VACUUM CLEANER WITH DIRT COLLECTION VESSEL HAVING A STEPPED SIDEWALL.

摘要

A vacuum cleaner is provided including a nozzle assembly with a suction inlet and a canister assembly. A suction generator and dirt collecti on vessel are carried on one of the nozzle assembly and canister assembly. The dirt collection vessel includes a base wall, a stepped sidewall and a dirt collection chamber. The stepped sidewall has a first cylindrical section wit h a circumference C1 and a second cylindrical section with a circumference C2 where C1 > C2. In addition the stepped sidewall includes a step connectin g the first and second cylindrical sections where the step and first cylindrical section define an included angle A1 .ltoreq. 90.degree..