JPS4840384B1 - - Google Patents
Info
- Publication number
- JPS4840384B1 JPS4840384B1 JP6049468A JP6049468A JPS4840384B1 JP S4840384 B1 JPS4840384 B1 JP S4840384B1 JP 6049468 A JP6049468 A JP 6049468A JP 6049468 A JP6049468 A JP 6049468A JP S4840384 B1 JPS4840384 B1 JP S4840384B1
- Authority
- JP
- Japan
- 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.)
- Pending
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
- H01H1/0203—Contacts characterised by the material thereof specially adapted for vacuum switches
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C9/00—Alloys based on copper
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Contacts (AREA)
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6049468A JPS4840384B1 (ja) | 1968-08-26 | 1968-08-26 | |
| GB4222869A GB1255685A (en) | 1968-08-26 | 1969-08-25 | Vacuum type circuit interrupter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6049468A JPS4840384B1 (ja) | 1968-08-26 | 1968-08-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4840384B1 true JPS4840384B1 (ja) | 1973-11-30 |
Family
ID=13143885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6049468A Pending JPS4840384B1 (ja) | 1968-08-26 | 1968-08-26 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS4840384B1 (ja) |
| GB (1) | GB1255685A (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55148033A (en) * | 1979-05-04 | 1980-11-18 | Orinpia Engineering Kk | Method and apparatus for combating unnecessary organism in lavor breeding |
| JPS61209534A (ja) * | 1985-03-13 | 1986-09-17 | 合資会社 長野産業 | ひび網の酸処理法及びその装置 |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4933166A (ja) * | 1972-07-28 | 1974-03-27 | ||
| JPS4946170A (ja) * | 1972-09-11 | 1974-05-02 | ||
| JPS5619832A (en) * | 1979-07-27 | 1981-02-24 | Mitsubishi Electric Corp | Vacuum breaker contact |
| JPS58108622A (ja) * | 1981-12-21 | 1983-06-28 | 三菱電機株式会社 | 真空開閉器用電極材料 |
| GB2123852B (en) * | 1982-07-19 | 1986-06-11 | Gen Electric | Electrode contacts for high currant circuit interruption |
| DE3362624D1 (en) * | 1982-11-16 | 1986-04-24 | Mitsubishi Electric Corp | Contact material for vacuum circuit breaker |
| DE3347550A1 (de) * | 1983-12-30 | 1985-07-11 | Siemens AG, 1000 Berlin und 8000 München | Verbundwerkstoff aus chrom und kupfer, verfahren zu dessen herstellung sowie formteilkontaktstueck aus diesem werkstoff |
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1968
- 1968-08-26 JP JP6049468A patent/JPS4840384B1/ja active Pending
-
1969
- 1969-08-25 GB GB4222869A patent/GB1255685A/en not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55148033A (en) * | 1979-05-04 | 1980-11-18 | Orinpia Engineering Kk | Method and apparatus for combating unnecessary organism in lavor breeding |
| JPS61209534A (ja) * | 1985-03-13 | 1986-09-17 | 合資会社 長野産業 | ひび網の酸処理法及びその装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1255685A (en) | 1971-12-01 |