IT8022833A0 - Apparato di rivelazione della posizione dello stilo di un riproduttore di videodischi. - Google Patents

Apparato di rivelazione della posizione dello stilo di un riproduttore di videodischi.

Info

Publication number: IT8022833A0
Authority: IT; Italy
Prior art keywords: style; detecting; video disc; disc player; player
Prior art date: 1979-07-09

Application number

IT8022833A

Other languages

English (en)

Other versions

IT1131334B (it

Inventor

Byron Kent Taylor

Todd J Christopher

Original Assignee

Rca Corp

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.)

1979-07-09

Filing date

1980-06-17

Publication date

1980-06-17

1979-07-09 Priority claimed from US06/055,976 external-priority patent/US4280023A/en

1980-06-17 Application filed by Rca Corp filed Critical Rca Corp

1980-06-17 Publication of IT8022833A0 publication Critical patent/IT8022833A0/it

1986-06-18 Application granted granted Critical

1986-06-18 Publication of IT1131334B publication Critical patent/IT1131334B/it

Links

Classifications

- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B9/00—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor
- G11B9/06—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor using record carriers having variable electrical capacitance; Record carriers therefor
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
- G11B21/04—Automatic feed mechanism producing a progressive transducing traverse of the head in a direction which cuts across the direction of travel of the recording medium, e.g. helical scan, e.g. by lead-screw
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
- G11B21/04—Automatic feed mechanism producing a progressive transducing traverse of the head in a direction which cuts across the direction of travel of the recording medium, e.g. helical scan, e.g. by lead-screw
- G11B21/06—Automatic feed mechanism producing a progressive transducing traverse of the head in a direction which cuts across the direction of travel of the recording medium, e.g. helical scan, e.g. by lead-screw the record carrier having mechanical means to ensure traverse movement of the head, e.g. grooves

IT22833/80A 1979-07-09 1980-06-17 Apparato di rivelazione della posizione dello stilo di un riproduttore di videodischi IT1131334B (it)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US5564879A	1979-07-09	1979-07-09
US06/055,976 US4280023A (en)	1979-07-09	1979-07-09	Stylus position sensing apparatus for video disc player

Publications (2)

Publication Number	Publication Date
IT8022833A0 true IT8022833A0 (it)	1980-06-17
IT1131334B IT1131334B (it)	1986-06-18

Family

ID=26734479

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT22833/80A IT1131334B (it)	1979-07-09	1980-06-17	Apparato di rivelazione della posizione dello stilo di un riproduttore di videodischi

Country Status (11)

Country	Link
AT (1)	AT374945B (it)
AU (1)	AU539371B2 (it)
DE (1)	DE3026050C2 (it)
DK (1)	DK294680A (it)
ES (1)	ES493176A0 (it)
FI (1)	FI802125A7 (it)
FR (1)	FR2461325A1 (it)
GB (1)	GB2056721B (it)
IT (1)	IT1131334B (it)
NL (1)	NL8003937A (it)
PL (1)	PL135026B1 (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4375094A (en) *	1980-11-10	1983-02-22	Rca Corporation	Apparatus for advancing a video disc pickup transducer beyond a disc record defect
JPS58188340A (ja) *	1982-04-28	1983-11-02	Sony Corp	光学式再生装置
US4504941A (en) *	1983-01-28	1985-03-12	Rca Corporation	Stylus cartridge having stylus arm restraint
CA1241741A (en) *	1984-05-24	1988-09-06	Robert A. Scranton	Variable impedance contrast in data storage media

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2915315A (en) *	1954-06-14	1959-12-01	Libman Max L	Servo arm for phonograph pickups
DE2361793C2 (de) *	1973-12-12	1983-06-16	Ted Bildplatten Ag Aeg-Telefunken-Teldec, 6301 Zug	Wiedergabeeinrichtung für einen scheibenförmigen Aufzeichnungsträger
JPS5936345B2 (ja) *	1977-04-28	1984-09-03	ソニー株式会社	直線移動型ト−ンア−ム装置

1980
- 1980-06-17 IT IT22833/80A patent/IT1131334B/it active
- 1980-07-02 FI FI802125A patent/FI802125A7/fi not_active Application Discontinuation
- 1980-07-02 AU AU60047/80A patent/AU539371B2/en not_active Ceased
- 1980-07-07 ES ES493176A patent/ES493176A0/es active Granted
- 1980-07-07 GB GB8022160A patent/GB2056721B/en not_active Expired
- 1980-07-08 FR FR8015175A patent/FR2461325A1/fr not_active Withdrawn
- 1980-07-08 AT AT0355080A patent/AT374945B/de not_active IP Right Cessation
- 1980-07-08 NL NL8003937A patent/NL8003937A/nl not_active Application Discontinuation
- 1980-07-08 DK DK294680A patent/DK294680A/da not_active Application Discontinuation
- 1980-07-09 PL PL1980225556A patent/PL135026B1/pl unknown
- 1980-07-09 DE DE3026050A patent/DE3026050C2/de not_active Expired

Also Published As

Publication number	Publication date
GB2056721B (en)	1983-05-05
PL135026B1 (en)	1985-09-30
AU6004780A (en)	1981-01-15
ES8104619A1 (es)	1981-04-01
AU539371B2 (en)	1984-09-27
FR2461325A1 (fr)	1981-01-30
GB2056721A (en)	1981-03-18
IT1131334B (it)	1986-06-18
NL8003937A (nl)	1981-01-13
PL225556A1 (it)	1981-04-10
DE3026050C2 (de)	1986-01-16
AT374945B (de)	1984-06-12
DK294680A (da)	1981-01-10
ATA355080A (de)	1983-10-15
ES493176A0 (es)	1981-04-01
DE3026050A1 (de)	1981-02-19
FI802125A7 (fi)	1981-01-01

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