BE518054A - - Google Patents
Info
- Publication number
- BE518054A BE518054A BE518054DA BE518054A BE 518054 A BE518054 A BE 518054A BE 518054D A BE518054D A BE 518054DA BE 518054 A BE518054 A BE 518054A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
- H01H9/04—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings
- H01H9/042—Explosion-proof cases
- H01H9/043—Explosion-proof cases with pressure-relief devices
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEC5623A DE1058596B (en) | 1952-04-01 | 1952-04-01 | Flameproof housing for the flameproof encapsulation of electrical switchgear for rooms prone to explosion or firedamp |
| DEC5682A DE1057197B (en) | 1952-04-01 | 1952-04-12 | Pressure-resistant housing for electrical switchgear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE518054A true BE518054A (en) |
Family
ID=25969062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE518054D BE518054A (en) | 1952-04-01 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE518054A (en) |
| DE (2) | DE1058596B (en) |
| GB (1) | GB749373A (en) |
| NL (1) | NL88371C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3529386A1 (en) * | 1985-08-16 | 1987-02-26 | Calor Emag Elektrizitaets Ag | Encapsulated high-voltage switching device |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE158142C (en) * | ||||
| DE268580C (en) * | 1911-10-11 | |||
| FR561531A (en) * | 1922-01-31 | 1923-10-23 | Thomson Houston Comp Francaise | Protective device for electrical appliances placed in a closed enclosure |
| DE676286C (en) * | 1937-04-21 | 1939-06-01 | Aeg | Firedamp or explosion-proof switch box for electrical devices |
| DE696993C (en) * | 1938-09-13 | 1940-10-03 | Aeg | Extendable gas switch built into a closed switching cell |
| US2333547A (en) * | 1939-01-10 | 1943-11-02 | Westinghouse Electric & Mfg Co | Explosion-proof circuit interrupter |
| DE733475C (en) * | 1939-01-12 | 1943-03-26 | Siemens Ag | Angular, explosion-proof housing for electrical devices, in which the lid is pressed against the housing by means of wedge surfaces |
| DE951941C (en) * | 1940-12-19 | 1956-11-08 | Aeg | Explosion-proof or firedamp-proof housing for electrical devices |
| DE945042C (en) * | 1941-02-12 | 1956-06-28 | Aeg | Threaded cover for explosion-proof equipment |
| FR880553A (en) * | 1941-03-31 | 1943-04-03 | ||
| US2452248A (en) * | 1944-05-12 | 1948-10-26 | Jeffrey Mfg Co | Electrical mine apparatus |
| US2517136A (en) * | 1949-09-13 | 1950-08-01 | Gen Electric | Contact structure for electric circuit breakers |
-
0
- NL NL88371D patent/NL88371C/xx active
- BE BE518054D patent/BE518054A/fr unknown
-
1952
- 1952-04-01 DE DEC5623A patent/DE1058596B/en active Pending
- 1952-04-12 DE DEC5682A patent/DE1057197B/en active Pending
-
1953
- 1953-03-05 GB GB616453A patent/GB749373A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1058596B (en) | 1959-06-04 |
| GB749373A (en) | 1956-05-23 |
| NL88371C (en) | |
| DE1057197B (en) | 1959-05-14 |