NL75556C - - Google Patents
Info
- Publication number
- NL75556C NL75556C NL155105A NL155105A NL75556C NL 75556 C NL75556 C NL 75556C NL 155105 A NL155105 A NL 155105A NL 155105 A NL155105 A NL 155105A NL 75556 C NL75556 C NL 75556C
- Authority
- NL
- Netherlands
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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J13/00—Covers or similar closure members for pressure vessels in general
- F16J13/16—Pivoted closures
- F16J13/18—Pivoted closures pivoted directly on the frame
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fire Alarms (AREA)
- Casings For Electric Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1949P0051186 DE833663C (de) | 1949-08-05 | 1949-08-05 | Schlagwettergeschuetztes Gehaeuse, insbesondere fuer elektrische Schalter und Geraete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL75556C true NL75556C (xx) | 1954-03-15 |
Family
ID=7384916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL155105A NL75556C (xx) | 1949-08-05 | 1950-07-29 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE833663C (xx) |
| GB (1) | GB685792A (xx) |
| NL (1) | NL75556C (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1182325B (de) * | 1957-04-24 | 1964-11-26 | Houilleres Bassin Du Nord | Schlagwettersicheres Gehaeuse zur Aufnahme elektrischer Schalt- und Funktionselemente von Untertagebetrieben |
| DE1239216B (de) * | 1960-03-02 | 1967-04-20 | Elin Union Ag | Scharnier fuer durch einen Schraubkeilverschluss verschliessbare Gehaeusetueren fuerexplosions- bzw. schlagwettergeschuetzte Schaltgeraete |
-
1949
- 1949-08-05 DE DE1949P0051186 patent/DE833663C/de not_active Expired
-
1950
- 1950-07-29 NL NL155105A patent/NL75556C/xx active
- 1950-07-31 GB GB1901650A patent/GB685792A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE833663C (de) | 1952-03-10 |
| GB685792A (en) | 1953-01-14 |