| 摘要 |
<p>An injection unit (10, 110) includes a cylinder (11, 111) supplied with a molding material and an induction heating part (21) configured to cause the cylinder (11, 111) to be heated by induction heating. A slit (17) is formed through the cylinder (11, 111) from its outer circumferential surface to its inner circumferential surface in part of the cylinder (11, 111) subjected to the induction heating.</p> |
