208results about How to "Remove dust" patented technology

An optical compensatory sheet producing apparatus produces an optical compensatory sheet having a liquid crystal layer. In the apparatus, a rubbing unit is supplied with resin film having a first layer including resin, and subjects the first layer to a rubbing process, so as to form an orientation layer. A dust remover removes dust from the orientation layer by use of liquid such as perfluorocarbon, to which the orientation layer is insoluble. A liquid crystal layer coater is disposed downstream from the dust remover, for coating the orientation layer with coating liquid including liquid crystalline compound, so that the liquid crystal layer is formed.

A waste gas treatment system having a burner part and a combustion chamber provided at a downstream side of the burner part. Combustion flames are formed from the burner part toward the combustion chamber, and a waste gas is introduced into the combustion flames, thereby oxidatively decomposing the waste gas. The combustion chamber is formed from an inner wall made of a fiber-reinforced ceramic material. Therefore, the wear of the inner wall due to heat and corrosion is minimized, and thermal stress cracking is also reduced. Consequently, the lifetime of the system increases, and the cost of equipment and the availability factor can be improved. In addition, because the inner wall exhibits no catalytic effect, the formation of thermal NOx is suppressed, and it is possible to achieve environmental preservation and to simplify the treatment equipment.

A cooling system for use in a work machine is provided, in which an increase in the load imposed on a fan driving circuit and occurrence of abnormal noise can be prevented without fail by means of an inexpensive arrangement at the time of switching the rotating direction of a cooling fan. To this end, the cooling system comprises: (1) a variable displacement hydraulic pump driven by the engine; (2) a forwardly and reversely rotatable hydraulic motor operated by hydraulic oil supplied from the hydraulic pump; (3) a cooling fan driven by the hydraulic motor; (4) an electromagnetic selector valve for switching the rotating direction of the hydraulic motor between a forward direction and a reverse direction; (5) controlling means for controlling switching of the electromagnetic selector valve and controlling the hydraulic pump so as to minimize the discharge oil rate of the hydraulic pump during switching of the electromagnetic selector valve.

A cooling system for use in a work machine is provided, in which an increase in the load imposed on a fan driving circuit and occurrence of abnormal noise can be prevented without fail by means of an inexpensive arrangement at the time of switching the rotating direction of a cooling fan. To this end, the cooling system comprises: (1) a variable displacement hydraulic pump driven by the engine; (2) a forwardly and reversely rotatable hydraulic motor operated by hydraulic oil supplied from the hydraulic pump; (3) a cooling fan driven by the hydraulic motor; (4) an electromagnetic selector valve for switching the rotating direction of the hydraulic motor between a forward direction and a reverse direction; (5) controlling means for controlling switching of the electromagnetic selector valve and controlling the hydraulic pump so as to minimize the discharge oil rate of the hydraulic pump during switching of the electromagnetic selector valve.

By moving the feces or urine excreted into the pet toilet to the packing device, the source of the bad smell is sealed by the packing device, and the pet toilet is always kept clean, preventing the bad smell from spreading into the house, and eliminating the troubles of the breeder. Equipped with: a collection material for collecting excrement, a storage container for placing the collection material, a mechanism for moving the collection material collected together with the excrement from the container to the packaging part, and a mechanism for moving the excrement moved together with the moving mechanism The packaging mechanism that packs the collected materials with sheet materials can reduce the care of excrement when raising pets by packaging the excrement, and the bad smell can be completely eliminated through the packaging, and the toilet for pets can always be kept clean.

A projector incorporating a prism and a plurality of light valves for modulating light that passes through the prism, wherein a dust-sealed airspace is provided between an imaging surface of each light valve and the prism for providing air channels to cool respective ones of the light valves.

A dust-proof computer display includes a display and a screen disposed on the display, the display has a bracket on a lower side thereof, a main cavity is disposed in the display, the main cavity is open to the front, and the main cavity is topped the wall is provided with an upper sliding slot; the invention has the advantages of simple structure and simple use. After the display is used, the invention can automatically wipe the screen to remove the dust on the screen, and after the wiping is completed, the screen is covered with a dust cloth. Enclosed to prevent image display distortion caused by dust accumulation when the display is not in use, greatly improving work efficiency.

