Patent ID: 9192269
Filing Date: 2015-11-24
Classification: A47L

Abstract:
1. A surface cleaning apparatus comprising: a) a wheeled base comprising an AC suction motor; b) a portable cleaning unit removably mounted on the wheeled base and comprising at least one cyclonic separation stage, a first energy storage member and a portable cleaning unit suction motor that is operable on DC power; and, c) a fluid flow path extending from a first dirty fluid inlet to a clean air outlet of the surface cleaning apparatus, d) wherein the AC suction motor provides motive power to move fluid through the fluid flow path when the surface cleaning unit is switched on and when the portable cleaning unit is mounted on the wheeled base, and e) wherein the portable cleaning unit suction motor provides motive power to move fluid through the fluid flow path when the portable cleaning unit is switched on and when the portable cleaning unit is removed from the wheeled base.