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

Lecteur de disques a compensation des imperfections mecaniques

Info

Publication number: CA1147268A
Authority: CA; Canada
Prior art keywords: cartridge; disc; arm; stylus; turntable
Prior art date: 1977-12-12
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.)

1977-12-12

Filing date

1978-12-12

Publication date

1983-05-31

1978-12-12 Application filed by Individual filed Critical Individual

1983-05-31 Application granted granted Critical

1983-05-31 Publication of CA1147268A publication Critical patent/CA1147268A/fr

1984-11-09 Priority to CA000467559A priority Critical patent/CA1209487A/fr

Status Expired legal-status Critical Current

Links

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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)
Manufacturing Of Magnetic Record Carriers (AREA)
Moving Of The Head To Find And Align With The Track (AREA)
Diaphragms For Electromechanical Transducers (AREA)
Indicating And Signalling Devices For Elevators (AREA)
Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Telephonic Communication Services (AREA)
Electrolytic Production Of Metals (AREA)
Supporting Of Heads In Record-Carrier Devices (AREA)
Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Reciprocating, Oscillating Or Vibrating Motors (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
US85979977A	1977-12-12	1977-12-12
US96542378A	1978-12-01	1978-12-01
US859,799		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)	GB2067340B (fr)
MY (6)	MY8500410A (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

1978
- 1978-12-11 DE DE19782853478 patent/DE2853478A1/de not_active Ceased
- 1978-12-11 FR FR7834763A patent/FR2411461B1/fr not_active Expired
- 1978-12-11 NO NO78784165A patent/NO155418C/no unknown
- 1978-12-11 ES ES475897A patent/ES475897A1/es not_active Expired
- 1978-12-11 JP JP53154074A patent/JPH0766483B2/ja not_active Expired - Lifetime
- 1978-12-11 SE SE7812712A patent/SE441634B/sv unknown
- 1978-12-11 NL NL7812032A patent/NL7812032A/xx unknown
- 1978-12-11 CH CH1261078A patent/CH645744A5/de not_active IP Right Cessation
- 1978-12-12 BE BE192267A patent/BE872692A/fr not_active IP Right Cessation
- 1978-12-12 DK DK557378A patent/DK557378A/da not_active Application Discontinuation
- 1978-12-12 GB GB8100421A patent/GB2067340B/en not_active Expired
- 1978-12-12 GB GB8100419A patent/GB2067820B/en not_active Expired
- 1978-12-12 GB GB7848108A patent/GB2013957B/en not_active Expired
- 1978-12-12 GB GB8100418A patent/GB2068627B/en not_active Expired
- 1978-12-12 CA CA000317805A patent/CA1147268A/fr not_active Expired
- 1978-12-12 GB GB8100422A patent/GB2067341B/en not_active Expired
- 1978-12-12 AT AT0885178A patent/AT370895B/de not_active IP Right Cessation
- 1978-12-12 AU AU42432/78A patent/AU530071B2/en not_active Expired
- 1978-12-12 GB GB8100420A patent/GB2067339B/en not_active Expired
1981
- 1981-10-19 AT AT0447181A patent/AT376312B/de not_active IP Right Cessation
1983
- 1983-05-30 CA CA000429247A patent/CA1180663A/fr not_active Expired
1985
- 1985-01-24 SE SE8500333A patent/SE8500333L/ not_active Application Discontinuation
- 1985-01-24 SE SE8500334A patent/SE8500334L/ not_active Application Discontinuation
- 1985-01-24 SE SE8500330A patent/SE8500330L/ not_active Application Discontinuation
- 1985-01-24 SE SE8500331A patent/SE8500331L/ not_active Application Discontinuation
- 1985-01-24 SE SE8500332A patent/SE8500332L/ not_active Application Discontinuation
- 1985-12-30 MY MY410/85A patent/MY8500410A/xx unknown
- 1985-12-30 MY MY413/85A patent/MY8500413A/xx unknown
- 1985-12-30 MY MY414/85A patent/MY8500414A/xx unknown
- 1985-12-30 MY MY415/85A patent/MY8500415A/xx unknown
- 1985-12-30 MY MY411/85A patent/MY8500411A/xx unknown
- 1985-12-30 MY MY412/85A patent/MY8500412A/xx unknown
1986
- 1986-05-22 NO NO862027A patent/NO862027L/no unknown
- 1986-05-22 NO NO862026A patent/NO862026L/no unknown
- 1986-05-22 NO NO862030A patent/NO862030L/no unknown
- 1986-05-22 NO NO862028A patent/NO862028L/no unknown
- 1986-05-22 NO NO862029A patent/NO862029L/no unknown
- 1986-07-23 DK DK350986A patent/DK350986A/da not_active Application Discontinuation
- 1986-07-23 DK DK351286A patent/DK351286D0/da not_active Application Discontinuation
- 1986-07-23 DK DK351086A patent/DK351086D0/da not_active Application Discontinuation
- 1986-07-23 DK DK351186A patent/DK351186A/da not_active Application Discontinuation
- 1986-07-23 DK DK350886A patent/DK350886D0/da not_active Application Discontinuation
1994
- 1994-12-21 JP JP6335165A patent/JPH08161701A/ja active Pending
- 1994-12-21 JP JP6335164A patent/JP2673170B2/ja not_active Expired - Lifetime

Also Published As

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

Legal Events

Date	Code	Title	Description
2000-05-31	MKEX	Expiry

Publication	Publication Date	Title
US4870631A (en)	1989-09-26	Optical turntable system with reflected spot position detection
US5003522A (en)	1991-03-26	Disc reproducing system for compensating mechanical imperfections
US4918678A (en)	1990-04-17	Disc reproducing system for compensating mechanical imperfections
CA1147268A (fr)	1983-05-31	Lecteur de disques a compensation des imperfections mecaniques
US4712208A (en)	1987-12-08	Disc reproducing system for compensating mechanical imperfections
US4755979A (en)	1988-07-05	Disc reproducing system for compensating mechanical imperfections
CA1209487A (fr)	1986-08-12	Lecteur de disque pouvant compenser l'effet des imperfections mecaniques dans le disque
KR850000343B1 (ko)	1985-03-21	디스크 재생장치용 카아트 릿지
JPH0421241B2 (fr)	1992-04-09
US4310915A (en)	1982-01-12	Dual parallelogram cutterhead suspension apparatus
JP4800679B2 (ja)	2011-10-26	光ピックアップアクチュエータとその製造方法、並びにそれを適用した光ピックアップと光記録及び／または再生機器
JP2717034B2 (ja)	1998-02-18	光ピックアップ装置
JPS6125046Y2 (fr)	1986-07-28
JPS6117585Y2 (fr)	1986-05-29
GB2030344A (en)	1980-04-02	Phonograph Tone Arm
JP2652697B2 (ja)	1997-09-10	光学再生装置
Aldous	1998	9 The Vinyl Disc
JPS63255834A (ja)	1988-10-24	光学式ピツクアツプ装置
JPS6139944A (ja)	1986-02-26	光学式デイスク再生装置