Patent ID: 7694384

Claim:
A vacuum cleaner comprising: a head including an inlet for sucking in air containing impurities from outside; a dust collector comprising: a dust collecting container sucking in air, collecting impurities and discharging air separated from the impurities, wherein the dust collecting container has a handle on a side thereof and an opened top; and a top lid including a fixing groove and a guiding member, and detachably provided at the dust collecting container for closing the opened top of the dust collecting container, wherein the guiding member is coupled to a predetermined part of the dust collecting container such that the fixing groove is positioned at a predetermined location when the top lid is assembled with the dust collecting container, and wherein the guiding member comprises an inserting groove provided on a side of the top lid for receiving a top end of the handle of the dust collector; a main body having a dust collector receiving recess in front part thereof, wherein the dust collector is detachably provided in the dust collector receiving recess; and a fixing device provided at an upper front portion above the dust collector receiving recess, and having a protrusion caught by the fixing groove of the top lid, the fixing device fixing the dust collector on the main body, and releasing the dust collector when the dust collector is separated from the main body, wherein a width of the inserting groove at least substantially corresponds to a width of the handle to prevent the top lid from moving on the dust collector.