BE490328A - - Google Patents
Info
- Publication number
- BE490328A BE490328A BE490328DA BE490328A BE 490328 A BE490328 A BE 490328A BE 490328D A BE490328D A BE 490328DA BE 490328 A BE490328 A BE 490328A
- 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
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/80—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH670661X | 1948-07-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE490328A true BE490328A (en:Method) |
Family
ID=4527638
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE490328D BE490328A (en:Method) | 1948-07-31 | ||
| BE492735D BE492735A (en:Method) | 1948-07-31 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE492735D BE492735A (en:Method) | 1948-07-31 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2592079A (en:Method) |
| BE (2) | BE492735A (en:Method) |
| CH (2) | CH267792A (en:Method) |
| DE (2) | DE806693C (en:Method) |
| FR (2) | FR990536A (en:Method) |
| GB (1) | GB670661A (en:Method) |
| NL (2) | NL86380C (en:Method) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH316267A (de) * | 1953-01-24 | 1956-09-30 | Bbc Brown Boveri & Cie | Schalteinrichtung mit in Serie liegenden Schaltstellen für die Leistungsunterbrechung und die Spannungsisolation |
| BE526782A (en:Method) * | 1953-02-26 | |||
| BE557909A (en:Method) * | 1956-07-10 | Merlin Gerin | ||
| GB884854A (en) * | 1957-07-01 | 1961-12-20 | Ass Elect Ind | Improvements in air or gas blast electric circuit-breakers |
| DE1207992B (de) * | 1958-08-01 | 1965-12-30 | Bbc Brown Boveri & Cie | Druckluftschalter mit Einfach- oder Mehrfachunterbrechung pro Pol |
| US3087035A (en) * | 1959-03-20 | 1963-04-23 | Asea Ab | Fluid operated circuit breaker |
| DE1203855B (de) * | 1960-02-27 | 1965-10-28 | Asea Ab | Vorrichtung zur Bremsung der OEffnungsbewegung der beweglichen Kontaktes eines Druckluftschalters |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE430118A (en:Method) * | 1937-09-10 | |||
| US2380817A (en) * | 1943-04-23 | 1945-07-31 | Gen Electric | Electric circuit breaker |
| US2891826A (en) * | 1955-01-31 | 1959-06-23 | Clevite Corp | Self-aligning bearing |
-
0
- NL NL63292269A patent/NL147135B/xx unknown
- NL NL86380D patent/NL86380C/xx active
- BE BE490328D patent/BE490328A/xx unknown
- BE BE492735D patent/BE492735A/xx unknown
-
1948
- 1948-07-31 CH CH267792D patent/CH267792A/de unknown
- 1948-12-14 CH CH274725D patent/CH274725A/de unknown
-
1949
- 1949-06-02 DE DEP44556A patent/DE806693C/de not_active Expired
- 1949-07-12 GB GB18369/49A patent/GB670661A/en not_active Expired
- 1949-07-12 FR FR990536D patent/FR990536A/fr not_active Expired
- 1949-07-25 US US106686A patent/US2592079A/en not_active Expired - Lifetime
- 1949-12-01 DE DEA357D patent/DE817170C/de not_active Expired
- 1949-12-14 FR FR59799D patent/FR59799E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE817170C (de) | 1951-10-15 |
| NL86380C (en:Method) | |
| BE492735A (en:Method) | |
| FR59799E (fr) | 1954-07-19 |
| DE806693C (de) | 1951-06-18 |
| CH267792A (de) | 1950-04-15 |
| NL147135B (nl) | |
| FR990536A (fr) | 1951-09-24 |
| CH274725A (de) | 1951-04-15 |
| GB670661A (en) | 1952-04-23 |
| US2592079A (en) | 1952-04-08 |