Abstract: A fluid ejection device includes a fluid ejection chamber, a drop ejecting element communicated with the fluid ejection chamber, an orifice communicated with the fluid ejection chamber, a fluid passage between the fluid ejection chamber and the orifice, and a structure in the fluid passage between the fluid ejection chamber and the orifice.

Abstract: The present disclosure provides an inkjet head device for inkjet printers, which includes a tubular base, a composite plate and an inkjet head assembly mounted on the composite plate; the composite plate includes a fiberglass plate and a plastic plate integrally connected to the fiberglass plate, the fiberglass plate is engaged with the open side of the base along an axial direction of the base, the plastic plate is located on a surface facing the base of the fiberglass plate. According to the inkjet head device for inkjet printers of the disclosure, the base plate is a composite plate formed by integrally connecting the fiberglass plate and the plastic plate, where the inkjet head assembly is mounted to form an integrated module, thus the disassembly, the assembly, or the maintenance are convenient.

Abstract: Disclosed is a liquid ejecting head including a flow passage forming section in which a pressure chamber which communicates with a nozzle ejecting liquid and a circulation liquid chamber which communicates with the pressure chamber to circulate the liquid are formed, a driving element that generates pressure change in the pressure chamber, a circuit board for driving the driving element, and a connecting terminal that electrically connects the driving element with the circuit board, in which the connecting terminal overlaps the circulation liquid chamber in a plan view.

Abstract: The present invention may provide an ink jet head and an ink jet recording apparatus capable of satisfactorily removing remaining air bubbles from a pressure chamber. The present invention may include: a common ink chamber that stores ink; at least one pressure chamber that communicates with the common ink chamber and causes a volume fluctuation using pressure generation means; a nozzle that communicates with the pressure chamber; a nozzle-part discharge path that communicates with the pressure chamber near the nozzle inside the pressure chamber and discharges ink out of the pressure chamber; and at least one discharge path that communicates with the pressure chamber at a position apart from the nozzle inside the pressure chamber and discharges ink out of the pressure chamber.

Abstract: An inkjet head including a flow path unit and a plurality of actuator units, each of the plurality of actuator units has a parallelogram shape defined by two sets of opposing sides, which is substantially parallel to a first direction and a second direction intersecting with each other along a plane, the side of the actuator unit parallel to the second direction is substantially parallel to that of an adjacent actuator unit and is shifted from that of the adjacent actuator unit in the second direction, the plurality of actuator units are inclined with respect to two contour lines of a flow path unit, the two contour lines being parallel with each other and extending in a longitudinal direction of the flow path unit, and centers of gravity of contours of the plurality of actuator units are arranged on substantially one straight line which is parallel to the contour lines.

Abstract: A liquid discharge head includes a nozzle plate in which a plurality of nozzles to discharge a liquid is formed in a nozzle array direction, a channel plate including partition walls to form a plurality of individual chambers communicating with the plurality of nozzles, respectively, a diaphragm bonded to the channel plate to form a wall of the plurality of individual chambers, and a plurality of electromechanical transducers bonded to the diaphragm to deform the diaphragm to generate a pressure in the plurality of individual chambers, and a cycle of vibration of natural vibration generated in the liquid in the plurality of individual chambers is equal to or larger than a cycle of a primary mode of lateral vibration of the plurality of electromechanical transducers in the nozzle array direction.

Abstract: Disclosed is a liquid ejecting apparatus including a liquid ejecting portion provided with a liquid ejecting head and configured to move the liquid ejecting head in a head moving area in a scanning direction, and the head moving area includes a landing area in which the liquid is ejected from the nozzle and landed onto a medium that is placed in a placement portion, an receiving area in which a liquid receiving portion is provided, and a maintenance area in which a maintenance cap is provided, and the receiving area is disposed at a position farther from the landing area than from the maintenance area in the scanning direction.

