Modular large scale image display device

Details Modular large scale image display device Modular large scale image display device

1980-05-29

1983-05-17

Curtis, Marshall M.

Communications: electrical

Visual indication

Movable

340700, 40573, 40578, G09G 300

Patent

active

043842798

ABSTRACT:
A large scale display device such as an advertising having display surface formed by arranging a number of image display tubes lengthwise and breadthwise. The device includes a frame having main posts and block-shaped face plates to each of which a number of image display tubes and a control unit are secured to form an assembly. The assemblies are piled one on another beginning with the lowest line in the frame and secured to the main posts with horizontal support members which are provided integrally on the back of each block-shaped face plates. Waterproofing putty or the like is filled in the gaps between the upper and lower junctions and the right and left junctions of adjacent block-shaped face plates.

REFERENCES:
patent: 2823475 (1958-02-01), Packard
patent: 3407331 (1968-10-01), Salgo
patent: 3590508 (1971-07-01), Jones et al.
patent: 3594761 (1971-07-01), Payne et al.
patent: 3780284 (1973-12-01), Dewhirst
patent: 4074452 (1978-02-01), Bellinder

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