FR2312084A1 - Disque d'enregistrement a vitesse tres reduite et dispositifs d'enregistrement et de reproduction - Google Patents

Disque d'enregistrement a vitesse tres reduite et dispositifs d'enregistrement et de reproduction

Info

Publication number
FR2312084A1
FR2312084A1 FR7536296A FR7536296A FR2312084A1 FR 2312084 A1 FR2312084 A1 FR 2312084A1 FR 7536296 A FR7536296 A FR 7536296A FR 7536296 A FR7536296 A FR 7536296A FR 2312084 A1 FR2312084 A1 FR 2312084A1
Authority
FR
France
Prior art keywords
recording
low speed
reproduction devices
disc
speed recording
Prior art date
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.)
Granted
Application number
FR7536296A
Other languages
English (en)
French (fr)
Other versions
FR2312084B1 (https=
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fuji Telecasting Co Ltd
Original Assignee
Fuji Telecasting Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fuji Telecasting Co Ltd filed Critical Fuji Telecasting Co Ltd
Publication of FR2312084A1 publication Critical patent/FR2312084A1/fr
Application granted granted Critical
Publication of FR2312084B1 publication Critical patent/FR2312084B1/fr
Granted legal-status Critical Current

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
    • 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
    • G11B3/06—Determining or indicating positions of 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
    • G11B3/095—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers for repeating a part of the record; for beginning or stopping at a desired point of the record
    • 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
    • G11B3/095—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers for repeating a part of the record; for beginning or stopping at a desired point of the record
    • G11B3/0952—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers for repeating a part of the record; for beginning or stopping at a desired point of the record using automatic means
    • G11B3/0957—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers for repeating a part of the record; for beginning or stopping at a desired point of the record using automatic means using optical means for detecting the end of the recording or the desired point thereof
    • 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
    • G11B3/10—Arranging, supporting, or driving of heads or of transducers relatively to record carriers
    • G11B3/12—Supporting in balanced, counterbalanced or loaded operative position during transducing, e.g. loading in direction of traverse
    • G11B3/125—Supporting in balanced, counterbalanced or loaded operative position during transducing, e.g. loading in direction of traverse by using electric or magnetic means
    • G11B3/127—Providing horizontal force, e.g. anti-skating force
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/02—Cabinets; Cases; Stands; Disposition of apparatus therein or thereon
    • G11B33/06—Cabinets; Cases; Stands; Disposition of apparatus therein or thereon combined with other apparatus having a different main function
FR7536296A 1975-05-22 1975-11-27 Disque d'enregistrement a vitesse tres reduite et dispositifs d'enregistrement et de reproduction Granted FR2312084A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6780275U JPS51148905U (https=) 1975-05-22 1975-05-22

Publications (2)

Publication Number Publication Date
FR2312084A1 true FR2312084A1 (fr) 1976-12-17
FR2312084B1 FR2312084B1 (https=) 1979-08-31

Family

ID=13355431

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7536296A Granted FR2312084A1 (fr) 1975-05-22 1975-11-27 Disque d'enregistrement a vitesse tres reduite et dispositifs d'enregistrement et de reproduction

Country Status (5)

Country Link
JP (1) JPS51148905U (https=)
DE (1) DE2600341A1 (https=)
FR (1) FR2312084A1 (https=)
GB (1) GB1526056A (https=)
NL (1) NL7514619A (https=)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3845250A (en) * 1972-02-22 1974-10-29 Brien G O Manual key operated message generator

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3845250A (en) * 1972-02-22 1974-10-29 Brien G O Manual key operated message generator

Also Published As

Publication number Publication date
DE2600341A1 (de) 1976-12-09
NL7514619A (nl) 1976-11-24
GB1526056A (en) 1978-09-27
JPS51148905U (https=) 1976-11-29
FR2312084B1 (https=) 1979-08-31

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