Drive-out assembly for microfilm apparatus

Details Drive-out assembly for microfilm apparatus Drive-out assembly for microfilm apparatus

1987-04-28

1988-08-23

Werner, David

Winding, tensioning, or guiding

Strand tensioning device

Tortuous course

242195, G11B 1532

Patent

active

047655615

ABSTRACT:
A drive-out assembly to thread a film wound on a reel or in a coil 2 includes an arm 7 to swing into the cartridge and engage the film with a drive-out roller 8 which drives the film in an unwinding direction to drive the free end over a stripper member 10 urged against the film. The drive for the drive-out roller 8 includes a first drive gear 20 which rotates a driven gear 23 through an intermediate gear 21 to drive a shaft 19 having a drive gear 23 to drive the drive-out roller 8 through other intermediate gears 24, 8'.

REFERENCES:
patent: 3627230 (1971-12-01), Wangerin
patent: 3733036 (1973-05-01), Eitzenberger
patent: 3885756 (1975-05-01), Uehara et al.
patent: 3951357 (1976-04-01), Yamada et al.

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