EP0586410A1 - Silver-based contact material for use in power-engineering switchgear, and a method of manufacturing contacts made of this material. - Google Patents
Silver-based contact material for use in power-engineering switchgear, and a method of manufacturing contacts made of this material.Info
- Publication number
- EP0586410A1 EP0586410A1 EP92909652A EP92909652A EP0586410A1 EP 0586410 A1 EP0586410 A1 EP 0586410A1 EP 92909652 A EP92909652 A EP 92909652A EP 92909652 A EP92909652 A EP 92909652A EP 0586410 A1 EP0586410 A1 EP 0586410A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- oxide
- contact
- silver
- material according
- contact pieces
- 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
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
- H01H1/0237—Composite material having a noble metal as the basic material and containing oxides
-
- 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
- H01H2001/02378—Composite material having a noble metal as the basic material and containing oxides containing iron-oxide as major component
Definitions
- the proportions of silver, iron oxide and rhenium oxide can be varied using the same procedure.
- a material with the composition AgFe 2 O 3 5.7 ReO 2 2.2 was also investigated.
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)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
- Conductive Materials (AREA)
- Manufacture Of Switches (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4117311 | 1991-05-27 | ||
DE4117311A DE4117311A1 (en) | 1991-05-27 | 1991-05-27 | CONTACT MATERIAL ON A SILVER BASE FOR USE IN SWITCHGEAR DEVICES IN ENERGY TECHNOLOGY |
PCT/DE1992/000388 WO1992022080A1 (en) | 1991-05-27 | 1992-05-14 | Silver-based contact material for use in power-engineering switchgear, and a method of manufacturing contacts made of this material |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0586410A1 true EP0586410A1 (en) | 1994-03-16 |
EP0586410B1 EP0586410B1 (en) | 1996-10-30 |
Family
ID=6432544
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP92909652A Expired - Lifetime EP0586410B1 (en) | 1991-05-27 | 1992-05-14 | Silver-based contact material for use in power-engineering switchgear, and a method of manufacturing contacts made of this material |
Country Status (9)
Country | Link |
---|---|
US (1) | US5429656A (en) |
EP (1) | EP0586410B1 (en) |
JP (1) | JP3280968B2 (en) |
AT (1) | ATE144857T1 (en) |
BR (1) | BR9206065A (en) |
DE (2) | DE4117311A1 (en) |
DK (1) | DK0586410T3 (en) |
ES (1) | ES2094354T3 (en) |
WO (1) | WO1992022080A1 (en) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BR9407450A (en) * | 1993-08-23 | 1996-11-12 | Siemens Ag | Silver-based contact material using such a contact material in an electrotechnical switching device and process for making this contact material |
WO1993026021A1 (en) * | 1992-06-10 | 1993-12-23 | Doduco Gmbh + Co. | Material for electrical contacts based on silver-tin oxide or silver-zinc oxide |
DE4331913A1 (en) * | 1993-09-20 | 1995-03-23 | Siemens Ag | Method for connecting a contact pad made of silver-metal oxide material to a metallic contact carrier |
DE4343550A1 (en) * | 1993-12-20 | 1995-06-22 | Siemens Ag | Contact material based on silver for use in switching devices of power engineering |
US5846288A (en) * | 1995-11-27 | 1998-12-08 | Chemet Corporation | Electrically conductive material and method for making |
DE19602812C1 (en) * | 1996-01-26 | 1997-07-31 | Siemens Ag | Method for producing a shaped piece from a silver-based contact material and shaped piece |
DE19608490C1 (en) * | 1996-03-05 | 1997-09-04 | Siemens Ag | Contact material made of silver and active components, molded part made therefrom and process for producing the molded part |
BR9710794A (en) * | 1996-08-01 | 1999-08-17 | Metalor Contacts Deutschland G | Process for preparing a product of a contact material based on silver contact material as well as product of contact material |
EP1308974B1 (en) * | 2001-07-18 | 2004-12-01 | Nec Schott Components Corporation | Thermal fuse |
US6757963B2 (en) * | 2002-01-23 | 2004-07-06 | Mcgraw-Edison Company | Method of joining components using a silver-based composition |
