Abstract: The invention describes a blower (1) comprising: a volute (10) for conveying air, a first tube (15) connected to the conveying volute (10), a second tube (50) adapted for being at least partially inserted in the first tube (15) and for sliding inside it along a sliding direction (A), and a fixing system of the second tube (50) to the first tube (15) in at least two positions, one of which is extracted and one is retracted.

Abstract: A belt sander includes a grip portion, an electric motor, a first operating unit, and a second operating unit. The grip portion is configured to be gripped by an operator. The electric motor is configured to drive a sanding belt. The first operating unit is configured to perform an on-operation of the electric motor and configured to keep the on-operation. The second operating unit is configured to perform an on-operation of the electric motor. The electric motor is rotated by the on-operations of both the first operating unit and the second operating unit. The second operating unit is disposed at a position where an operation is allowed by a hand that grips the grip portion.

Abstract: A cleaning apparatus including a vacuum cleaner and a docking station is provided. The cleaning apparatus includes a vacuum cleaner including a dust collecting chamber in which foreign substances are collected, and a docking station configured to be connected to the dust collecting chamber to remove the foreign substances collected in the dust collecting chamber. The dust collecting chamber is configured to collect foreign substances through centrifugation, and configured to be docked to the docking station, and the docking station includes a suction device configured to suction the foreign substances and air in the dust collecting chamber docked to the docking station.

Abstract: A vacuum nozzle system has a vacuum nozzle with an inlet opening for engaging a surface to be vacuumed and an outlet opening for connection to a vacuum supply hose. The inlet opening is delimited by a circumferential end face. The nozzle defining a vacuum flow direction from the inlet opening to the outlet opening. A holder bracket has a holder for holding the nozzle. The holder is disposed downstream of the end face in a vacuum flow in the vacuum flow direction when the nozzle is in a retained position on the holder bracket.

Abstract: According to an embodiment of the present disclosure, provided is a cleaner which comprises: a main body having a cylindrical shape; a cyclone unit which is provided inside the main body so as to separate dust from air suctioned into the main body; an extension duct which communicates with the cyclone part and extends from the main body; a suction nozzle which is coupled to the extension duct and suctions dust; a first battery unit which extends from the main body and supplies electric power so that the cyclone unit can suction air; and a second battery unit which supplies electric power to the cyclone unit and is slidably coupled to the extension duct. According to an embodiment of the present disclosure, the usage time of the cleaner can be increased, and the fatigue that a user feels can be minimized even when the usage time is increased.

Abstract: 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.

Abstract: An automatic cleaning apparatus includes: a chassis; a front housing arranged at a front end of the chassis; and a sensing device capable sensing movement of the front housing and sending a signal to a control mainboard of the automatic cleaning apparatus when the front housing touches an obstacle and moves relative to the chassis. The sensing device includes a dust blocking member and a rocker arm that triggers the sensing device to send the signal. The rocker arm has a first end rotatably arranged inside the sensing device, and a second end passing through the dust blocking member and extending out of the sensing device. A front housing reset device is arranged on the chassis and capable of biasing the front housing toward an initial position of the front housing.

Abstract: A vacuum cleaner includes a first latch moveable between a locked position and an unlocked position and a second latch moveable between a locked position and an unlocked position, and a spring pressing the second latch to the locked position. The vacuum cleaner also includes a dust bin securable on the housing with the first latch and the second latch. When the dust bin is being installed onto the housing, the second latch is moved from the locked position to the unlocked position until the spring presses the second latch back to the locked position. The dust bin is removable from the housing when the dust bin is installed on the housing, the first latch is in the unlocked position, and the second latch is in the locked position.

Abstract: The present disclosure relates to a cleaner system including: a cleaner; a cleaner station; and an imaginary plane including an imaginary suction flow path through line penetrating a suction flow path in a longitudinal direction and an imaginary suction motor axis defined by extending a rotation axis of a suction motor, in which when the cleaner is coupled to the cleaner station, the plane penetrates at least a part of the cleaner station, such that a center of gravity of the cleaner is disposed to pass through a space for maintaining balance of the station, and as a result, it is possible to stably support the cleaner and the station while preventing the cleaner and the station from falling down.

Abstract: A multi-use rescue access tool for forcible entry into buildings and other functions, including a rescue bar with opposed head and sickle blade ends. The head end includes paired jaws on one side and a blunt hook with a strike contact face and an open space for insertion of the blunt hook also including a periphery configured for wrench to open and close hydrant valves. A chisel end on an upper jaw may extend beyond a lower jaw. Opposed ends of the rescue bar are configured for paired interlocks with a halligan bar having a fork lever end and adze pick end whereby a pair of aligned prongs of the fork lever end are abutted against corresponding opposed side walls stepping up to aligned raised surfaces of the sickle blade end in a clasped interlock, coupling aligned prongs with opposed recessed channels of a head end in an extended interlock or coupling the adze pick end between paired jaws of the head end to provide a step on the top surface of the head end of the rescue bar in a stepped interlock.

