121results about How to "Enhanced capillary action" patented technology

A heat pipe with a nanostructured wick is disclosed, with the method of forming the nanostructured wick on a metal substrate. The wicking material is a pattern of metallic nanostructures in the form of bristles or nanowires attached to a substrate, where the bristles are substantially freestanding.

An absorbent core structure comprising two or more layers wherein the upper layer is a heterogeneous mass layer comprising a longitudinal axis, a lateral axis, a vertical axis, one or more enrobeable elements, and one or more discrete open-cell foam pieces wherein the open-cell foam pieces.

In an electrical component package (1) provided with a liquid-cooled heat exchanger (20), a main-body plate (1A) of the package and a crowning member (5) that are composed of metal plates are joined together, forming a hollow part (6) therebetween for use as a liquid-cooled heat exchanger in which a working fluid is sealed. A concavity (2) for use in mounting an electrical component (8) to be cooled is formed on the outer surface portion of the main-body plate (1A) of the package disposed opposite to the hollow part (6). An inner surface portion (5a) that faces into the hollow part (6) of the main-body plate (1A) of the package is carved out using a carving tool, whereby fins (3) are formed at a fine pitch on the inner surface portion. Minute channels (4) for moving the working fluid are formed between the fins. A flat electrical component package can [therefore] be provided with a liquid-cooled heat exchanger that has excellent heat-radiating functionality.

A compressed mesh wick prepared by bending for plurality of times at least one sheet of band type mesh wire to form a prescribed shape, thus preparing a bent layered mesh body, and pressing the bent layered mesh body.

The invention provides a double-wall sandwich structural microcapsule self-repairing rubber and a preparation method thereof, and relates to a rubber and a preparation method thereof. The preparation method comprises the step of sequentially mixing a rubber matrix, stearic acid, zinc oxide, an accelerant, an anti-aging agent, carbon black, paraffin, a double-wall sandwich structural self-repairing microcapsule and a nano mesoporous molecular sieve in proportion, wherein the double-wall sandwich microcapsule is utilized and adopts urea-formaldehyde resin as the wall material, so that the sealing performance is high, and the manufactured walls have moderate hardness; the nano mesoporous molecular sieve utilized as a synergist is naturally inorganic filler which can improve the mechanical performance of the rubber, and a double coating brings higher heat-resisting stability, therefore, the contact probability of a repairing agent and the catalyst is greatly increased, and the influence of excessively added repairing agents and catalysts to the mechanical performance of the rubber can be avoided. Once microcrack appears in the material, a plurality of pores act to improve the capillary siphon effect of the microcrack to the microcapsule, thus the probability of the repairing agent and the curing agent to enter the microcrack is greatly increased, and as a result, the repairing effect is greatly improved.

The invention discloses a soaking plate comprising an evaporation plate, a condensation plate and a connecting plate. The evaporation plate directly faces the condensation plate. The connecting plateis used for connecting the evaporation plate with the condensation plate so as to form a closed cavity, and the closed cavity is filled with a working medium. The evaporation plate is provided with channels for conveying the working medium, and the channels are distributed in the circumferential direction of the evaporation plate and are divergent from the center to the edge of the evaporation plate. According to the soaking plate, the evaporation plate and the condensation plate are provided with bionic vein polygon micro-channel structures, the wall faces of the channels of the evaporation plate and the periphery of support columns are covered with lyophilic liquid sucking cores, thus the wall faces have lyophilic performance, capillary performance of the channel liquid sucking cores isimproved, and liquid sucking speed of the channel liquid sucking cores is increased. The wall faces of the channels of the evaporation plate and the periphery of the support columns are covered with lyophilic materials, liquid spreading is achieved progressively from the edge to the center of the condensation plate, the downward circulation speed of the working medium in main channels is increased, a working medium backflow path is shortened, working medium backflow speed is increased, and heat dissipation benefits are increased.

