Abstract: An evacuation station includes a base and a canister removably attached to the base. The base includes a ramp having an inclined surface for receiving a robotic cleaner having a debris bin. The ramp defines an evacuation intake opening arranged to pneumatically interface with the debris bin. The base also includes a first conduit portion pneumatically connected to the evacuation intake opening, an air mover having an inlet and an exhaust, and a particle filter pneumatically the exhaust of the air mover. The canister includes a second conduit portion arranged to pneumatically interface with the first conduit portion to form a pneumatic debris intake conduit, an exhaust conduit arranged to pneumatically connect to the inlet of the air mover when the canister is attached to the base, and a separator in pneumatic communication with the second conduit portion.

Abstract: Provided is a cleaner including a dust separation unit separating dust in the air, a suction flow path supplying outside air to the dust separation unit, a fan module moving the air in the suction flow path, and a dust sensor measuring concentration of dust in the suction flow path. The suction flow path includes a first suction flow path extending in a first direction and a second suction flow path connecting the first suction flow path to the dust separation unit and extending in a second direction that forms an obtuse angle with the first direction, and the dust sensor is disposed in the second suction flow path.

Abstract: A method includes placing a polisher head on platen, the polisher head including a set of first magnets, and controlling a set of second magnets to rotate the polisher head on the platen, wherein controlling the set of second magnets includes reversing the polarity of at least one second magnet of the set of second magnets to produce a magnetic force on at least one first magnet of the set of first magnets, wherein the set of second magnets are external to the polisher head.

Abstract: A pole sander is provided including an elongate body having a first end and a second end, an electric motor, and a sanding head attached via a pivot mechanism to the first end of the elongate body. The sanding head includes a hood including a plate and a peripheral wall formed on the underside of the plate around an edge of the plate; an output spindle that projects from the hood and is rotatably driven by the electric motor around a rotational axis; and a brush ring mounted on the underside of the plate adjacent the edge of the plate inside of the peripheral wall. The brush ring is attached to the plate via a spring comprising at least one of a leaf spring or a wave spring.

Abstract: A hand vacuum cleaner has a main body housing a suction motor, an air treatment member having a front end and a rear end with a central longitudinal axis extending between the front and rear ends and a bleed valve having a bleed air flow path that extends from a bleed air inlet to a bleed air outlet. The hand vacuum cleaner has right and left laterally opposed sides that are spaced apart in a direction transverse to the central longitudinal axis, and the bleed air inlet and the bleed air outlet are transversely spaced apart.

Abstract: An attachment for a vacuum cleaning appliance has a first part which is connectable to a main body of the appliance, and a second part which is connectable to the first part. The first part includes a crevice nozzle and a brush section which is moveable along the crevice nozzle between a retracted position and a deployed position. The second part includes a suction inlet, and is arranged to be push-fitted over the first part so that the crevice nozzle and the brush section of the first part are both stored within the second part when the second part is connected to the first part.

Abstract: Aspects described herein generally relate to a cleaning system, such as a cleaning implement with a primary cleaning member and a removable secondary cleaning member, in particular a mop assembly with a primary cleaning member and a removable secondary cleaning member. The primary cleaning member may be a sponge based cleaning member and the secondary cleaning member may be a scrubbing brush or similar handheld scrubbing member. The scrubbing brush may have an attachment member that includes a pair of rails and a tab assembly that helps to releasably connect the scrubbing brush to a connecting member of the mop assembly.

Abstract: A portable wet sand blasting device or a portable wet sand blaster with a specially designed and shaped hand truck tank with an inclined side, wheels, axle, base feet, and a handle to allow the heavy device to be more easily moved from job to job. The specially designed and shaped hand truck tank includes a special pump and special internal plumbing and mixing outputs that provide optimum water and abrasive slurry mixing wherein sufficient slurry mixing is required for the effective use of a wet sand blasting device.

Abstract: A wet-dry vacuum device assembly comprises a housing and a motor-fan assembly mounted in the housing. The motor-fan assembly is arranged to generate an air flow along an airflow path between a dirty air inlet and a clean air exhaust. The wet-dry vacuum device comprises a tank positioned along the airflow path and arranged to capture liquid entrained in the dirty air flow. The wet-dry vacuum device further comprises a removable pump accessory mountable to the housing. The removable pump accessory comprises pump and a fluid inlet in fluid communication with the tank and the pump. A fluid outlet is in fluid communication with the pump and connectable to an exterior hose. The pump is arranged to move captured liquid in the tank from the fluid inlet to the fluid outlet.

Abstract: A method of providing customized cleaning information, a vacuum cleaner, and a control method thereof are disclosed. The method of providing customized cleaning information includes obtaining information related to a cleaning module from a sensor of a vacuum cleaner, determining whether the cleaning module is in use among pre-registered cleaning modules based on the information related to the cleaning module, storing last used time information of the cleaning module based on the information related to the cleaning module, obtaining current time information, comparing the last used time information with the current time information to determine whether unused time of the cleaning module exceeds an unused time threshold specified for the cleaning module, and providing an indication that the cleaning module needs to be used when the unused time of the cleaning module exceeds the unused time threshold.

Abstract: A tool for the removal or installation of a fuse includes a first tool arm and a second tool arm pivotally mounted to the first tool arm about an axis. A second fuse holder spreader finger section is movable away from a first fuse holder spreader finger section and a second fuse pusher finger section is movable toward a first fuse pusher finger section in response to a first handle section being moved toward a second handle section.

