DK141796C - - Google Patents

Info

Publication number
DK141796C
DK141796C DK413876A DK413876A DK141796C DK 141796 C DK141796 C DK 141796C DK 413876 A DK413876 A DK 413876A DK 413876 A DK413876 A DK 413876A DK 141796 C DK141796 C DK 141796C
Authority
DK
Denmark
Application number
DK413876A
Other languages
Danish (da)
Other versions
DK413876A (en
DK141796B (en
Inventor
A R Dholakia
Original Assignee
Rca Corporation
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
Priority claimed from GB37848/75A external-priority patent/GB1552763A/en
Application filed by Rca Corporation filed Critical Rca Corporation
Publication of DK413876A publication Critical patent/DK413876A/da
Publication of DK141796B publication Critical patent/DK141796B/en
Application granted granted Critical
Publication of DK141796C publication Critical patent/DK141796C/da

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/02Arrangements of heads
    • G11B3/10Arranging, supporting, or driving of heads or of transducers relatively to record carriers
    • G11B3/12Supporting in balanced, counterbalanced or loaded operative position during transducing, e.g. loading in direction of traverse
    • G11B3/20Supporting in balanced, counterbalanced or loaded operative position during transducing, e.g. loading in direction of traverse by elastic means, e.g. spring
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/44Styli, e.g. sapphire, diamond
    • G11B3/46Constructions or forms ; Dispositions or mountings, e.g. attachment of point to shank
DK413876A 1975-09-15 1976-09-14 Device for playing especially video discs. DK141796B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB37848/75A GB1552763A (en) 1975-09-15 1975-09-15 Spring load stylus record playback apparatus
GB3784875 1975-09-15
US05/667,307 US4077050A (en) 1975-09-15 1976-03-16 Video disc player employing a spring loaded stylus apparatus
US66730776 1976-03-16

Publications (3)

Publication Number Publication Date
DK413876A DK413876A (en) 1977-03-16
DK141796B DK141796B (en) 1980-06-16
DK141796C true DK141796C (en) 1980-11-03

Family

ID=26263606

Family Applications (1)

Application Number Title Priority Date Filing Date
DK413876A DK141796B (en) 1975-09-15 1976-09-14 Device for playing especially video discs.

Country Status (11)

Country Link
JP (1) JPS5237004A (en)
AT (1) AT356918B (en)
CA (1) CA1087730A (en)
CH (1) CH608906A5 (en)
DE (1) DE2641560C2 (en)
DK (1) DK141796B (en)
ES (1) ES451541A1 (en)
FR (1) FR2324090A1 (en)
IT (1) IT1068498B (en)
NL (1) NL7610194A (en)
NZ (1) NZ182050A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5252319A (en) * 1975-09-18 1977-04-27 Rca Corp Video disk reproducer
DE2641296C2 (en) * 1975-09-18 1984-05-10 Rca Corp., New York, N.Y. Device for scanning spirally recorded information with a spring-loaded scanning arm
DE2660134C2 (en) * 1975-09-18 1984-08-09 Rca Corp., New York, N.Y. Device for scanning, in particular, an image plate with a scanning arm, the rear end of which is connected to an arm extension device
SE409252B (en) * 1975-09-18 1979-08-06 Rca Corp SIGNAL PICKUP CARTRIDGE
US4337536A (en) * 1980-02-04 1982-06-29 Rca Corporation Flylead for a video disc stylus cartridge
JPS5932043Y2 (en) * 1980-11-21 1984-09-08 日本ビクター株式会社 Signal pickup device in playback equipment
US4404669A (en) * 1982-01-20 1983-09-13 Rca Corporation Stylus assembly
GB2120446A (en) * 1982-04-08 1983-11-30 Rca Corp Holding apparatus for a disc record signal pickup stylus

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2643886A (en) * 1948-09-25 1953-06-30 Alexander E Di Ghilini Arm for recording and reproducing apparatus
GB1460912A (en) * 1973-03-26 1977-01-06 Rca Corp Spring loaded stylus arm pivot
US3870835A (en) * 1973-04-16 1975-03-11 Rca Corp Stylus control apparatus for a video disc record player
US3873783A (en) * 1974-03-28 1975-03-25 Rca Corp Universal stylus arm pivot coupling
US3917903A (en) * 1974-11-12 1975-11-04 Rca Corp Detachable pickup arm magnetic coupling

Also Published As

Publication number Publication date
IT1068498B (en) 1985-03-21
CH608906A5 (en) 1979-01-31
DK413876A (en) 1977-03-16
NL7610194A (en) 1977-03-17
FR2324090B1 (en) 1982-07-02
AT356918B (en) 1980-06-10
ES451541A1 (en) 1977-12-01
CA1087730A (en) 1980-10-14
DE2641560C2 (en) 1984-05-17
DK141796B (en) 1980-06-16
FR2324090A1 (en) 1977-04-08
DE2641560A1 (en) 1977-04-14
ATA677776A (en) 1979-10-15
JPS5737921B2 (en) 1982-08-12
NZ182050A (en) 1979-10-25
JPS5237004A (en) 1977-03-22

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Legal Events

Date Code Title Description
PBP Patent lapsed