| 摘要 |
A tape loading device .includes a drum base, a rotary head drum mounted on the drum base, and a loading ring rotatably supported on the drum base. The tape loading device loads a tape on a predetermined tape path by the movement of a loading post which is achieved by the rotation of the loading ring. The loading ring has a plurality of protruding portions on an inner peripheral surface thereof. The protruding portions protrude in a radial direction. The drum base has a groove portion on an outer peripheral portion thereof which engages with the plurality of protruding portions and thereby rotatably supports the loading ring.
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