Abstract: An agitator including an elongated main body configured to rotate about a pivot axis, one or more soft cleaning features coupled to and extending over a substantial portion of a surface of the elongated main body, the one or more soft cleaning features defining at least one channel, and at least one deformable flap disposed at least partially within the at least one channel and extending from the elongated main body. The deformable flap may extend beyond an outer surface of the soft cleaning features. The channel may have a generally U shape and/or V shape. The channel may be configured to allow the resiliently deformable flap to move front to back as the agitator rotates about the pivot axis.

Abstract: A household appliance has a device housing, a blower arranged in the device housing, an outlet opening formed in the flow direction behind the blower in the device housing, and a flow channel. Soundwaves are generated by the blower, and produce resonances characterized by standing waves, which form between opposing inner walls of the flow channel. A sound reducing wall is positioned in the flow channel, the wall plane of which is oriented parallel to a primary flow direction of the air flow guided in the flow channel. The sound reducing wall is positioned in the flow channel so that a maximum for a fast amplitude of a sound particle velocity of the air flow guided in the flow channel lies in the wall plane of the sound reducing wall. The soundwaves form while interspersing the sound reducing wall between the opposing inner walls of the flow channel.

Abstract: Described herein is a vacuum device. In various embodiments, the vacuum device includes a vacuum housing; a motor housing coupled to the vacuum housing; a motor disposed in the motor housing and configured to apply suction toward the vacuum housing; an inlet nozzle releasably coupled to a side of the vacuum housing and configured to receive a waste material; and a disposable vacuum bag disposed in the vacuum housing and configured to receive the waste material that passes through the inlet nozzle.

Abstract: An apparatus for cleaning a surface includes a liquid delivery system for storing cleaning liquid and delivering the cleaning liquid to the surface to be cleaned, a fluid recovery system and a control system. The control system includes a controller that is coupled to a sensing assembly. Methods of operating the same include sensing foam or liquid with the sensing assembly.

Abstract: A floor jack and a frame therefor including a pair of arched side plates, hubs, axles, and spreader bars are provided. A first pair and a second pair of hubs are positioned at front ends and rear ends of the arched side plates respectively. A first axle and a second axle connect the arched side plates to the first pair and the second pair of hubs at the front ends and the rear ends of the arched side plates, respectively, using pairs of adjustable collars that pivot between lower and upper positions. The spreader bars separate the arched side plates along their length. The frame is configured for use in a conventional jack or in a mega jack to provide increased elevation by fixing the axles to the lower or upper positions of the adjustable collars. A frame is also provided for a fixed height floor jack including non-adjustable collars.

Abstract: A motor in a dust collector is cooled. The dust collector includes a body housing, a motor located inside the body housing, a cooling fan rotatable by the motor to feed a gas to around the motor and to discharge the gas from around the motor, and a support including a channel through which the gas is flown by the cooling fan. The support supports the motor.

Abstract: An electric cleaning device includes a housing, a cleaning roller and a driving assembly. The housing includes a cleaning chamber and the cleaning chamber defines an opening at bottom. The cleaning roller is arranged at the opening and defines a first accommodating space. The driving assembly is arranged in the first accommodating space and configured to drive the cleaning roller to rotate.

Abstract: A jack with a protecting structure of a pump piston and a method for using the same are provided. The jack includes a housing, a base located inside the housing, and the protecting structure. An oil cylinder and a pump body are installed on the base. A pump piston is installed on the pump body. A spring is installed on the pump piston and the pump body. A stop protrusion is arranged on the pump piston. The protecting structure includes a dustproof sleeve and a wool felt. The dustproof sleeve is installed on the base and the pump piston. One end of the dustproof sleeve is detachably fixed on the base through a fastener. The other end of the dustproof sleeve is connected to an end portion of the pump piston. The shape of the dustproof sleeve is set into a wavy type.

Abstract: A cleaning machine may include: a first brush comprising a first brush shaft extending in a left-right direction and a first brush body held by the first brush shaft; a second brush comprising a second brush shaft extending in the left-right direction and a second brush body held on the second brush shaft; a brush supporting member supporting each of the first brush and the second brush such that the first brush and the second brush are rotatable; a body supporting the brush supporting member such that the brush supporting member is pivotable; and a pivot mechanism configured to pivot the brush supporting member with respect to the body. At least the first brush may move with respect to the body in an up-down direction when the brush supporting member pivots with respect to the body.

Abstract: A multi-cyclone dust collecting device according to the present disclosure comprises: a primary cyclone formed to primarily separate contaminants from introduced contaminant-containing air; and a plurality of second cyclones which are installed in the primary cyclone so as to separate fine dust from air discharged from the primary cyclone, and each of which has a plurality of introduction ports and one discharge port, wherein the plurality of introduction ports arranged on each of the plurality of secondary cyclones protrude outward from a body of each of the plurality of secondary cyclones and are formed in tangential directions to the outer circumferential surface of the each of the plurality of secondary cyclones.