| 摘要 |
<p>PURPOSE:To ensure the fixing of a pre-loading turning guide post by turning a rotary member so as to turn a couple of lead members via a couple of connecting members. CONSTITUTION:A shaft 32 is moved to the left from the unloading state at the pre-loading. A slide 25 is moved to the left by the force of a spring 30 attended therewith, a gear 21 is turned clockwise to pull links 12, 17 to drive levers 9, 14 thereby moving pre-loading turning guide posts 6, 7 at the outside of a cassette to apply pre-loading of the tape. In releasing the pre-loading state, the shaft 32 is moved to the right by the slide 32a of the mode switching mechanism to move the slide 25, the gear 21 is driven counter clockwise thereby restoring the links 12, 17 in the unloading state.</p> |
