BE423720A - - Google Patents
Info
- Publication number
- BE423720A BE423720A BE423720DA BE423720A BE 423720 A BE423720 A BE 423720A BE 423720D A BE423720D A BE 423720DA BE 423720 A BE423720 A BE 423720A
- Authority
- BE
- Belgium
- Prior art keywords
- relay
- station
- circuit
- switch
- recording
- Prior art date
Links
- 230000009471 action Effects 0.000 claims description 6
- 230000011664 signaling Effects 0.000 claims 11
- 230000008054 signal transmission Effects 0.000 claims 2
- 238000004804 winding Methods 0.000 description 29
- 230000000903 blocking effect Effects 0.000 description 18
- 244000007853 Sarothamnus scoparius Species 0.000 description 10
- 230000003111 delayed effect Effects 0.000 description 8
- 238000004891 communication Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 235000020004 porter Nutrition 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000003471 mutagenic agent Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
Classifications
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C1/00—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people
- G07C1/20—Checking timed patrols, e.g. of watchman
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Alarm Systems (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE423720A true BE423720A (en:Method) |
Family
ID=85125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE423720D BE423720A (en:Method) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE423720A (en:Method) |
-
0
- BE BE423720D patent/BE423720A/fr unknown
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