SE7602604L - Fastklemningsanordning for en roterbar informationsskiva - Google Patents
Fastklemningsanordning for en roterbar informationsskivaInfo
- Publication number
- SE7602604L SE7602604L SE7602604A SE7602604A SE7602604L SE 7602604 L SE7602604 L SE 7602604L SE 7602604 A SE7602604 A SE 7602604A SE 7602604 A SE7602604 A SE 7602604A SE 7602604 L SE7602604 L SE 7602604L
- Authority
- SE
- Sweden
- Prior art keywords
- record
- centring
- edge
- hole
- clamping device
- 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
- G11B17/032—Positioning by moving the door or the cover
Landscapes
- Holding Or Fastening Of Disk On Rotational Shaft (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NLAANVRAGE7502804,A NL174998C (nl) | 1975-03-10 | 1975-03-10 | Opspaninrichting voor een roterend aandrijfbare informatiedragende plaat. |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7602604L true SE7602604L (sv) | 1976-09-11 |
SE421256B SE421256B (sv) | 1981-12-07 |
Family
ID=19823334
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7602604A SE421256B (sv) | 1975-03-10 | 1976-02-27 | Skivspelare med fastklemmningsanordning for att festa en informationsberare |
SE8006628A SE419139B (sv) | 1975-03-10 | 1980-09-23 | Skivspelare med en fastklemningsanordning for att festa en bojlig skivformad informationsberare eller skiva pa en roterbar drivaxel |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8006628A SE419139B (sv) | 1975-03-10 | 1980-09-23 | Skivspelare med en fastklemningsanordning for att festa en bojlig skivformad informationsberare eller skiva pa en roterbar drivaxel |
Country Status (12)
Country | Link |
---|---|
US (1) | US3980308A (sv) |
AU (1) | AU500833B2 (sv) |
CA (1) | CA1057852A (sv) |
DE (1) | DE2607518C3 (sv) |
DK (1) | DK96576A (sv) |
ES (1) | ES445862A1 (sv) |
FR (1) | FR2304136A1 (sv) |
GB (1) | GB1538568A (sv) |
IT (1) | IT1057679B (sv) |
NL (1) | NL174998C (sv) |
NO (1) | NO760794L (sv) |
SE (2) | SE421256B (sv) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4040089A (en) * | 1976-06-14 | 1977-08-02 | Rca Corporation | Disc master positioning apparatus for a recording system |
NL7609375A (nl) * | 1976-08-24 | 1978-02-28 | Philips Nv | Opspaninrichting voor een roterend aandrijfbare informatiedragende plaat. |
DE2724823A1 (de) * | 1977-06-02 | 1978-12-07 | Bosch Gmbh Robert | Geraet zur aufzeichnung und/oder wiedergabe von signalen auf plattenfoermige traeger |
NL182032C (nl) * | 1978-06-05 | 1987-12-16 | Philips Nv | Inrichting voor het centreren, richten en vastklemmen van een roterende plaat. |
US4224648A (en) * | 1978-10-16 | 1980-09-23 | Control Data Corporation | Disc centering |
US4378576A (en) * | 1980-06-27 | 1983-03-29 | Magnetic Peripherals Inc. | Removable disc media |
US4350379A (en) * | 1980-10-10 | 1982-09-21 | General Electric Company | Universal lifting magnet |
US4367547A (en) * | 1981-05-04 | 1983-01-04 | Wayne H. Coloney Co., Inc. | Apparatus for holding record disks by vacuum |
JPS5814386A (ja) * | 1981-07-20 | 1983-01-27 | Toshiba Corp | デジタルデイスクプレ−ヤ装置 |
US4499573A (en) * | 1981-07-20 | 1985-02-12 | Tokyo Shibaura Denki Kabushiki Kaisha | Disc rotating apparatus |
JPS5814382A (ja) * | 1981-07-20 | 1983-01-27 | Toshiba Corp | デジタルデイスクプレ−ヤ装置 |