A pollen eliminating apparatus 10 which is a dust reducing apparatus applied to an automobile 12 includes an air cleaning apparatus 14 which is provided independently from an air conditioning system of the vehicle and which is disposed on a floor 16 in a passenger compartment for suctioning air from a lower position of the passenger compartment. The air cleaning apparatus allows the suctioned air to pass through a filter, thereby capturing pollen P in the air. With this structure, it is possible to provide a dust reducing apparatus capable of reliably eliminating dust such as pollen existing in the passenger compartment within a short time.

An apparatus for charging dry air or nitrogen gas into a container for storing semiconductor wafers can remove chemical gas and moisture from the container, and then prevent acid from being generated at the surfaces of the wafers.The apparatus A for charging dry air or nitrogen gas into a container 1 for storing semiconductor wafers 9 is connected to an opening 8a, acting as an intake, and to an opening 8b, acting as an exhaust, wherein the container 1 comprises a plurality of openings 8 disposed at the bottom plate of the container 1, the apparatus comprising:PTFE filters 7 disposed at the plurality of openings 8a, 8b, a portion 11 for providing the dry air or nitrogen gas to the container 1, anda portion 12 for exhausting the used dry air or nitrogen gas from the container 1 after removing chemical gas and moisture from the container, and then preventing acid from being generated at the surfaces of the wafers 9.

A polishing apparatus is configured to simultaneously polish both surfaces of a work, and includes a pair of stools rotating in opposite directions, a pair of detecting units configured to detect rotation rates of the stools, a pressurizing unit configured to compress the work between the pair of the stools, a slurry supply unit configured to supply a slurry to the stool, and a control unit configured to reduce, when determining that a frictional force between the polishing surface and the work exceeds a threshold, at least one of a load applied by the pressurizing unit, the rotation rate of the stool, and a supply amount of the slurry supplied by the slurry supply unit.

Animal litter composed of plural discrete particles, each particle containing both mineral and organic matter. An absorbent artificial granule is made up of absorbent fiber, minerals, and chemicals. The highly absorptive and lightweight litter of this invention substantially reduces litter box malodors, extends usage duration of a given cat litter volume unit, eliminates dust, and increases consumer convenience by substantially reducing the weight of the product in conventionally sized packaging. In one embodiment, an animal litter granule is made up of:: 20-50 weight-% fine absorbent fibers, preferably 25-45 weight-% fine absorbent cellulose fibers; 10-30 weight-% zeolite, preferably 12-30 weight-% zeolite; 10-70 weight-% mineral filler, preferably 16-61 weight-% mineral filler selected from kaolin, titanium dioxide, calcium carbonate, sodium bicarbonate, and mixtures thereof; and 0.5-10 weight-% binder, preferably 0.5-3 weight-% acrylic binder.

A flow path forming member is formed with a recessed portion for forming an ink flow path. A junction surface of the flow path forming member is in a protruded state from a non-junction surface. The flow path forming member is composed of a transparent resin exhibiting transmissivity of laser beam. A tank holder is composed of a non-transmissive resin having no transmissivity of the laser beam. In a state where the flow path forming member is press-connected to the tank holder, the junction surface is welded by irradiating a periphery of the ink flow path with the laser beam from the side of the flow path forming member, thereby forming an ink flow path. Provided is an ink jet recording head in which the tank holder and the flow path forming member that serve to form the ink flow path are surely connected by a small number of steps without producing foreign matters within the ink flow path.

The invention relates to a sewing machine, in particular to a sewing machine with a dust collection device. The sewing machine comprises a fan, an air suction pipeline and a dust collecting bag. A suction opening of the air suction pipeline is formed below a needle plate, the other end of the air suction pipeline is connected with the fan, and an air outlet of the fan is connected with the dust collecting bag. Due to the fact that the air suction pipeline is arranged below a bottom plate of the sewing machine, dust generated in the sewing process can be effectively removed and prevented from accumulating on various movable parts, and the probability that the sewing machine breaks down is reduced. A dust blowing mode is changed into a dust suction mode, so that pollution caused by the dust to workshop environment is reduced, and air quality in a workshop is guaranteed.

A motor driven hammer comprising a tool holder and an air cushion hammering mechanism including a piston and a beat piece slideably located in a cylinder wherein reciprocation of the piston in the cylinder will cause the beat piece to hit a tool located in the tool holder, and further comprising an eccentric mass mounted for rotation about the axis of the cylinder and rotatingly driven by the motor via a gear arrangement so as to cause the bit mounted in the tool holder to be laterally diverted.

