US Patent 11766156 Surface cleaning apparatus with removable air treatment member assembly

A hand vacuum includes a nozzle portion at a front end of the hand vacuum having a dirty air inlet. An air flow passage extends from the dirty air inlet to a clean air outlet in a main body rearward of the nozzle portion. The main body houses a suction motor in the air flow passage. First and second laterally spaced apart opposed arm members extend generally axially between the nozzle portion and the main body, and a volume is positioned between the nozzle portion, the main body and the opposed arm members. An air treatment member assembly comprising an air treatment member is removably positionable in the volume. At least one of a nozzle portion air outlet, an air treatment member assembly air inlet, an air treatment member assembly air outlet and a main body air inlet is axially retractable.