Surface cleaning apparatus

A surface cleaning apparatus comprises a surface cleaning head 108, an upper portion 104 moveably mounted to the surface cleaning head, the upper portion comprising an interior and a cleaning head electrical engagement 1042 member provided within the interior, a portable surface cleaning unit removably mounted to the upper portion, a cleaning wand 180 having a lower end that includes a wand electrical engagement member 1038 removably receivable in the interior, a wand lock having a locked position and an unlocked position in which the wand is removable from the upper portion and an electrified flexible air flow conduit electrically connecting the wand to the surface cleaning head when the lower end of the wand is received in the interior. The surface cleaning apparatus is operable in a floor cleaning configuration in which the portable surface cleaning unit is mounted to the upper portion and an above floor cleaning configuration in which the lower end of the wand is removed from the interior ...

Surface cleaning apparatus

A surface cleaning apparatus comprises an air flow path from a dirty air inlet to a clean air outlet with a cyclone (21160n, fig 46m) and a motor and fan assembly in the air flow path. The cyclone includes a first cyclone air inlet 21180n1 having a first outlet port 21538n1, a second cyclone air inlet 21180n2 having a second outlet port 21538n2, a cyclone air outlet and a cyclone axis of rotation (21484n, fig 46m) centrally located in the cyclone and extending between a first end of the cyclone and a second end of the cyclone, the first end of the cyclone having a cyclone first end wall and the cyclone second end having a cyclone second end wall. the air flow path includes a header 21158n upstream from the first cyclone air inlet and the second cyclone air inlet, the header being axially aligned with the cyclone axis of rotation. Other surface cleaning apparatus arrangements are also claimed.

Heat transfer system and environmental control system with heat transfer system

Various embodiments are described herein for an environmental control system. In one example embodiment, the system is an HVAC system including an HRV or ERV unit, a first distribution system, and an ambient energy distribution system. The first distribution system has a first end in thermal communication with the HRV or ERV unit and a second end in thermal communication with the interior of a domicile. The ambient energy distribution system extends between first and second locations in the domicile and is isolated from fluid flow communication with the first distribution system. The ambient energy distribution system transfers heat between the first and second locations.

Hand vacuum cleaner

A vacuum cleaner with: an airflow path linking: a suction motor 118, a filter housing 160, and an air treatment member 104 comprising air treatment chamber 124; and a pistol grip 200 under the air treatment member 104 and vertically aligned with the filter housing 160. A vacuum cleaner with: an airflow path linking: a suction motor 118, a filter housing 160, and an air treatment member 104 comprising air treatment chamber 124; and a pistol grip 200 under the air treatment member 104; part of the air treatment member 104 being between grip 200 and filter housing 160. Ideally the part of the air collection chamber between the handle 200 and the filter 160 is a dirt collection chamber 125 separate to a cyclonic separator 124. An axis of the handle can extend through the dirt collection chamber. A battery pack 302 at the base of the handle can function as a stand.

Modular extruder

An extruder includes an extruder barrel module, an extruder feeder module, a screw motor module, and an electronics module. The extruder barrel module includes an axially extending barrel in which an extruder barrel screw is removably receivable. The extruder feeder module is removably connectable to the extruder barrel module, and has an axially extending flow passage having a feedstock outlet end and a screw motor module mounting end. The screw motor module is removably connectable to the extruder feeder module, and has a motor drivingly connectable with a screw in the flow passage of the extruder feeder module. The electronics module is electrically connectable with the screw motor module and mechanically removably mounted as part of the extruder.

Modular extruder

An extruder includes an extruder barrel module, an extruder feeder module, a screw motor module, and an electronics module. The extruder barrel module includes an axially extending barrel in which an extruder barrel screw is removably receivable. The extruder feeder module is removably connectable to the extruder barrel module, and has an axially extending flow passage having a feedstock outlet end and a screw motor module mounting end. The screw motor module is removably connectable to the extruder feeder module, and has a motor drivingly connectable with a screw in the flow passage of the extruder feeder module. The electronics module is electrically connectable with the screw motor module and mechanically removably mounted as part of the extruder ...