US4539671A (en) * | 1982-09-24 | 1985-09-03 | Sony Corporation | Recording and/or reproducing apparatus for a disk |
JPS5971487U (ja) * | 1982-10-29 | 1984-05-15 | ソニー株式会社 | 磁気デイスクの回転装着台 |
WO1985001380A1 (en) * | 1983-09-19 | 1985-03-28 | Storage Technology Partners Ii | Optical disk format employing resynchronizable data sectors |
DE3582133D1 (de) * | 1984-12-28 | 1991-04-18 | Yamaha Corp | Plattenklammervorrichtung fuer einen platten- kassettenspieler. |
JPS62223850A (ja) * | 1986-03-25 | 1987-10-01 | Sharp Corp | デイスククランプ装置 |
US5001700A (en) * | 1989-03-30 | 1991-03-19 | Literal Corporation | Disk clamp and centering apparatus for a beam addressable disk drive system |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2634134A (en) * | 1949-07-27 | 1953-04-07 | Edison Inc Thomas A | Record-disk centering and clamping mechanism |
US2943861A (en) * | 1956-05-28 | 1960-07-05 | Rca Corp | Multi-speed phonograph record player |
US3071381A (en) * | 1960-05-16 | 1963-01-01 | Cons Electronics Ind | Phonograph turntable |
US3176281A (en) * | 1961-10-23 | 1965-03-30 | Ibm | Portable memory for data processing machine |
US3377072A (en) * | 1965-12-11 | 1968-04-09 | Gentilini Augusto | Portable record player |
US3784853A (en) * | 1972-05-03 | 1974-01-08 | P Wangsness | Homopolar motor forming a sound record support |
US3768815A (en) * | 1972-06-21 | 1973-10-30 | Ibm | Apparatus for clamping and centering a flexible magnetic disk |
JPS4981012A (sv) * | 1972-12-08 | 1974-08-05 |
-
1975
- 1975-03-10 NL NLAANVRAGE7502804,A patent/NL174998C/xx not_active IP Right Cessation
- 1975-06-05 US US05/583,988 patent/US3980308A/en not_active Expired - Lifetime
-
1976
- 1976-02-25 DE DE2607518A patent/DE2607518C3/de not_active Expired
- 1976-02-27 SE SE7602604A patent/SE421256B/sv not_active IP Right Cessation
- 1976-03-05 CA CA247,224A patent/CA1057852A/en not_active Expired
- 1976-03-05 IT IT67543/76A patent/IT1057679B/it active
- 1976-03-05 DK DK96576*#A patent/DK96576A/da unknown
- 1976-03-05 GB GB8925/76A patent/GB1538568A/en not_active Expired
- 1976-03-08 NO NO760794A patent/NO760794L/no unknown
- 1976-03-08 ES ES445862A patent/ES445862A1/es not_active Expired
- 1976-03-09 AU AU11793/76A patent/AU500833B2/en not_active Expired
- 1976-03-10 FR FR7606833A patent/FR2304136A1/fr active Granted
-
1980
- 1980-09-23 SE SE8006628A patent/SE419139B/sv not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
NL7502804A (nl) | 1976-09-14 |
AU500833B2 (en) | 1979-05-31 |
IT1057679B (it) | 1982-03-30 |
DE2607518A1 (de) | 1976-09-30 |
AU1179376A (en) | 1977-09-15 |
NO760794L (sv) | 1976-09-13 |
ES445862A1 (es) | 1977-05-01 |
FR2304136B1 (sv) | 1981-06-26 |
US3980308A (en) | 1976-09-14 |
GB1538568A (en) | 1979-01-24 |
CA1057852A (en) | 1979-07-03 |
SE8006628L (sv) | 1980-09-23 |
DE2607518B2 (de) | 1980-05-29 |
DK96576A (da) | 1976-09-11 |
NL174998C (nl) | 1984-09-03 |
NL174998B (nl) | 1984-04-02 |
SE419139B (sv) | 1981-07-13 |
DE2607518C3 (de) | 1988-03-24 |
FR2304136A1 (fr) | 1976-10-08 |
SE421256B (sv) | 1981-12-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
Ref document number: 7602604-6 Effective date: 19900131 Format of ref document f/p: F |