IT1127429B - Apparecchio di registrazione o riproduzione magnetica - Google Patents
Apparecchio di registrazione o riproduzione magneticaInfo
- Publication number
- IT1127429B IT1127429B IT8048343A IT4834380A IT1127429B IT 1127429 B IT1127429 B IT 1127429B IT 8048343 A IT8048343 A IT 8048343A IT 4834380 A IT4834380 A IT 4834380A IT 1127429 B IT1127429 B IT 1127429B
- Authority
- IT
- Italy
- Prior art keywords
- magnetic recording
- reproduction equipment
- reproduction
- equipment
- recording
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
-
- 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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
- G11B3/02—Arrangements of heads
- G11B3/08—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers
- G11B3/085—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers using automatic means
- G11B3/08503—Control of drive of the head
- G11B3/08506—Control of drive of the head for pivoting pick-up arms
- G11B3/08509—Control of drive of the head for pivoting pick-up arms using mechanical detecting means
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
- G11B3/02—Arrangements of heads
- G11B3/08—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers
- G11B3/085—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers using automatic means
- G11B3/08535—Driving the head
- G11B3/08538—Driving the head the head being driven by the same means as the record can
- G11B3/08541—Driving the head the head being driven by the same means as the record can for pivoting pick-up arms
- G11B3/08545—Driving the head the head being driven by the same means as the record can for pivoting pick-up arms driven by cams
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/012—Recording on, or reproducing or erasing from, magnetic disks
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1979046397U JPS618442Y2 (it) | 1979-04-07 | 1979-04-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8048343A0 IT8048343A0 (it) | 1980-04-04 |
IT1127429B true IT1127429B (it) | 1986-05-21 |
Family
ID=12746007
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8048343A IT1127429B (it) | 1979-04-07 | 1980-04-04 | Apparecchio di registrazione o riproduzione magnetica |
Country Status (3)
Country | Link |
---|---|
US (1) | US4314292A (it) |
JP (1) | JPS618442Y2 (it) |
IT (1) | IT1127429B (it) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5880151A (ja) * | 1981-11-02 | 1983-05-14 | Pioneer Answerphone Mfg Corp | テ−プレコ−ダの駆動機構 |
JPS58205959A (ja) * | 1982-05-26 | 1983-12-01 | Canon Inc | 記録又は再生ヘツドの送り装置 |
US4665453A (en) * | 1983-04-26 | 1987-05-12 | Mitsumi Electric Co., Ltd. | Floppy disc recording and/or reproducing apparatus |
JPS61196480A (ja) * | 1985-02-26 | 1986-08-30 | Tokyo Electric Co Ltd | 磁気記録装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH260631A (de) * | 1947-12-23 | 1949-03-31 | Trust Daphne Investment Tr Reg | Einrichtung zur Sprechkopfsteuerung in Sprechmaschinen mit magnetischer Tonaufzeichnung auf plattenförmigen Tonträgern. |
US3047663A (en) * | 1957-12-06 | 1962-07-31 | Electronic Secretary Ind Inc | Automatic scanning control |
US3922717A (en) * | 1974-12-04 | 1975-11-25 | Gte Automatic Electric Lab Inc | Spiral disc recorder using a single motor for turntable and head drive |
IT1073290B (it) * | 1977-03-04 | 1985-04-13 | Olivetti & Co Spa | Apparecchiatura per registrare e o leggere informazioni binarie su un disco magnetico flessibile di piccole dimensioni |
-
1979
- 1979-04-07 JP JP1979046397U patent/JPS618442Y2/ja not_active Expired
-
1980
- 1980-04-03 US US06/136,851 patent/US4314292A/en not_active Expired - Lifetime
- 1980-04-04 IT IT8048343A patent/IT1127429B/it active
Also Published As
Publication number | Publication date |
---|---|
US4314292A (en) | 1982-02-02 |
JPS55149870U (it) | 1980-10-28 |
JPS618442Y2 (it) | 1986-03-15 |
IT8048343A0 (it) | 1980-04-04 |
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