Surface cleaning apparatus

A surface cleaning apparatus 100 comprises an air flow path from a dirty air inlet 116 to a clean air outlet 120 with a cyclone and a suction motor 152 positioned in the airflow path. The cyclone comprises a cyclone chamber 160, a tangential air inlet 180 located at the first end, a cyclone air outlet 184 located at the opposed end, a dirt outlet 188 and a tapered screen, or vortex finder, member 204. A dirt collection chamber 164 exterior to the cyclone chamber connects with the cyclone chamber via the dirt outlet, extending around at least 50% of an outer perimeter of the cyclone chamber. The tangential inlet has a width extending from a first to a second side wherein the second side is axially inwardly closer to the opposed end than the first side. The screen member has an outlet end located at the opposed end of the cyclone chamber and extends to distal screen end located adjacent the second side of the tangential inlet, the screen member tapers from the outlet end of the screen member ...

Surface cleaning apparatus

A surface cleaning apparatus includes an air flow path, a filter housing, and a filter member in the filter housing. In some embodiments, the filter member includes a plurality of individual filter elements arranged in parallel, each including porous filter material having at least one upstream face and at least one portion defining a porous filter media air outlet. In other embodiments, the filter member has an outer upstream surface that abuts an axially extending air impermeable wall to inhibit bypass of the filter.

Surface cleaning apparatus, cyclonic air treatment member and surface cleaning apparatus including the same

A vacuum cleaner comprising an air flow path (fig.4, 136) extending from a dirty air inlet to a clean air outlet, a suction motor (fig.4, 160), an air treatment assembly 116 in the air flow path having an air treatment chamber 176 with first and second ends, an air outlet with a porous member 212 and air inlet, and a sidewall extending between the first and second ends with respective end walls, the first end is movably mounted, wherein the chamber has a stationary portion 252 and an openable portion 248, and wherein the openable and stationary portions abut along peripheral edges 260 that extend along a length of the chamber sidewall in a closed position, or the openable portion is generally U-shaped in a plane transverse to the chamber axis.

Surface cleaning apparatus

A surface cleaning apparatus having an airflow path; a suction motor positioned in the air flow path; an air treatment chamber provided in the air flow path; and a porous filter provided in the air treatment chamber and including an outlet passage from the air treatment chamber. An air impermeable impact wall in the air treatment chamber is opposed to an inlet into the air treatment chamber. At least a portion of the impact wall or a deflecting portion of a wall defining part of the front end of the air treatment chamber imparts a circular flow to air entering the air treatment chamber.

Multiuse home station

A multiuse home station includes a surface cleaning apparatus docking station, a surface cleaning apparatus charging station, and a room air cleaner unit, wherein the room air unit uses a portion of the surface cleaning apparatus docking station.

Surface cleaning apparatus, cyclonic air treatment member and surface cleaning apparatus including the same

Surface cleaning apparatus

A hand vacuum cleaner comprises (a) an air flow path extending from a dirty air inlet provided at the front end of the hand vacuum cleaner to a clean air outlet positioned rearward of the dirty air inlet; (b) a suction motor (c) an air treatment member including an air treatment chamber with a front end, a rearwardly disposed rear end, a sidewall that extends in a forward/rearward direction between the front end and the rear end, an air treatment chamber air inlet and an air treatment chamber air outlet, the air treatment chamber air outlet having a screen 204, 205, the air treatment member comprises a stationary portion and an openable portion, the openable portion comprises a lower portion of the air treatment chamber, the openable portion is moveably mounted by a mount between a closed position in which the air treatment chamber is closed and an open position in which the air treatment chamber is open, wherein, when the screen is moveable concurrently with the openable portion.

Cordless appliance, such as a surface cleaning apparatus, and a charging unit therefor

An appliance, such as a portable surface cleaning apparatus is powered by one or more ultracapacitors and a charging unit for same is provided.

