1167results about How to "Easy inflow" patented technology

A cartilage plug, which is made from a biocompatible, artificial material, that is used to fill a void in natural cartilage that has been resected due to traumatic injury or chronic disease is disclosed. Alternatively, the plug may be relied upon to anchor a flowable polymer to subchondral bone. The plug is prebricatable in any size, shape, and contour and may be utilized either singly or in a plurality to fill any size void for any application. The plug may be formed of a laminated structure to match the physiological requirements of the repair site. Additionally, ridges may be formed about the periphery of each plug to facilitate its anchoring to surrounding cartilage, bone and / or adjacent plugs. A procedure for resecting damaged or diseased cartilage and for implanting a replacement plug or plugs according to this invention, as well as a set of instruments for effecting the procedure, and a self-contained system for orthopedic surgeons, which includes a variety of differently sized and shaped plugs, as well as a set of instruments for the procedure are also disclosed.< / PTEXT>

A metering system for controlling the flow of a fluid is disclosed. The metering system comprises a metering device, two input valves that actively control flow of fluid into the metering device, and two output valves that actively control flow of fluid from the metering device. The input and output valves are selectively opened and closed to cause metered amounts of fluid to be dispensed from the metering device through the output valves.

The invention discloses a fluid bed electrode direct carbon fuel cell device, which belongs to the technical field of clean energy. The device comprises a fluid bed, two or more tubular single cells, collector plates, a composite carbon fuel, a gas circulating device, a screw feeder and a fuel tank. In the device, a conductor catalyst is added into a solid carbon fuel on the basis of a solid oxide direct carbon fuel cell to expand a direct electrochemical reaction interface of carbon from a two dimension to a three dimension and promote the gasification reaction of the carbon, thereby improving the performance of the cell; the collector plates are distributed on the wall surface of a reactor, so current is convenient to collect; and simultaneously, a fluid bed reactor forms a fluid bed electrode to further enhance heat transfer and mass transfer in the electrode, so not only problems about feeding are solved, but also the performance of the solid oxide direct carbon fuel cell is further improved.

In certain embodiments, a vial adaptor comprises a housing configured to couple the adaptor with a vial, an access channel, a regulator channel, and a regulator assembly. The access channel is configured to facilitate withdrawal of fluid from the vial when the adaptor is coupled to the vial. The regulator channel is configured to facilitate a flow of a regulating fluid from the regulator assembly to compensate for changes in volume of a medical fluid in the vial. In some embodiments, the regulator assembly includes a flexible member configured to expand and contract in accordance with changes in the volume of the medical fluid in the vial. In some embodiments, the flexible member is substantially free to expand and contract. In some embodiments, the flexible member is not partly or completely located in a rigid enclosure.

The invention discloses a Chinese herbal medicine crushing juice extracting device convenient to discharge slag. The device comprises a crushing extraction cylinder; a driving rotating shaft coaxial with the crushing extraction cylinder is arranged in the crushing extraction cylinder; multiple rotary cutting blades are arranged on the side wall of the driving rotating shaft; an extrusion disc block is arranged in the crushing extraction cylinder; a fixed extrusion plate is arranged on the lower side of the extrusion disc block; an extrusion extracting groove cooperating with the lower end of the extrusion disc block is formed in the middle part of the fixed extrusion plate; multiple liquid passing holes are formed in the edge side of the extrusion extracting groove; a blockage plate in tight sliding connection with the inner wall of a slag removing channel is arranged in the slag removing channel; the lower end of the blockage plate is connected with a hydraulic cylinder arranged on the bottom wall of the crushing extracting cylinder through a hydraulic push rod; and a slag discharge port is formed in the bottom wall of the crushing extracting cylinder. The device is simple in structure, convenient to discharge Chinese herbal medicine slag, better in crushing effect, better in extracting effect of Chinese herbal medicine extruding juice, convenient to collect and flow out, convenient to operate and higher in practicability.

The invention discloses a solution separation preparation device for security detection on a blocky food sample. The solution separation preparation device comprises a food solution preparation tank,crushing blades, a water supply tank, a rotating shaft and a stirring centrifugal cylinder, wherein the bottom of the food solution preparation tank is fixed on a rack; a sealed inner cylinder is mounted inside the water supply tank; a water storage cavity of an annular structure is formed outside the sealed inner cylinder inside the water supply tank; a rotating shaft is arranged in the middle ofthe sealed inner cylinder inside the water supply tank in a vertical penetration manner; a plurality of crushing blades are mounted at the lower part of the rotating shaft; and a driven gear ring isconnected with the upper end of the stirring centrifugal cylinder. The solution separation preparation device is convenient and rapid to assemble, the crushing blades are rotated to crush a blocky food sample placed inside the crushing cavity, the crushed blocky food sample is mixed with water inside the crushing cavity, then a food sample solution is prepared, components to be detected in the blocky food sample can be conveniently separated out, centrifugal treatment is achieved through the stirring centrifugal cylinder, good stability is achieved, and convenience is brought to further detection treatment.