Systems and methods of transferring loads between adjacent cast-in-place slabs, such as concrete slabs, and for accurately positioning dowels between adjacent sections of slabs are provided. A generally planar plate-type dowel is used which may be positioned within a cutaway in a preexisting slab of concrete. The dowel is shaped to generally conform to the shape of the cutaway, which is made by a saw blade. Once the dowel is positioned within the preexisting slab, a new slab is poured adjacent the preexisting slab. Rubber seals are included on the edges of the dowels to provide spacing or a gap between the dowel and the preexisting slab to allow for lateral independent movement of the adjacent slabs, and to prevent concrete from the newly poured second slab from entering into the gap. A saw unit for making a generally planar cut horizontally into an edge of a hardened concrete slab is also provided.

The invention discloses an electrostatic spraying streetlamp device capable of eliminating PM2.5 (Particulate Matter 2.5). The device comprises a streetlamp pole, a power supply, a lamp and a high-voltage electrostatic spraying system, wherein the power supply is electrically connected with a light-operated streetlamp controller of the lamp; the lamp is positioned on a lamp arm; the high-voltage electrostatic spraying system comprises a metal nozzle, a DC (Direct Current)-high-voltage DC inverter, a liquid storage tank, a water pump and a spraying controller for controlling the DC-high-voltage DC inverter and a water pump motor to work; the spraying controller is electrically connected with the power supply; the water pump is connected with the metal nozzle through a liquid delivery pipe; the metal nozzle is connected with the positive electrode of the voltage output end of the DC-high-voltage DC inverter; the negative electrode of the voltage output end of the DC-high-voltage DC inverter is grounded. According to the device, illumination is provided; in addition, air can be purified, and PM2.5 in the air can be effectively eliminated; the device can be implemented by modifying and upgrading the conventional streetlamp, and is high in practicability, easy to implement and suitable for wide popularization.

The present invention enables dust removal to be effectively performed even when using operation history on images containing different pictures. An image editing apparatus including a storage unit for storing a plurality of image data to be edited and a display unit for displaying the image data to be edited, the image editing apparatus comprising: an image processing unit adapted to perform image processing on the image data to be edited; a history storage unit adapted to store information regarding processing history of image data to be edited which have previously undergone image processing; a position obtaining unit adapted to obtain position information regarding a position to where the image processing had been applied from the processing history information; and a display controller adapted to cause a portion, to which the image processing would be applied among the images to be edited, to be displayed on a display area for images to be edited on the display unit, based on the position information.

The invention relates to an urban road electrostatic dust removal street lamp system which comprises a transformer substation and automatic dust removal street lamps uniformly arranged along an urban road at intervals, wherein the automatic dust removal street lamps are connected with the transformer substation after being connected in parallel; each automatic dust removal street lamp comprises a lamp body, an upright column, a photoelectric conversion mechanism and a garbage collecting mechanism; the upright column is hollow and vertically through, the shape of the upright column adopts a cuboid structure, the bottom end of the upright column is fixed nearby the road, and an automatic air guide mechanism, a self-cleaning high-voltage electrostatic dust collecting mechanism, a water circulating type dust cleaning mechanism and a power distribution box are arranged in the upright column from top to bottom in sequence; the photoelectric conversion mechanism is arranged at the top end of the upright column; the garbage collecting mechanism is arranged on the outer side of an upper port of the upright column; the power distribution box is positioned at the bottom of the upright column. The urban road electrostatic dust removal street lamp system provided by the invention is simple in structure and reasonable in design and effectively eliminates raised dust and haze in cities through effective and reasonable distribution nearby the urban road or in a community, thereby achieving the purpose of purifying urban air.

A composition and method which exhibits enhanced moisture sealing properties, suitable for use with flooring materials, such as concrete, and flooring installations, such as carpeting, wood, tiles, etc. are provided. The composition is preferably non-water-based and can form a non-aqueous barrier coating on the flooring substrate, and most preferably provides a desirable pH and blocks migration of alkaline salts through the substrate.

A working rod with a tip end extending into a vacuum process chamber and moving in the axial direction, two static-pressure gas bearings supporting the rod in the non-contact manner, and an internal moving body of a magnet coupling type driving mechanism driving the rod are housed in a rod housing cylindrical portion leading to the vacuum process chamber, and an exhaust portion by suction is provided at a part of the rod housing cylindrical portion so that the pressure of the rod housing cylindrical portion is lowered than the pressure of the vacuum process chamber by the exhaust from the exhaust portion.

