FR1052874A - Dispositif pour le renversement automatique de la direction de marche d'un appareil magnétique d'enregistrement du son - Google Patents

Dispositif pour le renversement automatique de la direction de marche d'un appareil magnétique d'enregistrement du son

Info

Publication number
FR1052874A
FR1052874A FR1052874DA FR1052874A FR 1052874 A FR1052874 A FR 1052874A FR 1052874D A FR1052874D A FR 1052874DA FR 1052874 A FR1052874 A FR 1052874A
Authority
FR
France
Prior art keywords
travel
sound recording
magnetic sound
automatic reversal
recording device
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.)
Expired
Application number
Other languages
English (en)
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.)
Prod Perfectone S A
Original Assignee
Prod Perfectone S A
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 Prod Perfectone S A filed Critical Prod Perfectone S A
Application granted granted Critical
Publication of FR1052874A publication Critical patent/FR1052874A/fr
Expired legal-status Critical Current

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
    • 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
    • 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
    • G11B15/26—Driving record carriers by members acting directly or indirectly thereon
    • G11B15/28—Driving record carriers by members acting directly or indirectly thereon through rollers driving by frictional contact with the record carrier, e.g. capstan; Multiple arrangements of capstans or drums coupled to means for controlling the speed of the drive; Multiple capstan systems alternately engageable with record carrier to provide reversal
    • G11B15/29—Driving record carriers by members acting directly or indirectly thereon through rollers driving by frictional contact with the record carrier, e.g. capstan; Multiple arrangements of capstans or drums coupled to means for controlling the speed of the drive; Multiple capstan systems alternately engageable with record carrier to provide reversal through pinch-rollers or tape rolls
    • 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
    • G11B15/442—Control thereof
FR1052874D 1951-02-02 1952-02-02 Dispositif pour le renversement automatique de la direction de marche d'un appareil magnétique d'enregistrement du son Expired FR1052874A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1052874X 1951-02-02

Publications (1)

Publication Number Publication Date
FR1052874A true FR1052874A (fr) 1954-01-28

Family

ID=4554928

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1052874D Expired FR1052874A (fr) 1951-02-02 1952-02-02 Dispositif pour le renversement automatique de la direction de marche d'un appareil magnétique d'enregistrement du son

Country Status (3)

Country Link
CH (1) CH290351A (fr)
DE (1) DE933894C (fr)
FR (1) FR1052874A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3332085A (en) * 1963-08-01 1967-07-18 Sperry Rand Corp Multi-track magnetic recorder with rotatable head assembly
JPS5552548A (en) * 1978-10-13 1980-04-17 Olympus Optical Co Ltd Two-head auto-reverse cassette tape recorder
JPS57100645A (en) * 1980-12-15 1982-06-22 Olympus Optical Co Ltd Head switching mechanism of auto reverse tape recorder

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB652498A (en) * 1948-09-15 1951-04-25 Emi Ltd Improvements in or relating to tapes for use in the magnetic recording of sound

Also Published As

Publication number Publication date
CH290351A (de) 1953-04-30
DE933894C (de) 1955-10-06

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