| 摘要 |
1298647 Tape cartridge MONDO KK 29 June 1971 [29 June 1970] 30429/71 Heading G5R A tape cartridge 6, Fig. 1, includes a stepped roller 7, the larger diameter portion (preferably of rubber) being adapted for being driven by the normal mechanism 4 of a cartridge player, and the smaller diameter portion (preferably of metal) being arranged, in conjunction with a spring tensioned pinch roller 10, to advance the tape, whereby the speed of the tape is less than the peripheral speed of the tape drive mechanism 4. |
