IL91514A0 - Connectorless hermetic optical disk system - Google Patents
Connectorless hermetic optical disk systemInfo
- Publication number
- IL91514A0 IL91514A0 IL91514A IL9151489A IL91514A0 IL 91514 A0 IL91514 A0 IL 91514A0 IL 91514 A IL91514 A IL 91514A IL 9151489 A IL9151489 A IL 9151489A IL 91514 A0 IL91514 A0 IL 91514A0
- Authority
- IL
- Israel
- Prior art keywords
- connectorless
- optical disk
- disk system
- hermetic optical
- hermetic
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
- G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
- G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
- G11B11/1055—Disposition or mounting of transducers relative to record carriers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
- G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
- G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
- G11B11/1055—Disposition or mounting of transducers relative to record carriers
- G11B11/10556—Disposition or mounting of transducers relative to record carriers with provision for moving or switching or masking the transducers in or out of their operative position
- G11B11/10567—Mechanically moving the transducers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
- G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
- G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
- G11B11/1055—Disposition or mounting of transducers relative to record carriers
- G11B11/10576—Disposition or mounting of transducers relative to record carriers with provision for moving the transducers for maintaining alignment or spacing relative to the carrier
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/20—Driving; Starting; Stopping; Control thereof
- G11B19/2009—Turntables, hubs and motors for disk drives; Mounting of motors in the drive
-
- 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
- G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
- G11B23/03—Containers for flat record carriers
- G11B23/0301—Details
- G11B23/0313—Container cases
- G11B23/0316—Constructional details, e.g. shape
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B25/00—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus
- G11B25/04—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card
- G11B25/043—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card using rotating discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
- G11B33/14—Reducing influence of physical parameters, e.g. temperature change, moisture, dust
- G11B33/1446—Reducing contamination, e.g. by dust, debris
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
- G11B7/0857—Arrangements for mechanically moving the whole head
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US25134688A | 1988-09-29 | 1988-09-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
IL91514A0 true IL91514A0 (en) | 1990-04-29 |
Family
ID=22951557
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL91514A IL91514A0 (en) | 1988-09-29 | 1989-09-04 | Connectorless hermetic optical disk system |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0388452A1 (en) |
JP (1) | JPH03501662A (en) |
CN (1) | CN1041471A (en) |
IL (1) | IL91514A0 (en) |
WO (1) | WO1990003642A1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0250336A (en) * | 1988-08-11 | 1990-02-20 | Nikon Corp | Overwrite type magneto-optical recorder in combined use |
JP3364969B2 (en) * | 1992-12-18 | 2003-01-08 | ソニー株式会社 | Magneto-optical disk drive |
KR100788647B1 (en) * | 2001-09-12 | 2007-12-26 | 삼성전자주식회사 | A disk cartridge |
JP2005158209A (en) * | 2003-11-28 | 2005-06-16 | Sony Corp | Tape cartridge |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6034753B2 (en) * | 1977-06-02 | 1985-08-10 | 株式会社リコー | Temperature control method for heating recording sheet |
JPS56137555A (en) * | 1980-03-27 | 1981-10-27 | Sony Corp | Optical disc cassette and disc driving method |
US4542495A (en) * | 1983-10-31 | 1985-09-17 | Storage Technology Partners Ii | Hermetically sealed disk cartridge with adjustable optical window |
JPH0664821B2 (en) * | 1984-12-30 | 1994-08-22 | オリンパス光学工業株式会社 | Recording medium loading device |
-
1989
- 1989-08-28 EP EP19890909963 patent/EP0388452A1/en not_active Withdrawn
- 1989-08-28 JP JP1509285A patent/JPH03501662A/en active Pending
- 1989-08-28 WO PCT/US1989/003723 patent/WO1990003642A1/en not_active Application Discontinuation
- 1989-09-04 IL IL91514A patent/IL91514A0/en unknown
- 1989-09-27 CN CN89107526.7A patent/CN1041471A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
JPH03501662A (en) | 1991-04-11 |
EP0388452A1 (en) | 1990-09-26 |
CN1041471A (en) | 1990-04-18 |
WO1990003642A1 (en) | 1990-04-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU7361287A (en) | Optical turntable system | |
EP0343489A3 (en) | Optical amplifier module | |
HK9794A (en) | Amplifying optical signals | |
GB8816064D0 (en) | Optical system | |
GB2231439B (en) | Optical disk case assembly | |
EP0282288A3 (en) | Optical disk system | |
GB2225422B (en) | Optical transducer systems | |
EP0299742A3 (en) | Optical disk | |
GB8803525D0 (en) | Optical aid | |
GB8815966D0 (en) | Optical elements | |
EP0239130A3 (en) | Optical disc | |
EP0336616A3 (en) | Compatible optical disk | |
HK113795A (en) | Optical fibre amplifier | |
IL91514A0 (en) | Connectorless hermetic optical disk system | |
GB8925863D0 (en) | Optical aid | |
GB8723636D0 (en) | Optical disc | |
EP0296338A3 (en) | Optical disc system | |
GB2221768B (en) | Optical devices | |
EP0354773A3 (en) | Optical disk manufacture | |
GB8923139D0 (en) | Optical system | |
GB2216710B (en) | Optical or magneto-optical data system | |
EP0329304A3 (en) | Optical recording | |
GB8820983D0 (en) | Optical system | |
GB2213964B (en) | Optical alignment system | |
GB2223327B (en) | Optical devices |