Abstract: An recording device includes a recording head that performs recording using ink; a liquid containing body that is capable of accommodating ink; a casing of which at least the recording portion and the liquid containing body are provided on an inside portion; a tube that connects the liquid containing body and the recording head with each other; and a operating panel that constitutes a portion of an outer covering of the recording device and operates the recording device. The operating panel is provided to be capable of performing an opening/closing operation with respect to the casing between two positions which are an opened position which exposes and a closed position which does not expose an inside of the casing, and at least a portion of the liquid containing body is exposed, by an opening operation of the operating panel.

Abstract: An inkjet recording apparatus to which a cartridge is attachable includes: a tank including a storage chamber and an outlet port; a recording portion including a damper chamber and a recording head; an ink passage; a pump configured to suck fluid in the damper chamber; a first switch; and a controller. After attachment of the cartridge, the controller is configured to perform an initial ink introduction process to supply the ink from the cartridge to the storage chamber. The initial ink introduction process includes: a first suction process to drive the pump for a first period of time in a state where the first switch is in a first state to allow ink in the storage chamber to be sucked toward the damper chamber; and after performing the first suction process, an open process to switch the first switch to a second state.

Abstract: An ink cartridge storing ink inside the ink cartridge including an ink flow path extending from the inside where the ink is stored to outside of the ink cartridge, wherein the ink flow path includes a first opening that opens toward the outside, a second opening that opens to an opposite side of the first opening, a first valve configured to seal the first opening, a second valve configured to seal the second opening, and a biasing member connected to the first and second valves and configured to bias the first and second valves.

Abstract: Provided is an ink cartridge having an ink storage portion for storing an ink therein and a plurality of flow paths for supplying the ink to the outside of the ink cartridge. In the ink cartridge, the plurality of flow paths each has a bottom flow path having a bottom opening in a vertically lower direction in the ink storage portion during use of the ink cartridge and a top flow path having a top opening in a vertically upper direction in the ink storage portion than the bottom flow path during use of the ink cartridge; the bottom flow path has a resistance different from that of the top flow path; and air is not introduced into the ink storage portion when the ink is supplied from the bottom flow path and the top flow path.

Abstract: An image forming apparatus includes: a frame having (i) a resin-molded bottom surface and (ii) a side surface (a) resin-molded integrally with the bottom surface and (b) extending upward from the bottom surface; an internal structure capable of supporting an image forming portion for forming an image on a recording material; and a screw for fixing the internal structure to the bottom surface of the frame, wherein the side surface is provided to surround the internal structure, at least one of the frame and the internal structure includes at least one restricting portion which restricts relative movement between the internal structure and the frame in a vertical direction to the bottom surface, and the at least one restricting portion is provided in a position at a smaller distance from an end of the side surface than from the bottom surface in the vertical direction.

Abstract: A filter unit has a filter chamber disposed in a channel through which liquid is to be supplied to a liquid discharge unit. The filter unit has a filter and a partition. The filter is disposed in the filter chamber, inclined relative to a horizontal direction. The filter separates the filter chamber into an upstream chamber the liquid to be supplied and a downstream chamber in communication with the liquid discharge unit. The partition has a wall surface facing the filter. The partition separates the upstream chamber into a first chamber the liquid to be supplied to and a second chamber adjacent to the filter. The filter unit has, in an upper portion of the partition, an opening that allows communication between the first chamber and the second chamber.

Abstract: A liquid discharge unit includes a main tank to accommodate a liquid, a liquid discharge head to discharge the liquid, a sub tank to supply the liquid to the liquid discharge head, a first liquid supply channel connecting the main tank and the sub tank, a second liquid supply channel connecting the sub tank and the liquid discharge head, a selector valve disposed in the second liquid supply channel, a liquid return channel connecting the selector valve and the main tank, a first pump disposed in the first liquid supply channel to feed the liquid from the main tank to the sub tank, and a second pump disposed in the liquid return channel to feed the liquid from the sub tank to the main tank.

