1. A cleaner includes a suction motor mounted in a cleaner main body, and generating a suction force; a filter for collecting dust or filth sucked by the suction force generated at the suction motor; a suction head connected with the filter by a suction tube, and sucking dust and filth on a floor; a brush installed in the suction head so as to ascend/descend in a vertical direction, and sweeping dust and foreign substances into the suction head; and a brush height control apparatus installed in the suction head, and making the brush ascend/descend in a vertical direction.
一种吸尘器，它包括安装在吸尘器主体内并且产生吸力的吸尘马达；收集由吸尘马达所产生的吸力吸入的尘土或污物的过滤器；通过吸尘管与过滤器连接的吸尘头，吸尘头吸入地板上的尘土和污物；安装在吸尘头内从而可以在垂直方向上上升/下降的刷子，它将尘土和异物扫入吸尘头；和刷子高度控制设备，它安装在吸尘头中，并且使刷子在垂直方向上上升/下降。