JPS5731369Y2 - - Google Patents

Info

Publication number
JPS5731369Y2
JPS5731369Y2 JP1976113050U JP11305076U JPS5731369Y2 JP S5731369 Y2 JPS5731369 Y2 JP S5731369Y2 JP 1976113050 U JP1976113050 U JP 1976113050U JP 11305076 U JP11305076 U JP 11305076U JP S5731369 Y2 JPS5731369 Y2 JP S5731369Y2
Authority
JP
Japan
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.)
Expired
Application number
JP1976113050U
Other versions
JPS5231325U (ja
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
Publication of JPS5231325U publication Critical patent/JPS5231325U/ja
Application granted granted Critical
Publication of JPS5731369Y2 publication Critical patent/JPS5731369Y2/ja
Expired 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
    • G11B17/32—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
    • 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
    • G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
    • G11B7/0037—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with discs
    • 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

Landscapes

  • Optical Head (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
JP1976113050U 1975-08-28 1976-08-25 Expired JPS5731369Y2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7510150,A NL178283C (nl) 1975-08-28 1975-08-28 Afspeelinrichting, in het bijzonder videospeler.

Publications (2)

Publication Number Publication Date
JPS5231325U JPS5231325U (ja) 1977-03-04
JPS5731369Y2 true JPS5731369Y2 (ja) 1982-07-09

Family

ID=19824366

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1976113050U Expired JPS5731369Y2 (ja) 1975-08-28 1976-08-25

Country Status (13)

Country Link
US (1) US3977684A (ja)
JP (1) JPS5731369Y2 (ja)
AU (1) AU505740B2 (ja)
CA (1) CA1070014A (ja)
DE (1) DE2636648C3 (ja)
DK (1) DK382776A (ja)
ES (1) ES451006A1 (ja)
FR (1) FR2322419A1 (ja)
GB (1) GB1554294A (ja)
IT (1) IT1071196B (ja)
NL (1) NL178283C (ja)
NO (1) NO762927L (ja)
SE (1) SE414090B (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2615605C2 (de) * 1976-04-09 1978-06-01 Polygram Gmbh, 2000 Hamburg Scheibenförmiger Informationsträger und Verfahren zu seiner Herstellung
NL7605374A (nl) * 1976-05-20 1977-11-22 Philips Nv Inrichting voor het met behulp van een stralen- bundel optisch uitlezen en/of beschrijven van een roterende plaat.
NL7801870A (nl) * 1978-02-20 1979-08-22 Philips Nv Optische platenspeler.
NL8004379A (nl) * 1980-07-31 1982-03-01 Philips Nv Inrichting voor het met behulp van een stralingsbundel inschrijven en/of uitlezen van informatie op een roterende informatieschijf.
US4488279A (en) * 1980-10-20 1984-12-11 Discovision Associates Video recorder-playback machine
CA1159150A (en) * 1980-10-20 1983-12-20 Richard L. Wilkinson Video recorder-playback machine
JPS57181401A (en) * 1981-05-01 1982-11-08 Toshiba Corp Optical information processor
NL8204023A (nl) * 1982-10-19 1984-05-16 Philips Nv Inrichting voor het optisch uitlezen en/of inschrijven van informatie.
TW200502945A (en) * 2003-07-02 2005-01-16 Asustek Comp Inc Heat dissipation apparatus of optical pickup head

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US728867A (en) * 1901-02-15 1903-05-26 Francis W H Clay Process of making sound-reproducing records.
US2270996A (en) * 1936-06-22 1942-01-27 Pintsch Julius Kg Arrangement and process for the production of endless sound films
DE2051840B2 (de) * 1970-10-22 1972-05-25 Electroacustic Gmbh, 2300 Kiel Abspielgeraet fuer rotierende, folienartig flexible bildplatten
US3839601A (en) * 1971-07-06 1974-10-01 Gakken Co Ltd Optical record sheet and device for reproducing sound therefrom

Also Published As

Publication number Publication date
FR2322419A1 (fr) 1977-03-25
FR2322419B1 (ja) 1980-05-16
DE2636648B2 (de) 1981-03-19
DK382776A (da) 1977-03-01
SE7609380L (sv) 1977-03-01
DE2636648A1 (de) 1977-03-10
AU505740B2 (en) 1979-11-29
IT1071196B (it) 1985-04-02
CA1070014A (en) 1980-01-15
AU1708176A (en) 1978-03-02
SE414090B (sv) 1980-07-07
ES451006A1 (es) 1977-08-01
DE2636648C3 (de) 1981-12-10
NO762927L (ja) 1977-03-01
US3977684A (en) 1976-08-31
GB1554294A (en) 1979-10-17
NL178283B (nl) 1985-09-16
NL7510150A (nl) 1977-03-02
NL178283C (nl) 1986-02-17
JPS5231325U (ja) 1977-03-04

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