| 摘要 |
FIELD: engineering of automated devices for demonstration of advertising products by moving a ribbon carrier, possible use as an advertising stand, light table or training appliance. ^ SUBSTANCE: demonstration device contains body, lid with transparent panel, transmitting and receiving shafts, held in bearing holders of body with possible rotation, ribbon carrier of information, mounted on shafts, electric motors for driving shafts, control block, lighting system elements and mechanism for positioning information carrier. Mechanism for positioning information carrier contains setting element with measuring marks positioned on it, reading device and device for holding the setting element. ^ EFFECT: simplified construction, increased reliability of operation, increased service time, expanded functional capabilities. ^ 8 cl, 5 dwg |