The invention discloses a plant volatile oil extractor and application thereof. The device comprises a distiller, a condenser and a collector. The distiller comprises a distilling container, a sealing cover matched with the distilling container and a water-resisting grate matched with the distilling container. The top of the sealing cover is provided with through holes. The condenser comprises a condenser pipe. The through holes at the top of the sealing cover are connected with the lower end of a vertical gas tube. The gas tube is connected with the inlet of the condenser pipe by a connecting bend. The outlet of the condenser pipe is connected with the inlet of the collector by the connecting bend. The plant volatile oil extractor in the invention can be used for fast extracting volatile oil with different specific weights in plants. The extractor has the characteristics that the extractor is convenient, easily disassembled and carried, simple to load and unload materials, and suitable for distillation requirements of water-resisting distillation, water distillation, backwater distillation and non-backwater distillation, and has high extraction rate. The extractor can be used for laboratory, in particular for field.

The invention discloses a clamp connection-type connecting device in a sleeve and its connection structure and an installation method thereof. The clamp connection-type connecting device in the sleevecomprises the sleeve and a connection bar and a clamp-connection member, and the connection bar is capable of being inserted in the sleeve from an end part of the sleeve; the clamp-connection memberis subjected to clamp connection at an inner side of two ends of the sleeve, and is used for obstructing the clamp-connection member positioned in the sleeve to move to a direction of pulling the sleeve out, and the structure has the advantages of convenient installation and low cost; a slip-casting aperture is arranged at the sleeve, a cement mortar can be injected in the sleeve through the slip-casting aperture and end ports at two ends of the sleeve, after the cement mortar is solidified, the connection strength between the sleeve and the connection bar is increased, and the connection strength of walls can be increased.

The invention relates to a foaming material filling box with a reinforced layer and a slurry leakage hole and a manufacturing method thereof, belonging to the field of building construction. A main material of a body (2) of the filling box (1) is a light weight foaming material, the plane shape of the filling box (1) is rectangular, and the ratio of a long side to a short side is not more than 2;the upper surface of the body (2) is provided with the hard reinforced layer (3), the outer surface of the body is provided with an isolation layer (4); the hard reinforced layer (3) is located between the body (2) and the isolation layer (4); tangential angles or arc chamfers (5) are arranged at the peripheries of the upper surface and the lower surface of the filling box (1); and the middle part of the filling box (1) is provided with the vertical slurry leakage hole (6), the upper end of the slurry leakage hole (6) is in a big end up funnel shape, and the lower end of the slurry leakage hole (6) is in a big end down inverse funnel shape. In the invention, the sectional shape of the filling box meets the mechanical requirement, and the filling box is very convenient for production, transportation and installation, and has better structural reliability, shock resistance and crack resistance and favorable economical efficiency and applicability.

A method for the production of a piston for an internal combustion engine has the following steps: producing an upper piston part having at least one joining surface, b) producing a lower piston part having at least one joining surface, c) producing a direct contact between the at least one joining surface of the upper piston part and the at least one joining surface of the lower piston part, d) heating the upper piston part and the lower piston part by induction or by a direct flow of current over the joining surfaces in the region of the joining surfaces that have been brought into direct contact, e) connecting the upper and lower piston parts with one another to produce a piston by a pressing process, and machining the piston to finish it.

The invention discloses an organic electroluminescent display panel and a manufacturing method thereof, and a display device, so that the color mixing risk of the organic electroluminescent display panel is reduced and the display effect of the organic electroluminescent display panel is improved. The organic electroluminescent display panel comprises a substrate and a pixel defining barrier wallarranged on the substrate. The pixel defining barrier wall defines a plurality of pixel regions for accommodating organic electroluminescent devices; and an accommodation groove structure is arrangedat one side, far away from the substrate, of the pixel defining barrier wall. The side wall, facing the pixel regions, of the pixel defining barrier wall includes a hydrophilic side wall part approaching the substrate and a hydrophobic side wall part adjacent to the hydrophilic side wall part; the inner wall of the accommodation groove structure is a hydrophilic inner wall; and the top, except theaccommodation groove structure, of the pixel defining barrier wall is a hydrophobic top wall.

The present disclosure relates to bioreactors and more particularly bioreactors for growing and separating cells. The bioreactor comprises at least one reaction chamber, an adjustable magnetic field, and a multifunctional cell supporting system, and may further comprise an optional protective perfusion system and an optional computerized control system.

