Abstract: A hand vacuum cleaner has an air treatment member, a pre-motor filter housing having an openable door and a pre-motor filter media is provided in the pre-motor housing. The openable door is openable while the air treatment member is provided on the hand vacuum cleaner.

Abstract: A hand vacuum cleaner has a pre-motor filter comprising a longitudinally extending filter media having an open interior, an outer upstream wall, an inner downstream wall and a filter longitudinal axis wherein the longitudinal axis extends upwardly in a direction from the lower end to the upper end.

Abstract: A handle removably connectable to an appliance includes a battery pack.

Abstract: A hand vacuum cleaner has a suction motor and fan assembly having a suction motor axis of rotation, an air treatment member having an openable door and a central longitudinal axis extending between the front and rear ends of the air treatment member; and, a handle having a having a hand grip portion wherein the hand grip portion extends upwardly and forwardly when the hand vacuum cleaner is oriented with the upper end of the hand vacuum cleaner above the lower end of the hand vacuum cleaner. The central longitudinal axis intersects the openable door and the hand grip portion.

Abstract: A hand vacuum cleaner wherein the suction motor axis of rotation is generally parallel to the central longitudinal axis and when the hand vacuum cleaner is oriented with the upper end above the lower end, the suction motor axis of rotation is positioned above the central longitudinal axis.

Abstract: A hand vacuum cleaner has a main body having an upper end having a dirty air inlet conduit and a handle. The handle has a hand grip portion that extends upwardly and forwardly. An assembly comprising an air treatment member and a pre-motor filter media is removably mounted to the main body.

Abstract: A hand vacuum cleaner wherein the central longitudinal axis of the air treatment member extends generally horizontally and the suction motor axis of rotation extends generally vertically.

Abstract: A surface cleaning apparatus has a main body having a main body actuator operable between an open position and a closed position. An assembly removably mounted to the main body has an air treatment member having an openable door and an assembly door lock, the assembly door lock comprising an actuation portion operable between an open position and a closed position and lock portion operable between an engaged position in which the door is secured in a closed position and a disengaged position in which the door is openable. When the assembly is mounted to the main body, the main body actuator is operatively connected to the actuation portion of the assembly door lock whereby when the main body actuator is moved from the closed position to the open position, the actuation portion is moved.

Abstract: A hand vacuum cleaner can include an air inlet conduit having an inlet conduit axis, a suction motor and fan assembly having a suction motor axis of rotation, and a cyclone unit comprising a cyclone chamber having a cyclone axis of rotation. The inlet conduit axis can be generally parallel to the cyclone axis and when the inlet conduit axis is horizontally disposed, the inlet conduit axis is positioned above the cyclone axis and a projection of the inlet conduit axis intersects the suction motor.

Abstract: A surface cleaning head is disclosed. The surface cleaning head includes a housing, a brush system, and a panel open detector. The brush system includes a brush and a brush drive member drivingly connected to the brush. The brush is moveably mounted in the brush chamber and removably from the brush chamber. A panel open detector is operatively connected to a brush interruption member and the brush interruption member is operatively connected to the brush system. When the panel open detector detects that a panel on the housing is opened, the brush interruption member interacts with the brush system to prevent the brush drive member driving the brush.

Abstract: A method for joining a first conduit section having a longitudinally extending open first end and an inner surface with a second conduit section having a longitudinally extending end and an outer surface is provided. The method comprises: a) inserting a first end of the second conduit section in the open first end of the first conduit section and forming a fluid tight seal between the first and second conduit sections; and, b) bonding at least a portion of the inner surface of the first conduit section to at least a portion of the outer surface of the second conduit section.

Abstract: An all in the head surface cleaning apparatus may have a surface cleaning head including a front end, a rear end, first and second laterally opposed sidewalls. The surface cleaning head may include a cyclone assembly comprising a cyclone chamber and a dirt collection chamber. The cyclone chamber may have a longitudinal cyclone axis, a cyclone assembly air inlet port and a cyclone assembly air outlet port. The cyclone assembly may be moveable from a cleaning position to a cyclone assembly removal position. The surface cleaning head may include a biasing member biasing the cyclone assembly away from the cleaning position, and a suction motor having a suction motor air inlet and a suction motor axis. The apparatus may include an upper portion moveably mounted to the surface cleaning head between a storage position and a floor cleaning position, the upper portion comprising a drive handle.

Abstract: A surface cleaning head has a cyclone assembly with a cyclone assembly air inlet port and a cyclone assembly air outlet port, a first air flow path extending from a dirty air inlet to the cyclone assembly air inlet port, and a second air flow path extending from the cyclone assembly air outlet port to a suction motor air inlet. The cyclone assembly moveable from a cleaning position in which the cyclone assembly air inlet port is in communication with an outlet port of the first air flow path and cyclone assembly air outlet port is in communication with an inlet port of the second air flow path to a removal position in which the cyclone assembly air inlet port is spaced from the outlet port of the first air flow path and cyclone assembly air outlet port is spaced from the inlet port of the second air flow path.

Abstract: An all in the head surface cleaning apparatus includes a surface cleaning head having a lower surface having a dirty air inlet. The surface cleaning head may include a brush motor drivingly connected to a movable brushing member having a brush motor axis. The surface cleaning head may include a cyclone comprising a cyclone chamber having a longitudinal cyclone axis. The surface cleaning head may include a suction motor having a first end, a second end and a suction motor axis extending between the first and second ends. The surface cleaning head may include a bleed valve having an inlet end, an outlet end and a body extending between the inlet and outlet ends. The body may have a bleed valve axis. The bleed valve axis may be generally parallel to at least one of the cyclone chamber axis, the suction motor axis and the brush motor axis.

Abstract: A surface cleaning head comprising one or more lower open sided air flow passages is provided. One or both air flow passages may be a lower open sided air flow passage and may have a rib to prevent carpet of the like from blocking the air flow passage. One of the passages may be a deep cleaning slot.

Abstract: A surface cleaning apparatus is provided wherein at least one of an upstream air plenum that is positioned upstream of the pre-motor filter, and a downstream air plenum that is positioned downstream of the pre-motor filter comprises an end wall spaced from the pre-motor filter and comprises a first portion having an air flow port and a second portion proximate the outer perimeter of the pre-motor filter, wherein the first portion and the second portion meet at a first juncture that extends at an angle to the first portion and the second portion.

Abstract: A filter apparatus comprises first and second filters, each having an upstream surface and a downstream surface. At least one bypass channel extends from a position upstream of the upstream surface of the first filter to a position upstream of the upstream surface of the second filter.

Abstract: A surface cleaning head comprising one or more lower open sided air flow passages is provided. One or both air flow passages may be a lower open sided air flow passage and may have a rib to prevent carpet of the like from blocking the air flow passage. One of the passages may be a deep cleaning slot.

Abstract: A filter apparatus comprises first and second filters, each having an upstream surface and a downstream surface. At least one bypass channel extends from a position upstream of the upstream surface of the first filter to a position upstream of the upstream surface of the second filter.

Abstract: A vacuum cleaner comprises a cleaner head adapted for movement over a surface and having a dirty air inlet; a handle for moving the cleaner head over the surface; a cyclone chamber having a cyclonic flow region, a fluid inlet downstream from the dirty air inlet and a fluid outlet; a particle receiving chamber having a door and an outer wall; a plate positioned between the cyclone chamber and the particle receiving chamber; and, a motor for causing the air to flow through the vacuum cleaner from the dirty air inlet to a vacuum cleaner air outlet.