FR2361711B1 - - Google Patents
Info
- Publication number
- FR2361711B1 FR2361711B1 FR7624507A FR7624507A FR2361711B1 FR 2361711 B1 FR2361711 B1 FR 2361711B1 FR 7624507 A FR7624507 A FR 7624507A FR 7624507 A FR7624507 A FR 7624507A FR 2361711 B1 FR2361711 B1 FR 2361711B1
- 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
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/02—Control of operating function, e.g. switching from recording to reproducing
- G11B15/05—Control of operating function, e.g. switching from recording to reproducing by sensing features present on or derived from record carrier or container
- G11B15/06—Control of operating function, e.g. switching from recording to reproducing by sensing features present on or derived from record carrier or container by sensing auxiliary features on record carriers or containers, e.g. to stop machine near the end of a tape
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
- G11B15/44—Speed-changing arrangements; Reversing arrangements; Drive transfer means therefor
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
- G11B15/46—Controlling, regulating, or indicating speed
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
- G11B23/04—Magazines; Cassettes for webs or filaments
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
- G11B23/04—Magazines; Cassettes for webs or filaments
- G11B23/08—Magazines; Cassettes for webs or filaments for housing webs or filaments having two distinct ends
- G11B23/087—Magazines; Cassettes for webs or filaments for housing webs or filaments having two distinct ends using two different reels or cores
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- 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
- H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
- H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current
- H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power
- H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
- H02P7/28—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
- H02P7/285—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only
- H02P7/288—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using variable impedance
- H02P7/2885—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using variable impedance whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S388/00—Electricity: motor control systems
- Y10S388/90—Specific system operational feature
- Y10S388/902—Compensation
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
- Automatic Tape Cassette Changers (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT267976A AT340155B (de) | 1976-04-12 | 1976-04-12 | Magnetband-kassettenrekorder |
GB15307/76A GB1541651A (en) | 1976-04-12 | 1976-04-14 | Magnetic tape cassette recorders |
NL7604236A NL7604236A (nl) | 1976-04-12 | 1976-04-21 | Magneetbandcassetteopneem/weergeeftoestel. |
US05/686,077 US4105936A (en) | 1976-04-12 | 1976-05-13 | Variable speed tape transport apparatus |
FR7624507A FR2361711A1 (fr) | 1976-04-12 | 1976-08-11 | Enregistreur sur bande magnetique en cassette |
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT267976A AT340155B (de) | 1976-04-12 | 1976-04-12 | Magnetband-kassettenrekorder |
GB15307/76A GB1541651A (en) | 1976-04-12 | 1976-04-14 | Magnetic tape cassette recorders |
NL7604236A NL7604236A (nl) | 1976-04-12 | 1976-04-21 | Magneetbandcassetteopneem/weergeeftoestel. |
US05/686,077 US4105936A (en) | 1976-04-12 | 1976-05-13 | Variable speed tape transport apparatus |
FR7624507A FR2361711A1 (fr) | 1976-04-12 | 1976-08-11 | Enregistreur sur bande magnetique en cassette |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2361711A1 FR2361711A1 (fr) | 1978-03-10 |
FR2361711B1 true FR2361711B1 (fr) | 1982-05-21 |
Family
ID=27506339
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7624507A Granted FR2361711A1 (fr) | 1976-04-12 | 1976-08-11 | Enregistreur sur bande magnetique en cassette |
Country Status (5)
Country | Link |
---|---|
US (1) | US4105936A (fr) |
AT (1) | AT340155B (fr) |
FR (1) | FR2361711A1 (fr) |
GB (1) | GB1541651A (fr) |
NL (1) | NL7604236A (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8101695A (nl) * | 1981-04-07 | 1982-11-01 | Philips Nv | Magneetbandcassetteapparaat. |
JPS58193794U (ja) * | 1982-06-15 | 1983-12-23 | 日本ビクター株式会社 | モ−タドライブ回路 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3169687A (en) * | 1962-08-10 | 1965-02-16 | Nikken Sangyo Kabushiki Kaisha | Automatic tape speed controlling apparatus |
US3609494A (en) * | 1967-11-17 | 1971-09-28 | Hitachi Ltd | Speed-controlling apparatus for dc motor |
US3684298A (en) * | 1970-06-25 | 1972-08-15 | Itsuki Ban | Tape speed changing apparatus |
BE790414A (fr) * | 1971-10-22 | 1973-04-20 | Philips Nv | Appareil d'enregistrement et/ou de lecture |
FR2201012A5 (fr) * | 1972-09-22 | 1974-04-19 | Pioneer Electronic Corp | |
US3915365A (en) * | 1972-12-26 | 1975-10-28 | Motorola Inc | Cartridge tape player drive system |
-
1976
- 1976-04-12 AT AT267976A patent/AT340155B/de not_active IP Right Cessation
- 1976-04-14 GB GB15307/76A patent/GB1541651A/en not_active Expired
- 1976-04-21 NL NL7604236A patent/NL7604236A/xx not_active Application Discontinuation
- 1976-05-13 US US05/686,077 patent/US4105936A/en not_active Expired - Lifetime
- 1976-08-11 FR FR7624507A patent/FR2361711A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2361711A1 (fr) | 1978-03-10 |
GB1541651A (en) | 1979-03-07 |
US4105936A (en) | 1978-08-08 |
AT340155B (de) | 1977-11-25 |
NL7604236A (nl) | 1977-10-25 |
ATA267976A (de) | 1977-03-15 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |