An automatic dishwasher having a heater shared by the recirculation system and the air supply system to heat the liquid in the recirculation system and the air in the air supply system.

A dishwasher includes a shiftable rack provided with a washing agent dispersal system including a housing into which washing fluid is delivered. When the rack is shifted to a retracted position within a tub of the dishwasher, a tube feed system is employed to selectively distribute washing fluid from a pump assembly to each of multiple spray arms, the housing of the washing agent dispersal system and an auxiliary spray unit carried by the upper rack.

A dishwasher having a washing compartment; an air-guiding channel to generate an airflow; and a sorption drying system to dry items to be washed. The sorption drying system has a sorption compartment with reversibly dehydratable sorption material and the sorption compartment is connected to the washing compartment by the air-guiding channel. The reversibly dehydratable sorption material in the sorption compartment is layered in form of a sorption unit that has an inlet cross-sectional area such that the substantially identical respective air volume flow value that is applied to each entry point of the inlet cross-sectional area.

According to one embodiment, a reticle chuck cleaner for cleaning a reticle chuck of an EUV exposure apparatus includes a substrate having a shape to be carried to the reticle chuck of the EUV exposure apparatus, and an adhesive formed on one of the main surfaces of the substrate.

The invention meets the needs above by providing a surfactant system, mixture or blend that can be used as a part of a soaking composition. The surfactant system is capable of forming emulsions with, and thus removing, oily and greasy stains. In a preferred embodiment the surfactant compositions of the invention can remove non-trans fat and fatty acid stains. The invention involves foaming soaking compositions that have some or part of the anionic surfactant present in the same replaced with an extended chain anionic surfactant.

A cleaning machine for containers, containing a housing in which various treatment stations, including a feed station and a discharge station, are accommodated, whereby the housing has two side walls located opposite each other. In order to simplify the installation of the cleaning machine, a modular construction is used, whereby at least the discharge station is formed as a module.

Strategies for tool designs and their uses wherein the tools can operate in either closed or open modes of operation. The tools easily transition between open and closed modes on demand. According to one general strategy, environmentally controlled pathway(s) couple the ambient to one or more process chambers. Air amplification capabilities upstream from the process chamber(s) allow substantial flows of air to be introduced into the process chamber(s) on demand. Alternatively, the fluid pathways are easily closed, such as by simple valve actuation, to block egress to the ambient through these pathways. Alternative flows of nonambient fluids can then be introduced into the process chamber(s) via pathways that are at least partially in common with the pathways used for ambient air introduction. In other strategies, gap(s) between moveable components are sealed at least with flowing gas curtains rather than by relying only upon direct physical contact for sealing.

A method of cleaning an internal component (14) of a process vessel (10) includes opening a guide (42) extending at least from a vessel access port or entry nozzle (38) to the internal component (14), guiding a cleaning agent/device by means of the guide (42) to the internal component (14), cleaning the internal component (14) with the cleaning agent/device, and closing the guide (42). The process vessel (10) is then operated with the guide (42) remaining in the process vessel (10).

A device for cleaning and sanitizing a moving handrail, such as those found on escalators and moving walkways. The device can automatically and continuously sanitize a handrail as it moves past or through the device, thereby preventing the spread of germs and viruses and encouraging users to make contact with the handrail for safety reasons without worrying about disease transmission.

The invention relates to a cleaning system for coffee machines, comprising a cleaning device for periodically cleaning the coffee- and/or milk-carrying components using a cleaning liquid, which contains cleaning agent in the form of balls or tablets dissolved therein, wherein the cleaning device is provided with a time- and/or product-cycle-dependent controller and a metering apparatus (1) for the cleaning agent (10) that interacts with the controller. Thus, it is possible to program the cleaning process in a customized manner according to the mode of operation and to carry out the cleaning process fully automatically according to the program. The metering of the cleaning agent (10) according to the program ensures an always optimal cleaning effect together with sparing use of cleaning agents. Simple and safe handling is achieved by using ball- or tablet-shaped cleaning agents.

A steam cleaning apparatus including a main body having a main switch, a steam cleaning head coupled to the main body, and a position sensitive switch having a first state when the steam apparatus is in a substantially vertical storage position and a second state when the steam cleaning apparatus is in a tilted, cleaning position, the position sensitive switch being connected in electrical series with the main switch such that when the position-sensitive switch is in the first state the position-sensitive switch interrupts the flow of electrical current from the main switch and when the position-sensitive switch is in the second state, electrical power is supplied by the main switch.

