FR1564388A - - Google Patents
Info
- Publication number
- FR1564388A FR1564388A FR1564388DA FR1564388A FR 1564388 A FR1564388 A FR 1564388A FR 1564388D A FR1564388D A FR 1564388DA FR 1564388 A FR1564388 A FR 1564388A
- 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
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
- H01H33/6646—Contacts; Arc-extinguishing means, e.g. arcing rings having non flat disc-like contact surface
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
- H01H33/20—Means for extinguishing or preventing arc between current-carrying parts using arcing horns
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US63984367A | 1967-05-19 | 1967-05-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1564388A true FR1564388A (fr) | 1969-04-18 |
Family
ID=24565784
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1564388D Expired FR1564388A (fr) | 1967-05-19 | 1968-05-17 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3471734A (fr) |
JP (1) | JPS4814341B1 (fr) |
DE (1) | DE1765420A1 (fr) |
FR (1) | FR1564388A (fr) |
GB (1) | GB1223873A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2176902A1 (fr) * | 1972-03-20 | 1973-11-02 | Gen Electric |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3969598A (en) * | 1975-02-03 | 1976-07-13 | General Electric Company | Vacuum-type circuit interrupter with a plurality of sets of contacts in parallel |
US4029921A (en) * | 1975-07-01 | 1977-06-14 | General Electric Company | Vacuum-type circuit interrupter with two sets of contacts electrically in parallel |
JPS57147099U (fr) * | 1981-03-12 | 1982-09-16 | ||
JP3970815B2 (ja) * | 2002-11-12 | 2007-09-05 | シャープ株式会社 | 半導体素子製造装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3356893A (en) * | 1966-03-21 | 1967-12-05 | Gen Electric | High power vacuum discharge device having a pair of interleaved multivaned arcing electrodes |
US3356894A (en) * | 1966-10-14 | 1967-12-05 | Gen Electric | Multiple stage cascaded triggered vacuum gap devices |
-
1967
- 1967-05-19 US US639843A patent/US3471734A/en not_active Expired - Lifetime
-
1968
- 1968-04-25 GB GB09712/68A patent/GB1223873A/en not_active Expired
- 1968-05-16 DE DE19681765420 patent/DE1765420A1/de active Pending
- 1968-05-17 FR FR1564388D patent/FR1564388A/fr not_active Expired
- 1968-05-18 JP JP43033176A patent/JPS4814341B1/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2176902A1 (fr) * | 1972-03-20 | 1973-11-02 | Gen Electric |
Also Published As
Publication number | Publication date |
---|---|
DE1765420A1 (de) | 1971-07-22 |
US3471734A (en) | 1969-10-07 |
JPS4814341B1 (fr) | 1973-05-07 |
GB1223873A (en) | 1971-03-03 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |