BE551754A - - Google Patents
Info
- Publication number
- BE551754A BE551754A BE551754DA BE551754A BE 551754 A BE551754 A BE 551754A BE 551754D A BE551754D A BE 551754DA BE 551754 A BE551754 A BE 551754A
- Authority
- BE
- Belgium
- Prior art keywords
- phonograph
- electromagnets
- time switch
- selector
- clockwork movement
- Prior art date
Links
- 230000006698 induction Effects 0.000 claims 1
- 230000007246 mechanism Effects 0.000 description 3
- 230000000737 periodic effect Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F17/00—Coin-freed apparatus for hiring articles; Coin-freed facilities or services
- G07F17/30—Coin-freed apparatus for hiring articles; Coin-freed facilities or services for musical instruments
- G07F17/305—Coin-freed apparatus for hiring articles; Coin-freed facilities or services for musical instruments for record players
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Holding Or Fastening Of Disk On Rotational Shaft (AREA)
- Push-Button Switches (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE551754A true BE551754A (en)) |
Family
ID=177180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE551754D BE551754A (en)) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE551754A (en)) |
-
0
- BE BE551754D patent/BE551754A/fr unknown
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