35results about How to "Badly worn" patented technology

Well head hydrocyclone separators are typically used for separating particulates from fluids such as gas, oil and water and mixtures thereof. Well head separators are useful to prevent wear and blocking of choke valves, rupture of piping, damage to instruments and to prevent vessels from filling with particulate materials. In the present invention, the cyclone separator assembly includes an inlet, an overflow outlet and a segmented cyclone separator tube.

A three-piece combined oil-control ring comprises a pair of upper and lower side rails 222 in the axial direction and a spacer expander 224. The spacer expander is located between the side rails 222, and pushes the side rails from their inner peripheral side to generates the tension of the side rails 222. The ears of the spacer expander made of austenitic stainless steel in contact with inner peripheral surfaces of the side rails, are subjected to gas-nitriding at a temperature of 470° C. or higher to form a 10 to 60 μm thick gas-nitriding surface-layer comprising a phase having peaks at 2θ=40° and 2θ=46° by Cu—K α X-ray diffraction. In addition or alternatively, a resin coating film (31) is formed on at least surfaces of the spacer expander (7) faced to the side surfaces of the side rails or on at least surfaces of the side rails (5,6) faced to the spacer expander (7).

Tufted carpets bonded with thermoplastic binders and having improved resistance to fuzz formation due to removal of pile yarn filaments from tuft bundles comprise one or more backings, face yarn that forms a pile on one side and stitches on an opposite side, a thermoplastic binder that binds stitches and the backing or backings, and an organic polymer that bonds filaments of the stitches. Processes for making carpets comprise applying to a stitched side of a tufted backing a liquid stitch bind composition comprising an organic polymer component, removing a liquid component of the composition to bond filaments of the stitches and bonding stitches and one or more backings with a thermoplastic binder that is melted or applied as a melt in contact with the stitched side and the backing or backings and solidified.

Unique abrasive materials that are in situ generated compositions of precipitated silicas and silica gels are provided. Such compositions exhibit different beneficial, particularly simultaneously high pellicle film cleaning properties and moderate dentin abrasion levels. Such a result thus accords the user a dentifrice that effectively cleans tooth surfaces without detrimentally abrading such surfaces. Furthermore, the produced abrasive materials also exhibit very high and desirable brightness properties that permit easy incorporation and utilization within dentifrices for aesthetic purposes. Encompassed within this invention is a unique method for making such gel/precipitated silica composite materials for such a purpose, particularly under high shear conditions, as well as the different materials within the structure ranges described above and dentifrices comprising such.

A method and a device for diagnosis and state monitoring of a wear and functional state of a junction, a crossing, a crossroads, rail joints, and/or track nonuniformities of a rail traffic path made of several tracks measures and stores swing acceleration in at least one direction when overtaking a rail vehicle on a junction, crossings or crossroads, in addition to rail joints or track nonuniformities on at least one rail vehicle component, the swing acceleration being produced on the rail vehicle component when overtaking the rail vehicle at the junction, crossing or crossroads, rail joints, track nonuniformites. The method also measures and stores the rail vehicle speed and determines and stores the travel direction and the place of the junction, crossing or crossroads, rail joints, track nonuniformities, carries out a control as to whether characteristic, predetermined threshold values of the measured swing accelerations have been exceeded.

An object of the invention is to provide a power transmission chain capable of effectively reducing noises and a power transmission assembly using the same. In the power transmission chain including plural links each possessing through-holes and plural pins inserted through the through-holes for interconnecting the plural links, all the plural pins substantially have the same longitudinal length while the plural pins include plural types of pins which have mutually different rigidities against force acting in the pin longitudinal direction. Furthermore, a locus of contact position between the pin and a strip is defined by an involute of a circle. The pins and strips are combined to form two or more types of pairs which provide the involutes of base circles having different radii.

A multiphase catalytic tower-shaped impinging-stream reactor in the form of a tower, the upper part of which is a plate or packed tower 4 and the lower part of which is a multiphase catalytic impinging-stream reaction kettle 2; the upper part and the lower part are separated by a flow channel plate 14 which has a plurality of round holes serving as flow channels 62; at the top of the reaction kettle 2 exists an upper ejector 3 and at the bottom of the reaction kettle 2 exists a lower ejector 8; near to the side wall of the reaction kettle 2 stands a baffle plate 5, which separates a static liquid zone within the reaction kettle 2 is disclosed.

