SURFACE CLEANING APPARATUS

摘要

A hand carriable surface cleaning apparatus, such as a cyclonic hand vacuum cleaner, is provided wherein a conduit is in communication with the cyclone air outlet. The conduit extends through the porous pre-motor filter media and is in communication with the upstream side of the porous pre-motor filter media.

主权项

1. A hand carriable surface cleaning apparatus having a front end, a rear end and comprising:
(a) a dirty fluid inlet; (b) a cyclone bin assembly comprising a cyclone chamber downstream of the dirty fluid inlet, the cyclone chamber comprising a lower end, an upper end, a cyclone axis, an air inlet and an air outlet at the upper end; (c) a porous pre-motor filter media comprising an upstream side and a downstream side, (d) a conduit in communication with the cyclone air outlet, extending through the porous pre-motor filter media and in communication with the upstream side of the porous pre-motor filter media; (e) a suction motor positioned downstream of the porous pre-motor filter media and rearward of the cyclone bin assembly; (f) an air flow path extending from the porous pre-motor filter media to the suction motor; and, (g) a clean air outlet downstream of the suction motor.