53results about How to "Avoid dust adhesion" patented technology

It is an object of the present invention to provide a laser cutting device, a method for laser cutting and a laser cutting system with which it is possible to perform laser cutting of parts of various shapes through easy control, to prevent adhesion of dust or similar and scratches being formed in cut parts, and to send out such parts while reliably supporting the same. The present laser cutting device 5 is comprised with a material transferring means A that transfers a sheet-like material 11 in a feeding direction, a processing head B that is capable of irradiating laser light towards the material, a head moving means C that makes the processing head move in the feeding direction X and a width direction Y of the material, an upstream-sided supporting means (belt conveyer mechanism F) that supports the material on an upstream side of a downward portion of the processing head and that expands and contracts a supporting region R2 for the material accompanying movements of the processing head in the feeding direction, and a downstream-sided supporting means (belt conveyer mechanism E) that supports cut parts on a downstream side of a downward portion of the processing head and that expands and contracts a supporting region R1 for the cut parts accompanying movements of the processing head in the feeding direction.

A totally enclosed type main drive motor for a vehicle includes a stator core arranged on an inner circumference of an outer casing frame, a bracket arranged on one end of the outer casing frame to have a bearing built-in, a housing arranged on the other end of the outer casing frame to have a bearing built-in, a rotor shaft having its both ends supported by the respective bearings, a rotor core arranged on the rotor shaft, a fan arranged on one end of the rotor shaft, openings formed in both axial ends of a peripheral wall of the outer casing frame, connective air ducts arranged outside the peripheral wall so as to communicate with the openings and a cooler for connecting these connective air ducts with each other and also releasing heat of air flowing in the connective air ducts to outside air. The outer casing frame is attached to the vehicle so that a central axis of the outer casing frame extends horizontally and intersects with a traveling direction of the vehicle at right angles. With rotation of the fan, air inside the outer casing frame flows in the cooler in circulation to cool down the air. The totally enclosed type main drive motor is provided with guide plates that collect traveling wind flowing around the outer casing frame to the cooler.

A light source apparatus includes a light source to emit excitation light; a phosphor as a rotatable wavelength convertor; a motor to drive the phosphor; an excitation light condensing optical system to condense the excitation light emitted from the light source onto the phosphor; and a casing having a closed space to encase the light source, the phosphor, and the excitation light condensing optical system, and at least a part of the motor while a remaining part of the motor being protruded to an external space of the casing.

A cyclone dust collector of a vacuum cleaner includes a lower cyclone body for initially separating dust entrained in air drawn in through an air suction port, an upper cyclone body for separating fine dust entrained in the air that has been initially filtered in the lower cyclone body, and a central air path for guiding the air which is filtered in the upper cyclone body along a center axis line, and discharging the air through an air discharge port in the lower cyclone body. The capability of the vacuum cleaner can be improved by circulating the drawn in air having the entrained dust in the lower and upper cyclone bodies, and separately and sequentially collecting the dust at least partially based on the particle size thereof.

A substrate processing apparatus includes: a polishing device 30A for polishing the surface of a substrate; and at least one of an ultrasonic cleaning device 42 for cleaning the surface of the substrate with ultrasonic waves transmitted through a liquid, and a two-fluid jet cleaning device 44 for cleaning the surface of the substrate with a two-fluid jet spouted as a mixture of a gas and a liquid. A substrate processing method includes: a polishing step of polishing the surface of a substrate; and a solid matter noncontact cleaning step of cleaning the surface of the substrate by spraying a liquid to the surface of the substrate. The above apparatus and method make it possible to efficiently clean the surface of a substrate after it is polished.

A rear projector (1) has a lower cabinet (13) disposing an image generator and an upper cabinet (12) for a screen body (51) to be mounted, two woofer boxes (60) being mounted on the front side of the lower cabinet (13) and high-pitched sound speaker boxes (70) being respectively mounted on the right and left lateral sides of the upper cabinet (12), so that, since the woofer box (60) is disposed in the lower cabinet (13), vibration is not easily transferred to a screen body (51) on the upper cabinet (12) and a reflection mirror inside the upper cabinet (12), thus avoiding flicker of the image on the screen body (51) even when great volume of sound is outputted by the woofer box (60).

