Film positioning device for microform printing system

Details Film positioning device for microform printing system Film positioning device for microform printing system

1980-09-03

1983-02-01

Haroian, Harry N.

Optics: image projectors

Selective data retrieval

Film strip

355 54, 353 95, G03B 2308

Patent

active

043712398

ABSTRACT:
Microfilm carried by a microfilm carrier is moved in a horizontal plane so that a selected area of the microfilm is presented to a film aperture of a microform printing system. The microfilm carrier includes a sliding spacer fixed thereto sliding along a base plate in which the film aperture is formed. The sliding spacer maintains a predetermined distance between the carrier and the base plate during movement of the carrier.

REFERENCES:
patent: 3565513 (1971-02-01), Akiyama et al.
patent: 3591282 (1971-07-01), Renold
patent: 3751152 (1973-08-01), Rinehart
patent: 3910698 (1975-10-01), Sone et al.
patent: 4033684 (1977-07-01), Toriumi et al.
patent: 4110020 (1978-08-01), Johnson
patent: 4247197 (1981-01-01), Oosaka et al.

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