DD125986A1 - - Google Patents
Info
- Publication number
- DD125986A1 DD125986A1 DD18626875A DD18626875A DD125986A1 DD 125986 A1 DD125986 A1 DD 125986A1 DD 18626875 A DD18626875 A DD 18626875A DD 18626875 A DD18626875 A DD 18626875A DD 125986 A1 DD125986 A1 DD 125986A1
- Authority
- DD
- German Democratic Republic
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/20—Driving; Starting; Stopping; Control thereof
- G11B19/24—Arrangements for providing constant relative speed between record carrier and head
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD18626875A DD125986A1 (pt) | 1975-05-27 | 1975-05-27 | |
| DE19762620319 DE2620319A1 (de) | 1975-05-27 | 1976-05-07 | Einrichtung zur aufzeichnung und oder wiedergabe elektrischer signale |
| FR7615777A FR2312833A1 (fr) | 1975-05-27 | 1976-05-25 | Dispositif pour l'enregistrement et/ou la reproduction de signaux electriques |
| GB2165876A GB1550915A (en) | 1975-05-27 | 1976-05-25 | Apparatus for recording or playback of electrical signals |
| NL7605801A NL7605801A (nl) | 1975-05-27 | 1976-05-28 | Inrichting voor opname en/of weergaven van elec- trische signalen. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD18626875A DD125986A1 (pt) | 1975-05-27 | 1975-05-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD125986A1 true DD125986A1 (pt) | 1977-06-08 |
Family
ID=5500424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD18626875A DD125986A1 (pt) | 1975-05-27 | 1975-05-27 |
Country Status (5)
| Country | Link |
|---|---|
| DD (1) | DD125986A1 (pt) |
| DE (1) | DE2620319A1 (pt) |
| FR (1) | FR2312833A1 (pt) |
| GB (1) | GB1550915A (pt) |
| NL (1) | NL7605801A (pt) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4223349A (en) * | 1978-11-16 | 1980-09-16 | Mca Discovision, Inc. | System for rotating an information storage disc at a variable angular velocity to recover information therefrom at a prescribed constant rate |
| USRE32431E (en) * | 1978-11-16 | 1987-06-02 | Discovision Associates | System for rotating an information storage disc at a variable angular velocity to recover information therefrom at a prescribed constant rate |
| US4351044A (en) * | 1979-01-09 | 1982-09-21 | Matsushita Electric Industrial Co., Ltd. | Recording system using disk-shaped recording medium |
| GB2046979B (en) * | 1979-04-17 | 1983-05-18 | Burroughs Corp | Recording and replay apparatus employing rotary media |
| JPS5671855A (en) * | 1979-11-15 | 1981-06-15 | Sony Corp | Playback device of disc |
| US4388713A (en) * | 1979-12-27 | 1983-06-14 | Victor Company Of Japan, Ltd. | Rotation control system in a rotary recording medium reproducing apparatus |
| US5787292A (en) * | 1996-04-01 | 1998-07-28 | International Business Machines Corporation | Power saving method and apparatus for use in multiple frequency zone drives |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2113226A (en) * | 1935-05-08 | 1938-04-05 | Rca Corp | Sound recording and reproducing system |
| US2505630A (en) * | 1944-09-09 | 1950-04-25 | Rca Corp | Turntable speed control device |
| US3826965A (en) * | 1972-11-29 | 1974-07-30 | Ibm | Constant tangential velocity motor control for a disc recording system |
-
1975
- 1975-05-27 DD DD18626875A patent/DD125986A1/xx unknown
-
1976
- 1976-05-07 DE DE19762620319 patent/DE2620319A1/de not_active Withdrawn
- 1976-05-25 FR FR7615777A patent/FR2312833A1/fr not_active Withdrawn
- 1976-05-25 GB GB2165876A patent/GB1550915A/en not_active Expired
- 1976-05-28 NL NL7605801A patent/NL7605801A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2312833A1 (fr) | 1976-12-24 |
| DE2620319A1 (de) | 1976-12-09 |
| GB1550915A (en) | 1979-08-22 |
| NL7605801A (nl) | 1976-11-30 |