FR2373118A1 - Procede et dispositif de nettoiement d'un support d'information a forte densite - Google Patents

Procede et dispositif de nettoiement d'un support d'information a forte densite

Info

Publication number
FR2373118A1
FR2373118A1 FR7736577A FR7736577A FR2373118A1 FR 2373118 A1 FR2373118 A1 FR 2373118A1 FR 7736577 A FR7736577 A FR 7736577A FR 7736577 A FR7736577 A FR 7736577A FR 2373118 A1 FR2373118 A1 FR 2373118A1
Authority
FR
France
Prior art keywords
cleaning
width
turntable
information medium
density information
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
FR7736577A
Other languages
English (en)
French (fr)
Other versions
FR2373118B1 (https=
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 US05/748,052 external-priority patent/US4099724A/en
Priority claimed from US05/748,009 external-priority patent/US4198060A/en
Application filed by RCA Corp filed Critical RCA Corp
Publication of FR2373118A1 publication Critical patent/FR2373118A1/fr
Application granted granted Critical
Publication of FR2373118B1 publication Critical patent/FR2373118B1/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
    • G11B3/58—Cleaning record carriers or styli, e.g. removing shavings or dust or electrostatic charges
    • G11B3/589—Cleaning record carriers or styli, e.g. removing shavings or dust or electrostatic charges before or after 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
    • G11B3/10—Arranging, supporting, or driving of heads or of transducers relatively to record carriers
    • G11B3/34—Driving or guiding during transducing operation
    • G11B3/36—Automatic-feed mechanisms producing progressive transducing traverse across record carriers otherwise than by grooves, e.g. by lead-screw

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Manufacturing Optical Record Carriers (AREA)
FR7736577A 1976-12-06 1977-12-05 Procede et dispositif de nettoiement d'un support d'information a forte densite Granted FR2373118A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/748,052 US4099724A (en) 1976-12-06 1976-12-06 Automatic disc wiping apparatus
US05/748,009 US4198060A (en) 1976-12-06 1976-12-06 Wiping apparatus and method for a high-density information record

Publications (2)

Publication Number Publication Date
FR2373118A1 true FR2373118A1 (fr) 1978-06-30
FR2373118B1 FR2373118B1 (https=) 1981-09-11

Family

ID=27114854

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7736577A Granted FR2373118A1 (fr) 1976-12-06 1977-12-05 Procede et dispositif de nettoiement d'un support d'information a forte densite

Country Status (5)

Country Link
JP (1) JPS5387202A (https=)
DE (1) DE2754295A1 (https=)
FR (1) FR2373118A1 (https=)
GB (1) GB1598353A (https=)
IT (1) IT1089168B (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4520470A (en) * 1982-11-29 1985-05-28 Staar S. A. Cleaning device for discs

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3545768A (en) * 1967-12-22 1970-12-08 Plessey Co Ltd Record players
FR2215185A1 (https=) * 1973-01-26 1974-08-23 Ici Ltd

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3545768A (en) * 1967-12-22 1970-12-08 Plessey Co Ltd Record players
FR2215185A1 (https=) * 1973-01-26 1974-08-23 Ici Ltd

Also Published As

Publication number Publication date
GB1598353A (en) 1981-09-16
IT1089168B (it) 1985-06-18
JPS5387202A (en) 1978-08-01
FR2373118B1 (https=) 1981-09-11
DE2754295A1 (de) 1978-06-08

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Legal Events

Date Code Title Description
ST Notification of lapse