| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an assisting device provided with a lock mechanism capable of surely inhibiting the turning of an assisting arm to an assisting rail by a simple operation. <P>SOLUTION: The assisting device includes the lock mechanism 6 to be a first lock state by turning a lock lever 15, pulling a lower member 12 and a shaft member 13 vertically upwards to an upper member 11 and engaging a clutch disposed between the upper member 11 and the lower member 12 and to be a second lock state by pushing the lock lever 15 into the side of the shaft member 13 in the horizontal direction further from the first lock state. <P>COPYRIGHT: (C)2011,JPO&INPIT |
