| 摘要 |
<P>PROBLEM TO BE SOLVED: To reduce power consumption and also noise. <P>SOLUTION: A movable body includes: lock arms for locking to a locked surface; and a negative pressure generating portion 30 for generating negative pressure for sucking onto the locked surface. The movable body has negative pressure adjusting means B2 for reducing the negative pressure to be generated in the negative pressure generating portion when the movable body is locked to the locked surface by the lock arms. <P>COPYRIGHT: (C)2010,JPO&INPIT |
