Abstract: A hand-held grinding machine includes at least one grinding device for receiving or forming a grinding means, a drive device for driving the grinding device, at least one actuating element for controlling the drive device, and a drive housing, which receives the drive device and has a longitudinal-axis portion arranged about a longitudinal axis at least substantially perpendicular to an axis of rotation of the drive device. The drive housing further includes a front portion, which surrounds a region of an intersection point of the axis of rotation and the longitudinal axis. The front portion includes a dome-shaped grip surface, within which the actuating element is arranged on a side, facing away from the longitudinal-axis portion, of a plane which is perpendicular to the longitudinal axis and includes the axis of rotation.

Abstract: Automatic seal applicator apparatuses comprise a seal applicator module comprising a conical element and a pair of jaws or fingers that separates a seal, such as an O-ring, a D-ring, or other like seal, from a dispensing sleeve, and automatically applies the same to a part. Moreover, the apparatus comprises a quick-release module for quickly and easily removing one or both the dispensing sleeve and the conical element. In addition, the apparatus comprises a turntable allowing multiple parts to have seals applied thereto automatically. Finally, a system of a plurality of seal applicator apparatuses may be utilized for applying a plurality of seals to parts automatically.

Abstract: A cleaner head for a vacuum cleaning appliance includes a housing which defines a suction chamber. The suction chamber has a suction inlet through which air enters the suction chamber, and a suction port through which air exits the suction chamber. The cleaner head includes a plurality of casters for supporting the cleaner head. Each caster is rotatable relative to the housing about a first axis which is perpendicular to the suction inlet. Each caster is also rotatable relative to the housing about a second axis perpendicular to the first axis. The cleaner head further includes a plurality of guide members for guiding into the suction chamber debris entrained within air drawn towards the suction inlet. Each guide member is arranged to rotate with a respective caster about the first axis.

Abstract: A surface cleaning apparatus includes a housing including an upright handle assembly and a base mounted to the upright handle assembly and adapted for movement across a surface to be cleaned. The surface cleaning apparatus is further provided with a fluid delivery system comprising a fluid dispenser configured to dispense fluid to a brushroll and at least one fluid delivery channel forming a portion of a fluid delivery pathway. The fluid delivery channel can extend adjacent to a portion of the suction nozzle assembly. An interference wiper interfaces with a portion of the brushroll to remove excess liquid from the brushroll.

Abstract: A combined grinding wheel for ultrasonic machining and the determine method thereof. The combined grinding wheel for ultrasonic machining comprises: an outer grinding ring, an upper end thereof having a center taper hole and a plurality of outer grinding ring water holes located in a circumferential outer side of the center taper hole; a connecting taper shank, the upper end thereof having a taper shank extending into an outer grinding ring cavity from the center taper hole and matching the tapered surface of the center taper hole; a connecting flange, located outside the shank portion and fixed on the inner wall of the upper end of the outer grinding ring cavity, and having a center tapered through hole; and an inner vibration unit, having a tapered surface matching the tapered surface of the center tapered through hole and a center hole connected with the connecting taper shank by means of a screw.

Abstract: A hand vacuum cleaner has a dirt separator comprising a first air treatment stage and a second air treatment stage, the first air treatment stage comprising a first air treatment chamber and the second air treatment stage comprises a second stage air treatment chamber. An openable door opens the first air treatment chamber when the door is in an open position. The front door has a diameter and the rear end of the first air treatment chamber stage has a diameter that is generally equal to the diameter of the front door. The sidewall of the first air treatment stage is moveable with respect to the suction motor and, when the sidewall is moved with respect to the suction motor, the front openable door and the dirty air inlet also move with the sidewall.

Abstract: The invention relates to a device with a machine tool and a braking device, the machine tool having an eccentrically supported, rotatable backing pad for receiving a tool. According to one embodiment, the braking device has a frame, which is attached to the machine tool; a spring, a first end of which is fixed on the frame; and a lever, which is connected to a second end of the spring. The braking device also has an actuator, which is designed to move the lever, wherein in the event of a movement of the lever, the spring is compressed and a part of the lever is pressed against the backing pad of the machine tool.

Abstract: A substrate processing method of grinding a first substrate in a combined substrate in which the first substrate and a second substrate are bonded to each other includes measuring a total thickness distribution of the combined substrate; measuring a thickness distribution of the first substrate; calculating a thickness distribution of the second substrate by subtracting the thickness distribution of the first substrate from the total thickness distribution of the combined substrate; deciding a relative inclination between a substrate holder configured to hold the combined substrate and a grinder configured to grind the combined substrate, based on the thickness distribution of the second substrate; and grinding the first substrate while holding the combined substrate at the inclination which is decided.

Abstract: A method of attaching a brush head to an oral cleansing device is provided. The method may include inserting a drive shaft of the oral cleansing device into a shaft of the brush head. The method may include causing, in response to inserting the drive shaft into the shaft of the brush head, a cantilevered beam inside the shaft to bend outward, creating a reactionary force that presses against the drive shaft.

Abstract: This is a device for releasing and detaching a cleaning cloth from the base that retains it; and in particular the release and detachment device of the invention allows you to release and detach from the base a cleaning cloth that has pockets within which are inserted the lateral ends of said base supporting the cloth.

