BE525825A - - Google Patents
Info
- Publication number
- BE525825A BE525825A BE525825DA BE525825A BE 525825 A BE525825 A BE 525825A BE 525825D A BE525825D A BE 525825DA BE 525825 A BE525825 A BE 525825A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/50—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position
-
- 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
- H01H33/92—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 liquid, e.g. oil
Landscapes
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Circuit Breakers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL749211X | 1953-02-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE525825A true BE525825A (US20110009641A1-20110113-C00256.png) |
Family
ID=19822899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE525825D BE525825A (US20110009641A1-20110113-C00256.png) | 1953-02-02 |
Country Status (4)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1168741A (fr) * | 1957-03-01 | 1958-12-15 | Perfectionnement aux disjoncteurs |
-
0
- NL NLAANVRAGE7807495,A patent/NL176437B/xx unknown
- BE BE525825D patent/BE525825A/xx unknown
- NL NLAANVRAGE7212488,A patent/NL176485B/xx unknown
- NL NLAANVRAGE7810838,A patent/NL175755B/xx unknown
-
1954
- 1954-02-01 FR FR1096946D patent/FR1096946A/fr not_active Expired
- 1954-06-28 GB GB2620/54A patent/GB749211A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL175755B (nl) | |
| FR1096946A (fr) | 1955-06-28 |
| NL176437B (nl) | |
| GB749211A (en) | 1956-05-23 |
| NL176485B (nl) |
