen sowie damit hergestellte kontaktstuecke fuer elektrische schaltgeraete |
JPH06104873B2 (ja) * | 1986-07-08 | 1994-12-21 | 富士電機株式会社 | 銀―金属酸化物系接点用材料及びその製造方法 |
US4904317A (en) * | 1988-05-16 | 1990-02-27 | Technitrol, Inc. | Erosion resistant Ag-SnO2 electrical contact material |
US5610347A (en) * | 1992-06-10 | 1997-03-11 | Doduco Gmbh & Co. Dr. Eugen Durrwachter | Material for electric contacts taking silver-tin oxide or silver-zinc oxide as basis |
US5258052A (en) * | 1992-06-18 | 1993-11-02 | Advanced Metallurgy Incorporated | Powder metallurgy silver-tin oxide electrical contact material |
ATE139864T1 (de) * | 1992-09-16 | 1996-07-15 | Duerrwaechter E Dr Doduco | Werkstoff für elektrische kontakte auf der basis von silber-zinnoxid oder silber-zinkoxid und verfahren zu seiner herstellung |
CN114334503B (zh) * | 2021-12-24 | 2022-11-15 | 佛山市诺普材料科技有限公司 | 低温匀化制备银氧化锡电触头材料的方法及其材料 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2486341A (en) * | 1945-06-30 | 1949-10-25 | Baker & Co Inc | Electrical contact element containing tin oxide |
DE807416C (de) * | 1949-10-20 | 1951-06-28 | Eugen Duerrwaechter Dr Ing | Elektrischer Kontaktwerkstoff und Verfahren zu Seiner Herstellung |
DE1190677B (de) * | 1961-01-24 | 1965-04-08 | Engelhard Ind Inc | Verfahren zur Herstellung elektrischer Kontakte durch Sintern von Silberpulver unter Zusatz von Halogenen |
US3205565A (en) | 1963-01-21 | 1965-09-14 | Clevite Corp | Sintered rubbing contact material and method for producing same |
DE1719444B2 (de) * | 1967-10-13 | 1975-09-04 | Veb Keramische Werke Hermsdorf, X 6530 Hermsdorf | Verfahren zur Herstellung eines Dispersionskontaktwerkstoffes mit Silberoder Kupfer-Matrix |
DE2306825B2 (de) * | 1973-02-12 | 1977-08-11 | National Research Institute For Metals, Tokio | Elektrisches kontaktmaterial aus einer silber und mindestens ein metalloxid enthaltenden legierung |
FR2236261A1 (en) * | 1973-07-05 | 1975-01-31 | Sumitomo Electric Industries | Electrical contacts of silver- indium- and tin- oxides - made by internal oxidn. of silver-indium-tin alloys, and with excellent properties |
US3933485A (en) * | 1973-07-20 | 1976-01-20 | Chugai Denki Kogyo Kabushiki-Kaisha | Electrical contact material |
US3933486A (en) * | 1974-02-12 | 1976-01-20 | Chugai Denki Kogyo Kabushiki-Kaisha | Silver-metal oxide composite and method of manufacturing the same |
US4141727A (en) | 1976-12-03 | 1979-02-27 | Matsushita Electric Industrial Co., Ltd. | Electrical contact material and method of making the same |
-
1979
- 1979-08-17 DE DE2933338A patent/DE2933338C3/de not_active Expired
-
1980
- 1980-07-30 AU AU60905/80A patent/AU529960B2/en not_active Expired
- 1980-08-04 US US06/174,827 patent/US4330330A/en not_active Expired - Lifetime
- 1980-08-08 YU YU1997/80A patent/YU41511B/xx unknown
- 1980-08-08 IN IN911/CAL/80A patent/IN155263B/en unknown
- 1980-08-12 JP JP10990580A patent/JPS5633444A/ja active Granted
- 1980-08-14 EP EP80104820A patent/EP0024349B1/fr not_active Expired
- 1980-08-14 ES ES494261A patent/ES494261A0/es active Granted
- 1980-08-14 AT AT80104820T patent/ATE2032T1/de not_active IP Right Cessation
- 1980-08-14 DE DE8080104820T patent/DE3061351D1/de not_active Expired
- 1980-08-14 BR BR8005126A patent/BR8005126A/pt not_active IP Right Cessation
- 1980-08-14 MX MX808974U patent/MX7137E/es unknown
- 1980-08-15 ZA ZA00805021A patent/ZA805021B/xx unknown
- 1980-08-15 AR AR282180A patent/AR220647A1/es active
- 1980-08-15 CA CA000358304A patent/CA1149645A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE3061351D1 (en) | 1983-01-20 |
ES8106560A1 (es) | 1981-07-01 |
DE2933338C3 (de) | 1983-04-28 |
YU199780A (en) | 1983-04-30 |
MX7137E (es) | 1987-08-10 |
US4330330A (en) | 1982-05-18 |
DE2933338A1 (de) | 1981-02-26 |
AR220647A1 (es) | 1980-11-14 |
BR8005126A (pt) | 1981-02-24 |
AU529960B2 (en) | 1983-06-30 |
ATE2032T1 (de) | 1982-12-15 |
AU6090580A (en) | 1981-02-19 |
EP0024349B1 (fr) | 1982-12-15 |
ES494261A0 (es) | 1981-07-01 |
CA1149645A (fr) | 1983-07-12 |
IN155263B (fr) | 1985-01-12 |
EP0024349A1 (fr) | 1981-03-04 |
YU41511B (en) | 1987-08-31 |
DE2933338B2 (de) | 1981-06-04 |
JPH0141691B2 (fr) | 1989-09-07 |
JPS5633444A (en) | 1981-04-03 |
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