CA1147268A - Lecteur de disques a compensation des imperfections mecaniques - Google Patents

Lecteur de disques a compensation des imperfections mecaniques

Info

Publication number
CA1147268A
CA1147268A CA000317805A CA317805A CA1147268A CA 1147268 A CA1147268 A CA 1147268A CA 000317805 A CA000317805 A CA 000317805A CA 317805 A CA317805 A CA 317805A CA 1147268 A CA1147268 A CA 1147268A
Authority
CA
Canada
Prior art keywords
cartridge
disc
arm
stylus
turntable
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
CA000317805A
Other languages
English (en)
Inventor
Ray M. Dolby
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
Application granted granted Critical
Publication of CA1147268A publication Critical patent/CA1147268A/fr
Priority to CA000467559A priority Critical patent/CA1209487A/fr
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

Landscapes

  • Moving Of Heads (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Moving Of The Head To Find And Align With The Track (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Indicating And Signalling Devices For Elevators (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Telephonic Communication Services (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Supporting Of Heads In Record-Carrier Devices (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
CA000317805A 1977-12-12 1978-12-12 Lecteur de disques a compensation des imperfections mecaniques Expired CA1147268A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000467559A CA1209487A (fr) 1977-12-12 1984-11-09 Lecteur de disque pouvant compenser l'effet des imperfections mecaniques dans le disque

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US85979977A 1977-12-12 1977-12-12
US859,799 1977-12-12
US96542378A 1978-12-01 1978-12-01
US965,423 1978-12-01

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CA000429247A Division CA1180663A (fr) 1977-12-12 1983-05-30 Systeme lecteur de disques a compensateur d'imperfections

Publications (1)

Publication Number Publication Date
CA1147268A true CA1147268A (fr) 1983-05-31

Family

ID=27127539

Family Applications (2)

Application Number Title Priority Date Filing Date
CA000317805A Expired CA1147268A (fr) 1977-12-12 1978-12-12 Lecteur de disques a compensation des imperfections mecaniques
CA000429247A Expired CA1180663A (fr) 1977-12-12 1983-05-30 Systeme lecteur de disques a compensateur d'imperfections

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA000429247A Expired CA1180663A (fr) 1977-12-12 1983-05-30 Systeme lecteur de disques a compensateur d'imperfections

Country Status (15)

Country Link
JP (3) JPH0766483B2 (fr)
AT (2) AT370895B (fr)
AU (1) AU530071B2 (fr)
BE (1) BE872692A (fr)
CA (2) CA1147268A (fr)
CH (1) CH645744A5 (fr)
DE (1) DE2853478A1 (fr)
DK (6) DK557378A (fr)
ES (1) ES475897A1 (fr)
FR (1) FR2411461B1 (fr)
GB (6) GB2013957B (fr)
MY (6) MY8500414A (fr)
NL (1) NL7812032A (fr)
NO (6) NO155418C (fr)
SE (6) SE441634B (fr)

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 (de) * 1984-11-09 1986-05-15 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Plattenspieler mit mitteln zur erfassung von aufzeichnungs- und abtastspurwinkel
JPH0520759A (ja) * 1991-04-19 1993-01-29 Sony Corp デイスクドライブ装置
JP4788984B2 (ja) * 2000-04-11 2011-10-05 ベスタクス株式会社 トーンアームおよびレコードプレーヤ

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 (de) * 1958-03-10 1961-06-22 Emi Ltd Einrichtung zum Steuern der Schnittiefe von Schallplattenrillen in Abhaengigkeit von Oberflaechenunebenheiten
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 (fr) * 1966-12-22 1968-11-22 Teldec Telefunken Decca Procédé pour la gravure d'un sillon à la surface d'un support d'enregistrement de signaux
US3830505A (en) * 1971-11-22 1974-08-20 J Rabinow Vertical stabilizer for phonograph arms
JPS4963323A (fr) * 1972-10-19 1974-06-19
JPS5116557B2 (fr) * 1972-12-12 1976-05-25
JPS4991603A (fr) * 1972-12-30 1974-09-02
JPS524169B2 (fr) * 1973-08-15 1977-02-02
DE2349678C2 (de) * 1973-10-03 1975-01-09 Electroacustic Gmbh, 2300 Kiel Verfahren und Einrichtung zur Unterdrückung von Störsignalen
JPS5110906A (ja) * 1974-07-18 1976-01-28 Victor Company Of Japan Komitsudojohokirokuenbansaiseisochi
JPS585829B2 (ja) * 1974-10-21 1983-02-01 株式会社小松製作所 ソウキシヤリヨウノ ソウコウソウチ

Also Published As

Publication number Publication date
NO862027L (no) 1979-06-13
FR2411461B1 (fr) 1985-12-06
DK350886D0 (da) 1986-07-23
SE8500331D0 (sv) 1985-01-24
SE8500334D0 (sv) 1985-01-24
MY8500411A (en) 1985-12-31
NO155418C (no) 1987-04-01
DE2853478A1 (de) 1979-06-13
NO862026L (no) 1979-06-13
AT376312B (de) 1984-11-12
ATA447181A (de) 1984-03-15
DK351286A (da) 1986-07-23
AU4243278A (en) 1979-06-21
DK351186D0 (da) 1986-07-23
GB2013957A (en) 1979-08-15
GB2067820A (en) 1981-07-30
AU530071B2 (en) 1983-06-30
DK351286D0 (da) 1986-07-23
SE8500332L (sv) 1985-01-24
GB2067820B (en) 1983-01-12
SE8500333L (sv) 1985-01-24
SE7812712L (sv) 1979-06-13
SE441634B (sv) 1985-10-21
ATA885178A (de) 1982-09-15
GB2013957B (en) 1982-08-18
MY8500413A (en) 1985-12-31
NO862030L (no) 1979-06-13
DK557378A (da) 1979-06-13
GB2068627B (en) 1983-02-02
SE8500330D0 (sv) 1985-01-24
GB2067339A (en) 1981-07-22
JP2673170B2 (ja) 1997-11-05
GB2067341B (en) 1982-10-20
ES475897A1 (es) 1979-12-01
DK351086D0 (da) 1986-07-23
MY8500410A (en) 1985-12-31
NO784165L (no) 1979-06-13
GB2067341A (en) 1981-07-22
CA1180663A (fr) 1985-01-08
SE8500331L (sv) 1985-01-24
AT370895B (de) 1983-05-10
NO862028L (no) 1979-06-13
GB2067340B (en) 1983-02-02
DK350986A (da) 1986-07-23
CH645744A5 (de) 1984-10-15
JPH0766483B2 (ja) 1995-07-19
JPH08161701A (ja) 1996-06-21
JPH07326001A (ja) 1995-12-12
BE872692A (fr) 1979-03-30
SE8500334L (sv) 1985-01-24
FR2411461A1 (fr) 1979-07-06
MY8500415A (en) 1985-12-31
JPS5499402A (en) 1979-08-06
NL7812032A (nl) 1979-06-14
NO862029L (no) 1979-06-13
DK350986D0 (da) 1986-07-23
GB2067339B (en) 1982-10-20
DK350886A (da) 1986-07-23
SE8500332D0 (sv) 1985-01-24
SE8500330L (sv) 1985-01-24
MY8500412A (en) 1985-12-31
SE8500333D0 (sv) 1985-01-24
GB2067340A (en) 1981-07-22
NO155418B (no) 1986-12-15
MY8500414A (en) 1985-12-31
DK351186A (da) 1986-07-23
DK351086A (da) 1986-07-23
GB2068627A (en) 1981-08-12

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Legal Events

Date Code Title Description
MKEX Expiry