NL74966C - - Google Patents
Info
- Publication number
- NL74966C NL74966C NL74966DA NL74966C NL 74966 C NL74966 C NL 74966C NL 74966D A NL74966D A NL 74966DA NL 74966 C NL74966 C NL 74966C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T11/00—Spark gaps specially adapted as rectifiers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
- F42D1/04—Arrangements for ignition
- F42D1/045—Arrangements for electric ignition
- F42D1/05—Electric circuits for blasting
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H39/00—Switching devices actuated by an explosion produced within the device and initiated by an electric current
- H01H39/004—Closing switches
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1022032T | 1950-07-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL74966C true NL74966C (https=) |
Family
ID=9577371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL74966D NL74966C (https=) | 1950-07-13 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE504578A (https=) |
| CH (1) | CH294865A (https=) |
| FR (1) | FR1022032A (https=) |
| NL (1) | NL74966C (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4563556A (en) * | 1984-03-28 | 1986-01-07 | Michel Goldstein | Internal combustion circuit breaker |
-
0
- BE BE504578D patent/BE504578A/xx unknown
- NL NL74966D patent/NL74966C/xx active
-
1950
- 1950-07-13 FR FR1022032D patent/FR1022032A/fr not_active Expired
-
1951
- 1951-07-13 CH CH294865D patent/CH294865A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE504578A (https=) | |
| FR1022032A (fr) | 1953-02-26 |
| CH294865A (fr) | 1953-11-30 |