| 摘要 |
<p>A tape cartridge (10) for use with an operatively compatible tape drive having a tape reeling mechanism, the cartridge (10) including a housing (20) having an opening (28) therein, a tape-supply reel (30) within the housing (20), with magnetic tape (42) wound on the reel (30) and having a free end (42) proximate the housing opening (28), and a tape reel braking and protection mechanism which includes a band (50) substantially surrounding a marignal edge (32E, 34E) of the tape reel (30); and the band (50) being anchored with respect to the reel (30) at a fulcrum point for the band (50) to allow variation of an effective radius (R1, R2) of the band (50) and configured to interact with a radius controller mechanism for varying the effective radius (R1, R2) of the band (50). <IMAGE></p> |
