Display device of louvre arrangement

Details Display device of louvre arrangement Display device of louvre arrangement

1978-09-21

1980-07-01

Pitrelli, John F.

Card, picture, or sign exhibiting

Display with special effects

Electromotor operated

40486, 40511, 40513, G09F 1100

Patent

active

042099269

ABSTRACT:
A display device of louvre arrangement wherein a display or exhibit is constituted by a group of parallel interleaved strips which are arranged in overlapping relation. The display device has a plurality of such groups. The display device has a driving mechanism having a cam arrangement, driving device, connecting members and a guide device, and cam followers each having an arm at the upper portion. The display device further comprises a frame structure releasably engaged with the connecting members of the driving mechanism, and elongated rigid elements movable together with the strips. Each elongated rigid element has an engaging member for contacting the arm of the cam follower to thereby shift the rigid elements and strips of one group in cooperation with a vertical movement of the cam followers.

REFERENCES:
patent: 1573344 (1926-02-01), Jordan
patent: 1609485 (1926-12-01), Maier
patent: 2117186 (1938-05-01), MacLaren
patent: 3080668 (1963-03-01), Reali
patent: 3283429 (1966-11-01), Stutz
patent: 3613277 (1971-10-01), Rose et al.
patent: 3774330 (1973-11-01), Devanney

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