| 摘要 |
PROBLEM TO BE SOLVED: To provide a magnetic tape cartridge having desired spring characteristics by giving a margin of the stroke length of a spring member according to the structure of a cartridge case, the cartridge being constructed by rotatably housing a single reel having a magnetic tape wound thereon in a cartridge case, and providing a slide door for opening/closing a tape drawing opening for pulling out one end of the magnetic tape. SOLUTION: A plurality of spring members 6A and 6B different in length are arranged in a moving path 7 of a slide door 3 in parallel. COPYRIGHT: (C)2006,JPO&NCIPI
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