GB2013957B - Disc reproducting system for compensating mechanical imperfections - Google Patents

Disc reproducting system for compensating mechanical imperfections

Info

Publication number
GB2013957B
GB2013957B GB7848108A GB7848108A GB2013957B GB 2013957 B GB2013957 B GB 2013957B GB 7848108 A GB7848108 A GB 7848108A GB 7848108 A GB7848108 A GB 7848108A GB 2013957 B GB2013957 B GB 2013957B
Authority
GB
United Kingdom
Prior art keywords
disc
mechanical imperfections
compensating mechanical
reproducting
reproducting system
Prior art date
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
GB7848108A
Other versions
GB2013957A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Publication of GB2013957A publication Critical patent/GB2013957A/en
Application granted granted Critical
Publication of GB2013957B publication Critical patent/GB2013957B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/02—Arrangements of heads
    • G11B3/10—Arranging, supporting, or driving of heads or of transducers relatively to record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/60—Turntables for record carriers
GB7848108A 1977-12-12 1978-12-12 Disc reproducting system for compensating mechanical imperfections Expired GB2013957B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US85979977A 1977-12-12 1977-12-12
US96542378A 1978-12-01 1978-12-01

Publications (2)

Publication Number Publication Date
GB2013957A GB2013957A (en) 1979-08-15
GB2013957B true GB2013957B (en) 1982-08-18

Family

ID=27127539

Family Applications (6)

Application Number Title Priority Date Filing Date
GB7848108A Expired GB2013957B (en) 1977-12-12 1978-12-12 Disc reproducting system for compensating mechanical imperfections
GB8100418A Expired GB2068627B (en) 1977-12-12 1978-12-12 Disc reproducing system for compensating mechanical imperfections in disc
GB8100419A Expired GB2067820B (en) 1977-12-12 1978-12-12 Disc reproducing system for compensating mechanical imperfections
GB8100422A Expired GB2067341B (en) 1977-12-12 1978-12-12 Disc record playback
GB8100420A Expired GB2067339B (en) 1977-12-12 1978-12-12 Disc reproducing system for compensating mechanical imperfections in the disc
GB8100421A Expired GB2067340B (en) 1977-12-12 1978-12-12 Gramophone disc system for compensating mechanical imperfections

Family Applications After (5)

Application Number Title Priority Date Filing Date
GB8100418A Expired GB2068627B (en) 1977-12-12 1978-12-12 Disc reproducing system for compensating mechanical imperfections in disc
GB8100419A Expired GB2067820B (en) 1977-12-12 1978-12-12 Disc reproducing system for compensating mechanical imperfections
GB8100422A Expired GB2067341B (en) 1977-12-12 1978-12-12 Disc record playback
GB8100420A Expired GB2067339B (en) 1977-12-12 1978-12-12 Disc reproducing system for compensating mechanical imperfections in the disc
GB8100421A Expired GB2067340B (en) 1977-12-12 1978-12-12 Gramophone disc system for compensating mechanical imperfections

Country Status (15)

Country Link
JP (3) JPH0766483B2 (en)
AT (2) AT370895B (en)
AU (1) AU530071B2 (en)
BE (1) BE872692A (en)
CA (2) CA1147268A (en)
CH (1) CH645744A5 (en)
DE (1) DE2853478A1 (en)
DK (6) DK557378A (en)
ES (1) ES475897A1 (en)
FR (1) FR2411461B1 (en)
GB (6) GB2013957B (en)
MY (6) MY8500413A (en)
NL (1) NL7812032A (en)
NO (6) NO155418C (en)
SE (6) SE441634B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4712208A (en) * 1977-12-12 1987-12-08 Dolby Ray Milton Disc reproducing system for compensating mechanical imperfections
US4340956A (en) * 1980-04-10 1982-07-20 Rca Corporation Minimum tracking force stylus
DE3440999A1 (en) * 1984-11-09 1986-05-15 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen TURNTABLE WITH MEANS FOR DETECTING RECORDING AND SCANING TRACK ANGLE
JPH0520759A (en) * 1991-04-19 1993-01-29 Sony Corp Disk driving device
JP4788984B2 (en) * 2000-04-11 2011-10-05 ベスタクス株式会社 Tonearm and record player

