Facsimile and static presentation processing – Facsimile – Specific signal processing circuitry
Patent
1987-09-08
1988-08-30
Britton, Howard W.
Facsimile and static presentation processing
Facsimile
Specific signal processing circuitry
358210, 358229, 406 34, 406191, H04N 718, G08B 1300, G08B 1500
Patent
active
047680903
ABSTRACT:
The surveillance device uses a surveillance unit such as a video camera, the signals from which are received by a detection unit, the device being mounted on a mobile chassis driven by propulsion means inside a tube equipped with a longitudinal window through which passes the the transverse axis of sight of the surveillance unit, wherein the window is covered by a longitudinal elastic flap one side of which is attached to the tube, the other side remaining free, shaped elements attached to the chassis raising the longitudinal flap on either side of the axis of sight and beyond this axis. This device can be used for surveillance over long distances.
REFERENCES:
patent: 3758050 (1973-09-01), Watts
patent: 4337482 (1982-06-01), Coutta
patent: 4455112 (1984-06-01), Anders
Camps Robert
Moudir Said
Britton Howard W.
Compagnie Generale d'Automatisme CGA-HBS
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