FR2452454A1 - Systeme d'entrainement a basse vitesse pour films, bandes magnetiques et analogues - Google Patents

Systeme d'entrainement a basse vitesse pour films, bandes magnetiques et analogues

Info

Publication number
FR2452454A1
FR2452454A1 FR7907893A FR7907893A FR2452454A1 FR 2452454 A1 FR2452454 A1 FR 2452454A1 FR 7907893 A FR7907893 A FR 7907893A FR 7907893 A FR7907893 A FR 7907893A FR 2452454 A1 FR2452454 A1 FR 2452454A1
Authority
FR
France
Prior art keywords
circuit
drive mechanism
reduction gear
main motor
auxiliary motor
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
FR7907893A
Other languages
English (en)
French (fr)
Other versions
FR2452454B3 (OSRAM
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.)
PRESTINOX SA
Original Assignee
PRESTINOX SA
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 PRESTINOX SA filed Critical PRESTINOX SA
Priority to FR7907893A priority Critical patent/FR2452454A1/fr
Publication of FR2452454A1 publication Critical patent/FR2452454A1/fr
Application granted granted Critical
Publication of FR2452454B3 publication Critical patent/FR2452454B3/fr
Granted legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/44Speed-changing arrangements; Reversing arrangements; Drive transfer means therefor
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00Projectors or projection-type viewers; Accessories therefor
    • G03B21/14Details
    • G03B21/32Details specially adapted for motion-picture projection
    • G03B21/43Driving mechanisms
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46Controlling, regulating, or indicating speed
    • G11B15/50Controlling, regulating, or indicating speed by mechanical linkage, e.g. clutch

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
FR7907893A 1979-03-29 1979-03-29 Systeme d'entrainement a basse vitesse pour films, bandes magnetiques et analogues Granted FR2452454A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7907893A FR2452454A1 (fr) 1979-03-29 1979-03-29 Systeme d'entrainement a basse vitesse pour films, bandes magnetiques et analogues

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7907893A FR2452454A1 (fr) 1979-03-29 1979-03-29 Systeme d'entrainement a basse vitesse pour films, bandes magnetiques et analogues

Publications (2)

Publication Number Publication Date
FR2452454A1 true FR2452454A1 (fr) 1980-10-24
FR2452454B3 FR2452454B3 (OSRAM) 1981-12-31

Family

ID=9223701

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7907893A Granted FR2452454A1 (fr) 1979-03-29 1979-03-29 Systeme d'entrainement a basse vitesse pour films, bandes magnetiques et analogues

Country Status (1)

Country Link
FR (1) FR2452454A1 (OSRAM)

Also Published As

Publication number Publication date
FR2452454B3 (OSRAM) 1981-12-31

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Legal Events

Date Code Title Description
ST Notification of lapse