G - Physics
11
B
181/65
G11B 23/03 (2006.01)
Patent
CA 1277923
ABSTRACT OF THE DISCLOSURE A disk cartridge having a sliding shutter to open and close window portion formed through cartridge half constituting the disk cartridge for exposing a part of a disk accomodated in the disk cartridge, a sliding member slidably fitted to the cartridge half to support the sliding shutter relative to the disk cartridge, a first rack arranged on the sliding member, a second rack facing to the first rack which is arranged on the cartridge half, a rotatable pinion engageable with both of the first and second racks, and a torsion spring, one end of which is engaged with the pinion and the other end of which is engaged with the cartridge half.
535254
Gowling Lafleur Henderson Llp
Sony Corporation
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