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2488936A (en) * 1940-12-12 1949-11-22 Rca Corp Frequency-modulation recording and reproducing and its combination with a radio receiver
US2328862A (en) * 1941-12-24 1943-09-07 Soundscriber Corp Phonograph record scanning device
US2572712A (en) * 1948-11-06 1951-10-23 Gen Instrument Corp Dual purpose pickup assembly and relief member therefor
DE1109394B (en) * 1958-03-10 1961-06-22 Emi Ltd Device for controlling the cutting depth of record grooves as a function of surface unevenness
GB908892A (en) * 1958-03-10 1962-10-24 Emi Ltd Improvements in or relating to methods and apparatus for recording signals
US2955827A (en) * 1959-08-28 1960-10-11 William T Moore Guide means for phonograph needle
US3228700A (en) * 1962-12-05 1966-01-11 Rca Corp Suspension systems for phonograph pickups
FR1546954A (en) * 1966-12-22 1968-11-22 Teldec Telefunken Decca Method for etching a groove on the surface of a signal recording medium
US3830505A (en) * 1971-11-22 1974-08-20 J Rabinow Vertical stabilizer for phonograph arms
JPS4963323A (en) * 1972-10-19 1974-06-19
JPS5116557B2 (en) * 1972-12-12 1976-05-25
JPS4991603A (en) * 1972-12-30 1974-09-02
JPS524169B2 (en) * 1973-08-15 1977-02-02
DE2349678C2 (en) * 1973-10-03 1975-01-09 Electroacustic Gmbh, 2300 Kiel Method and device for suppressing interference signals
JPS5110906A (en) * 1974-07-18 1976-01-28 Victor Company Of Japan KOMITSUDOJOHOKIROKUENBANSAISEISOCHI
JPS585829B2 (en) * 1974-10-21 1983-02-01 株式会社小松製作所 Soukishiyariyouno Soukou Souchi

Also Published As

Publication number Publication date
DK557378A (en) 1979-06-13
SE8500334L (en) 1985-01-24
AU530071B2 (en) 1983-06-30
NO784165L (en) 1979-06-13
JPH08161701A (en) 1996-06-21
DK350886A (en) 1986-07-23
ATA885178A (en) 1982-09-15
NO862026L (en) 1979-06-13
CH645744A5 (en) 1984-10-15
AU4243278A (en) 1979-06-21
NO862028L (en) 1979-06-13
GB2013957A (en) 1979-08-15
JPS5499402A (en) 1979-08-06
GB2067820A (en) 1981-07-30
MY8500411A (en) 1985-12-31
DK350986D0 (en) 1986-07-23
NO862030L (en) 1979-06-13
MY8500415A (en) 1985-12-31
SE441634B (en) 1985-10-21
GB2067820B (en) 1983-01-12
JPH07326001A (en) 1995-12-12
DK351186D0 (en) 1986-07-23
NO155418C (en) 1987-04-01
MY8500414A (en) 1985-12-31
SE8500334D0 (en) 1985-01-24
GB2067341A (en) 1981-07-22
MY8500413A (en) 1985-12-31
SE8500330L (en) 1985-01-24
AT370895B (en) 1983-05-10
DK350886D0 (en) 1986-07-23
CA1180663A (en) 1985-01-08
SE8500332D0 (en) 1985-01-24
DK351086D0 (en) 1986-07-23
DK351086A (en) 1986-07-23
NO155418B (en) 1986-12-15
GB2067339A (en) 1981-07-22
GB2067340A (en) 1981-07-22
AT376312B (en) 1984-11-12
BE872692A (en) 1979-03-30
ES475897A1 (en) 1979-12-01
GB2067340B (en) 1983-02-02
MY8500412A (en) 1985-12-31
GB2067339B (en) 1982-10-20
SE8500331D0 (en) 1985-01-24
SE8500333L (en) 1985-01-24
JPH0766483B2 (en) 1995-07-19
NO862027L (en) 1979-06-13
MY8500410A (en) 1985-12-31
FR2411461B1 (en) 1985-12-06
NO862029L (en) 1979-06-13
GB2068627A (en) 1981-08-12
CA1147268A (en) 1983-05-31
SE8500331L (en) 1985-01-24
DE2853478A1 (en) 1979-06-13
DK351286A (en) 1986-07-23
SE8500332L (en) 1985-01-24
DK350986A (en) 1986-07-23
SE7812712L (en) 1979-06-13
GB2068627B (en) 1983-02-02
JP2673170B2 (en) 1997-11-05
DK351286D0 (en) 1986-07-23
SE8500333D0 (en) 1985-01-24
ATA447181A (en) 1984-03-15
DK351186A (en) 1986-07-23
SE8500330D0 (en) 1985-01-24
GB2067341B (en) 1982-10-20
NL7812032A (en) 1979-06-14
FR2411461A1 (en) 1979-07-06

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 19981211