EP1381065A1 (en) * | 2002-07-12 | 2004-01-14 | Metalor Technologies International S.A. | Electrical contact material and its method of manufacture |
WO2005124804A1 (en) * | 2004-06-18 | 2005-12-29 | Tanaka Kikinzoku Kogyo K.K. | RELAY FOR SEALED AC LOAD AND Ag-BASE CONTACT ELEMENT MATERIAL FOR USE THEREIN |
EP2124236A1 (en) * | 2008-05-22 | 2009-11-25 | Metalor Technologies International S.A. | Use of an electric contact material to blow an electric arc |
JP6145285B2 (en) * | 2012-03-22 | 2017-06-07 | 日本タングステン株式会社 | Electrical contact material, method for producing the same, and electrical contact |
CN112475295B (en) * | 2020-09-30 | 2022-11-15 | 浙江福达合金材料科技有限公司 | Silver ferric oxide electric contact material with oxide particles dispersed and distributed and preparation method thereof |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2394501A (en) * | 1942-09-12 | 1946-02-05 | Square D Co | Electrical contact |
US3607244A (en) * | 1967-03-11 | 1971-09-21 | Sumitomo Electric Industries | Electric contact material and method of making the same |
DE2310784B2 (en) * | 1973-03-03 | 1975-03-13 | Fa. Dr. Eugen Duerrwaechter Doduco, 7530 Pforzheim | Process for the production of a ductile silver-metal oxide semi-finished product |
DE2446698C2 (en) * | 1974-09-30 | 1983-04-14 | Siemens AG, 1000 Berlin und 8000 München | Two-layer sintered contact piece for electrical switching devices |
JPS5913578B2 (en) * | 1977-01-25 | 1984-03-30 | 日本科学冶金株式会社 | electrical contact materials |
US4369063A (en) * | 1981-11-12 | 1983-01-18 | Ciba-Geigy Corporation | Silver containing conductive coatings |
JPH06104873B2 (en) * | 1986-07-08 | 1994-12-21 | 富士電機株式会社 | Silver-metal oxide contact material and manufacturing method thereof |
YU46258B (en) * | 1987-06-06 | 1993-05-28 | Degussa Ag. | APPLICATION OF SILVER IRON MATERIAL FOR ELECTRICAL CONTACTS |
DE3816895A1 (en) * | 1987-06-06 | 1988-12-22 | Degussa | Use of a silver-iron material for electric contacts |
JPS6455345A (en) * | 1987-08-25 | 1989-03-02 | Chugai Electric Ind Co Ltd | Silver-iron oxide sintered electrical contact material |
DE3911904A1 (en) * | 1988-04-16 | 1989-12-14 | Duerrwaechter E Dr Doduco | Powder-metallurgical process for producing a semifinished product for electric contacts from a silver-based composite with iron |
DE58904983D1 (en) * | 1988-04-20 | 1993-08-26 | Siemens Ag | SILVER-BASED SINTER CONTACT MATERIAL FOR USE IN SWITCHGEAR DEVICES IN ENERGY TECHNOLOGY, ESPECIALLY FOR CONTACT PIECES IN LOW VOLTAGE SWITCHES. |
DE58909295D1 (en) * | 1988-11-17 | 1995-07-20 | Siemens Ag | Low-voltage switchgear sintered contact material of energy technology, especially for motor contactors. |
DE58908359D1 (en) * | 1988-11-17 | 1994-10-20 | Siemens Ag | Sintered contact material for low-voltage switchgear in energy technology, especially for motor contactors. |
-
1991
- 1991-05-27 DE DE4117311A patent/DE4117311A1/en not_active Withdrawn
-
1992
- 1992-05-14 EP EP92909652A patent/EP0586410B1/en not_active Expired - Lifetime
- 1992-05-14 AT AT92909652T patent/ATE144857T1/en not_active IP Right Cessation
- 1992-05-14 US US08/142,441 patent/US5429656A/en not_active Expired - Lifetime
- 1992-05-14 BR BR9206065A patent/BR9206065A/en not_active IP Right Cessation
- 1992-05-14 JP JP50896092A patent/JP3280968B2/en not_active Expired - Fee Related
- 1992-05-14 ES ES92909652T patent/ES2094354T3/en not_active Expired - Lifetime
- 1992-05-14 DK DK92909652.7T patent/DK0586410T3/en active
- 1992-05-14 DE DE59207467T patent/DE59207467D1/en not_active Expired - Fee Related
- 1992-05-14 WO PCT/DE1992/000388 patent/WO1992022080A1/en active IP Right Grant
Non-Patent Citations (1)
Title |
---|
See references of WO9222080A1 * |
Also Published As
Publication number | Publication date |
---|---|
ATE144857T1 (en) | 1996-11-15 |
DK0586410T3 (en) | 1997-04-14 |
JP3280968B2 (en) | 2002-05-13 |
JPH06507447A (en) | 1994-08-25 |
EP0586410B1 (en) | 1996-10-30 |
WO1992022080A1 (en) | 1992-12-10 |
DE59207467D1 (en) | 1996-12-05 |
DE4117311A1 (en) | 1992-12-03 |
BR9206065A (en) | 1994-11-29 |
ES2094354T3 (en) | 1997-01-16 |
US5429656A (en) | 1995-07-04 |
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