| 主权项 |
1. A surface cleaning apparatus comprising:
(a) a floor cleaning unit comprising a surface cleaning head having a dirty air inlet, a cleaning head air outlet and an upright section having a handle; (b) a cleaning unit removably mounted to the upright section and having an air inlet, an air outlet and a suction motor; and, (c) an air flow path extending through the surface cleaning apparatus and including
(i) a flexible air flow conduit forming at least part of an air flow path from the surface cleaning head to the cleaning unit, wherein the flexible air flow conduit comprises a portable flexible air flow conduit portion that is removably connectable in air flow communication with an upstream portion of the air flow path that extends from dirty air inlet; and,(ii) a rigid extension wand that extends to a position below an upper end of the cleaning unit when the cleaning unit is mounted to the upright section, (d) wherein the surface cleaning apparatus has a plurality of operating modes comprising
(i) an upright operating mode wherein the surface cleaning apparatus is operable as an upright surface cleaning apparatus with the cleaning unit mounted to the upright section and forming part of the air flow path;(ii) an above floor cleaning mode wherein all of the rigid extension wand is removed, the portable flexible air flow conduit portion is connected to the rigid extension wand and the cleaning unit is mounted to the upright section and forms part of the air flow path; and at least one additional operating mode comprising at least one of
(iii) a first portable operating mode wherein the cleaning unit is removed from the upright section and the portable flexible air flow conduit portion is not attached to the extension wand; and,(iv) a second portable operating mode wherein the cleaning unit is removed from the upright section, the portable flexible air flow conduit portion is connected to the extension wand and the extension wand is not attached to the upright section;and at least one additional operating mode comprising at least one of(v) a third portable operating mode wherein the cleaning unit is removed from the upright section, the portable flexible air flow conduit portion is not attached to the extension wand and the surface cleaning head is in fluid flow communication with the portable flexible air flow conduit portion; and,(vi) a fourth portable operating mode wherein the cleaning unit is removed from the upright section, the portable flexible air flow conduit portion is connected to the extension wand and the surface cleaning head is in fluid flow communication with the extension wand wherein the handle comprises the extension wand. |
