BE523842A - - Google Patents
Info
- Publication number
- BE523842A BE523842A BE523842DA BE523842A BE 523842 A BE523842 A BE 523842A BE 523842D A BE523842D A BE 523842DA BE 523842 A BE523842 A BE 523842A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
- G01R31/3277—Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches
- G01R31/3278—Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches of relays, solenoids or reed switches
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/74—Switches in which only the opening movement or only the closing movement of a contact is effected by heating or cooling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/08—Indicating faults in circuits or apparatus
- H04M3/10—Providing fault- or trouble-signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/22—Arrangements for supervision, monitoring or testing
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fuses (AREA)
- Scissors And Nippers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE744714X | 1952-10-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE523842A true BE523842A (de) |
Family
ID=20323200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE523842D BE523842A (de) | 1952-10-29 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE523842A (de) |
| FR (1) | FR1085707A (de) |
| GB (1) | GB744714A (de) |
| NL (2) | NL182243B (de) |
-
0
- NL NL86509D patent/NL86509C/xx active
- NL NLAANVRAGE8500883,B patent/NL182243B/xx unknown
- BE BE523842D patent/BE523842A/xx unknown
-
1953
- 1953-10-27 GB GB29727/53A patent/GB744714A/en not_active Expired
- 1953-10-28 FR FR1085707D patent/FR1085707A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1085707A (fr) | 1955-02-07 |
| NL86509C (de) | |
| NL182243B (nl) | |
| GB744714A (en) | 1956-02-15 |