DE3806573C2 - - Google Patents
Info
- Publication number
- DE3806573C2 DE3806573C2 DE19883806573 DE3806573A DE3806573C2 DE 3806573 C2 DE3806573 C2 DE 3806573C2 DE 19883806573 DE19883806573 DE 19883806573 DE 3806573 A DE3806573 A DE 3806573A DE 3806573 C2 DE3806573 C2 DE 3806573C2
- Authority
- DE
- Germany
- Prior art keywords
- silver
- graphite
- tungsten
- content
- 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.)
- Expired - Fee Related
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 24
- 229910002804 graphite Inorganic materials 0.000 claims description 17
- 239000010439 graphite Substances 0.000 claims description 17
- 229910052709 silver Inorganic materials 0.000 claims description 14
- 239000004332 silver Substances 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 11
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 11
- 229910052721 tungsten Inorganic materials 0.000 claims description 10
- 239000010937 tungsten Substances 0.000 claims description 10
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 7
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- MOFOBJHOKRNACT-UHFFFAOYSA-N nickel silver Chemical compound [Ni].[Ag] MOFOBJHOKRNACT-UHFFFAOYSA-N 0.000 claims description 3
- 229910017727 AgNi Inorganic materials 0.000 claims description 2
- 239000000463 material Substances 0.000 description 13
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical group [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 10
- 238000003466 welding Methods 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 5
- 238000004663 powder metallurgy Methods 0.000 description 4
- 230000003628 erosive effect Effects 0.000 description 3
- 101100400378 Mus musculus Marveld2 gene Proteins 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- UYKQQBUWKSHMIM-UHFFFAOYSA-N silver tungsten Chemical compound [Ag][W][W] UYKQQBUWKSHMIM-UHFFFAOYSA-N 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- ITZSSQVGDYUHQM-UHFFFAOYSA-N [Ag].[W] Chemical compound [Ag].[W] ITZSSQVGDYUHQM-UHFFFAOYSA-N 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
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
- H01H1/027—Composite material containing carbon particles or fibres
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Composite Materials (AREA)
- Materials Engineering (AREA)
- Contacts (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19883806573 DE3806573A1 (de) | 1988-03-01 | 1988-03-01 | Kontaktpaar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19883806573 DE3806573A1 (de) | 1988-03-01 | 1988-03-01 | Kontaktpaar |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3806573A1 DE3806573A1 (de) | 1989-09-14 |
| DE3806573C2 true DE3806573C2 (enrdf_load_html_response) | 1991-06-13 |
Family
ID=6348530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19883806573 Granted DE3806573A1 (de) | 1988-03-01 | 1988-03-01 | Kontaktpaar |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3806573A1 (enrdf_load_html_response) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10318890B4 (de) * | 2003-04-17 | 2014-05-08 | Ami Doduco Gmbh | Elektrische Steckkontakte und ein Halbzeug für deren Herstellung |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2568417B1 (fr) * | 1984-07-25 | 1986-11-28 | Lorraine Carbone | Procede de fabrication de contacts electriques et contacts obtenus. |
| US4699763A (en) * | 1986-06-25 | 1987-10-13 | Westinghouse Electric Corp. | Circuit breaker contact containing silver and graphite fibers |
| DE3734178A1 (de) * | 1987-10-09 | 1989-04-20 | Duerrwaechter E Dr Doduco | Pulvermetallurgisch hergestellter werkstoff fuer elektrische kontakte aus silber mit graphit und verfahren zu seiner herstellung |
-
1988
- 1988-03-01 DE DE19883806573 patent/DE3806573A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3806573A1 (de) | 1989-09-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8363 | Opposition against the patent | ||
| 8365 | Fully valid after opposition proceedings | ||
| 8339 | Ceased/non-payment of the annual fee |