IT1193335B - APPARATUS FOR THE JUMP OF CONVOLUTIONS OF A TRACK, FOR VIDEO DISC PLAYERS - Google Patents

APPARATUS FOR THE JUMP OF CONVOLUTIONS OF A TRACK, FOR VIDEO DISC PLAYERS

Info

Publication number: IT1193335B
Authority: IT; Italy
Prior art keywords: convolutions; jump; track; video disc; disc players
Prior art date: 1978-11-16

Application number

IT7927256A

Other languages

Italian (it)

Other versions

IT7927256A0 (en

Inventor

John Clifford Bleazey

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.)

1978-11-16

Filing date

1979-11-13

Publication date

1988-06-15

1979-05-15 Priority claimed from US06/039,359 external-priority patent/US4262174A/en

1979-11-13 Application filed by Rca Corp filed Critical Rca Corp

1979-11-13 Publication of IT7927256A0 publication Critical patent/IT7927256A0/en

1988-06-15 Application granted granted Critical

1988-06-15 Publication of IT1193335B publication Critical patent/IT1193335B/en

Links

Classifications

- 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
- G11B21/08—Track changing or selecting during transducing operation
- G11B21/081—Access to indexed tracks or parts of continuous track
- G11B21/083—Access to indexed tracks or parts of continuous track on discs
- 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
- G11B3/12—Supporting in balanced, counterbalanced or loaded operative position during transducing, e.g. loading in direction of traverse
- G11B3/125—Supporting in balanced, counterbalanced or loaded operative position during transducing, e.g. loading in direction of traverse by using electric or magnetic means
- G11B3/127—Providing horizontal force, e.g. anti-skating force

IT7927256A 1978-11-16 1979-11-13 APPARATUS FOR THE JUMP OF CONVOLUTIONS OF A TRACK, FOR VIDEO DISC PLAYERS IT1193335B (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB7844739		1978-11-16
US06/039,359 US4262174A (en)	1979-05-15	1979-05-15	Track skipper for video disc player

Publications (2)

Publication Number	Publication Date
IT7927256A0 IT7927256A0 (en)	1979-11-13
IT1193335B true IT1193335B (en)	1988-06-15

Family

ID=26269598

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT7927256A IT1193335B (en)	1978-11-16	1979-11-13	APPARATUS FOR THE JUMP OF CONVOLUTIONS OF A TRACK, FOR VIDEO DISC PLAYERS

Country Status (11)

Country	Link
AU (1)	AU525918B2 (en)
CA (1)	CA1131775A (en)
DE (1)	DE2946015A1 (en)
DK (1)	DK485279A (en)
ES (1)	ES485997A1 (en)
FR (1)	FR2441900A1 (en)
HK (1)	HK49883A (en)
IT (1)	IT1193335B (en)
PL (1)	PL123280B1 (en)
SE (1)	SE7909299L (en)
SG (1)	SG30183G (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2470489B1 (en) *	1979-11-19	1986-01-17	Rca Corp	BIDIRECTIONAL PULSE GENERATOR FOR DRIVING A DEVICE TRANSDUCER OF A READ NEEDLE
US4375094A (en) *	1980-11-10	1983-02-22	Rca Corporation	Apparatus for advancing a video disc pickup transducer beyond a disc record defect
JPS57150173A (en) *	1981-03-12	1982-09-16	Victor Co Of Japan Ltd	Reproducer for disc shape information recording medium

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5048820A (en) *	1973-04-11	1975-05-01
JPS594782B2 (en) *	1977-03-14	1984-01-31	日本ビクター株式会社	Signal pickup device for rotating recording media playback device
US4170783A (en) *	1977-03-14	1979-10-09	Victor Company Of Japan, Ltd.	Signal pickup device for reproducing an information signal recorded on a track of a rotary recording medium
JPS53113505A (en) *	1977-03-15	1978-10-04	Victor Co Of Japan Ltd	Pickup device for rotary recording medium reproducing signal
AU530389B2 (en) *	1978-05-22	1983-07-14	Rca Corp.	Recording/playback apparatus facilitating track skipping
CA1133633A (en) *	1978-11-16	1982-10-12	Elvin D. Simshauser	Track skipper apparatus for video disc player

1979
- 1979-11-07 CA CA339,383A patent/CA1131775A/en not_active Expired
- 1979-11-09 AU AU52693/79A patent/AU525918B2/en not_active Ceased
- 1979-11-09 SE SE7909299A patent/SE7909299L/en not_active Application Discontinuation
- 1979-11-13 IT IT7927256A patent/IT1193335B/en active
- 1979-11-14 DE DE19792946015 patent/DE2946015A1/en not_active Withdrawn
- 1979-11-15 ES ES485997A patent/ES485997A1/en not_active Expired
- 1979-11-15 PL PL1979219641A patent/PL123280B1/en unknown
- 1979-11-15 FR FR7928212A patent/FR2441900A1/en active Pending
- 1979-11-15 DK DK485279A patent/DK485279A/en not_active Application Discontinuation
1983
- 1983-05-31 SG SG301/83A patent/SG30183G/en unknown
- 1983-11-03 HK HK498/83A patent/HK49883A/en unknown

Also Published As

Publication number	Publication date
HK49883A (en)	1983-11-11
AU525918B2 (en)	1982-12-09
CA1131775A (en)	1982-09-14
IT7927256A0 (en)	1979-11-13
DE2946015A1 (en)	1980-05-29
DK485279A (en)	1980-05-17
AU5269379A (en)	1980-05-22
SE7909299L (en)	1980-05-17
PL219641A1 (en)	1980-08-11
SG30183G (en)	1984-04-19
ES485997A1 (en)	1980-09-01
FR2441900A1 (en)	1980-06-13
PL123280B1 (en)	1982-10-30

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