FR2171216B1 - - Google Patents
Info
- Publication number
- FR2171216B1 FR2171216B1 FR7304236A FR7304236A FR2171216B1 FR 2171216 B1 FR2171216 B1 FR 2171216B1 FR 7304236 A FR7304236 A FR 7304236A FR 7304236 A FR7304236 A FR 7304236A FR 2171216 B1 FR2171216 B1 FR 2171216B1
- Authority
- FR
- France
- 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.)
- Expired
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
- G11B19/28—Speed controlling, regulating, or indicating
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/11—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information not detectable on the record carrier
- G11B27/13—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information not detectable on the record carrier the information being derived from movement of the record carrier, e.g. using tachometer
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
- H02P23/18—Controlling the angular speed together with angular position or phase
- H02P23/183—Controlling the angular speed together with angular position or phase of one shaft without controlling the prime mover
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/90—Tape-like record carriers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Television Signal Processing For Recording (AREA)
- Control Of Velocity Or Acceleration (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7201609A NL7201609A (ru) | 1972-02-08 | 1972-02-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2171216A1 FR2171216A1 (ru) | 1973-09-21 |
| FR2171216B1 true FR2171216B1 (ru) | 1980-03-07 |
Family
ID=19815320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7304236A Expired FR2171216B1 (ru) | 1972-02-08 | 1973-02-07 |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS4893307A (ru) |
| AT (1) | AT319353B (ru) |
| BE (1) | BE795157A (ru) |
| CA (1) | CA1021058A (ru) |
| FR (1) | FR2171216B1 (ru) |
| GB (1) | GB1416269A (ru) |
| IT (1) | IT978819B (ru) |
| NL (1) | NL7201609A (ru) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2747448A1 (de) * | 1977-10-21 | 1979-04-26 | Sony Corp | Servovorrichtung zum regeln der rotationsphase eines umlaufenden koerpers |
| US4477750A (en) * | 1982-05-17 | 1984-10-16 | International Business Machines Corporation | Multi-level disk drive motor speed control |
-
0
- BE BE795157D patent/BE795157A/xx unknown
-
1972
- 1972-02-08 NL NL7201609A patent/NL7201609A/xx unknown
-
1973
- 1973-02-05 IT IT20039/73A patent/IT978819B/it active
- 1973-02-05 CA CA162,859A patent/CA1021058A/en not_active Expired
- 1973-02-05 GB GB556773A patent/GB1416269A/en not_active Expired
- 1973-02-06 AT AT103573A patent/AT319353B/de not_active IP Right Cessation
- 1973-02-07 JP JP48014845A patent/JPS4893307A/ja active Pending
- 1973-02-07 FR FR7304236A patent/FR2171216B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2171216A1 (ru) | 1973-09-21 |
| DE2305848A1 (de) | 1973-08-16 |
| AU5179673A (en) | 1974-08-08 |
| JPS4893307A (ru) | 1973-12-03 |
| IT978819B (it) | 1974-09-20 |
| CA1021058A (en) | 1977-11-15 |
| DE2305848B2 (de) | 1976-04-22 |
| AT319353B (de) | 1974-12-27 |
| BE795157A (fr) | 1973-08-08 |
| GB1416269A (en) | 1975-12-03 |
| NL7201609A (ru) | 1973-08-10 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |