| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a pump mounted on a cleaner which can be hardly broken even when a foreign matter invades and has excellent durability and to provide a cleaner on which the pump is mounted. <P>SOLUTION: In the pump 50 including an impeller 56 and a casing 54 in which a housing part 64 housing the impeller 56 is formed, the impeller 56 includes an impeller body 70 connected to a rotary shaft 52, a first impeller part 72 protruded from an outer circumferential surface of the impeller body 70 outward in a radial direction, coming in contact with an inner peripheral surface 64a of the housing part 64 and having flexibility and a second impeller part 74 protruded from the outer circumferential surface of the impeller body 70 outward in the radial direction and ending in an inner position of the inner peripheral surface 64a of the housing part 64. <P>COPYRIGHT: (C)2012,JPO&INPIT |
