USB370453I5 - - Google Patents

Info

Publication number
USB370453I5
USB370453I5 US37045373A USB370453I5 US B370453 I5 USB370453 I5 US B370453I5 US 37045373 A US37045373 A US 37045373A US B370453 I5 USB370453 I5 US B370453I5
Authority
US
United States
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.)
Pending
Application number
Other languages
English (en)
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 filed Critical
Priority to US05/370,453 priority Critical patent/US3964101A/en
Publication of USB370453I5 publication Critical patent/USB370453I5/en
Application granted granted Critical
Publication of US3964101A publication Critical patent/US3964101A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/02—Details
    • G11B17/022—Positioning or locking of single discs
    • G11B17/028—Positioning or locking of single discs of discs rotating during transducing operation
US05/370,453 1973-06-15 1973-06-15 Magnetic recording disc Expired - Lifetime US3964101A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US05/370,453 US3964101A (en) 1973-06-15 1973-06-15 Magnetic recording disc

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/370,453 US3964101A (en) 1973-06-15 1973-06-15 Magnetic recording disc

Publications (2)

Publication Number Publication Date
USB370453I5 true USB370453I5 (cs) 1975-01-28
US3964101A US3964101A (en) 1976-06-15

Family

ID=23459732

Family Applications (1)

Application Number Title Priority Date Filing Date
US05/370,453 Expired - Lifetime US3964101A (en) 1973-06-15 1973-06-15 Magnetic recording disc

Country Status (1)

Country Link
US (1) US3964101A (cs)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4216512A (en) * 1978-08-21 1980-08-05 Sycor, Inc. Disc recorder with brushless DC motor drive
US4577248A (en) * 1983-01-31 1986-03-18 Gill Cantwell Floppy disc rotational apparatus

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3212075A (en) * 1961-05-09 1965-10-12 Rca Corp Rigid information storage device upon which a layer of resilient material is disposed
US3417389A (en) * 1962-11-21 1968-12-17 Pioneer Electroform Mfg Co Magnetic record medium
US3488646A (en) * 1967-05-11 1970-01-06 Matsushita Electric Industrial Co Ltd Rotary disc unit
US3537083A (en) * 1968-11-27 1970-10-27 Univ Illinois Flexible surface disc for magnetic recorders with central pneumatic orifice
US3646533A (en) * 1969-04-08 1972-02-29 Burroughs Corp Rotary disk assembly having low-density core for information storage system
US3729720A (en) * 1971-06-18 1973-04-24 Ibm Turntable for rigidly mounting thin flexible magnetic discs
US3731292A (en) * 1971-09-27 1973-05-01 Arvin Ind Inc Finger between flexible disc and backing plate
US3751598A (en) * 1971-01-27 1973-08-07 S Muraoka Magnetic record-playback device

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3212075A (en) * 1961-05-09 1965-10-12 Rca Corp Rigid information storage device upon which a layer of resilient material is disposed
US3417389A (en) * 1962-11-21 1968-12-17 Pioneer Electroform Mfg Co Magnetic record medium
US3488646A (en) * 1967-05-11 1970-01-06 Matsushita Electric Industrial Co Ltd Rotary disc unit
US3537083A (en) * 1968-11-27 1970-10-27 Univ Illinois Flexible surface disc for magnetic recorders with central pneumatic orifice
US3646533A (en) * 1969-04-08 1972-02-29 Burroughs Corp Rotary disk assembly having low-density core for information storage system
US3751598A (en) * 1971-01-27 1973-08-07 S Muraoka Magnetic record-playback device
US3729720A (en) * 1971-06-18 1973-04-24 Ibm Turntable for rigidly mounting thin flexible magnetic discs
US3731292A (en) * 1971-09-27 1973-05-01 Arvin Ind Inc Finger between flexible disc and backing plate

Also Published As

Publication number Publication date
US3964101A (en) 1976-06-15

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