An optical compensatory sheet producing apparatus produces an optical compensatory sheet having a liquid crystal layer. In the apparatus, a rubbing unit is supplied with resin film having a first layer including resin, and subjects the first layer to a rubbing process, so as to form an orientation layer. A dust remover removes dust from the orientation layer by use of liquid such as perfluorocarbon, to which the orientation layer is insoluble. A liquid crystal layer coater is disposed downstream from the dust remover, for coating the orientation layer with coating liquid including liquid crystalline compound, so that the liquid crystal layer is formed.

The invention provides an abrasive block for rail vehicles and a preparation method thereof. The abrasive block includes the raw materials: phenolic resin, potassium feldspar, barium sulfate, graphite, wollastonite, copper fibers, iron powder, alumina and sepiolite; by adjusting the composition and content of the abrasive block, the abrasive block functions of repairing wheel tread defects and out-of-roundness (namely polygon) are realized, and the fatigue state and hairline cracks of a wheel surface can be eliminated in time, so a stripping phenomenon on the wheel surface is avoided and high-frequency vibration between wheels and rails is eliminated.

An aqueous composition comprising water and high purity iron oxide preferably including a preservative is described. The composition is useful as a coloration ingredient in pharmaceuticals, cosmetics, foods, pet foods, and tobacco products which can be incorporated as a liquid conveniently into system of customers that desire a liquid high purity iron oxide ingredient or have been convinced to change from a dry high purity iron oxide ingredient to obtain the benefits of a liquid system.

The invention relates to the technical field of lithium battery cell piece stacking machines, in particular to a pole piece feeding device of a lithium battery cell piece stacking machine. During feeding of an existing lithium battery cell piece stacking machine, due to the fact that pole pieces are very thin and have static, the pole pieces adhere to one another frequently, the situation that a mechanical arm picks up multiple pole pieces at a time occurs, if the multiple pole pieces are stacked in a cell structure, serious battery faults will occur. In order to solve the problem, the pole piece feeding device of the lithium battery cell piece stacking machine can prevent adhesion of the pole pieces and effectively prevent the static and remove the static. The pole piece feeding device comprises a piece fetching mechanism, a material box for containing the pole pieces, and a jacking mechanism, wherein the piece fetching mechanism, the material box and the jacking mechanism are sequentially arranged on a rack from top to bottom. The piece fetching mechanism is used for grasping the pole pieces in the material box. The jacking mechanism is used for driving the pole pieces in the material box to move upwards. The pole piece feeding device is characterized in that brushes and ion air knives are further arranged on the rack and located on the edge of a material box opening, and the ion air knives are located below the brushes.

The invention discloses a tower crane with water spray and dust prevention functions. The tower crane comprises a crane body. The crane body comprises a fixed supporting frame, a rotary control room, a cantilever lazy arm and a winch trolley mechanism. The bottom end of the rotary control room is fixed to the fixed supporting frame. One end of the cantilever lazy arm is connected with the rotary control room. The winch trolley mechanism is arranged on the cantilever lazy arm. The lower end of the winch trolley mechanism is connected with a hook assembly. A water storage tank is arranged at the upper end of the cantilever lazy arm. The bottom end face of the cantilever lazy arm is provided with a plurality of sprinkler heads. The outer frame wall of the fixed supporting frame is also provided with a plurality of sprinkler heads connected with the water storage tank. In this manner, water can be sprayed outwards in a scattered manner through the sprinkler heads on the fixed supporting frame, the sprinkler heads on the cantilever lazy arm can be used for carrying out 360-degree rotating water spray, and therefore the water spray range is widened, and raising dust on construction sites is eliminated.

The invention discloses a method for producing active carbon for gasoline vapor adsorption. The method comprises the steps of: taking other wood material containing carbon as raw materials, and taking zinc chloride, phosphoric acid and the like as activating agents, and mixing, kneading, extruding, drying, activating, soaking and conducting other steps to prepare a finished product. According to the method disclosed by the invention, bulk specific weight can be improved effectively, namely the weight adsorption amount of the carbon is improved, so that the gasoline adsorption amount of the active carbon for gasoline vapor adsorption can be improved to be 16g / 100ml; the displacement volume is improved to be 9g / 100ml; the working volume of an adsorption plant is reduced; the application range is expanded; the abrasive resistance of the active carbon for gasoline vapor adsorption is improved to be over 93%; mechanical wear of the active carbon in the using process is reduced; the operating life is prolonged; the floating dust on the surface of the active carbon is basically removed; airflow resistance is reduced, and the method is not only used for gasoline vapor adsorption, but also suitable for recovery of benzene and high-boiling point solvents.