Drive assembly for microfilm cartridges

Details Drive assembly for microfilm cartridges Drive assembly for microfilm cartridges

G - Physics

03

B

242/42

G03B 21/43 (2006.01) G03B 27/58 (2006.01)

Patent

CA 1303583

41585 CAN 8A Drive Assembly For Microfilm Cartridges Abstract A drive assembly for reels of microfilm provided in a cartridge and placed in a cartridge receiving channel (19) in a direction normal to the axis of the reel supporting the coil of microfilm and usuable with cartridges (70, 80) having differently designed reels comprises a main drive shaft (2a) which can be coupled direct to the reel with a backup wheel (1) or coupled to a drive head (4) that is conected in driving engagement with the reel. Automatic locking means (21) and spring biased drive parts (4, 28, 15) afford a drive that is adaptable to the cartridge reel. Releasable drive means (6, 43, 44) withdraw the drive shaft (28) and drive head (4) from the cartridge receiving channel (19).

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