BE508706A - - Google Patents
Info
- Publication number
- BE508706A BE508706A BE508706DA BE508706A BE 508706 A BE508706 A BE 508706A BE 508706D A BE508706D A BE 508706DA BE 508706 A BE508706 A BE 508706A
- Authority
- BE
- Belgium
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
- H01H33/02—Details
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
- H01H33/16—Impedances connected with contacts
- H01H33/167—Impedances connected with contacts the impedance being inserted only while opening the switch
-
- 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
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/7007—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid wherein the flow is a function of the current being interrupted
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/1045—Multiple circuits-breaker, e.g. for the purpose of dividing current or potential drop
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1031918T | 1951-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE508706A true BE508706A (en:Method) |
Family
ID=9583440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE508706D BE508706A (en:Method) | 1951-01-31 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE508706A (en:Method) |
| CH (1) | CH298650A (en:Method) |
| FR (2) | FR1031918A (en:Method) |
| NL (1) | NL166934C (en:Method) |
-
0
- NL NL7611210.A patent/NL166934C/xx active
- BE BE508706D patent/BE508706A/xx unknown
-
1951
- 1951-01-31 FR FR1031918D patent/FR1031918A/fr not_active Expired
- 1951-09-11 FR FR61989D patent/FR61989E/fr not_active Expired
-
1952
- 1952-01-26 CH CH298650D patent/CH298650A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL166934C (nl) | |
| FR1031918A (fr) | 1953-06-29 |
| FR61989E (fr) | 1955-06-01 |
| CH298650A (fr) | 1954-05-15 |