DE92288C - - Google Patents
Info
- Publication number
- DE92288C DE92288C DENDAT92288D DE92288DA DE92288C DE 92288 C DE92288 C DE 92288C DE NDAT92288 D DENDAT92288 D DE NDAT92288D DE 92288D A DE92288D A DE 92288DA DE 92288 C DE92288 C DE 92288C
- Authority
- DE
- Germany
- Prior art keywords
- terminal
- contact
- relay
- circuit
- bell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000000903 blocking effect Effects 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/22—Electrical actuation
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Breakers (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE92288C true DE92288C (cs) |
Family
ID=363827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT92288D Active DE92288C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE92288C (cs) |
-
0
- DE DENDAT92288D patent/DE92288C/de active Active
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