JPS4817649A - - Google Patents
Info
- Publication number
- JPS4817649A JPS4817649A JP6745372A JP6745372A JPS4817649A JP S4817649 A JPS4817649 A JP S4817649A JP 6745372 A JP6745372 A JP 6745372A JP 6745372 A JP6745372 A JP 6745372A JP S4817649 A JPS4817649 A JP S4817649A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/28—Modifications for introducing a time delay before switching
-
- 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
- G04C21/28—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times by closing a contact to put into action electro-acoustic means, e.g. awakening by music
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C23/00—Clocks with attached or built-in means operating any device at preselected times or after preselected time-intervals
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Emergency Alarm Devices (AREA)
- Electromechanical Clocks (AREA)
- Electronic Switches (AREA)
- Circuits Of Receivers In General (AREA)
- Electric Clocks (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3146471A GB1389208A (en) | 1971-07-05 | 1971-07-05 | Delayed alarm and drowse for clock receivers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4817649A true JPS4817649A (en) | 1973-03-06 |
| JPS5317246B1 JPS5317246B1 (en) | 1978-06-07 |
Family
ID=10323480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6745372A Pending JPS5317246B1 (en) | 1971-07-05 | 1972-07-05 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3825836A (en) |
| JP (1) | JPS5317246B1 (en) |
| GB (1) | GB1389208A (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3900798A (en) * | 1971-04-19 | 1975-08-19 | Pomerantz Alfred | Radio solid state crescendo volume alarm |
| GB1477522A (en) * | 1973-10-12 | 1977-06-22 | Sony Corp | Radio receivers |
| US3931621A (en) * | 1973-12-10 | 1976-01-06 | Rca Corporation | Variable amplitude timed alarm system |
| US4166358A (en) * | 1977-03-25 | 1979-09-04 | General Time Corporation | Solid state alarm for clock-radio |
| US4228645A (en) * | 1977-05-10 | 1980-10-21 | Citizen Watch Company Limited | Electronic timepiece equipped with alarm system |
| JPS5425872A (en) * | 1977-07-29 | 1979-02-27 | Seikosha Kk | Alarm tone generating apparatus |
| US4328485A (en) * | 1980-02-25 | 1982-05-04 | Potter Bronson M | Binary alarm |
| US5886955A (en) * | 1994-10-21 | 1999-03-23 | Magnasco; Peter L. | Personal electronic clock related device with a limited automatic multiple recall alarm suspension control means |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2999928A (en) * | 1959-09-02 | 1961-09-12 | Cons Electronics Ind | Portable clock-radio alarm system |
| US3559072A (en) * | 1968-03-18 | 1971-01-26 | Arvin Ind Inc | Electronic shut-off timers |
| US3571626A (en) * | 1968-12-30 | 1971-03-23 | Sylvania Electric Prod | Integrator-schmitt trigger circuit |
| US3611151A (en) * | 1970-02-24 | 1971-10-05 | Jose L Fernandez | Clock radio with tape player |
| US3688293A (en) * | 1970-05-08 | 1972-08-29 | Standard Farrington Alarm & Si | Automatic time-controlled alarm system |
-
1971
- 1971-07-05 GB GB3146471A patent/GB1389208A/en not_active Expired
-
1972
- 1972-07-03 US US00268787A patent/US3825836A/en not_active Expired - Lifetime
- 1972-07-05 JP JP6745372A patent/JPS5317246B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB1389208A (en) | 1975-04-03 |
| US3825836A (en) | 1974-07-23 |
| JPS5317246B1 (en) | 1978-06-07 |