LED light source

Surface cleaning apparatus, cyclonic air treatment member and surface cleaning apparatus including the same

A vacuum cleaner comprising an air flow path (fig.4, 136) extending from a dirty air inlet to a dirty air outlet, a suction motor (fig.4, 160), an air treatment assembly 116 in the air flow path having an air treatment chamber 176 with first and second ends, an air outlet with a porous member 212 and air inlet, and a sidewall extending between the first and second ends, wherein the chamber has a stationary portion 252 and an openable portion 248, and wherein the openable and stationary portions abut along peripheral edges 260 that extend along a length of the chamber sidewall in a closed position. The porous member is moveable concurrently with openable portion or is rotatably mounted between an in-use position and an open position.

Surface cleaning apparatus

A stick surface cleaning apparatus has a cyclone unit provided in the wand.

Surface cleaning apparatus

Surface cleaning apparatus having an energy storage member and a charger for an energy storage member

A surface cleaning apparatus includes a floor cleaning unit and a portable surface cleaning unit. The floor cleaning unit includes a surface cleaning head, an upper section moveably mounted to the surface cleaning head between an upright storage position and a rearwardly inclined floor cleaning position, a charger having an energy storage member, and an air flow path extending from the dirty air inlet to a floor cleaning unit air outlet. The portable surface cleaning unit is connectable to the floor cleaning unit, and includes a portable surface cleaning unit air inlet connectable in air flow communication with the floor cleaning unit air outlet, a main body, an air treatment member, a suction motor, a handle and a capacitor. When fully charged, the energy storage member stores sufficient stored power to recharge the capacitor at least twice.

Cordless appliance, such as a surface cleaning apparatus, and a charging unit therefor

LED light source

A LED light source includes a longitudinally extending first light guide, a housing, and a cartridge. The first light guide has a longitudinally extending light emitting face. The light emitting face has a first end face and a longitudinally spaced apart second end face. The housing has a first side proximate the first end face of the first light guide. The cartridge is mountable to the first side of the housing and has at least one LED on a first face of the cartridge. The first face extends generally transverse to the first light guide when the cartridge has been mounted to the housing. When the cartridge is mounted to the first side of the housing, the first face of the cartridge is adjacent the first end face. A LED light bulb is also disclosed.

LED light source

Surface cleaning apparatus

A hand vacuum cleaner comprises a main body comprising an upper end having a dirty air inlet, a lower end, a front end and a rear end, the main body housing a suction motor and fan assembly, the suction motor and fan assembly having a suction motor axis of rotation; a cyclone unit 112 comprising a cyclone 160 and a dirt collection chamber 164, the cyclone having a cyclone axis of rotation (484, fig 18), a front end having a cyclone air inlet 180, a longitudinally spaced apart rear end having a cyclone air outlet 184, and a sidewall having an upper portion and a lower portion, wherein the cyclone axis of rotation extends between the front end and the rear end of the cyclone and when the cyclone axis is oriented horizontally, the cyclone air inlet is in the upper portion of the sidewall of the cyclone and the dirt collection chamber is underneath the cyclone; and wherein when the hand vacuum cleaner is oriented with the cyclone underneath the upper end, the cyclone axis of rotation is generally ...

Plastic parts made from plastics having different melting points and a method of manufacturing same

A method of recycling a mixed plastics waste comprises introducing into an extruder a feedstock comprising a first plastics material having a first melting point and, a second plastics material having a second melting point higher than the first melting point. The feedstock is passed through a barrel of an extruder where the barrel has a working volume containing an extruder screw through which the feedstock passes where the temperature of the feedstock in the working volume is above the first melting point and below the second melting point. An extrudate is extruded from the barrel. The extrudate comprises the first plastics material in a liquid state and the second plastics material in a solid state, the rate of rotation of the extruder screw being adjusted to maintain the temperature in the working volume above the first melting point and below the second melting point. The first plastics material may comprise up to 20% by weight of the feedstock. The first plastics may be low density ...

Hair dryer

A hair dryer has an air flow path with an air moving member provided in the air flow path. The hair dryer also includes a water separator in the air flow path upstream of the air moving member.