This disclosure describes example antiseptic applicators that may be used in combination with one or more cleansing, antimicrobial and/or antiseptic agents to reduce or eliminate contaminates on a surface. According to some embodiments, the disclosure describes that the applicators may contain an impermeable layer and a permeable layer, where the impermeable layer prevents contaminates for transferring from a user's hand to the permeable layer and the surface.

A set of vertically stackable interacting cartridges for improving the delivery of biocide of a bulk feeder by positioning the stackable cartridges in a stacked condition within a chamber in the bulk feeder wherein the stackable cartridges are maintained in vertical interacting flow alignment with each other to provide enhanced control of the delivery of the biocide carried within each of the stackable cartridges without replacing the control valves of the bulk feeder.

A detergent for cleaning media is provided. The detergent comprises deionized water, between about 1% and about 5% by weight of a nonionic surfactant having an hydrophile/lipophile balance (HLB) value between about 10 and about 20, and an ethoxylation level between about 5 and about 20, between about 1% and about 5% by weight of a dispersing agent, between about 3% and about 10% by weight of a chelating agent comprising phosphonic acid, and between about 2% and about 6% by weight of an inorganic salt.

A dishwasher, in particular a household dishwasher, includes at least one wash compartment and a rack guide rail for support in the wash compartment of a rack which holds items to be washed and/or dried. The rack guide rail has a running surface to allow movement of the rack in and out of the wash compartment for loading and unloading purposes along a travel path supported on the running surface. The rack guide rail is hereby supported at a support point for pivoting about a pivot axis.

In a method for multiple cutoff machining a rare earth magnet block, a cutting fluid feed nozzle having a plurality of slits is combined with a plurality of cutoff abrasive blades coaxially mounted on a rotating shaft, each said blade comprising a base disk and a peripheral cutting part. The slits in the feed nozzle into which the outer peripheral portions of cutoff abrasive blades are inserted serve to restrict any axial run-out of the cutoff abrasive blades during rotation. Cutting fluid is fed from the feed nozzle through slits to the rotating cutoff abrasive blades and eventually to points of cutoff machining on the magnet block.

A body, such as a pick tool for cutting coal, includes a steel substrate and a hard face structure fused to the steel substrate. The hard face structure includes at least 1 weight percent Si, at least 5 weight percent Cr and at least 40 weight percent W. Substantially the balance of the hard face structure includes carbon and an iron group metal M selected from Fe, Co, Ni and alloy combinations of these elements. The hard face structure includes a plurality of elongate or platelike micro-structures having a mean length of at least 1 micron, a plurality of nano-particles having a mean size of less than 200 nanometers, and a binder material.

A wafer dicing blade includes a cutting part including a protrusion, the protrusion having a uniform region with a substantially uniform width, and a support covering at least one sidewall of the cutting part, the protrusion of the cutting part extending beyond an edge of the support.

A splitting wedge includes at least a wedge (1), an external sleeve (3), and a wedge sleeve (2). The wedge sleeve (2) and the external sleeve (3) are connected to one another by providing one with a flange (8, 10) and the other with a groove (7, 9), the flange (8, 10) and the groove (7, 9) being substantially perpendicular with respect to a direction of motion (B) of the wedge (1), and by arranging the flange (8, 10) in the groove (7, 9).

An apparatus for splitting a plurality of masonry blocks is provided. The apparatus includes a plurality of first splitting blades that are configured to simultaneously move in a first direction, so as to split one of each of the plurality of masonry blocks into two or more sections during a single splitting operation. Each section has a first split surface. A plurality of second splitting blades is provided, where each is perpendicular and adjacent to one of the first splitting blades. Each of the second splitting blades is configured to form a second split surface on one of the masonry block sections that is perpendicular to at least one of the first split surfaces.

A rotary dresser is provided with a roll having an outer circumferential surface which includes an arc portion or inclined portion differing in diameter in dependence on the axial position thereof, and a plurality of diamond abrasive grains embedded on the outer circumferential surface of the roll. The number of the diamond abrasive grains in the circumferential direction is fixed even at any axial position on the outer circumferential surface of the roll.

A saw system in one embodiment includes a base, a work support surface member supported by the base and including a work piece support surface defining a horizontal work piece support plane, and a plurality of wheels, each of the plurality of wheels engaged with at least one of the base and the work support surface member, wherein none of the plurality of wheels is attached to either the base or the work support surface member.

