ES419522A1 - Perfeccionamientos en sistemas de reproduccion de informa- cion. - Google Patents

Perfeccionamientos en sistemas de reproduccion de informa- cion.

Info

Publication number: ES419522A1
Authority: ES; Spain
Prior art keywords: stylus; tuned circuit; record medium; support housing; transmission line
Prior art date: 1972-10-10
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

ES419522A

Other languages

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.)

RCA Corp

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.)

1972-10-10

Filing date

1973-10-10

Publication date

1976-05-01

1973-10-10 Application filed by RCA Corp filed Critical RCA Corp

1976-05-01 Publication of ES419522A1 publication Critical patent/ES419522A1/es

Status Expired legal-status Critical Current

Classifications

- 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
- G11B3/44—Styli, e.g. sapphire, diamond
- G11B3/46—Constructions or forms ; Dispositions or mountings, e.g. attachment of point to shank

Landscapes

Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Recording Or Reproducing By Magnetic Means (AREA)
Optical Recording Or Reproduction (AREA)
Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Control Of Motors That Do Not Use Commutators (AREA)

ES419522A 1972-10-10 1973-10-10 Perfeccionamientos en sistemas de reproduccion de informa- cion. Expired ES419522A1 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US295854A US3872265A (en)	1972-10-10	1972-10-10	Video disc transmission line and stylus RF return systems

Publications (1)

Publication Number	Publication Date
ES419522A1 true ES419522A1 (es)	1976-05-01

Family

ID=23139496

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES419522A Expired ES419522A1 (es)	1972-10-10	1973-10-10	Perfeccionamientos en sistemas de reproduccion de informa- cion.

Country Status (13)

Country	Link
US (1)	US3872265A (es)
JP (2)	JPS5415209B2 (es)
AT (1)	AT354753B (es)
BR (1)	BR7307806D0 (es)
CA (1)	CA1013069A (es)
DE (2)	DE2350873C3 (es)
ES (1)	ES419522A1 (es)
FR (1)	FR2202336B1 (es)
GB (2)	GB1445991A (es)
HK (1)	HK12281A (es)
IT (1)	IT993499B (es)
NL (1)	NL7313630A (es)
SE (2)	SE394532B (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5055004U (es) *	1973-09-14	1975-05-24
JPS5347938Y2 (es) *	1973-09-18	1978-11-16
US3963861A (en) *	1974-11-12	1976-06-15	Rca Corporation	Disc record groove skipper apparatus
JPS5812641B2 (ja) *	1975-03-12	1983-03-09	松下電器産業株式会社	ピツクアツプソウチ
JPS5812642B2 (ja) *	1975-03-12	1983-03-09	松下電器産業株式会社	ピツクアツプソウチ
GB1574594A (en) *	1975-11-21	1980-09-10	Rca Corp	Pickup circuitry for a disc record player
US4280023A (en) *	1979-07-09	1981-07-21	Rca Corporation	Stylus position sensing apparatus for video disc player
US4296371A (en) *	1980-03-17	1981-10-20	Rca Corporation	System for measuring stylus shoe length
JPS5774849A (en) *	1980-10-24	1982-05-11	Victor Co Of Japan Ltd	Playback device of disk-like recording medium
US4455638A (en) *	1982-04-02	1984-06-19	Rca Corporation	RF Radial choke for use in record playback apparatus
US4466090A (en) *	1982-04-02	1984-08-14	Rca Corporation	Radial transmission cancellation device

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2436946A (en) *	1941-04-10	1948-03-02	Virgil A Hamilton	Capacity-type phonograph pickup
US2408695A (en) *	1942-11-25	1946-10-01	Rca Corp	Record reproducing system
US2548211A (en) *	1945-12-04	1951-04-10	Rca Corp	Sound reproducing system
US2469803A (en) *	1947-08-22	1949-05-10	Herbert K Neuber	Compensated, controlled-feedback, amplitude modulated oscillator
US2682579A (en) *	1951-08-13	1954-06-29	Weathers Paul	High-frequency modulated oscillator transducer system
US2866856A (en) *	1954-02-15	1958-12-30	Weathers Paul	Controlled oscillator systems
US3406264A (en) *	1964-12-11	1968-10-15	Decca Ltd	Manufacture and testing of phonograph records
US3711641A (en) *	1971-03-22	1973-01-16	Rca Corp	Velocity adjusting system
US3783196A (en) *	1971-03-22	1974-01-01	Rca Corp	High-density capacitive information records and playback apparatus therefor

1972
- 1972-10-10 US US295854A patent/US3872265A/en not_active Expired - Lifetime
1973
- 1973-09-28 IT IT29545/73A patent/IT993499B/it active
- 1973-10-02 GB GB4592473A patent/GB1445991A/en not_active Expired
- 1973-10-02 GB GB866876A patent/GB1445992A/en not_active Expired
- 1973-10-03 SE SE7313441A patent/SE394532B/xx unknown
- 1973-10-04 NL NL7313630A patent/NL7313630A/xx not_active Application Discontinuation
- 1973-10-08 BR BR7806/73A patent/BR7307806D0/pt unknown
- 1973-10-08 JP JP11315273A patent/JPS5415209B2/ja not_active Expired
- 1973-10-09 CA CA182,852A patent/CA1013069A/en not_active Expired
- 1973-10-09 FR FR7336029A patent/FR2202336B1/fr not_active Expired
- 1973-10-10 ES ES419522A patent/ES419522A1/es not_active Expired
- 1973-10-10 DE DE2350873A patent/DE2350873C3/de not_active Expired
- 1973-10-10 AT AT864973A patent/AT354753B/de not_active IP Right Cessation
- 1973-10-10 DE DE2366229A patent/DE2366229C2/de not_active Expired
1976
- 1976-04-28 SE SE7604909A patent/SE404271B/xx unknown
1978
- 1978-03-08 JP JP2714978A patent/JPS53121421A/ja active Granted
1981
- 1981-04-02 HK HK122/81A patent/HK12281A/xx unknown

Also Published As

Publication number	Publication date
JPS5540936B2 (es)	1980-10-21
IT993499B (it)	1975-09-30
GB1445992A (en)	1976-08-11
ATA864973A (de)	1979-06-15
DE2350873B2 (de)	1980-01-17
AU6102773A (en)	1975-04-10
FR2202336B1 (es)	1979-05-04
HK12281A (en)	1981-04-10
JPS4974422A (es)	1974-07-18
AT354753B (de)	1979-01-25
JPS5415209B2 (es)	1979-06-13
US3872265A (en)	1975-03-18
FR2202336A1 (es)	1974-05-03
GB1445991A (en)	1976-08-11
SE7604909L (sv)	1976-04-28
CA1013069A (en)	1977-06-28
DE2366229B1 (de)	1980-01-03
NL7313630A (es)	1974-04-16
BR7307806D0 (pt)	1974-09-05
SE404271B (sv)	1978-09-25
JPS53121421A (en)	1978-10-23
DE2350873C3 (de)	1980-09-25
DE2366229C2 (de)	1980-08-28
SE394532B (sv)	1977-06-27
DE2350873A1 (de)	1974-04-18

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