JPS576434A - Rotary head structure of helical scan type magnetic recorder and reproducer - Google Patents

Rotary head structure of helical scan type magnetic recorder and reproducer

Info

Publication number
JPS576434A
JPS576434A JP7925880A JP7925880A JPS576434A JP S576434 A JPS576434 A JP S576434A JP 7925880 A JP7925880 A JP 7925880A JP 7925880 A JP7925880 A JP 7925880A JP S576434 A JPS576434 A JP S576434A
Authority
JP
Japan
Prior art keywords
annular groove
reproducer
type magnetic
rotary head
head structure
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
JP7925880A
Other languages
English (en)
Japanese (ja)
Other versions
JPS639288B2 (enExample
Inventor
Tatsuzo Ujo
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP7925880A priority Critical patent/JPS576434A/ja
Priority to US06/272,543 priority patent/US4408239A/en
Publication of JPS576434A publication Critical patent/JPS576434A/ja
Publication of JPS639288B2 publication Critical patent/JPS639288B2/ja
Granted 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
    • G11B5/52—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 simultaneous movement of head and record carrier, e.g. rotation of head
    • G11B5/53—Disposition or mounting of heads on rotating support
JP7925880A 1980-06-12 1980-06-12 Rotary head structure of helical scan type magnetic recorder and reproducer Granted JPS576434A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP7925880A JPS576434A (en) 1980-06-12 1980-06-12 Rotary head structure of helical scan type magnetic recorder and reproducer
US06/272,543 US4408239A (en) 1980-06-12 1981-06-11 Rotary magnetic head drum assembly for magnetically recording and/or reproducing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7925880A JPS576434A (en) 1980-06-12 1980-06-12 Rotary head structure of helical scan type magnetic recorder and reproducer

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP58158462A Division JPS5982621A (ja) 1983-08-30 1983-08-30 回転ヘツド構体

Publications (2)

Publication Number Publication Date
JPS576434A true JPS576434A (en) 1982-01-13
JPS639288B2 JPS639288B2 (enExample) 1988-02-26

Family

ID=13684824

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7925880A Granted JPS576434A (en) 1980-06-12 1980-06-12 Rotary head structure of helical scan type magnetic recorder and reproducer

Country Status (2)

Country Link
US (1) US4408239A (enExample)
JP (1) JPS576434A (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4603359A (en) * 1981-07-24 1986-07-29 Canon Kabushiki Kaisha Rotary head device
US4611255A (en) * 1981-07-28 1986-09-09 Canon Kabushiki Kaisha Rotating head assembly
JPS5963024A (ja) * 1982-09-30 1984-04-10 Matsushita Electric Ind Co Ltd 流体軸受シリンダ−装置
JPS5963023A (ja) * 1982-09-30 1984-04-10 Matsushita Electric Ind Co Ltd 流体軸受シリンダ−装置
NL8203922A (nl) * 1982-10-11 1984-05-01 Philips Nv Magneetbandaftastinrichting en werkwijze voor het vervaardigen daarvan.
DE3606012A1 (de) * 1986-02-25 1987-08-27 Thomson Brandt Gmbh Kupplungsvorrichtung
JP2775838B2 (ja) * 1989-04-21 1998-07-16 ソニー株式会社 可搬式ｖｔｒ
JP3136572B2 (ja) * 1992-05-19 2001-02-19 ソニー株式会社 回転ヘッドドラム装置
US6989618B2 (en) * 2001-04-18 2006-01-24 Nsk Ltd. Rolling bearing with built-in motor

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5018017A (enExample) * 1973-06-18 1975-02-26

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3867725A (en) * 1973-10-01 1975-02-18 Ibm Rotating head apparatus including a thrust gas bearing
DE2522900C2 (de) * 1975-05-23 1984-01-12 Robert Bosch Gmbh, 7000 Stuttgart Drehkopfanordnung für ein Magnetbandgerät mit Schrägspurabtastung
JPS54102445A (en) * 1978-01-27 1979-08-11 Matsushita Electric Ind Co Ltd Fluid bearing revolving apparatus
US4354211A (en) * 1980-05-19 1982-10-12 Microcomputer Systems Corporation Magnetic tape apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5018017A (enExample) * 1973-06-18 1975-02-26

Also Published As

Publication number Publication date
US4408239A (en) 1983-10-04
JPS639288B2 (enExample) 1988-02-26

Similar Documents

Publication Publication Date Title
FR2377549B1 (enExample)
JPS576434A (en) Rotary head structure of helical scan type magnetic recorder and reproducer
JPS51127785A (en) Measuring method of information around the surface of the substances t o be measured applying the nucleus magnet resonance phenomenon
JPS51151436A (en) Mounting and demounting device of transmission shaft
JPS55163426A (en) Life testing method of and apparatus for bearing
JPS5720914A (en) Rotor for rotary magnetic head
JPS51146288A (en) Damage detecting device for detected substance having a circular cross section
JPS5283203A (en) Magnetic tape device
JPS57123555A (en) Tape guide drum device
JPS5419053A (en) Nut for ball screw device
JPS5686224A (en) Roller bearing for axial direction movement
JPS5671846A (en) Recording and playback device
JPS51126165A (en) Direct-acting type position detector
JPS5389051A (en) Rotary furnace
US3774980A (en) Sleeve bearing assembly
JPS5537541A (en) Inclined plate engine driving system
JPS52104173A (en) Shaft horsepower measuring method
JPS5517858A (en) Small-size magnetic recording device
GB1290305A (enExample)
JPS5569179A (en) Hologram recording-reconstructing device
JPS56134615A (en) Ball joint
JPS52133512A (en) Rotor for superconductive rotary machine
JPS6455052A (en) Linear actuator
JPS51131347A (en) Measuring unit for radial deflection of inner ring of cone roller bear ings and radial ball bearings
JPS51146214A (en) Gimbal of floating magnetic head