The invention discloses a grooving machine for carton production, and belongs to the field of the carton production. The grooving machine for the carton production includes a machine frame, a supporting plate is fixedly connected to the right side of the machine frame, a driving motor is fixedly connected to the top of the supporting plate, and an upper pressure line roller is fixedly connected tothe left side of an output shaft of the driving motor; and a cavity is formed in the left side of the front side of the machine frame, and the left end of the upper pressure line roller penetrates through the machine frame and the cavity in sequence and extends into the machine frame. According to the grooving machine for the carton production, a worn grooving cutter can be removed from an upperpressure line wheel by the cooperation of an installation groove, a limiting opening and a limiting fixing device and a new grooving cutter can be replaced; the operation is easy, and the convenienceand the quickness are realized; by the cooperation of a slot, an installation block and a telescopic limiting device, the positions of the upper pressure line wheel and a lower pressure line wheel canbe adjusted, adjusting the position of the grooving cutter according to cartons with different sizes for users is convenient, and the applicability of the grooving machine is enabled to be better.

The invention relates to an used sand regeneration mechanism, which comprises an upper millstone and a lower millstone with up and down relative arrangement, one of the upper millstone and lower millstone can bear loading force and rotate relative to another millstone, an upper millstone surface is provided at the lower end of the upper millstone, a lower millstone surface positioned relative to the upper millstone surface and used for cooperating with the upper millstone surface for extruding and twisting the corresponding used sand particles, and an accommodation gap used for accommodating the corresponding used sand particles is provided between the upper millstone surface and the lower millstone surface. The invention provides the used sand regeneration mechanism with low use cost, and the used sand particles are difficult to be crushed during the regeneration of the used sand.

The present invention describes an earring support device for relieving the tension caused by having large earrings hanging from a piercing for an extended amount of time. The support device has a set of clam-shell shaped earlobe guards that are hinged together and clipped onto an earlobe. The earring support device further has apertures that correspond with that of the ear piercing, wherein when the pin of the earring is placed through the earring support device apertures, the earring support device functions to distribute the forces applied by the earring more evenly through the earlobe. The clam-shelled halves of the earring support device cover an area from the piercing to the bottom of the earlobe, and thus further serves to mask the effects of prior extended wearing of heavy jewelry.

The invention relates to the technical field of rolling, and provides light rail profile steel rolling equipment and process based on the pre-bending cooling technology. The light rail profile steel rolling equipment comprises a guide device and a rough rolling device which are arranged on a rack in the conveying direction of a conveying device, wherein the guide device comprises third telescopic pieces, guide plates and guide rolling shafts, and the third telescopic pieces are arranged on the rack and positioned on the two sides of the conveying device; the guide plates are arranged at the telescopic ends of the third telescopic pieces, and the guide rolling shafts are rotationally arranged on the guide plates;the rough rolling mechanism comprises a first rough rolling device and a second rough rolling device; the first rough rolling device is arranged on the rack in a sliding mode and positioned on the rack in the conveying direction of the conveying device, and the second rough rolling device is arranged on the rack in a sliding mode and positioned at the bottom of the first rough rolling device; and the sliding direction of the first rough rolling device and the sliding direction of the second rough rolling device are perpendicular to the conveying direction of the conveying device. By means of the technical scheme, the problems that in the prior art, rough rolling is large in occupied area, and a guide structure is abraded are solved.

Provided are a flaked tantalum powder and method for preparation thereof; said flaked tantalum powder contains 300-1800 ppm of nitrogen, 10-100 ppm of phosphorus, and 1-40 ppm of boron. The flaked tantalum powder has high capacity and low leakage current, good puncture-resistance, and particularly outstanding high-frequency attributes. Doping with nitrogen during oxygen reduction is performed before three thermal treatments are carried out; the solution of performing three thermal treatments and a subsequent process improves the uniformity of distribution of elemental nitrogen and makes up for the deficiency of an oxide film, thereby increasing the pressure resistance of the product, and especially its high-frequency attributes.

