DE299801C - - Google Patents
Info
- Publication number
- DE299801C DE299801C DENDAT299801D DE299801DA DE299801C DE 299801 C DE299801 C DE 299801C DE NDAT299801 D DENDAT299801 D DE NDAT299801D DE 299801D A DE299801D A DE 299801DA DE 299801 C DE299801 C DE 299801C
- Authority
- DE
- Germany
- Prior art keywords
- armature
- torque
- spring
- permanent magnet
- held
- 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
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B5/00—Visible signalling systems, e.g. visible personal calling systems or remote indication of seats occupied
- G08B5/22—Visible signalling systems, e.g. visible personal calling systems or remote indication of seats occupied using electric transmission; using electromagnetic transmission
- G08B5/24—Visible signalling systems, e.g. visible personal calling systems or remote indication of seats occupied using electric transmission; using electromagnetic transmission with indicator element moving about a pivot, e.g. hinged flap or rotating vane
- G08B5/30—Visible signalling systems, e.g. visible personal calling systems or remote indication of seats occupied using electric transmission; using electromagnetic transmission with indicator element moving about a pivot, e.g. hinged flap or rotating vane with rotating or oscillating members, e.g. vanes
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Electromagnets (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE299801C true DE299801C (https=) |
Family
ID=553852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT299801D Active DE299801C (https=) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE299801C (https=) |
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0
- DE DENDAT299801D patent/DE299801C/de active Active
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