CH425642A - Weckerläutwerk mit veränderlicher Schlagfolgefrequenz - Google Patents
Weckerläutwerk mit veränderlicher SchlagfolgefrequenzInfo
- Publication number
- CH425642A CH425642A CH1534764A CH1534764A CH425642A CH 425642 A CH425642 A CH 425642A CH 1534764 A CH1534764 A CH 1534764A CH 1534764 A CH1534764 A CH 1534764A CH 425642 A CH425642 A CH 425642A
- Authority
- CH
- Switzerland
- Prior art keywords
- beat frequency
- alarm bell
- variable beat
- variable
- bell
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B23/00—Arrangements producing acoustic signals at preselected times
- G04B23/02—Alarm clocks
- G04B23/10—Alarm clocks with presignal; with repeated signal; with changeable intensity of sound
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B23/00—Arrangements producing acoustic signals at preselected times
- G04B23/02—Alarm clocks
- G04B23/026—Hammer driving; hammers; devices with several hammers or sounding bodies; vibrators
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Electromechanical Clocks (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEK0053637 | 1964-02-27 | ||
| DEK0052222 | 1964-08-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH425642A true CH425642A (de) | 1966-06-30 |
Family
ID=25983875
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1534764A CH425642A (de) | 1964-02-27 | 1964-11-27 | Weckerläutwerk mit veränderlicher Schlagfolgefrequenz |
| CH1534764D CH1534764A4 (de) | 1964-02-27 | 1964-11-27 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1534764D CH1534764A4 (de) | 1964-02-27 | 1964-11-27 |
Country Status (3)
| Country | Link |
|---|---|
| CH (2) | CH425642A (de) |
| FR (1) | FR1425152A (de) |
| GB (1) | GB1035795A (de) |
-
1964
- 1964-11-27 CH CH1534764A patent/CH425642A/de unknown
- 1964-11-27 CH CH1534764D patent/CH1534764A4/xx unknown
-
1965
- 1965-01-27 GB GB359365A patent/GB1035795A/en not_active Expired
- 1965-02-23 FR FR6659A patent/FR1425152A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1035795A (en) | 1966-07-13 |
| FR1425152A (fr) | 1966-01-14 |
| CH1534764A4 (de) | 1966-06-30 |
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