A cleaning apparatus and a method of using the cleaning apparatus are provided. The method includes first moving a pencil pad into contact with a top surface of a wafer, wherein the pencil pad is connected to a pivot arm and second moving the pivot arm in a sweeping motion from a first zone to a second zone, the first zone being closer to a center of the top surface of the wafer than the second zone, wherein the sweeping motion is controlled by a controller, the pivot arm moves at a first speed in the first zone and the pivot arm moves at a second speed in the second zone, wherein the first speed is different from the second speed.

A cleaning device for cleaning a warming drawer is described, the cleaning device comprising a body portion and at least one cleaning member peripherally mounted on the body portion. The body portion further comprises an aperture; or a recess in a side of the body portion; wherein the aperture or the recess extends through the thickness of the body portion. In this way, an improved device for cleaning a warming drawer is provided. A method of cleaning a warming drawer and a kit of parts is also described.

A substrate cleaning device may include a chamber body configured to hold a substrate and a brush assembly. The brush assembly may include a first roller, a second roller, and a belt extending between the first roller and the second roller. At least one of the first roller and the second roller may be movable between a first position where the belt contacts a first surface of a substrate disposed in the chamber body and a second position where the belt is spaced from the first surface. Other substrate cleaning devices and methods of cleaning substrates are disclosed.

The present disclosure provides a cleaning string for cleaning a tip end face of a single core optical connector, which contains a quite small residual amount of oil components and has a high wiping property without the attachment of oil components to the tip end face of a single core optical connector. Further, the present disclosure provides a method for producing a cleaning string for cleaning a connector which can suitably remove oil components adhering to a multifilament made of chemical fibers. A cleaning string for cleaning a connector formed by twisting plural multifilament made of chemical fibers, wherein a residual amount of oil components is 3 mg/g or less. A method for producing a cleaning string for cleaning a connector which comprises a step of removing oil components adhering to multifilament made of chemical fibers by washing with a surfactant-containing solution in a form of knitting, reel, or honeycomb wound before or after twisting plural multifilament made of chemical fibers, a step of washing with pure water, a step of drying and a step of unwinding the form.

A low-power system for cleaning an underwater object, comprising an autonomous vehicle configured to move along a surface of an underwater object to be cleaned, the autonomous vehicle including a cleaning device. The cleaning device is configured to remove biofouling from the surface of the underwater object. The autonomous vehicle further includes a variable buoyancy mechanism configured to control a buoyancy of the autonomous vehicle, such that the autonomous vehicle moves up and/or down an underwater object.

A system includes a base defining an opening. The system includes a pair of gaskets supported by the base, the opening disposed between the gaskets. The system includes a pair of pads supported by the base, the gaskets disposed between the pads. The system includes a transparent shield supported by the base and movable between a first position and a second position, the shield abutting one of the pads in the first position and the other of the pads in the second position.

Systems, methods, and a hole-cleaning apparatus for cleaning machined holes before measurement. The apparatus includes a probe that is inserted into a hole, and a spool support configured to support a spool of a cleaning material. During operation, cleaning material is drawn from the spool downward along the outer surface of the probe, and cleans the machined hole. The cleaning material then passes through an opening at the lower end of the probe, moves upward through an internal passage to an opening in the upper end of the probe, and is collected on a powered take-up reel.

Embodiments relate to marine streamer cleaning. An embodiment provides a streamer cleaning apparatus comprising: a housing comprising an inlet configured to receive a streamer and an outlet configured to dispatch the streamer; and scraper lamellas coupled to the housing, wherein the scraper lamellas are arranged to form an opening to receive the streamer. Methods of cleaning a streamer and streamer cleaning systems are also provided.

The invention relates to mobile phone peripheral devices, and discloses a cleaning device for a mobile phone screen which includes a frame. The frame is fixedly connected with a bracket, and a top end of the bracket is fixedly connected with a bearing sleeve. The inside of the bearing sleeve is rotatably connected with a rotating shaft. One end of the rotating shaft is fixedly connected with a rotating knob. One end of the rotating shaft is fixedly connected with a bevel gear. The inner of the bevel gear is fixedly sleeved with a threaded rod. Two ends of the threaded rod are rotationally connected with a bearing block. The surface of the threaded rod is fixedly connected to the limiting block. The cleaning device for the mobile phone screen is provided with a rotary knob and a bevel gear, and the rotary knob is rotated to drive the bevel gear so that the supporting plate can moves up and down. The position between the supporting plate and the cleaning sheet is located in accordance with the different thickness of the mobile phone, and the transmission is stable and precise. And it is possible to clean the screens of different sizes of mobile phones, thereby achieving a wide range of applications.

Devices, systems and methods for cleaning and disinfecting footwear items are disclosed herein. In an aspect, an apparatus is disclosed comprising an ultraviolet light element configured to emit ultraviolet light toward a top covering element configured to receive one or more contaminated item, wherein the ultraviolet light element is located within a lower frame element. In another aspect, a grating element is disclosed comprising a frame of bars configured to support the one or more contaminated item; wherein the grating element is a ceiling enclosure portion of the lower frame element. In yet another aspect, a brush frame element mounted to an underside of the grating element is disclosed, wherein the brush frame element comprises a set of brush strips configured to protrude through at least one space between the frame bars.