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
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
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 (enrdf_load_html_response) | 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 (enrdf_load_html_response) |
Families Citing this family (2)
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)
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 Ind 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 |
-
1973
- 1973-06-15 US US05/370,453 patent/US3964101A/en not_active Expired - Lifetime
Patent Citations (8)
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 Ind 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 |