CA1029859A - Pickup arm apparatus for video disc players - Google Patents

Pickup arm apparatus for video disc players

Info

Publication number
CA1029859A
CA1029859A CA195,682A CA195682A CA1029859A CA 1029859 A CA1029859 A CA 1029859A CA 195682 A CA195682 A CA 195682A CA 1029859 A CA1029859 A CA 1029859A
Authority
CA
Canada
Prior art keywords
video disc
pickup arm
arm apparatus
disc players
players
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
CA195,682A
Other languages
English (en)
French (fr)
Other versions
CA195682S (en
Inventor
David J. Carlson
Stephen E. Hilliker
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.)
Filing date
Publication date
Application filed by RCA Corp filed Critical RCA Corp
Application granted granted Critical
Publication of CA1029859A publication Critical patent/CA1029859A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/93—Regeneration of the television signal or of selected parts thereof
    • 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
    • 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
CA195,682A 1973-03-26 1974-03-22 Pickup arm apparatus for video disc players Expired CA1029859A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1439573A GB1461398A (en) 1973-03-26 1973-03-26 Pick-up arm apparatus for video disc players

Publications (1)

Publication Number Publication Date
CA1029859A true CA1029859A (en) 1978-04-18

Family

ID=10040426

Family Applications (1)

Application Number Title Priority Date Filing Date
CA195,682A Expired CA1029859A (en) 1973-03-26 1974-03-22 Pickup arm apparatus for video disc players

Country Status (12)

Country Link
US (1) US3872240A (sv)
JP (1) JPS5342247B2 (sv)
AT (1) AT349227B (sv)
BR (1) BR7402325D0 (sv)
CA (1) CA1029859A (sv)
DE (1) DE2414517C3 (sv)
ES (1) ES424643A1 (sv)
FR (1) FR2223772B1 (sv)
GB (1) GB1461398A (sv)
IT (1) IT1013926B (sv)
NL (1) NL7403634A (sv)
SE (2) SE395978B (sv)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1487548A (en) * 1973-11-23 1977-10-05 Rangabe A Pick-up devices for gramophone records
US3963861A (en) * 1974-11-12 1976-06-15 Rca Corporation Disc record groove skipper apparatus
US3952145A (en) * 1974-11-12 1976-04-20 Rca Corporation Pickup arm cartridge apparatus
US3917903A (en) * 1974-11-12 1975-11-04 Rca Corp Detachable pickup arm magnetic coupling
JPS5227209U (sv) * 1975-08-19 1977-02-25
GB1574594A (en) * 1975-11-21 1980-09-10 Rca Corp Pickup circuitry for a disc record player
JPS57146234U (sv) * 1981-03-06 1982-09-14
JPS6311521Y2 (sv) * 1981-03-23 1988-04-04
US4528655A (en) * 1981-11-16 1985-07-09 Murata Manufacturing Co., Ltd. Apparatus for detecting variation of electrostatic capacitance
GB2116769B (en) * 1982-02-15 1985-11-20 Victor Company Of Japan Detector circuit for capacitance disc records
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 (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US2866856A (en) * 1954-02-15 1958-12-30 Weathers Paul Controlled oscillator systems
US3842217A (en) * 1971-03-22 1974-10-15 Rca Corp Record fabrication of a capacitive type storage medium
US3783196A (en) * 1971-03-22 1974-01-01 Rca Corp High-density capacitive information records and playback apparatus therefor
US3843846A (en) * 1973-02-08 1974-10-22 Rca Corp Demountable capacitive protective coupling for pickup transducers

Also Published As

Publication number Publication date
AU6679974A (en) 1975-09-25
DE2414517A1 (de) 1974-10-17
JPS5027506A (sv) 1975-03-20
AT349227B (de) 1979-03-26
ATA251974A (de) 1978-08-15
SE7609289L (sv) 1976-08-20
FR2223772A1 (sv) 1974-10-25
FR2223772B1 (sv) 1978-12-01
GB1461398A (en) 1977-01-13
ES424643A1 (es) 1976-11-01
BR7402325D0 (pt) 1974-11-19
US3872240A (en) 1975-03-18
DE2414517C3 (de) 1978-09-07
DE2414517B2 (de) 1978-01-12
NL7403634A (sv) 1974-09-30
SE405650B (sv) 1978-12-18
IT1013926B (it) 1977-03-30
SE395978B (sv) 1977-08-29
JPS5342247B2 (sv) 1978-11-10

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