| 摘要 |
PURPOSE: A body of a sucking instrument of a vacuum cleaner is provided to make rolling to the wanted direction of a body of a sucking instrument possible by that a rolling instrument is lined up according to the direction of force applied to the body of the sucking instrument. CONSTITUTION: The body(500) of the sucking instrument of the vacuum cleaner includes rolling instruments(530, 540), a vertical rotary axis(550), a horizontal rotary axis(543), a body(541) and a wheel(542). A sucking hole is formed on the bottom and the rolling instruments(530, 540) are installed in the edge of the front or back of the bottom. The body(541) is freely rotated on the vertical rotary axis(550). The horizontal rotary axis(543) is formed to the horizontal direction on a side of the body(541). The wheel(542) is rotated on the horizontal rotary axis(543).
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