A saw (1) being portable and/or wheeled, such as a wall saw, floor saw or masonry saw, comprising a rotatable circular saw blade (3), a drive motor (5) with an motor output shaft (9) for rotating the saw blade (3), and a transmission (20) for interconnecting the motor output shaft (9) to the rotatable saw blade (3) in order to change an unsuitable high speed and low torque combination of the motor output shaft (9) into a more useable lower speed and higher torque combination at the rotatable tool (3), wherein the transmission (20) comprises two adjustable friction saw protective clutches in parallel, which can be set at a desired predetermined value, so as to limit the maximum size of the forces that the teeth and gears of the transmission (20) are exposed to. No over dimensioning is necessary, and the transmission (20) will make out fine in rough environments. The transmission may be of single-speed or two-speed type.

A dressing blade for finishing and reconditioning new and used abrasive grinding and cutting tools has a slab-shaped shank with an extension protruding longitudinally from the shank. Superabrasive grains are disposed on the surface of the extension and held in place by a brazed metal composition. This composition is formed by brazing a powdered mixture of brazing metal components and active metal components. Specific extension configurations are provided which allow aligning the superabrasive grains in single layer arrangement for precise dressing and simple fabrication of the tool. The novel dressing tool exhibits excellent wear characteristics.

A sawing rope (270) with abrasive elements (506) fixed on a steel rope (502) with a polymer jacket (504) is described and claimed. The abrasive elements (506) are made of a metallic sleeve on which an abrasive layer is deposited by means of electrolytic deposition, by means of sintering or by means of cladding for example laser cladding. Characteristic about this sawing rope (270) in view of the prior known sawing ropes is that each sleeve shows a connection or closure. Such a connection makes it possible to attach abrasive elements (506) on the rope without having to thread them on the rope (270) as is needed when making prior-art sawing ropes. The inventive sawing rope (270) can therefore be made in long lengths in a very efficient way.

Methods, wires, and apparatus for use in cutting (e.g., slicing) hard, brittle materials is provided. The wire can be a super-abrasive wire that includes a wire core and super-abrasive particles bonded to the wire core via a metal bonding layer. This wire, or another type of wire, can be used to slice workpieces useful for producing wafers. The workpieces can be aligned within a holder to produce wafers using the device and methods presently provided. The holder rotates about its central axis, which translates to workpieces moving in orbit around this axis. A single abrasive wire, or multiple turns of wire stretched tightly between wire guides, is then contacted with the rotating holder to slice the workpieces.

Methods, wires, and apparatus for use in cutting (e.g., slicing) hard, brittle materials is provided. The wire can be a super-abrasive wire that includes a wire core and super-abrasive particles bonded to the wire core via a metal bonding layer. This wire, or another type of wire, can be used to slice workpieces useful for producing wafers. The workpieces can be aligned within a holder to produce wafers using the device and methods presently provided. The holder rotates about its central axis, which translates to workpieces moving in orbit around this axis. A single abrasive wire, or multiple turns of wire stretched tightly between wire guides, is then contacted with the rotating holder to slice the workpieces.

A device (20) for adjusting the blade guard holder (17) arranged on the saw arm (3) of a wall saw (1), having a coupling element (25) is provided, whereby a first end of the coupling element (25) is joined to the blade guard holder (17), and, in a locked state, a second end is joined to the saw arm (3).

A holding assembly is formed of a base having two primary support edges and two locking fingers. A cutting assembly is formed of a platform, a cutting band, and a plurality of rollers rotatable with respect to the platform for guiding the cutting band in a path of travel above the base. An advancement assembly is formed of rails coupled to and extending upwardly from the base. Slide blocks extend downwardly from the platform for advancing the platform and cutting band. Control components include pneumatic pivot pistons mounted on the base operable to move the fingers between operative and inoperative orientations, a pneumatic advancement piston for advancing and retracting the platform, and a hydraulic motor for rotating a roller to move the cutting band.

An apparatus, a system and a method may use a diamond-impregnated wire loop to cut an underwater pipeline. The apparatus may have a frame, a carriage attached to the frame and/or pulleys connected to the carriage. The diamond-impregnated wire loop may be connected to the pulleys. The carriage may move relative to the frame to direct the diamond-impregnated wire loop in a forward direction relative to the frame and/or through the pipeline.

A concrete saw is disclosed having a rigid metal frame, a hydraulic drive system, a water-cooled hub, and an axially rotatable trigger assembly comprising a 12 volt switch. The saw may include a hydraulic pump operable to supply pressurized hydraulic fluid to the drive system. In some embodiments, the saw may includes a flow sharing valve fluidly coupled to the hydraulic drive system to distribute the pressurized hydraulic fluid from the a hydraulic pump in a portable power pack. A method of removing trip hazards with the saw is also disclosed.

