| 摘要 |
<P>PROBLEM TO BE SOLVED: To solve the problem that nonconformity occurs at entering/leaving motion of a tablet due to random wear produced at an inner wall surface of a subpot by sliding contact with an entering/leaving tablet. <P>SOLUTION: At two or more places annularly arranged with an interval in a circumferential direction of an inner wall of the subpot 40, ceramic rod-shaped bodies 8 molded into a rod shape of a small diameter or into a pin shape are buried with a posture where its shaft core line lies along a vertical direction and further in a state where a part of a circumferential surface of the rod-shaped body 8 projects in a subpot 40 while exposing. <P>COPYRIGHT: (C)2013,JPO&INPIT |
