Abstract: A vacuum attachment apparatus for use on conventional service station or car wash vacuums is described. The apparatus is equipped with a rubberized female portion disposed on a wide end of the apparatus, which is configured to mate onto the default vacuum hose end. The apparatus facilitates the cleaning of small crevices with a commercial or industrial vacuum, which conventionally has too large of an intake to reach crevices such as those found between the seats of vehicles, under the seats, within the dash, and in other common locations standard on most contemporary vehicles.

Abstract: A controller for a vacuum cleaner includes a processor and a memory. The memory includes instructions that program the processor to operate a motor at a first power level, receive a temperature of a drive component associated with the motor from a temperature sensor, and compare the temperature of the drive component associated with the motor to a first threshold temperature. The processor operates the motor at a second power level lower than the first power level for a period of time when the temperature of the drive component associated with the motor is greater than or equal to the first temperature threshold, and continues operating the motor at the first power level when the temperature of the drive component associated with the motor is less than the first temperature threshold.

Abstract: A robot cleaner includes an intake port, a shock detection sensor, a camera, a memory, and a processor. The memory may include an artificial intelligence model trained to identify an object, and the processor may, based on the object being ingested by the intake port, identify an image obtained within a preset time before the object is ingested, among a plurality of images obtained through the camera and identify the object according to the artificial intelligence model. Thereby, a user may be informed that the robot cleaner has ingested the object.

Abstract: A mobile cleaning robot includes a removable filter unit configured to receive a supply airflow generated by a blower and to filter debris from the supply airflow, a filter seat, a filter access opening, a filter access door, and a filter presence system. The filter access door is pivotable between a closed position, wherein the filter access door covers the filter access opening, and an open position, wherein the filter access door is displaced from the filter access opening to permit access to the filter seat. The filter presence system is configured to: permit the filter access door to move from the open position into the closed position when the filter unit is disposed in the filter seat; and prevent the filter access door from being moved into the closed position when the filter unit is not disposed in the filter seat. The filter presence system includes a lift arm movable between an extended position and a retracted position.

Abstract: An electric vehicle with a cleaning device includes an electric motor, a cleaning device connected with a pipe installed in a vehicle cabin, a first clutch that connects and disconnects the electric motor with an axle of wheels of the vehicle, a second clutch that connects and disconnects the electric motor with the cleaning device, a control unit that controls one of the first clutch and the second clutch to selectively connect one of the cleaning device and the axle with the electric motor and activate the cleaning device.

Abstract: A cleaning apparatus includes an end cap assembly for use with an agitator. The end cap assembly includes a stationary end cap, a rotating end cap, and a fragmentor. The stationary end cap is secured to and stationary with respect to a housing of the cleaning apparatus. The rotating end cap is coupled to the agitator and rotates with the agitator relative to the housing. The stationary and rotating end caps define a gap extending radially inward therebetween. The fragmentor is disposed within the gap and is configured to break debris which enters the gap into smaller pieces. The fragmentor may be disposed on a surface of the stationary end cap facing towards the rotating end cap and/or on a surface of the rotating end cap facing towards the stationary end cap. The fragmentor may include a cutting blade and/or an abrasive surface.

Abstract: A system includes a universal handle and a variety of tools selectively secured within the handle. The tools can be tools for grooming or collecting hair, and are especially useful with animals such as household pets. One example tool includes a mat breaker that is adjustable for left handed or right handed use. Another example tool is a fur sweeper tool and a fur accumulator tool. Other tools include deshedders, brushes, and combs.

Abstract: A suction motor capable of having reduced axial length is disclosed. The suction motor according to the present invention comprises: a rotary shaft; an impeller fixed to one end of the rotary shaft; a bearing assembly provided at one side of the impeller and rotatably supporting the rotary shaft; a permanent magnet provided on the rotary shaft at one side of the bearing assembly; a weight balancer provided on the other end of the rotary shaft at one side of the permanent magnet; and a stator assembly provided at the circumference of the permanent magnet, wherein the weight balancer is formed such that when the rotary shaft rotates, the impeller, the permanent magnet and the weight balancer achieve rotational balance around the bearing assembly.

Abstract: A surface treatment apparatus may include a coupling, a handle, an accessory coupled to the coupling, and a toggle proximate the handle. The accessory may have at least two operational states. An actuation of the toggle may cause the accessory to transition between operational states.

Abstract: A robotic vacuum cleaner docking station has a mechanical transfer mechanism that is used to transfer dirt from a robotic vacuum cleaner to a docking station.

