| 摘要 |
A draft device includes a cradle (31) adapted to rotatably support a plurality of top rollers, a swing shaft (33) adapted to enable swinging of the cradle (31) to a contacting position where the plurality of the top rollers make contact with a plurality of bottom rollers, and a separated position where at least one of the plurality of the top rollers is moved away from the bottom rollers, and a holding section (TL) adapted to hold the cradle (31) at any separated position accompanying a stop of the cradle (31) after a swinging movement to any separated position. |