Abstract: Provided is a liquid injecting apparatus equipped with a liquid injecting head, which is mounted on a carriage and moved reciprocally in a widthwise direction of a target, and a valve unit, which is mounted on the carriage to be supplied with liquid via a supply passage from a liquid retainer and to supply liquid to the liquid injecting head. The valve unit has a pressure chamber connected to the liquid retainer via the supply passage; a valve, which opens or closes the supply passage to supply liquid to the pressure chamber; and a flexible film member, which is displaced based on a negative pressure generated as liquid in the pressure chamber decreases to thereby operate the valve.

Abstract: A printing apparatus which includes a circulation route configured to supply ink stored in a storage unit to a print head via a supply passage and send back the ink collected from the print head to the storage unit via a collection passage and which performs printing on a print medium by ejecting the ink from the print head includes: a first detection unit which detects an ink concentration in the collection passage; an injection unit which injects a correcting liquid capable of correcting the ink concentration into a circulated ink flow downstream of a position where the first detection unit detects the concentration in the collection passage; and a control unit which obtains an injection amount of the correcting liquid based on the concentration detected by the first detection unit and controls the injection unit such that the correcting liquid is injected in the injection amount.

Abstract: In a method for preventing or reducing air vortex formation between a print plate and a recording medium upon printing to the recording medium with a coating substance (e.g. primer), the recording medium is provided at a feed velocity of at least 20 meters per minute, and a plurality of print nozzles of a print head are alternately activated to print the coating substance on recording medium to cover a surface of the recording medium with the coating substance. The activation can include only activating a portion of the plurality of print nozzles simultaneously. Further, a predetermined applied quantity of the coating substance per area is constantly printed onto the recording medium.

Abstract: A direct thermal and thermal transfer label combination is provided. The label includes a substrate, and the substrate includes a thermal print coating applied to a front side of the substrate. The label also includes a liner attached to a backside of the substrate along a first side of the liner. Further, an aqueous resin-based thermal transfer coating is applied to a second side of the liner. The front side of the label is capable of being imaged through direct thermal printing while the second side of the liner represents an opposite side of the label that is capable of being imaged through thermal transfer printing.

Abstract: The present invention refers to a plant (1) for printing, particularly for digitally printing, a sheet fibrous material (T), said printing plant (1) comprising: a conveyor belt (2) configured for temporarily receiving in contact a first side (T1) of the sheet fibrous material (T) and guiding this latter in the movement along an advancement direction (A); one printing station (6) adapted to ink-print at least part of a second side (T2) of the sheet fibrous material (T), opposite to the first side (T1), one treating station (10) of the sheet fibrous material (T) configured for placing on a side of the sheet fibrous material (T) a treatment foam comprising at least one among: an anti-migration agent, a pH control agent, a hydrotropic agent. The present invention also refers to a process of printing of sheet fibrous material.

Abstract: A method of printing an image using a printing system having first and second overlapping printhead segments. The method includes the steps of: (i) identifying a strip of the image to be printed in an overlap region of the first and second printhead segments; (ii) determining a stitching technique for the first and second printhead segments; and (iii) printing the image using the first and second printhead segments, the printing including stitching the first and second printhead segments in the overlap region using the determined stitching technique. The stitching technique may be a butt stitch or a feathered stitch, dependent on image content in the strip.

Abstract: A press assembly has a plurality of processing stations for the processing of sheets. These processing stations are arranged in succession in a transport direction of the sheets for inline processing of the sheets. At least one of these processing stations is a non-impact printing unit and at least one processing station downstream of the non-impact printing unit is embodied as a dryer. At least one additional processing station is embodied as a coating unit. The coating unit is configured for applying a coating in a form of a varnish to each sheet. A plurality of individually controlled, non-impact printing units are arranged along the transport path of the sheets. Each of the plurality of non-impact printing units is configured as an ink jet printer.

