Patent ID: 8414670

Claim:
A dust-sucking and air-cleaning composite structure, comprising: a dust-sucking body; an air-cleaning body including: a surface-engaging base portion supporting the air-cleaning body; a vertically opening cavity is provided atop the air-cleaning body opposite the surface-engaging base portion, the cavity is recessed downward toward the interior of the air-cleaning body and the surface-engaging portion, the cavity has an opening facing upwardly to receive the dust-sucking body, an inner profile of the vertically opening cavity corresponds to an outer profile of the dust-sucking body, whereby the dust-sucking body is re-movably insert-able into the cavity to make an electrical coupling therebetween, whereby the dust-sucking body is charged while disposed within the vertically opening cavity, a top portion of the dust-sucking body protruding out of the vertically opening cavity; and, a charge indicator disposed proximate the vertically opening cavity atop the air-cleaning body.