| 摘要 |
A draft device includes a first supporting section (41) adapted to rotatably support a front bottom roller (RF2), a second supporting section (51) adapted to rotatably support a middle bottom roller (RM2), and a third supporting section (61) adapted to support a tensor bar (TB2) adapted to regulate tension and position of an apron belt (E2) wound around the middle bottom roller (RM2). The third supporting section (61) is integrally formed with the second supporting section (51). |