The invention relates to the field of concrete transport vehicles, in particular to a butter adding device for a supporting ring of a concrete transport vehicle, and aims to solve the technical problem that a hopper needs to continuously rotate in the process that the concrete transport vehicle transports concrete, so that the concrete in the concrete transport vehicle is prevented from being condensed. In the rotating process of the hopper, a rotating supporting clamping ring on the hopper is prone to abrasion. Comprising a fixing plate, supporting rings and rotating supporting shafts, the number of the supporting rings is two, the fixing plate is fixedly connected to the bottom ends of the supporting rings, the rotating supporting shafts are evenly and rotationally installed between the supporting rings, and a rotating supporting clamping ring is rotationally clamped and fixed between the middles of the rotating supporting shafts. The technical scheme has the beneficial effects that lubricating oil can be automatically adjusted on the rotary supporting clamping ring in the rotating process of the charging barrel.

An absorbent article comprising a liquid pervious topsheet, a liquid impervious backsheet, and an absorbent structure positioned in between said topsheet and said backsheet, wherein the absorbent structure comprises an absorbent core positioned in between the topsheet and the backsheet, a release structure being positioned in fluid communication with the absorbent core, said absorbent core comprising little to no cellulose fibers and/or fluff pulp and said absorbent core comprising an absorbent polymer material for absorbing and permanently holding fluids received from the topsheet and the release structure, wherein said release structure comprises at least one fibrous substrate structure having the capacity to receive and temporarily hold the fluids in proximity to the absorbent core so that the fluids can subsequently be transferred and released to and absorbed by the absorbent core.

The invention relates to the technical field of braking equipment and discloses an angle cock for train braking. The angle cock for train braking comprises a cock body, wherein one side of the cock body is integrally molded with a vertically arranged body, and an inner cavity of the cock body and the vertically arranged body are matched and intersected to form a fixed sleeve which is provided with a sealing seat. According to the angle cock for train braking, airflow generated in the train running process of a fan drives a rotating shaft to rotate to drive a magnet disc to rotate, a first thread cuts a magnetic field of the magnet disc to generate eddy current to generate heat, heat is conducted to the top of a plug plate, an air bag is heated and expanded to drive the plug plate to move downwards, and an axial through hole of a sealing seat can be opened; when the cock is forgotten to be opened before a train is started, the cock can be automatically opened, a heat conduction rod moves downwards to drive a protruding block to be matched with a braking groove, a first thread is meshed with a second thread, an air bag is cooled and contracted, the heat conduction rod is limited by the braking groove, and under the elastic force effect of a first spring, a plug plate cannot rise and is automatically closed; it is guaranteed that the cock can be kept open in the train running process.

The invention discloses a cord winding and automatic resetting structure of a take-up structure microphone cord. The cord winding and automatic resetting structure comprises a take-up structure assembly and the microphone cord. The take-up structure assembly comprises a take-up structure upper plate (7), a going barrel and pressing rivet nut columns (4). The going barrel comprises a coil spring seat upper cover (8), a coil spring seat (1) and a microphone cord pressing sheet (9). A guide groove (11) is formed in the top of the coil spring seat (1). Only one microphone cord can be contained on the cross section between a circle formed by the pressing rivet nut columns around the coil spring seat (1) and a POM shaft sleeve (4) and the coil spring seat (1), wherein only the pressing rivet nut column at the cord outlet position of the take-up structure assembly is provided with the POM shaft sleeve. A first resetting convex hull (5) and a second resetting convex hull (6) are arranged on the side, facing the coil spring seat (1), of the take-up structure upper plate (7). According to the cord winding and automatic resetting structure of the take-up structure microphone cord, the microphone cord is prevented from being staggered or overlapped, the microphone cord is drawn, pulled and recycled smoothly when used by a user, and user experience is good.

The present invention relates in particular to a cosmetic composition for making up keratin materials, in particular the skin, the lips or the eyes, preferably the skin, comprising, in a physiologically acceptable medium, at least: a) a hydrolysate of Theobroma cacao L beans, b) a prebiotic and a probiotic, and c) one or more coloring material(s).