DEVICE FOR DRIVING A LARGE DIMENSION FILM, IN PARTICULAR ADVERTISING POSTERS SUPPORTED BY AN UNWINDING STRIP, SCREEN AND ADVERTISING VEHICLE COMPRISING SAME

DEVICE FOR DRIVING A LARGE DIMENSION FILM, IN PARTICULAR ADVERTISING POSTERS SUPPORTED BY AN UNWINDING STRIP, SCREEN AND ADVERTISING VEHICLE COMPRISING SAME

The invention concerns a device for driving a large dimension film, in particular advertising posters supported by an unwinding strip, between a drive roll (29) and a receiving roll (30), only one of the rolls is driven by an electric motor, the other being driven by coupling means including a flang...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: NARQUIN, JEAN-YVES, COUAPEL, PASCAL
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
ADVERTISING
CRYPTOGRAPHY
DISPLAY
DISPLAYING
EDUCATION
LABELS OR NAME-PLATES
PHYSICS
SEALS
SIGNS
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Beschreibung
Zusammenfassung:The invention concerns a device for driving a large dimension film, in particular advertising posters supported by an unwinding strip, between a drive roll (29) and a receiving roll (30), only one of the rolls is driven by an electric motor, the other being driven by coupling means including a flange connected to the motor roll, said flange driving the second roll via a spring.