NL180789C - Magnetische opneem- en/of weergeefinrichting. - Google Patents
Magnetische opneem- en/of weergeefinrichting.Info
- Publication number
- NL180789C NL180789C NLAANVRAGE7207199,A NL7207199A NL180789C NL 180789 C NL180789 C NL 180789C NL 7207199 A NL7207199 A NL 7207199A NL 180789 C NL180789 C NL 180789C
- Authority
- NL
- Netherlands
- Prior art keywords
- magnetic recording
- displaying device
- displaying
- recording
- magnetic
- Prior art date
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
- G11B17/0284—Positioning or locking of single discs of discs rotating during transducing operation by clampers
- G11B17/0285—Positioning or locking of single discs of discs rotating during transducing operation by clampers mounted on a bridge
-
- 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
- G11B17/32—Maintaining desired spacing between record carrier and head, e.g. by fluid-dynamic spacing
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/50—Reconditioning of record carriers; Cleaning of record carriers ; Carrying-off electrostatic charges
- G11B23/505—Reconditioning of record carriers; Cleaning of record carriers ; Carrying-off electrostatic charges of disk carriers
-
- 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
- G11B5/49—Fixed mounting or arrangements, e.g. one head per track
-
- 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
- G11B5/49—Fixed mounting or arrangements, e.g. one head per track
- G11B5/4907—Details for scanning
-
- 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
- G11B5/55—Track change, selection or acquisition by displacement of the head
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4320971U JPS482918U (nl) | 1971-05-26 | 1971-05-26 | |
JP5095771U JPS5040577Y2 (nl) | 1971-06-15 | 1971-06-15 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7207199A NL7207199A (nl) | 1972-11-28 |
NL180789B NL180789B (nl) | 1986-11-17 |
NL180789C true NL180789C (nl) | 1987-04-16 |
Family
ID=26382949
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7207199,A NL180789C (nl) | 1971-05-26 | 1972-05-26 | Magnetische opneem- en/of weergeefinrichting. |
Country Status (7)
Country | Link |
---|---|
US (1) | US3764758A (nl) |
CA (1) | CA992201A (nl) |
DE (1) | DE2225809C2 (nl) |
FR (1) | FR2139166B1 (nl) |
GB (1) | GB1356773A (nl) |
IT (1) | IT958081B (nl) |
NL (1) | NL180789C (nl) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4074330A (en) * | 1976-08-30 | 1978-02-14 | International Business Machines Corporation | Flexible disk storage apparatus |
FR2396383A1 (fr) * | 1977-07-01 | 1979-01-26 | Thomson Brandt | Dispositif de sustentation d'un support d'information en forme de disque souple et lecteur de disque utilisant un tel dispositif |
US4367545A (en) * | 1979-02-16 | 1983-01-04 | Discovision Associates | Video disc player |
US4658318A (en) * | 1981-04-22 | 1987-04-14 | Iomega Corporation | Magnetic disk cartridge having improved locking mechanism and ringing pad |
BR8203828A (pt) * | 1981-07-02 | 1983-06-28 | Irwin Int Inc | Dispositivo de armazenamento de dados duplo integrado aparelho registrador a disco aperfeicoamento em um aparelho registrador a disco e mecanismo impulsor de fita |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2950353A (en) * | 1955-07-05 | 1960-08-23 | Litton Industries Inc | Pliant disk magnetic recording apparatus |
DE1098736B (de) * | 1959-09-22 | 1961-02-02 | Siemens Ag | Magnetfolienspeicher |
US3110889A (en) * | 1960-05-02 | 1963-11-12 | Lab For Electronics Inc | Magnetic disc storage device |
US3179945A (en) * | 1961-03-21 | 1965-04-20 | Lab For Electronics Inc | Magnetic disc storage device |
US3178719A (en) * | 1961-07-20 | 1965-04-13 | Lab For Electronics Inc | Magnetic disc |
BE624692A (nl) * | 1961-11-10 | |||
US3343133A (en) * | 1963-08-09 | 1967-09-19 | Dirks Gerhard | Data handling system |
US3405405A (en) * | 1965-08-11 | 1968-10-08 | Lab For Electronics Inc | Displaceable disc magnetic storage assembly |
US3537083A (en) * | 1968-11-27 | 1970-10-27 | Univ Illinois | Flexible surface disc for magnetic recorders with central pneumatic orifice |
US3688285A (en) * | 1970-02-16 | 1972-08-29 | Ibm | Flexible disk magnetic recording device |
US3696350A (en) * | 1970-08-27 | 1972-10-03 | William D Cohen | Connected rotatable pliable disk and rigid disk with annular groove for recording using an air bearing |
US3678219A (en) * | 1970-09-25 | 1972-07-18 | Willard Lab Inc | Flying magnetic head testing apparatus |
-
1972
- 1972-05-23 US US00256151A patent/US3764758A/en not_active Expired - Lifetime
- 1972-05-25 GB GB2476772A patent/GB1356773A/en not_active Expired
- 1972-05-25 CA CA142,985A patent/CA992201A/en not_active Expired
- 1972-05-26 NL NLAANVRAGE7207199,A patent/NL180789C/nl not_active IP Right Cessation
- 1972-05-26 IT IT5051572A patent/IT958081B/it active
- 1972-05-26 FR FR7218985A patent/FR2139166B1/fr not_active Expired
- 1972-05-26 DE DE2225809A patent/DE2225809C2/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3764758A (en) | 1973-10-09 |
GB1356773A (en) | 1974-06-12 |
NL7207199A (nl) | 1972-11-28 |
FR2139166B1 (nl) | 1977-12-23 |
DE2225809C2 (de) | 1984-07-26 |
CA992201A (en) | 1976-06-29 |
NL180789B (nl) | 1986-11-17 |
DE2225809A1 (de) | 1973-01-11 |
FR2139166A1 (nl) | 1973-01-05 |
IT958081B (it) | 1973-10-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
V1 | Lapsed because of non-payment of the annual fee |