Abstract: The present invention relates to a process for preparing a decorative fired substrate such as ceramic, glass, brick, metal or metal enamel. The process includes a step of digitally applying a primer ink composition comprising a metal or metalloid ion component dissolved in a liquid matrix on selective locations of the substrate. The primer ink composition can be applied before or after the application of a color ink. By applying a primer ink composition, the color of the substrate is improved after the substrate is fired, and the manufacture cost is reduced compared with current industrial decorative ceramic tile processes.

Abstract: Curing apparatus, image forming apparatus and articles of manufacture are disclosed. An example curing apparatus includes a curing unit to heat an area adjacent a substrate travel path, the curing unit having a width less than a width of the substrate travel path, and a controller to reciprocate the curing unit within the substrate width.

Abstract: A surface treatment system includes a holder configured to secure an object within the holder and a surface treatment device that is configured to treat a surface of the object within the holder with two types of surface treatments. The device is capable of producing a plasma or a flame at its nozzle for surface treatment. By controlling the materials supplied to the device and the way in which is operated, either a flame or plasma is produced. Thus, the surface treatment system is capable of treating a wide range of materials for printing by a direct-to-object printer.

Abstract: A cutting device of a scissors type includes a fixed edge, a movable edge, and a support shaft configured to support the fixed edge and the movable edge to be capable of mutually rotating. A movable edge main body of the movable edge including a cut-off edge is cut into, centering on the support shaft, a fixed edge main body of the fixed edge including a cut-off edge. The cutting device includes a receiving member provided along at least an edge front side of the fixed edge main body and an edge front side of the movable edge main body and a pressing section configured to press at least one of the fixed edge main body and the movable edge main body to tilt in the opposite direction of the receiving member to be received by the receiving member.

Abstract: Devices and methods for identifying categories or types of print media in image forming apparatuses are disclosed. In an example method print media are advanced in a feeding direction to reach a cutting position, a cutter is advanced in a cutting direction, perpendicular to the feeding direction to cut the print media, friction between the cutter and the print medium is measured, and the print media are identified based on the measured friction.

Abstract: The disclosure discloses a non-transitory computer-readable medium storing a storage body management program for executing steps. In a registration step, a total number of owned storage bodies including the storage body attached to an attaching part is acquired and registered. In a totalization step, consumption amounts of the storage bodies in the printer are totalized on the basis of an identification result and a detection result. In a calculation step, an average consumption amount per unit period of the storage bodies are calculated on the basis of a totalization result. In a prediction step, a consumption completion timing of the storage bodies is predicted on the basis of a registration result and a calculation result. In an order step, an order process for at least one type of the storage bodies is executed in accordance with a prediction result and an expected delivery period of the storage bodies.

Abstract: A printing apparatus includes a feeding roller configured to feed sheets, including at least a preceding sheet and a succeeding sheet, a conveyance roller configured to convey the sheets fed by the feeding roller, and a printing unit configured to print on at least one sheet, of the sheets conveyed by the conveyance roller. A conveyance control unit controls the conveying of the sheets by the conveyance roller to form an overlap state, in which a leading edge of the succeeding sheet overlaps with the preceding sheet. In a case in which the conveyance roller conveys the succeeding sheet to a printing start position at which a printing operation is started by the printing unit, and the conveyance control unit forms the overlap state, the printing unit is configured to print on an overlapping area in which the preceding sheet and the succeeding sheet overlap.

Abstract: A printer includes a body, a cover, a long hole formed in one of the body and the cover, a first shaft provided on another one of the body and the cover and disposed to pass through the long hole, a groove formed in the one of the body and the cover, and a second shaft provided on the other one of the body and the cover and disposed to pass through the groove. The cover is attached to the body so as to be rotatable around the first shaft, the groove extends parallel to the longitudinal direction of the long hole, the cover is slidable relative to the body while the second shaft is in the groove, and the cover is rotatable around the first shaft when the second shaft is out of the groove.