Abstract: Disclosed are a conversion member and an electric cleaner. The conversion member according to embodiments disclosed herein may be detachably coupled to a handle included in a main body and a pipe. Then, the main body may be connected to an intake port located at the lowest position, and the pipe may be connected to an extension handle, allowing the main body to be located at a lower position facing the intake port. Thus, the electric cleaner may have a low center of gravity. Further, when the conversion member is detached, the pipe may be located between the main body and the intake port to be connected to the main body and the intake port, respectively. Accordingly, the main body may be located at an upper position directed away from the intake port, allowing the electric cleaner to have a high center of gravity.

Abstract: A pad conditioner for conditioning a polishing surface of a polishing pad includes a conditioning disk, a disk holder, and a disk arm. The conditioning disk includes a substrate plate and at least two abrasive segments. The conditioning disk includes at least one channel by which debris and spent slurry may be evacuated. The abrasive segments are on a surface of the substrate plate, and form at least one channel segment therebetween. Each channel segment extends from about the center of the surface to substantially the outer rim of the substrate plate. The disk holder to which the conditioning disk is mounted includes a through hole. The disk arm to which the conditioning disk is mounted includes an opening in fluid communication with the at least one channel segment via the through hole for evacuating the debris and spent slurry by a vacuum module.

Abstract: A blower including a body having a length, L, as measured between front and rear ends of the blower in a direction of airflow through the blower; and a fan including a plurality of blades configured to generate airflow through the blower, wherein the blades are spaced apart from the rear end of the blower by at least 0.4 L. In an embodiment, the fan is rotatably biased by a motor spaced apart from the rear end of the blower by at least 0.5 L. In another embodiment, at least 75% of the fan is disposed within an airflow outlet tube of the blower. In yet another embodiment, the blower further comprises a handle, and wherein the fan is disposed downstream of the handle, and wherein the fan is spaced apart from the handle by at least 0.08 L, as measured in the direction of airflow.

Abstract: A hand vacuum cleaner has an air flow path extending from a dirty air inlet provided at a front end of the hand vacuum cleaner to a clean air outlet, a main body housing a suction motor, and an air treatment member that is moveably mounted to the main body between an operating position and an emptying position. The hand vacuum cleaner also includes a post-motor filter housing, wherein a post-motor-filter is removably receivable in the post-motor filter housing, and wherein moving the air treatment member to the emptying position enables access to the post-motor-filter.

Abstract: The present invention discloses a portable vacuum cleaner having a rotatable vacuum assembly. The vacuum cleaner comprises a nozzle assembly including a nozzle cavity, a canister assembly pivotally connected to the nozzle assembly, a dust bag mounted to the canister assembly, a dirty air pathway providing fluid communication between the nozzle cavity and the dust bag and a suction generator for generating a vacuum that draws dirt and debris from the nozzle cavity to the dust bag. The nozzle assembly having a nozzle mount rotatably coupled to the canister assembly to spin about a rotation axis and an angled nozzle rigidly extending from the nozzle mount at an acute angle to the rotation axis. The nozzle assembly is adapted to rotate and could move back and forth for effective collection of dirt and debris.

Abstract: A controller is provided for use in controlling a blade sharpening system that includes at least one grinding wheel operable to sharpen the blade. The controller includes a memory device, and a processor communicatively coupled to the memory device. The processor is configured to receive signals from at least one sensor, the at least one sensor operable to monitor rotation of the at least one grinding wheel. The processor is further configured to adjust a position of the at least one grinding wheel relative to the blade based on the received signals.

Abstract: The present disclosure provides a hydraulic jack, including a base as a carrier for mounting other components; an inner cylinder barrel vertically fixed to the base, a sliding cavity being formed in the inner cylinder barrel; an outer cylinder barrel vertically and slidably fitted outside the inner cylinder barrel; a valve plug assembly slidably fitted in the sliding cavity, and the valve plug assembly being rigidly connected to the outer cylinder barrel via a valve plug rod and being able to slide synchronously with the outer cylinder barrel; a valve plug driving assembly mounted on the outer cylinder barrel; and a supporting component mounted on the side wall of the outer cylinder barrel in an up-down adjustable mode. The hydraulic jack of the present disclosure is compact in structure, high in strength, high in load capacity, long in stroke, and safe and reliable in use.

Abstract: The disclosure relates to a workpiece handling systems and workpiece storage devices for elongate workpieces of shaft-like form which are at least substantially rotationally symmetrical relative to their longitudinal axis and which have along their longitudinal axis at least one projection extending in the peripheral direction, which projection protrudes radially outwards relative to a workpiece region arranged immediately axially adjacent thereto. The workpiece storage device includes a base plate and a plurality of workpiece holders. The workpiece holders are fastened to the base plate and protrude upwards therefrom, and which define workpiece receiving surfaces.

Abstract: The present invention relates to a novel vise that operates in both a threaded and unthreaded mode. The vise includes a fixed block, a movable head, a rod, a ratchet mechanism, a threaded mechanism and a toggle mechanism. In the threaded mode, the movable head may only be moved by rotating the rod. In the unthreaded mode, the movable head may only be moved by applying force to the movable head in the desired direction of movement.