A method for slicing a plurality of wafers from a crystal includes providing a crystal of semiconductor material having a longitudinal axis, a cross section and at least one pulling edge. The crystal is fixed on a table and guided through a wire gang defined by sawing wire so as to form the wafers. The guiding is provided by a relative movement between the table and the wire gang such that entry sawing or exit sawing using the sawing wire occurs in a vicinity of the at least one pulling edge of the crystal.

Wear indicators for abrasive articles are presented. Specifically, indicator marks that are parallel to a bonding edge of a grinding element are presented. Tools comprising a carrier element and one or more grinding elements comprising one or more indicators are also presented.

The present invention provides a self-cleaning wiresaw cutting apparatus including a cleaning mechanism adapted to clean the components of the wiresaw before, during, or after a cutting process or to humidify the cutting region of the apparatus. The apparatus contains at least one dispenser adapted to dispense an aqueous fluid onto various components of the wiresaw.

A handheld engine-driven cutter is provided with a disk blade and a main body that drives the disk blade by an engine. A guard surface for repelling chips of a workpiece that scatter from the disk blade to below the main body is formed on the main body. The guard surface has an asymmetric shape with respect to a boundary that is a rotating plane of the disk blade.

A protective cover for a handheld power tool, with a tool that is at least partially surrounded by the protective cover, is formed of at least a first wall element and a second wall element, which in order to form a tool space are connected to each other in a parallel-spaced arrangement. The first wall element has a first circumferential section and the second wall element has a second circumferential section. The circumferential sections overlap each other and form a circumferential wall of the protective cover, with at least one opening which is provided in the outer-lying second circumferential section and under which the inner-lying first circumferential section extends.

A chop saw, grinding wheel, or like apparatus is disclosed herein also incorporated to an easily portable dust collection system. In a preferred embodiment, a worktable is provided with a center slot for receiving a circular saw blade. A negative pressure and resulting air flow is provided at the center slot to capture particulate matter as a byproduct of cutting the workpiece. Side slots are also disclosed to assist in particulate collection. A unique filter chamber having a cylindrical filter is additionally provided to remove dust from air and discharge the filtered air at a lateral side of the apparatus. A filter cleaning knob is additionally disclosed to assist in cleaning the filter. Of the beneficial aspects of the chop saw with dust collection system is its portability being one integral unit and the dust filter being easily cleaned and maintained.

A hand-operated implement has a guide bar on which is fitted a cutting chain for cutting mineral and metal materials. The cutting chain is driven around the guide bar by a chain sprocket. The chain sprocket is arranged in a chain sprocket chamber which is delimited by a chain sprocket cover. A cutting element has an outer side facing a sidewall of the chain sprocket cover which lies in a first notional plane. The distance between the sidewall and the first notional plane measured perpendicular to the first notional plane and centrally between the top of the cutting element and the peripheral wall is less than approximately 0.8 cm over at least 30% of the section between a second notional plane containing the central axis of a fixing bolt on the guide bar and the exit opening at which the cutting chain leaves the chain sprocket chamber.

Presented is a concrete saw for sawing into concrete surfaces to provide expansion slots or joints. The concrete saw has powered front wheels and may optionally have powered rear wheels, so that with improved traction the full potential of the motor can be utilized in faster cutting of concrete.

The present invention provides a wire saw which cuts a workpiece using a cutting wire and is capable of adjusting wire tension with high responsiveness. The wire saw includes first and second workpiece cutting units 1A and 1B. Each of the workpiece cutting units 1A and 1B includes a pair of guide rollers 10a and 10b around which a wire W is wound to form a workpiece-cutting wire group. The wire saw further includes a tension detector 18 which detects tension in the wire W between the workpiece cutting units 1A and 1B, and a control device 50. The control device 50 changes a rotational speed of the guide rollers 10a and 10b of at least one of the workpiece cutting units based on the tension detected by the tension detector 18 so as to keep the tension within an acceptable range.

Provided is a gear grinding machine the maintainability of which can be improved and which is capable of being miniaturized. More specifically, provided is a gear grinding machine wherein a threaded grinding stone (17) and a workpiece (W) are engaged with each other and are rotated in this state, resulting in the workpiece (W) being ground, and wherein between a dressing position (P2) where the threaded grinding stone (17) can be dressed and a retreat position (P1) to which a retreat is made from the dressing position (P2) during grinding, a disk dresser (66) which, by being driven into rotation, dresses the threaded grinding stone (17) is swung about an axis (C2) which is parallel to an axis (C1) that is the rotational axis for the workpiece (W) and which intersects, at right angles, the direction in which the threaded grinding stone (17) is fed toward the workpiece (W).

