AT186193B - Alarm clock - Google Patents
Alarm clockInfo
- Publication number
- AT186193B AT186193B AT186193DA AT186193B AT 186193 B AT186193 B AT 186193B AT 186193D A AT186193D A AT 186193DA AT 186193 B AT186193 B AT 186193B
- Authority
- AT
- Austria
- Prior art keywords
- alarm clock
- alarm
- clock
- 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
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 |
---|---|---|---|
DEJ6121A DE1063088B1 (en) | 1952-07-11 | 1952-07-11 | Alarm clock with pre-alarm |
DEJ6120A DE1137686B1 (en) | 1952-07-11 | 1952-07-11 | Pre-alarm clock |
Publications (1)
Publication Number | Publication Date |
---|---|
AT186193B true AT186193B (en) | 1956-07-10 |
Family
ID=33300707
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT186193D AT186193B (en) | 1952-07-11 | 1953-07-08 | Alarm clock |
Country Status (3)
Country | Link |
---|---|
US (1) | US2777278A (en) |
AT (1) | AT186193B (en) |
GB (1) | GB748186A (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3010276A (en) * | 1955-07-22 | 1961-11-28 | Anton Kopp | Alarm clock |
US2979885A (en) * | 1956-01-21 | 1961-04-18 | Samuel Jack Kaufman | Automatically variable alarm for timepiece |
DE1673650A1 (en) * | 1967-04-28 | 1971-09-30 | Junghans Gmbh Geb | Lever lift for alarm clock movements |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US983672A (en) * | 1910-08-31 | 1911-02-07 | Harrison H Boyce | Alarm-clock. |
US1691081A (en) * | 1922-07-28 | 1928-11-13 | Raymond C Pierce | Alarm of variable intensity |
US2086785A (en) * | 1935-04-06 | 1937-07-13 | Albert G Thomas | Variable alarm |
DE942977C (en) * | 1949-10-10 | 1956-05-09 | E H Helmut Junghans Und Gebrue | Alarm clock with low-volume control |
-
1953
- 1953-07-08 AT AT186193D patent/AT186193B/en active
- 1953-07-08 US US366836A patent/US2777278A/en not_active Expired - Lifetime
- 1953-07-10 GB GB19206/53A patent/GB748186A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2777278A (en) | 1957-01-15 |
GB748186A (en) | 1956-04-25 |
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