Abstract: An autonomous cleaning device, includes: a mobile platform, configured to move autonomously on a cleaning surface; and a cleaning module, disposed on the mobile platform and including: a wet cleaning module, configured to clean at least part of the cleaning surface in a wet cleaning mode; and a lifting structure, connected to the wet cleaning module and configured to enable the wet cleaning module to move upward or downward with respect to the mobile platform; wherein the wet cleaning module includes: a cleaning head configured to clean the cleaning surface; and a driving unit configured to drive the cleaning head to conduct reciprocating movement on a target surface which indicates a part of the cleaning surface.

Abstract: The battery-powered backpack blower includes a back support assembly including a back plate configured to permit a user to mount the blower to the user's back, and a volute assembly including a first volute portion and a second volute portion. The backpack blower further includes a housing assembly including a battery assembly and a motor assembly therein, the housing assembly is provided intermediate to the back assembly and the volute assembly.

Abstract: A robotic device comprising: an energy storage device; and a controller configured to determine whether a quantity of energy stored in the energy storage device is below a predetermined energy level, wherein: the robotic device is configured to perform a cleaning task if the determined quantity of energy is not below the predetermined energy level; if the determined quantity of energy is below the predetermined energy level: the controller is configured to estimate a likelihood of the robotic device being capable of locating a recharging base station; and in dependence on the estimated likelihood, the robotic device is configured to seek the recharging base station or perform the cleaning task.

Abstract: A floor cleaner can include a housing adapted for movement over a surface to be cleaned and at least one edge cleaning brush provided on the housing. The edge cleaning brush includes multiple cleaning implements which rotate at different velocities. A gear system, such as a planetary gear system, can drive one cleaning implement at a lower speed than another cleaning implement.

Abstract: A novel cutting method and apparatus includes a cutting blade adapted to consistently and easily form a desirable kerf in a concrete substrate while capturing substantially all resulting concrete dust.

Abstract: An optical beacon may include a housing, an optical emitter at least partially disposed within the housing, and an optical identifier generator optically coupled to the optical emitter. Light incident on the optical identifier generator may be shaped into at least one optical identifier. The optical identifier may be associated with an action capable of being carried out by a robotic cleaner such that detection of the optical identifier by the robotic cleaner causes the robotic cleaner to carry out the action.

Abstract: A robotic dust collector includes: a cover plate that closes an opening of a housing; a first hinge member connected to the cover plate and having an insertion space; an elastic member disposed in the insertion space; and a second hinge member. The second hinge member includes a shaft part that is inserted in the insertion space and supports the elastic member. The second hinge member further includes a fixture part fixed to at least a part of the housing. The second hinge member supports the first hinge member in a manner that allows the first hinge member to rotate about a rotation axis.

Abstract: Disclosed is a drainage system for an automatic cleaning storage base of an electric mop. The automatic cleaning storage base of the electric mop comprises a casing member having a cleaning tank. The drainage system comprises a drain valve; an outlet end of the drain valve is connected to the outside of the casing member, and an inlet end of the drain valve is connected to the cleaning tank; the drain valve has a switch, and the switch is provided with a first rack; the drain valve is further provided with a duplex gear and a second rack; the duplex gear has a gear portion with a larger outer diameter to mesh with the first rack, and the duplex gear has a gear portion with a smaller outer diameter to mesh with the second rack.

Abstract: A roadway or pavement sweeper with multiple sweeping modes for the removal of debris from a swept surface may, in some embodiments, include a sweeper vehicle having a pair of side-brooms independently movable between a retracted and extended position for sweeping debris into an area therebetween and at least one material-transfer broom to sweep a portion of the debris accumulated between the side-brooms as the vehicle moves in its direction of travel. A fan-driven suction-inlet may be provided at or adjacent each side of the vehicle. The at least one material-transfer broom may rotate in a first or other direction to transfer debris for entrainment into a selected suction-inlet for transfer to a debris hopper. Other embodiments are also described.

Abstract: A turntable structure includes a cleaning turntable having one side connected with a cleaning piece; an adjusting component slidably connected with the cleaning turntable along a target direction, and located on another side of the cleaning turntable opposite to the cleaning piece, the adjusting component having a side far away from the cleaning turntable and connected with a driving mechanism of a robot to rotate the cleaning turntable, the target direction being parallel to a rotating shaft of the cleaning turntable; a pressure unit provided between the cleaning turntable and the adjusting component and for pressing against the cleaning turntable; and a first limiting structure configured to limit a sliding distance of the cleaning turntable relative to the adjusting component along the target direction.