A drive-section-isolated FOUP opener opens and closes a door of a FOUP which contains a plurality of semiconductor wafers. The FOUP opener includes a dock plate for carrying and positioning the FOUP; a dock moving mechanism for moving the dock plate to a position for detachment / attachment of the FOUP door; a port door including a mechanism for releasably holding the FOUP door; a port plate including an opening closed by the port door; a port door horizontal-movement mechanism for horizontally moving the port door; a sensor horizontal-movement mechanism for horizontally moving a sensor bracket, the sensor bracket carrying a mapping sensor; and a port-door-and-sensor vertical-movement mechanism for vertically moving the port door and the sensor bracket with the port door holding the FOUP door. A drive for the port door horizontal-movement mechanism, a drive for the sensor horizontal-movement mechanism, and a drive for the port-door-and-sensor vertical-movement mechanism are disposed opposite a clean room with respect to the port plate.

An antireflective film is provided and includes: a transparent substrate; at least one conductive layer formed from a composition including at least one transparent conductive polymeric material and a compound forming a cross-liking site, the compound having a plurality of cross-linking reactive groups, at least one of which cross-links with the transparent conductive polymeric material; and at least one low refractive index layer.

An image forming apparatus including a sheet roll supporter disposed below a main body of the image forming apparatus to support a sheet roll such that a sheet is fed from the sheet roll, an image forming unit to form an image on the sheet fed from the sheet roll, a sheet discharger disposed downstream from the image forming unit in a direction of conveyance of the sheet to discharge the sheet having the image thereon in a sheet discharging direction, a guide unit to guide the sheet discharged from the sheet discharger to the front of the main body of the image forming apparatus, and a stacking unit on which the sheet passing the guide unit is stacked. Upper and front parts of the sheet roll are covered with the guide unit and the stacking unit across a width direction of the sheet perpendicular to the sheet discharging direction.

Provided are a packaging device and packaging method of a hollow cathode sputtering target which installs, in the hollow cathode sputtering target, a cover of a size capable of covering a void of the target; provides one or more through-holes to the cover; places a resin bag over them, and performs vacuum suction to the inside of the bag. This packaging device and packaging method of a hollow cathode sputtering target is capable of performing vacuum suction even to the inside of the hollow portion covered with the resin bag.

Producing a printed circuit board, by coating a resin composition comprising an aromatic cyanate compound having two or more cyanato groups in a molecule and a radical-polymerizable resin on a circuit substrate, photo-curing the resin composition, and thermally curing the photo-cured resin composition to thereby form an insulation layer, affords an insulation layer with improved surface smoothness and excellent dielectric properties.

There are disclosed a method and a apparatus for applying a strippable paint to a large-sized product finished with a sprayed coating, such as an automobile, to form a protective film on the surface of the coating. The product is conventionally kept in stock for a period of time before it is shipped. Contaminations such as dust are washed away from the surface of the product. Then, the strippable paint is applied, preliminarily dried, and non-preliminarily dried to form the protective film out of the strippable paint on the surface of the coating. This protective film is formed easily, appropriately, and reliably. The obtained protective film has a uniform and sufficient thickness. Even if the surface contains unapplied regions to which the paint should not be applied, the paint can be applied to the whole surface of the coating while avoiding the unapplied regions according to the invention. The application can be performed easily and reliably without leaving unapplied portions around the unapplied regions.

An optical unit, comprising: a light source; a color separation means for separating a light emitted from the light source into plural pieces of color lights; reflection-type image display elements, upon each being incident the corresponding color of the lights from the color separation means, and for forming an optical image for each of the color lights, depending upon an image signal, with using polarization characteristics which the reflection-type image display elements have; and a color synthesizing means for synthesizing the optical images of the respective color lights, to be projected through a projection lens, enlargedly, and further comprising: a reflection-type polarization plate functioning as a polarization plate due to diffraction, being provided on an optical path extending from the color separation means to the reflection-type image display elements, to be a polarizer and an analyzer to the reflection-type image display elements; and an optical chassis for holding the reflection-type polarization plate and the reflection-type image display elements thereon, and having a translucent window on an incident light side of the reflection-type polarization plate while an exiting light side of the reflection-type polarization plate is sealed with an incident surface of the color synthesizing means, wherein a hermetically sealed space is defined by the optical chassis, the reflection-type image display elements and the incident surface of the color synthesizing means, and within the hermetically sealed space is disposed a translucent liquid having refraction index from 1.2 to 1.9.