Abstract: An arrangement includes a receipt printer for printing a receipt arranged in a housing. The housing includes a pivoting lid which in an open state allows access to the receipt printer and in a closed state prevents access to the receipt printer. The lid has an opening through which a receipt printed by the receipt printer can be output in the closed state. The arrangement has a receipt output unit which in the closed state is arranged in the opening of the lid opposite to the receipt printer, at least a first receipt guiding unit and at least a first elastically deformable element for spring-mounting at least one component of the first receipt guiding unit. The receipt printer has a second receipt guiding unit. The first receipt guiding unit is engaged with the second receipt guiding unit when the lid is moved from the open state into the closed state.

Abstract: A structure forming apparatus includes a printing unit which prints a photo-thermal conversion material, a white material, and a coloring material in order on an expanding layer in an overlapping manner, where the expanding layer is expanded when heated with thermal energy of light. The apparatus also includes a heating unit which irradiates light on the expanding layer from a side of the coloring material to expand the expanding layer, and a controlling unit which sets a printing density of the photo-thermal conversion material lower by a level corresponding to a quantity of heat conducted from the coloring material than the printing density of the photo-thermal conversion material to be printed when the coloring material has no photo-thermal conversion characteristic in the case in which the coloring material has photo-thermal conversion characteristic, and prints the photo-thermal conversion material of the set printing density.

Abstract: A universal or all-purpose laser marking composition for forming satisfactorily dark laser marks on a wide variety of substrates is provided. The marking composition comprises an enhancer of nitrides, carbides, silicides, and combinations thereof. The enhancer may be selected one or more of ferromanganese, ferrosilicon, FexSi(1-x) where X can range from about 0.005 to 0.995, Fe5Si2, MgFeSi, SiC, CaSi, (Co)Mo, MoSi2, TiSi2, ZrSi2, WSi2, MnSi2, YSi, Cu5Si, Ni2Si, Fe3C, Fe7C3 and Fe2C, MoC, Mo2C, Mo3C2, YC2, WC, Al4C3, Mg2C, Mg2C3, CaC2, LaC2, Ta4C3, Fe2N, Fe3N, Fe4N, Fe7N3, Fe16N2, MoN, Mo2N, W2N, WN, WN2, and combinations thereof and combinations thereof.

Abstract: This disclosure provides compositions and methods for an oriented film that may include a base film having a first side and a second side. Further, the oriented film may include a metallized layer on the first side and a print-receptive coating on the second side. Further still, oriented film may include one or more coatings on a side of the metallized layer that faces away from the base film. The oriented film may also have a distinctness of image decrease of ?15% in a machine direction and ?30% in a transverse direction for the metallized layer when measured atop the print-receptive coating.

Abstract: Provided are a lithographic printing plate precursor including a hydrophilized aluminum support, and a water-soluble or water-dispersible negative type image recording layer provided on the aluminum support, in which an arithmetic average height Sa of a surface of an outermost layer on a side where the image recording layer is provided is in a range of 0.3 ?m to 20 ?m or in which Expression (1) and Expression (2) are satisfied in a case where a Bekk smoothness of a surface of an outermost layer on a side where the image recording layer is provided is set as a seconds and a Bekk smoothness of a surface of an outermost layer on a side opposite to a side where the image recording layer is provided is set as b seconds; a method of producing the same; a lithographic printing plate precursor laminate formed of the lithographic printing plate precursor; a plate-making method for a lithographic printing plate; and a lithographic printing method. a?1000,b?1000??(1) 1/a+1/b?0.

Abstract: According to examples, an article may include a base layer that extends along a first dimension and a second dimension, in which the second dimension is orthogonal to the first dimension. The article may also include reflective ribbons provided on an upper surface of the base layer, in which the reflective ribbons positioned along a common plane extending in the second dimension have dihedral angles that change as a function of distance across the common plane.