The invention relates to a method for controlling an engine braking device for a combustion engine in motor vehicles, wherein the engine braking device has an intake system, an exhaust system, gas exchange valves associated with the combustion engine, exhaust turbo-charging by at least one exhaust turbocharger integrated into the exhaust system and the intake system, and an engine braking unit, wherein the engine braking unit has a decompression brake, which influences at least one outlet valve of the gas exchange valves and is dependent on the exhaust gas backpressure, and a brake flap, which is arranged in the exhaust system. To achieve a precisely controllable engine braking power in the engine braking mode, the demanded braking torque is controlled in accordance with the boost pressure of the exhaust turbocharger and with the exhaust gas backpressure upstream of the brake flap, which is arranged directly upstream of an exhaust turbine of the exhaust turbocharger. A suitable engine braking device is furthermore proposed.

A composite neural canal able to promote the regeneration of nerve is prepared from collagen, chitosan and pore-forming agent through preparing the spinning dope, and one-step hollow wet spinning. It features the combination of spinning and pore forming technique.

In certain embodiments, a vial adaptor comprises a housing configured to couple the adaptor with a vial, an access channel, a regulator channel, and a regulator assembly. The access channel is configured to facilitate withdrawal of fluid from the vial when the adaptor is coupled to the vial. The regulator channel is configured to facilitate a flow of a regulating fluid from the regulator assembly to compensate for changes in volume of a medical fluid in the vial. In some embodiments, the regulator assembly includes a flexible member configured to expand and contract in accordance with changes in the volume of the medical fluid in the vial. In some embodiments, the flexible member is substantially free to expand and contract. In some embodiments, the flexible member is not partly or completely located in a rigid enclosure.

The invention discloses a method for restoring a crack of a blade of a hydraulic turbine. The method mainly comprises a preparation stage, a self-melting welding stage, a filling welding stage and an aftertreatment stage. At the preparation stage, the blade to be restored is cleaned and detected; at the self-melting welding stage, an inclined convergent laser beam with a negative defocusing amount is adopted for carrying out scanning in the extending direction of the crack, a V-shaped melting pool is formed, and molten metal liquid sinks to the bottom of the melting pool under the action of gravity, and is solidified to form a self-melting weld joint; at the filling welding stage, a material identical to a body of the blade is adopted as a welding wire for surface layer bead welding; at the aftertreatment stage, distressing tempering and blade surface finishing machining are carried out after welding is completed. In the restoring process, based on self-melting of the material of the body of the blade, the blade is filled with a few materials identical to the body of the blade, the material of the weld joint is identical to that of the blade, the material and the blade are combined well, a weld joint defect is not likely to be generated, and the combining strength of the weld joint is improved. In the self-welding welding and filling welding processes, molten metal in the melting pool is vibrated through ultrasonic waves generated by an ultrasonic generator on the back face of the blade to remove gas, and the defects of weld porosity and the like are reduced.

The invention relates to a mined out space dam-type filling method; after an overhand mining working surface is pushed forward 3-5m, a baffle is arranged behind a cut top row single-body hydraulic support post in a spanning way; flexible waterproof cloth is attached on baffle and is laid and extended towards a bottom plate and two lanes of the working surface, so that a separated mined out space is formed; high-water material is filled into the separated mined out space by grouting equipment; after the high-water material is solidified, the baffle and the single-body hydraulic support post are disassembled, and one-time filling can be finished; along with the advance of a coal mining working surface, the steps are repeatedly carried out for completing the filling for a plurality of times; after the coal mining working surface finishes mining, all devices of the working surface are disassembled, a closed wall is built between a transportation roadway and a track roadway, and finally, top tight filling is carried out to complete the filling operation of the whole mined out space. As a grouting pipe is used for flood irrigation of the separated mined out space, the filling liquid level is lifted, slurry can be in top tight filling rapidly, filling is dense, the effect is visualized, and the method is simple. Therefore, the mined out space dam-type filling method is applicable to the overhand mining working surface with smaller coal seam dip angle or higher mining height.

The invention relates to the field of safety protection devices, in particular to a water draining structure for a municipal road. The water draining structure for the municipal road is characterizedby comprising a road body, water draining ditches are arranged on the two sides of the road body, water draining channels are communicated to ditch bottoms of the water draining ditches, multiple rainwater grates are arranged at openings of the water draining ditches, and clamping grooves for the rainwater grates to be clamped are formed in the two sides of the openings of the water draining ditches; each rainwater grate comprises an outer frame, multiple fixed shafts arranged at intervals are fixedly connected between the two opposite inner walls of the outer frame, and are rotationally sleeved with shifting sleeves with circular-ring-shaped cross sections, and scrapers connected with the outer frame are closely attached to the lower sides of the shifting sleeves. When rainwater flows tothe water draining ditches from the road body, the shifting sleeves are impacted by water flow to rotate around the fixed shafts, foreign matter such as fallen leaves and garbage on the rainwater grates can be pushed by the shifting sleeves to move to one sides of the rainwater grates, foreign matter on the rainwater grates cannot be stacked to cause blocking, and trouble of gathered water on theroad surface is avoided.

