FR2325138A1 - Dispositif de reglage d'aiguille pour un appareil de reproduction de videodisques - Google Patents

Dispositif de reglage d'aiguille pour un appareil de reproduction de videodisques

Info

Publication number
FR2325138A1
FR2325138A1 FR7628040A FR7628040A FR2325138A1 FR 2325138 A1 FR2325138 A1 FR 2325138A1 FR 7628040 A FR7628040 A FR 7628040A FR 7628040 A FR7628040 A FR 7628040A FR 2325138 A1 FR2325138 A1 FR 2325138A1
Authority
FR
France
Prior art keywords
point
spring
adjustment device
arm
needle adjustment
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.)
Granted
Application number
FR7628040A
Other languages
English (en)
French (fr)
Other versions
FR2325138B1 (enExample
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
Priority claimed from US05/667,396 external-priority patent/US4030123A/en
Application filed by RCA Corp filed Critical RCA Corp
Publication of FR2325138A1 publication Critical patent/FR2325138A1/fr
Application granted granted Critical
Publication of FR2325138B1 publication Critical patent/FR2325138B1/fr
Granted legal-status Critical Current

Links

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
    • G11B3/02—Arrangements of heads
    • G11B3/10—Arranging, supporting, or driving of heads or of transducers relatively to record carriers
    • G11B3/34—Driving or guiding during transducing operation
    • 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
    • G11B3/08—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers
    • 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
    • G11B3/20—Supporting in balanced, counterbalanced or loaded operative position during transducing, e.g. loading in direction of traverse by elastic means, e.g. spring
    • G11B3/26—Supporting in balanced, counterbalanced or loaded operative position during transducing, e.g. loading in direction of traverse by elastic means, e.g. spring acting to increase pressure on record
    • 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

  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
FR7628040A 1975-09-18 1976-09-17 Dispositif de reglage d'aiguille pour un appareil de reproduction de videodisques Granted FR2325138A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3845875 1975-09-18
US05/667,396 US4030123A (en) 1975-09-18 1976-03-16 Stylus adjustment apparatus for a video disc player

Publications (2)

Publication Number Publication Date
FR2325138A1 true FR2325138A1 (fr) 1977-04-15
FR2325138B1 FR2325138B1 (enExample) 1982-04-16

Family

ID=26263816

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7628040A Granted FR2325138A1 (fr) 1975-09-18 1976-09-17 Dispositif de reglage d'aiguille pour un appareil de reproduction de videodisques

Country Status (4)

Country Link
JP (1) JPS5253403A (enExample)
DE (1) DE2641296C2 (enExample)
FR (1) FR2325138A1 (enExample)
HK (2) HK26680A (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2325143A1 (fr) * 1975-09-18 1977-04-15 Rca Corp Appareil de reproduction de videodisques
FR2325139A1 (fr) * 1975-09-18 1977-04-15 Rca Corp Lecteur de disques
FR2325142A1 (fr) * 1975-09-18 1977-04-15 Rca Corp Couplage magnetique amovible pour bras de lecture d'un appareil de reproduction de videodisques
FR2488716A1 (fr) * 1980-08-13 1982-02-19 Rca Corp Cartouche pour aiguille de video-disque avec organe protecteur

Families Citing this family (1)

* 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

Citations (6)

* 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
FR2223773A1 (enExample) * 1973-03-26 1974-10-25 Rca Corp
FR2324090A1 (fr) * 1975-09-15 1977-04-08 Rca Corp Bras de lecture assujetti a un element formant ressort pour appareil de reproduction de videodisques
FR2325142A1 (fr) * 1975-09-18 1977-04-15 Rca Corp Couplage magnetique amovible pour bras de lecture d'un appareil de reproduction de videodisques
FR2325143A1 (fr) * 1975-09-18 1977-04-15 Rca Corp Appareil de reproduction de videodisques
FR2325139A1 (fr) * 1975-09-18 1977-04-15 Rca Corp Lecteur de disques

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Patent Citations (6)

* 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
FR2223773A1 (enExample) * 1973-03-26 1974-10-25 Rca Corp
FR2324090A1 (fr) * 1975-09-15 1977-04-08 Rca Corp Bras de lecture assujetti a un element formant ressort pour appareil de reproduction de videodisques
FR2325142A1 (fr) * 1975-09-18 1977-04-15 Rca Corp Couplage magnetique amovible pour bras de lecture d'un appareil de reproduction de videodisques
FR2325143A1 (fr) * 1975-09-18 1977-04-15 Rca Corp Appareil de reproduction de videodisques
FR2325139A1 (fr) * 1975-09-18 1977-04-15 Rca Corp Lecteur de disques

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2325143A1 (fr) * 1975-09-18 1977-04-15 Rca Corp Appareil de reproduction de videodisques
FR2325139A1 (fr) * 1975-09-18 1977-04-15 Rca Corp Lecteur de disques
FR2325142A1 (fr) * 1975-09-18 1977-04-15 Rca Corp Couplage magnetique amovible pour bras de lecture d'un appareil de reproduction de videodisques
FR2488716A1 (fr) * 1980-08-13 1982-02-19 Rca Corp Cartouche pour aiguille de video-disque avec organe protecteur

Also Published As

Publication number Publication date
HK26680A (en) 1980-05-23
DE2641296C2 (de) 1984-05-10
FR2325138B1 (enExample) 1982-04-16
JPS5253403A (en) 1977-04-30
HK26580A (en) 1980-05-23
DE2641296A1 (de) 1977-04-14
JPS5343805B2 (enExample) 1978-11-22

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Legal Events

Date Code Title Description
ST Notification of lapse