NL71901C - - Google Patents
Info
- Publication number
- NL71901C NL71901C NL71901DA NL71901C NL 71901 C NL71901 C NL 71901C NL 71901D A NL71901D A NL 71901DA NL 71901 C NL71901 C NL 71901C
- Authority
- NL
- Netherlands
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
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/88—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts
- H01H33/90—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism
- H01H33/91—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism the arc-extinguishing fluid being air or gas
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1007835T | 1948-04-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL71901C true NL71901C (US06534493-20030318-C00166.png) |
Family
ID=9566896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL71901D NL71901C (US06534493-20030318-C00166.png) | 1948-04-06 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE486537A (US06534493-20030318-C00166.png) |
| CH (1) | CH283543A (US06534493-20030318-C00166.png) |
| FR (1) | FR1007835A (US06534493-20030318-C00166.png) |
| NL (1) | NL71901C (US06534493-20030318-C00166.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1913969C3 (de) * | 1969-03-14 | 1980-05-08 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Hochspannungs-Leistungsschalter |
-
0
- NL NL71901D patent/NL71901C/xx active
- BE BE486537D patent/BE486537A/xx unknown
-
1948
- 1948-04-06 FR FR1007835D patent/FR1007835A/fr not_active Expired
-
1949
- 1949-03-18 CH CH283543D patent/CH283543A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE486537A (US06534493-20030318-C00166.png) | |
| FR1007835A (fr) | 1952-05-12 |
| CH283543A (fr) | 1952-06-15 |