The invention provides a piezoelectric pump having a simple structure and high discharge pressure. A first opening (11) is formed at the center of a pump body (10), and a second opening (12) is formed at a position away from the center. The outer periphery of a metal diaphragm (20) is fixed to the pump body (10), and a piezoelectric element (23) is bonded to the center on the rear side of the diaphragm (20). The piezoelectric element (23) has a size covering the first opening (11) but not reaching the second opening (12). When a voltage near the resonance frequency is applied to the piezoelectric element (23), that portion of the diaphragm (20) that faces the first opening (11) and that portion of the diaphragm (20) that faces the second opening (12) are bent and deformed in the directions opposite to each other. This causes fluid to be drawn from either one of the first opening (11) and the second opening (12) and discharged from the other. The piezoelectric pump can have high discharge pressure, which enables the pump to reliably discharge fluid even in conditions where the pressure on the discharge side is high.

In an intake control device, upper and lower partition plates are provided in an intake passage extending obliquely upward from a combustion chamber as seen in an axial direction of a crankshaft. The partition plates divide the intake passage into upper intake passages and lower intake passages. A tumble control valve is arranged in an upstream vicinity of the partition plate in the intake passage. The tumble control valve opens or closes the upper intake passage. A bottom wall, which is a portion of a wall around an inlet of the lower intake passage and positioned on the side opposite to the upstream partition plate, is inclined to be gradually separated from the upstream partition plate as it extends upward.

The invention relates to a sewage treatment device comprising a flocculating mixing chamber, a flocculating settling chamber, water purifying tank, a composite activated carbon treatment chamber, an amorphous alloy treatment chamber and a reclaimed water storage chamber. By disposing and improving various parts, especially various parts of the flocculating settling chamber, the flocculating efficiency and the settling efficiency are improved, and a plurality of steps of flocculating, settling and condensing can be implemented simultaneously without increasing the treatment space; as a result, small and medium-sized efficient sewage treatment becomes reality.

The present disclosure provides a cable-type secondary battery, comprising: an inner electrode supporter; and a sheet-form laminate of inner electrode-separation layer-outer electrode, spirally wound on the outer surface of the inner electrode supporter, wherein the laminate of inner electrode-separation layer-outer electrode is formed by carrying out compression for the integration of an inner electrode, a separation layer for preventing a short circuit, and an outer electrode. In the cable-type secondary battery of the present disclosure, since the electrodes and the separation layer are adhered to each other and integrated, the separation layer coming into contact with the electrodes absorbs an electrolyte solution to induce the uniform supply of the electrolyte solution into the outer electrode active material layer, thereby enhancing the stability and performances of the cable-type secondary battery.

The invention discloses an agricultural field quantitative watering and liquid fertilizer irrigating device based on the internet of things. The agricultural field quantitative watering and liquid fertilizer irrigating device based on the internet of things comprises a main three-way pipe, wherein a pipe orifice of the main three-way pipe is provided with a liquid fertilizer delivering pipe; and one end of the liquid fertilizer delivering pipe is provided with a liquid fertilizer storage assembly. The agricultural field quantitative watering and liquid fertilizer irrigating device based on theinternet of things is scientific and reasonable in structure and safe and convenient to use. The liquid fertilizer storage assembly is arranged, through effects of a stirring shaft, a rotating wheel,a stirring wheel and stirring blades, liquid fertilizers are convenient to stir, and are mixed uniformly, the fertilizer effect is improved, through the action of floating blocks, the liquid level condition inside a liquid fertilizer tank can be visually observed by a user, therefore, whether raw materials need to be added or not is judged, and through effects of a bearing wheel, a linkage rod, afirst belt pulley, a second belt pulley and a linkage belt, liquid in the liquid fertilizer tank is stirred automatically by converting potential energy generated by falling of the liquid into kinetic energy, the liquid in the liquid fertilizer tank is prevented from depositing, and resources are saved.

The invention relates to a vacuum smelting furnace which comprises a furnace body, a furnace cover, a furnace pipe, a heating device, a vacuum generator and a feeding box. The furnace cover is arranged at the upper end of the furnace body, the furnace cover and the furnace body can be combined in a sealing mode, the furnace pipe is arranged in the furnace body, a furnace cavity is formed in the furnace pipe, the heating device surrounds and is tightly attached to the furnace pipe, the feeding box is arranged on one side of the furnace body, the vacuum generator is arranged at the upper end of the furnace cover, and the vacuum generator is communicated with the furnace cavity through a guide pipe. Compared with the prior art, the vacuum smelting furnace is simple in structure, convenient to feed and discharge, and capable of preheating raw materials to be smelted, and reduces energy consumption.