Film guide for optical scanners

Details Film guide for optical scanners Film guide for optical scanners

1977-09-12

1979-09-18

Hartary, Joseph W.

Recorders

Printing, dotting, or punching marker

Ink transfer support or moving means

346136, 358206, G01D 1514

Patent

active

041685067

ABSTRACT:
There is disclosed a record media guide for optical scanners to position accurately the record media such as film during both the recording as well as the reading mode. The film guide provides a gaseous bearing to reduce film wear, prevents the deformation of film edge curl and allows for optical scanning without reflections.

REFERENCES:
patent: 2292481 (1942-08-01), Rinia
patent: 2307099 (1943-01-01), Apperley
patent: 3273953 (1966-09-01), Davee
patent: 3314073 (1967-04-01), Becker
patent: 3334353 (1967-08-01), Everest
patent: 3347437 (1967-10-01), Rush
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patent: 3463882 (1969-08-01), Herbold
patent: 3533058 (1970-10-01), Platter
patent: 3874621 (1975-04-01), Blair
patent: 4025154 (1977-05-01), Yuta
patent: 4074283 (1978-02-01), Fink
Gramenopoulos et al.; Advanced Laser Image Recorder; Applied Optics, Dec. 1972, pp. 2778-2782.
Hartfield, Ed.; Recorders: Flat vs. Cylindrical; Laser Focus, Apr. 1973, pp. 47-49.

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