Abstract: A label having a lens array, and methods and system for preparing such a label. The label includes at least one surface, a portion of which is embossed, and a lens array provided by the embossed portion of the at least one surface. The method includes applying a coating to a film, and embossing a portion of the coating to provide a lens array. And the system includes an embossing apparatus associated with a printing apparatus.

Abstract: An article includes a substrate and a graphical component forming an image and an optical component which includes magnetic pigment flakes aligned so as to form a frame pattern which surrounds the image. When light is incident upon the pigment flakes from a light source, light reflected from the frame pattern forms a dynamic frame which surrounds the image and appears to move as the substrate is tilted with respect to the light source. The image appears to be stationary when the dynamic frame appears to move.

Abstract: There is disclosed a security device, including a substrate; a first color-shifting pigment on a first region of the substrate; and a second pigment, including at least three dielectric layers, on a second region of the substrate; wherein the first color-shifting pigment and the second pigment color match at a first viewing angle. Methods of making and using the security device are also disclosed.

Abstract: A sheet system including a sheet having an edge and at least one generally triangular hole positioned adjacent to but spaced apart from the edge. A side of the triangle is oriented generally parallel with the edge of the sheet.

Abstract: Media binder arrangement (10) comprising at least one spring clamp (15) attached to the spine (14) of the media binder. The spring clamp (15) having an interior cavity (19). The interior cavity (19) of said spring clamp (15) is additionally formed with a datum spacer cavity (35) having spacer walls (36, 37) limited from the sides (16, 17) by a bending. The spacer walls (36, 37) having wall surfaces facing the clamp base (18) for holding the datum spacer (30) in abutment with the clamp to base (18). Method of manufacturing such a media binder arrangement (10).

Abstract: An adjustable carpenters square has a handle and first and second blades extending from the handle in a substantially perpendicular relationship. The first blade is fixed in the handle and the second blade is pivotally mounted on the handle to enable it to be adjustable with respect to the fixed first blade to ensure that it is at a true 90° to the first blade. A cam mechanism is mounted in the handle and engageable with the second blade to pivot the second blade with respect to the first blade. The cam mechanism includes a one-piece cam having a cylindrical base and a cam portion offset therefrom. This cam mechanism enables the method of the present invention of adjusting the perpendicular relationship between the two blades to be achieved with a high degree of accuracy.

Abstract: Provided are: a cap member, which is applicable to a wheel mounting nut and is less likely to deteriorate its appearance even if attachment and removal thereof is repeated; and a method of mounting a wheel using the cap member. A cap member 1 includes: a shaft portion 11 provided with a male thread 11a to be screwed on a base end portion of a female thread 2a of a wheel mounting nut 2; and a cover portion 12 that is integrally formed with a base end of the shaft portion 11 and covers a base end opening of the wheel mounting nut 2. The shaft portion 11 is provided on a distal end thereof with a hexagonal hole 13, which serves as a tool engagement portion.

Abstract: A wheel cover unit for front wheels of trucks or buses comprises: a wheel cover, two bearing members and a cover. The wheel cover is provided with an outer convex platform having a central hole, and the periphery of the central hole is annularly provided with a plurality of nut convex covers and a plurality of through holes. The inner edge of the central hole is vertically and backwardly provided with a hole ring having corresponding two pairs of slots, each slot extends to the central hole with a lock sheet. Each bearing member is provided with a connecting portion and two connecting pieces. The connecting portion is locked with the bolt of the wheel rim, the connecting piece is locked with the lock sheet via a screwed element, so as to assemble the wheel cover to the front wheel of the truck or bus.