Abstract: A cleaner head for a vacuum cleaner includes a suction cavity comprising an opening through which debris enters the cleaner head, and an outlet. An agitator is mounted in the suction cavity in a cantilevered manner for rotation relative thereto. The agitator includes a core having a first, free end, a second end remote from the free end, and upstanding helical ridges extending between the free end and the second end, and a row of bristles located between the helical ridges and inclined relative to the core in a direction extending towards the free end of the core.

Abstract: A powered toilet bowl brush for automatically cleaning an interior of a toilet bowl. The toilet bowl brush includes a splash guard member having a brush assembly disposed on a first side and a housing on an opposing side thereof. The splash guard member is sized to rest atop a perimeter of a toilet bowl and prevent liquid from splashing out of the toilet bowl when in use. A shaft extends from the housing and through the splash guard member, wherein a distal end of the shaft is secured to the brush assembly. The shaft is operably connected to a motor that moves the brush assembly along a vertical axis. In some embodiments, the brush assembly is rotatably secured to the shaft and is capable of rotating 360 degrees about the vertical axis. In operation, the brush assembly is activated to automatically clean the interior of the toilet bowl.

Abstract: A washing bucket has a container with an interior defined by wall and a bottom, the fluid inlet affixed to the wall of the container, and a fluid outlet opening through the wall of the container. The fluid outlet is positioned at a level higher than a level of the fluid inlet. The fluid inlet communicates with the interior of the container. The fluid inlet is positioned adjacent to the bottom of the container. In particular, the fluid inlet is a tubular member having a plurality of openings. This plurality of openings opens to the interior of the container.

Abstract: A fluid spray nozzle includes a first member that is configured to be fixed to a sensor or a mounted portion to which the sensor is mounted, and a second member that is fixed to the first member. The first member has a fluid inlet and a first fluid passage that is connected to the fluid inlet. The second member has a second fluid passage that is connected to the first fluid passage, and a spray port from which the fluid that has passed through the second fluid passage is sprayed onto a predetermined location of the sensor.

Abstract: An apparatus can include a first material support member and a second material support member each configured to removably attach to a tile tray. The material support members can define a linear saw blade slot through which a saw blade extends while cutting a planar material. The apparatus also can include a first paddle and a second paddle each configured to interpose a respective portion of the planar material between the respective paddle and a respective one of the material support members. Each of the paddles further can be configured to engage the respective material support member using an alignment pin that fixes a position of the paddle relative to the position of the respective material support member.

Abstract: An autonomous cleaning robot (e.g., an autonomous vacuum) may clean an environment using a cleaning head that is self-actuated. The cleaning head includes an actuator assembly comprising an actuator configured to control rotation and vertical movement of a cleaning roller, a controller, and a cleaning roller having an elongated cylindrical length connected to the actuator assembly. The cleaning head also includes a computer processor connected to the actuator assembly and a non-transitory computer-readable storage medium that causes the computer processor to map the environment based on sensor data captured by the autonomous vacuum. The computer processor may determine an optimal height for the cleaning head based on the map and instruct the actuator assembly to adjust the height of the cleaning head.

Abstract: A grinding method for grinding a workpiece includes a first grinding step of grinding the workpiece in such a manner that an outer circumferential part of the workpiece becomes thinner than a central part of the workpiece, a measurement step of measuring the thickness of the workpiece at the outer circumferential part, and a second grinding step of grinding the workpiece. In the second grinding step, the grinding is started from the central part of the workpiece and the grinding is ended when the workpiece reaches a finished thickness decided based on the thickness of the workpiece at the outer circumferential part measured in the measurement step.

Abstract: A stick vacuum cleaner comprising an elongated shaft part, a housing arranged to be attached to the elongated shaft part, the housing comprising an air inlet, a container arranged to accommodate a removable air-permeable dust bag, a motor fan unit for creating an airflow, and an exhaust air outlet, a nozzle arranged at a first end of the elongated shaft part, the nozzle comprising a nozzle inlet via which debris is transported from a surface to be cleaned by means of the created airflow to the dust container, and a handle arranged at a second end of the elongated shaft part, wherein the container is arranged to be removably attached to the housing.

Abstract: A long rod grinding machine reduces the likelihood of dust escaping and falling. The long rod grinding machine includes a head and a rod having an end connected to the head and extending in a front-rear direction. The head includes an electric motor, a pad movable with a driving force from the electric motor, a vertical wall surrounding a radially outer edge of the pad, and a contact member located between the vertical wall and the pad and surrounding the radially outer edge of the pad. The contact member includes a brush holder having one or more through-holes extending in a radial direction of the pad, and a brush located below the brush holder and having a lower end located downward from a lower end of the vertical wall.

Abstract: The present invention is to provide a mechanism that does not cause a situation such as corrosion of the iron tip with an air nozzle due to blowing off solder from the iron tip of the soldering iron, and a mechanism capable of coping with various shapes of iron tips. In order to achieve the object of the present invention, an iron tip cleaner device for a soldering iron includes a cleaner chamber including a wall surface and an air jetting holes that is provided in the wall surface and jets air for blowing off solder on an iron tip. The solder on the iron tip is blown off by convection air generated when the air jetted from the air jetting holes collides with the wall surface.