A method of ductile mode machining a component of a plasma processing apparatus wherein the component is made of nonmetallic hard and brittle material wherein the method comprises single point turning the component with a diamond cutting tool causing a portion of the nonmetallic hard and brittle material to undergo a high pressure phase transformation to form a ductile phase portion of the hard and brittle material during chip formation wherein a turned surface is formed from a phase changed material and the turned surface is a grooved textured surface of phase changed material.

A supporting and stabilizing shoe used with a masonry circular power saw. A shoe frame rigidly mounts to the saw's motor frame. A plate that is preferably substantially planar and bifurcated to form two substantially co-planar members with a gap therebetween pivotably mounts to the shoe frame. A spring biases the plate away from the blade, but can be overcome, and an adjustment knob tightens the plate in position relative to the blade. This provides for depth adjustment for the blade and keeps the blade at a desired angle, such as ninety degrees, to the workpiece surface. The plate extends longitudinally from the motor frame beneath the drive mechanism and the blade of the saw to provide a stable surface upon which the saw can rest during use or storage.

The present invention relates to a cutting tool, in particular in the form of a razor blade, a scalpel, a knife, a machine knife, scissors etc., which has a synthetic diamond layer with a cutting edge. The diamond layer thereby consists of fine-crystalline diamond.

This invention relates to a process which may be automated for the manufacture of stone blocks for use as finished landscape stone blocks from quarry stone. The natural stone is quarried from the quarry and split into rectangular blocks, with squared ends and the top and bottom surfaces are ground with a plurality of grooves and ridges of varying heights. The ridges of varying heights are then removed thereby producing a surface having ridges of uniform height and grooves of uniform depth. The blocks may be used to form an architectural wall. The process is also applicable to pavers, steps and coping stones.

Disclosed is a movable cutting tool apparatus and/or methods for cutting workpieces; either generally including a cutting tool apparatus having a cutting tool unit support apparatus including at least a substantially stationary support structure and one or more rear-mount glide rails; a cutting tool unit which is supported by the support apparatus; a cutting implement held by the cutting tool unit, whereby the cutting tool unit operates and controls the cutting implement; and, at least one fluid coolant and/or lubricant tube connected to the cutting tool unit and adapted to flow a fluid to the cutting implement in operation; wherein the cutting tool unit and the cutting implement are directly movable with the glide rails to provide reciprocal and translational movability for the cutting tool unit and the cutting implement.

The motorized cutter with wheels (10) comprises a motorized cutter (20) and a carriage (30). The motorized cutter (20) is equipped with an engine (24), a blade (22) rotatably driven by the engine (24), and a light-emitting unit (50) that generates laser light (52) in the same plane as the plane of rotation of the blade (22). A roadbed (90) is then cut along a line (X) drawn on the roadbed (90) by operating the motorized cutter with wheels (10) so that the line (X) is irradiated with the laser light (52). It is possible to remove the motorized cutter (20) from the carriage (30) together with the light-emitting unit (50).

A hybrid concrete saw includes a saw blade, an internal combustion engine having an output shaft operably connected to the saw blade, and an electric motor connectable to a battery for receiving power therefrom and having an output shaft operably connected to the saw blade. A transmission is connected to the output shaft of each of the engine and the electric motor and the saw blade. A clutch selectively decouples one of the engine and the electric motor from the transmission. A controller controls operation of the engine and the electric motor. The concrete saw is operable in a first mode where the saw blade is driven solely by the engine, a second mode where the saw blade is driven solely by the electric motor, and a third mode where the saw blade is driven by both the engine and the electric motor.

A method of dressing a wheel using a polycrystalline CVD synthetic diamond dresser, the method comprising: rotating the wheel; and contacting a working surface of the wheel with a working surface of the polycrystalline CVD synthetic diamond dresser, wherein the polycrystalline CVD synthetic diamond dresser is oriented such that a leading edge of the working surface of the polycrystalline CVD synthetic diamond dresser is formed of larger grains than a trailing edge of the working surface of the polycrystalline CVD synthetic diamond dresser.

A method for slicing a workpiece into wafers in which a polyphosphate solution is applied to the workpiece during the slicing process. The method comprises the steps of positioning the workpiece, such as a silicon ingot, in the vicinity of a wire saw that can cut through the workpiece without the use of an abrasive slurry; causing an aqueous polyphosphate solution to contact the workpiece; and causing the wire saw to cut into the workpiece while the polyphosphate solution is in contact with the workpiece. After the workpiece has been cut into wafers, the polyphosphate solution is rinsed off of the wafers. Preferably, the wire saw used in this method is a diamond wire saw.