Abstract: A wheel and tire assembly for a mobile vehicle in accordance with the present invention includes an inner central rim, a flexible ring mounted on the inner central rim, and a spoke structure extending between the inner central rim and the flexible ring. The spoke structure defines a plurality of cavities and alternating radially extending openings disposed concentrically about the inner central rim and allowing the flexible ring to deflect under load. The spoke structure further defines a plurality of triangular openings disposed at the flexible ring and between the cavities and the inlet openings.

Abstract: A clamping mechanism for mounting and demounting bicycle components of at least partially muscle-powered two-wheeled vehicles such as bicycles, including at least one operating lever and a clamping component. The clamping mechanism includes two clamping parts, one of which clamping parts is a clamping sleeve and connected with the operating lever, and another of which clamping parts is formed at the clamping component. The operating lever can be moved from an engagement position; in which it is non-rotatably connected with the clamping component to a rotary position in which it is freely rotatable relative to the clamping component. In the rotary position, the operating lever is disposed closer to the clamping component than in the engagement position.

Abstract: A hub for bicycles including a hub axle, a hub shell, a rotor, and a toothed disk freewheel including a pair of interacting freewheel components namely, a hub-side freewheel component and a rotor-side freewheel component. The freewheel components each include axial engagement components for intermeshing with one another and are biased in the engagement position through a biasing device. The hub-side freewheel component is axially displaceably received in a threaded ring and is non-rotatably coupled with the hub shell in the driving direction. The rotor-side freewheel component is non-rotatably provided at the rotor for transmitting rotational movement from the rotor to the hub shell in the engagement position of the two freewheel components. The threaded ring is provided with a multiple thread and is screwed to a multiple thread of the hub shell.

Abstract: A person support apparatus includes a base frame with a plurality of caster wheel assemblies, each of the caster wheel assemblies including a caster brake actuator movable between a total braking position and a non-braking position. A linkage system is coupled to the caster brake actuators for controlling the caster brake actuators and is operable to move the caster brake actuators between their total braking positions and their non-braking positions. The linkage system is configured to compensate for tolerances in the linkage system wherein the linkage system can control the caster brake actuators to simultaneously move between their total braking positions and their non-braking positions.

Abstract: A compound to produce an inner liner layer comprising a polymer base with a cross-linking unsaturated chain comprising at least 50 phr of a halobutyl rubber, a reinforcing filler, a vulcanization system and an oxygen-proofing chemical in granular form made up of a mineral filler bonded with fatty acids comprising a chain of carbon atoms ranging in number from 6 to 24 and having at least one unsaturation. The oxygen-proofing chemical is produced by causing the fatty acids and the mineral filler to react with a molar ratio that is equal to or greater than 5:2. The oxygen-proofing chemical in granular form has dimensions ranging from 5 nm to 50 ?M.

Abstract: Disclosed herein are methods for degrading polyurethane foam from mounted polyurethane foam-containing tires, methods for separating a wheel from a mounted polyurethane foam-containing tire, methods for preparing a degradable foam-containing tire, and degradable foam-containing tires. The methods include applying a solution comprising at least one phosphorous oxoacid or an ester thereof to the polyurethane foam inside of a tire, incorporating a degradant comprising at least one phosphorous oxoacid or an ester thereof into the polyurethane foam, or both, and then heating to degrade the foam. Degradation of the foam allows for separation of the wheel from the rubber carcass of the tire.

Abstract: Provided is a steel cord for reinforcing a rubber article which can further improve cut resistance when applied to a tire while maintaining the amount of steel to be used. A steel cord for reinforcing a rubber article comprising: one core strand 11 having a two-layered layered-twisted structure formed by twisting a plurality of steel filaments 1; and a plurality of sheath strands 12 having a layered-twisted structure formed by twisting a plurality of steel filaments 2, wherein the sheath strands are twisted around the core strand. A ratio dc/ds of a diameter dc of a sheath filament constituting the sheath of the core strand to a diameter ds of an outermost layer sheath filament constituting the outermost layer sheath of the sheath strand is more than 1.25 and not more than 1.50.