FR2234112B1 - - Google Patents

Info

Publication number
FR2234112B1
FR2234112B1 FR7322941A FR7322941A FR2234112B1 FR 2234112 B1 FR2234112 B1 FR 2234112B1 FR 7322941 A FR7322941 A FR 7322941A FR 7322941 A FR7322941 A FR 7322941A FR 2234112 B1 FR2234112 B1 FR 2234112B1
Authority
FR
France
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
FR7322941A
Other languages
French (fr)
Other versions
FR2234112A1 (en
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 to DE19732331538 priority Critical patent/DE2331538C3/de
Application filed by RCA Corp filed Critical RCA Corp
Priority to FR7322941A priority patent/FR2234112A1/fr
Publication of FR2234112A1 publication Critical patent/FR2234112A1/fr
Application granted granted Critical
Publication of FR2234112B1 publication Critical patent/FR2234112B1/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
    • 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
    • G11B3/445—Styli particularly adapted for sensing video discs

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Supporting Of Heads In Record-Carrier Devices (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
FR7322941A 1973-06-20 1973-06-22 High frequency stylus for video recording system - incorporating conductive epoxy cements and high damping membranes Granted FR2234112A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19732331538 DE2331538C3 (de) 1973-06-20 1973-06-20 Halterungsvorrichtung für einen Schneidstichel
FR7322941A FR2234112A1 (en) 1973-06-20 1973-06-22 High frequency stylus for video recording system - incorporating conductive epoxy cements and high damping membranes

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19732331538 DE2331538C3 (de) 1973-06-20 1973-06-20 Halterungsvorrichtung für einen Schneidstichel
FR7322941A FR2234112A1 (en) 1973-06-20 1973-06-22 High frequency stylus for video recording system - incorporating conductive epoxy cements and high damping membranes

Publications (2)

Publication Number Publication Date
FR2234112A1 FR2234112A1 (en) 1975-01-17
FR2234112B1 true FR2234112B1 (de) 1976-09-17

Family

ID=25765350

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7322941A Granted FR2234112A1 (en) 1973-06-20 1973-06-22 High frequency stylus for video recording system - incorporating conductive epoxy cements and high damping membranes

Country Status (2)

Country Link
DE (1) DE2331538C3 (de)
FR (1) FR2234112A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4060831A (en) * 1976-10-12 1977-11-29 Rca Corporation Wideband electromechanical recording system
CN1318191A (zh) * 1999-07-27 2001-10-17 东洋化成株式会社 记录盘的制造方法

Also Published As

Publication number Publication date
DE2331538B2 (de) 1977-09-01
FR2234112A1 (en) 1975-01-17
DE2331538A1 (de) 1975-01-16
DE2331538C3 (de) 1978-04-27

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Legal Events

Date Code Title Description
ST Notification of lapse