A nano photocatalyst coating procedure of forming a nano photocatalyst coating on the surface of a workpiece by: a). applying a nano photocatalyst solution of nano titanium dioxide and zinc oxide to the surface of the workpiece to form a nano photocatalyst coating, b). heating the workpiece to melt zinc oxide of the nano photocatalyst coating without melting nano titanium dioxide, and c). polishing the coating to press nano titanium dioxide into recesses at the surface of the workpiece and to let nano titanium dioxide be bonded to recesses at the surface of the workpiece by molten zinc oxide.

A work machine to which a cassette gas cylinder is detachably attached is disclosed. The cassette gas cylinder is accommodated inside a gas cylinder case. The gas cylinder case for accommodating the cassette gas cylinder is detachably attached to the work machine so that the gas cylinder case wherein the cassette gas cylinder is accommodated can be transported together with the cylinder.

A recording tape cartridge has a reel accommodated within a case, an engaging portion provided at a floor portion of a reel hub; a braking member provided so as to be unable to rotate within the case, and approaching and moving away from the floor portion of the reel hub, and able to assume a rotation locked position at which the braking member engages with the engaging portion, and a rotation permitted position at which a state of engagement with the engaging portion is cancelled; and a releasing member disposed at an inner side of a guide wall portion provided at the floor portion of the reel hub, and when the reel is rotated, the releasing member holds the braking member at the rotation permitted position while abutting the braking member. The braking member has a tubular wall portion which overlaps with an outer side of the guide wall portion.

The present invention relates to a hard coating film used as a film for a flexible display window including a touch sensor and a flexible display window including a touch sensor using the same, and particularly, to a hard coating film having a surface resistance of 5*1011 Ω / sq to 5*1013 Ω / sq.

The present invention provides a fabrication method which promotes adhesion of sheet materials when bonding a plurality of optical sheets into a compound sheet and provides a manufacturing method of optical sheets suitable for liquid crystal display units and the like. A manufacturing method according to one aspect of the present invention includes a lamination step of laminating a plurality of optical sheets; and a bonding step of irradiating at least one or more spots on a laminate of the optical sheets prepared in the lamination step with a laser beam from one side of the laminate and thereby bonding the irradiated spots to obtain a compound optical sheet in which the plurality of optical sheets are integrated. Preferably, the method further includes a step of forming a photothermal conversion layer from a light absorber between the optical sheets to be fused. Incidentally, ultrasonic welding may be used instead of, or in combination with, laser welding.

A glass substrate having a fine structure on the surface thereof, wherein said glass substrate is made of vanadium-containing glass and said vanadium-containing glass has a resistivity no higher than 109 Ω·cm, with the content of vanadium (in the form of V2O5) being no less than 10 wt % and no more than 60 wt %. The glass substrate prevents dust attraction and retains its antifouling properties over a long period of time.

An article transport device having a housing space for housing an article retained by an article-retaining unit located in a raised position, is formed in a moving body of the article transport device, and an aperture for allowing the article-retaining unit to be raised and lowered between the raised position and a lowered position, is formed in the lower-end part of the housing space. The article transport device further comprising purified air ventilation means for ventilating purified air through an air purification filter, an opening / closing element capable of changing positions to an open position for opening the aperture and a closed position for blocking the aperture by pivoting around a lateral axis, and opening and closing control means for positioning the opening / closing element in the open position in a case in which the article-retaining unit is raised or lowered between the raised position and the lowered position.

A filter assembly comprises a filter body for filtering dust and a filter housing for supporting the filter body. The filter body is configured in the form of a corrugation having alternate ridges and grooves, wherein a gap in the groove is blocked or shaped so as to prevent adhesion of the dust therein. Accordingly, detachment of the dust becomes easy when cleaning the filter body, and therefore, the filter assembly can maintain its performance as good as new one after being cleaned. A vacuum cleaner utilizing the filter assembly also provides the benefits of easy removal of the dust.