JPS5187774A - - Google Patents
Info
- Publication number
- JPS5187774A JPS5187774A JP50149030A JP14903075A JPS5187774A JP S5187774 A JPS5187774 A JP S5187774A JP 50149030 A JP50149030 A JP 50149030A JP 14903075 A JP14903075 A JP 14903075A JP S5187774 A JPS5187774 A JP S5187774A
- 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
- 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
- H01H33/12—Auxiliary contacts on to which the arc is transferred from the main contacts
Landscapes
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH25875A CH575653A5 (en, 2012) | 1975-01-10 | 1975-01-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5187774A true JPS5187774A (en, 2012) | 1976-07-31 |
Family
ID=4182901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50149030A Pending JPS5187774A (en, 2012) | 1975-01-10 | 1975-12-12 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4064384A (en, 2012) |
| JP (1) | JPS5187774A (en, 2012) |
| AT (1) | AT340518B (en, 2012) |
| CH (1) | CH575653A5 (en, 2012) |
| DE (1) | DE2543116A1 (en, 2012) |
| FR (1) | FR2297486A1 (en, 2012) |
| GB (1) | GB1494539A (en, 2012) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH460122A (de) * | 1968-01-18 | 1968-07-31 | Sprecher & Schuh Ag | Schalteinrichtung insbesondere Vakuumschalter |
-
1975
- 1975-01-10 CH CH25875A patent/CH575653A5/xx not_active IP Right Cessation
- 1975-09-26 DE DE19752543116 patent/DE2543116A1/de not_active Withdrawn
- 1975-10-30 AT AT825675A patent/AT340518B/de not_active IP Right Cessation
- 1975-11-24 US US05/634,465 patent/US4064384A/en not_active Expired - Lifetime
- 1975-12-10 GB GB50661/75A patent/GB1494539A/en not_active Expired
- 1975-12-12 JP JP50149030A patent/JPS5187774A/ja active Pending
-
1976
- 1976-01-07 FR FR7600248A patent/FR2297486A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| US4064384A (en) | 1977-12-20 |
| ATA825675A (de) | 1977-04-15 |
| CH575653A5 (en, 2012) | 1976-05-14 |
| GB1494539A (en) | 1977-12-07 |
| FR2297486B3 (en, 2012) | 1978-10-06 |
| AT340518B (de) | 1977-12-27 |
| FR2297486A1 (fr) | 1976-08-06 |
| DE2543116A1 (de) | 1976-07-15 |