| 摘要 |
A plastic film (2) is drawn in a different manner. A plurality of rollers (15a, 15b, 15c) are opposed to a base (14). The rollers are operated by a first drive mechanism (22), and the rollers are moved in the lateral direction of the plastic film. Second drive mechanism (17a, 17b, 17c) act on the rollers, respectively. On the base, at least one roller is pressed against the plastic film, and at least one roller rolls along the plastic film. The plastic film is drawn by that roller. |
