hose 180 and the extended tube 185 constitute a dust suction tube the main body 100 includes a main body cover 120 at least one wheel 106 and a driving motor not shown the main body 100 further includes a filter mounting 101 the main body cover 120 is provided with a cover handle 121 which is useful in inserting or removing the filter assembly 150 fixed to the main body cover 120 into or from the filter mounting 101 the filter assembly 150 is shaped and configured for insertion into the filter mounting 101 since the extended tube 185 brush 187 handle 182 and flexible hose 180 are conventional elements and included in a conventional vacuum cleaner as shown in fig1 no further explanation will be made with respect to these elements 0046 fig3 is an exploded perspective view showing the filter assembly of the bagless vacuum cleaner according to the present invention fig4 is a perspective detail view of the filter housing shown in fig3 which shows the configuration of a safety lever of the filter housing fig5 is a perspective view in partial cross section taken approximately along line v v of fig3 which shows the connection of the filter housing to a first filter unit fig6 is a plan view showing the filter assembly being inserted into the filter mounting without being completely assembled as shown in the above drawings the filter assembly 150 fig2 and 6 includes a filter housing 152 fig3 5 a first filter unit 170 and a second filter unit 160 the filter housing 152 includes a safety lever 153 and an engagement loop 154 respectively disposed at a lower part and an upper part thereof also the filter housing 152.