| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a floor nozzle for a vacuum cleaner which holds a stable sucking force with the whole nozzle even if it is lifted from the floor by obstacles and the like. <P>SOLUTION: By branching a sucking pipe for the vacuum cleaner into two near the floor nozzle and locating it on the nozzle properly, a sucking force near the both ends of the nozzle can be used without loss even when the nozzle is lifted and used for an obstacle. <P>COPYRIGHT: (C)2013,JPO&INPIT |
