DE173153C - - Google Patents
Info
- Publication number
- DE173153C DE173153C DENDAT173153D DE173153DA DE173153C DE 173153 C DE173153 C DE 173153C DE NDAT173153 D DENDAT173153 D DE NDAT173153D DE 173153D A DE173153D A DE 173153DA DE 173153 C DE173153 C DE 173153C
- Authority
- DE
- Germany
- Prior art keywords
- contact
- shift drum
- roller
- pins
- spring
- 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
- 230000000875 corresponding Effects 0.000 claims description 3
- 230000011664 signaling Effects 0.000 claims description 3
- 230000001960 triggered Effects 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 claims 1
- 230000004048 modification Effects 0.000 claims 1
- 238000006011 modification reaction Methods 0.000 claims 1
- 239000004020 conductor Substances 0.000 description 1
- 230000001105 regulatory Effects 0.000 description 1
- 230000036633 rest Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C21/00—Producing acoustic time signals by electrical means
- G04C21/16—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times
- G04C21/30—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times with provision for a number of operations at different times, e.g. ringing the bells in a school
- G04C21/32—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times with provision for a number of operations at different times, e.g. ringing the bells in a school giving indications at a number of places each at a different time, e.g. system of alarms in a hotel
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Toys (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE173153C true DE173153C (no) |
Family
ID=437984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT173153D Active DE173153C (no) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE173153C (no) |
-
0
- DE DENDAT173153D patent/DE173153C/de active Active
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