US Patent 11969133 Hand vacuum cleaner

A hand vacuum cleaner has a cyclonic unit comprising a first cyclonic stage and a second cyclonic stage. The front end of the first cyclonic stage has a front door that is moveable between a closed position and an open position. A latch secures the front door in the closed position. The front door has a first portion which is rotatably mounted to a front end of a cyclone unit sidewall and a second portion angularly spaced around the front door from the first portion, the second portion having the latch.