NL162496C - Magnetische opneem- en weergeefinrichting van het spiraalspoortype. - Google Patents

Magnetische opneem- en weergeefinrichting van het spiraalspoortype.

Info

Publication number
NL162496C
NL162496C NL6906363.A NL6906363A NL162496C NL 162496 C NL162496 C NL 162496C NL 6906363 A NL6906363 A NL 6906363A NL 162496 C NL162496 C NL 162496C
Authority
NL
Netherlands
Prior art keywords
magnetic recording
spiral track
track type
replaying
devices
Prior art date
Application number
NL6906363.A
Other languages
English (en)
Other versions
NL6906363A (nl
NL162496B (nl
Original Assignee
Ricoh Kk
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 Ricoh Kk filed Critical Ricoh Kk
Publication of NL6906363A publication Critical patent/NL6906363A/xx
Publication of NL162496B publication Critical patent/NL162496B/nl
Application granted granted Critical
Publication of NL162496C publication Critical patent/NL162496C/nl

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/04—Automatic feed mechanism producing a progressive transducing traverse of the head in a direction which cuts across the direction of travel of the recording medium, e.g. helical scan, e.g. by lead-screw
    • G11B21/043—Automatic feed mechanism producing a progressive transducing traverse of the head in a direction which cuts across the direction of travel of the recording medium, e.g. helical scan, e.g. by lead-screw for stationary discs
    • 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
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/022—Control panels
NL6906363.A 1968-04-24 1969-04-24 Magnetische opneem- en weergeefinrichting van het spiraalspoortype. NL162496C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP43027556A JPS493145B1 (nl) 1968-04-24 1968-04-24

Publications (3)

Publication Number Publication Date
NL6906363A NL6906363A (nl) 1969-10-28
NL162496B NL162496B (nl) 1979-12-17
NL162496C true NL162496C (nl) 1980-05-16

Family

ID=12224314

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6906363.A NL162496C (nl) 1968-04-24 1969-04-24 Magnetische opneem- en weergeefinrichting van het spiraalspoortype.

Country Status (7)

Country Link
US (1) US3638954A (nl)
JP (1) JPS493145B1 (nl)
CH (1) CH495028A (nl)
DE (1) DE1921009A1 (nl)
FR (1) FR2006857A1 (nl)
GB (1) GB1268785A (nl)
NL (1) NL162496C (nl)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2251786A1 (de) * 1972-10-21 1974-04-25 Basf Ag Einstellvorrichtung fuer einen abtastkopf eines plattenspeichers, insbesondere fuer lehrzwecke
JPS50143167U (nl) * 1974-05-14 1975-11-26
JPS51163336U (nl) * 1975-06-20 1976-12-25
JPS5228265U (nl) * 1975-08-21 1977-02-26
JPS52134856U (nl) * 1976-04-08 1977-10-13
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
JPS53150556U (nl) * 1977-05-04 1978-11-27
FR2406866B1 (fr) * 1977-10-19 1987-10-30 Matsushita Electric Ind Co Ltd Lecteur de disques fixes

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2925279A (en) * 1956-01-09 1960-02-16 Automatic Phone Recorder Co Lt Telephone answering recorder
US3210082A (en) * 1959-12-01 1965-10-05 Canon Camera Co Magnetic sound recording and reproducing apparatus of the spiral scanning type
NL127727C (nl) * 1960-02-04
US3322427A (en) * 1960-07-26 1967-05-30 Ricoh Kk Magnetic sheet recording and reproducing apparatus
US3369813A (en) * 1965-08-02 1968-02-20 Tdk Electronics Co Ltd Apparatus for recording and reproducing sounds on magnetic sheets

Also Published As

Publication number Publication date
JPS493145B1 (nl) 1974-01-24
NL6906363A (nl) 1969-10-28
CH495028A (fr) 1970-08-15
DE1921009A1 (de) 1969-12-04
US3638954A (en) 1972-02-01
FR2006857A1 (nl) 1970-01-02
GB1268785A (en) 1972-03-29
NL162496B (nl) 1979-12-17

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Legal Events

Date Code Title Description
V4 Lapsed because of reaching the maximum lifetime of a patent