The invention relates to a fluid suction chip, fluid suction cores and a flat integrated heat pipe; wherein, the fluid suction chip is used for being arranged in the integrated heat pipe to form a fluid suction core with capillary capacity, particularly including that: a metal sheet is flatly overlaid and treated with braze welding for being connected into the fluid suction core and a hole used for guiding condensate to flow back is arranged on the metal sheet. The fluid suction core adopts the fluid suction chip of the invention and the hold is communicated from one end of the fluid suction core to the other end and used for guiding the condensate to flow back. The flat integrated heat pipe comprises two shell bodies which are buckled to form a sealed cavity and a fluid suction core is welded on the inner wall of the shell body in level; a support component is also welded between the inner wall of the shell body and the fluid suction core. The composite fluid suction core structure is integrated with the braze welding of the shell body of the flat integrated heat pipe so as to ensure strong capillary capacity, low flow resistance and good mechanical property of the shell bodies; the product cost can be reduced by utilizing materials with low cost to prepare the shell bodies and simultaneously good heat dissipation can reduce the restricts on the development of electronic components.

Metropolitan transport method and system that allows maximizing journey time commitment and network coverage by running a first train in a first direction, defined from a starting point to a finishing point of a route including a plurality of stopping stations, where the first train runs through a tunnel having two levels, the first train running on a first level of the tunnel and stopping at all the stopping stations on the route; the method also including running a second train in the first direction of the route on the second level of the tunnel, where the second train does not stop at all the stopping stations on the route.

The invention provides a soaking device capable of enhancing support strength and capillary action. The device comprises a casing; a vapor chamber is defined in the casing, and filled with an evaporable working fluid after vacuumized; a net-shaped cross capillary structural body is arranged in the vapor chamber of the casing. Meanwhile, by means of crisscrossed capillary holes, the capillary action of the working fluid in a cavity body is enhanced; multipoint and multidirectional soaking and radiating effects can be achieved; a heating element which is in contact with the soaking device is quickly and effectively dissipated; in addition, the net-shaped cross capillary structural body presents a cross-linking mechanical structure, the support strength can be enhanced, and the structural stability of related products is promoted.

An oil lamp and fragrance release apparatus for providing a unique flame formation usable in a variety of decorative applications. The lamp includes a body that has an open upper end and that defines a chamber for carrying a combustible liquid. The lamp further includes a sheet wick having a lower end located in the chamber of the body, for contacting the combustible liquid, and an upper end projecting upwardly from the open upper end. The wick of inorganic material may be positioned between first and second plates arranged in a spaced, confronting relationship to enhance capillary action, may be freestanding stone of fibrous, permeable material or may be wrapped about a rigid plate. The wick provides a unique horizontal flame formation, while displaying décor on the outer surface of the flat wall. Optionally, the lamp may include scented oil and a conductive element to promote the release of fragrance upon heating, and the wick can be configured of material having high heat fragrance emanation.

Methods, formulations, and devices are provided for enhancing drug delivery from a medical device. The method is provided for increasing the rate or quantity of a drug formulation released from an implantable drug delivery device, which method comprises the step of providing a release-modifying agent within or proximate to the implantable drug delivery device, in a manner effective to inhibit gelation, aggregation, or precipitation of the drug formulation being released from the device. The drug formulation and the release-modifying agent may be stored together in at least one reservoir in the implantable drug deliver device. Alternatively, the release-modifying agent may be stored in one or more reservoirs separate from the drug formulation.

A screening device for testing bodily fluids for the presence of certain constituents. The device can include a planar front face through which all of the test strips are viewed. The device also includes an inclined surface that directs the fluid under test to test strips with more efficiency, and partitions the fluid that is directed to a given test strip to better assure that the test strip receives an adequate amount of bodily fluid for a valid analysis. In one embodiment, the device includes a three-dimensional gasket that creates a pressurized environment upon insertion of the sampling stem for improved diffusion of the bodily fluid into the test strips.

The invention discloses an assembly process method for a 3D PLUS encapsulating device, and aims to provide an assembly method, which is simple and efficient and contributes to the realization of stable and reliable quality in order to solve the problems of freeness from soldering tin infiltration on the root part of a device pin and failure in meeting certain standards caused by current manual assembly. According to the technical scheme, the method comprises the following steps: printing soldering paste on a printed board bonding pad by using a steel mesh and finishing device mounting through printing and mounting technologies in an SMT (Surface Mount Technology) assembly technology, printing the soldering paste on the printed board bonding pad, controlling the thickness of the soldering paste printed on the printed board bonding pad at 0.12 millimeter through the thickness of the steel mesh, finishing device mounting by using a maintenance workstation, controlling the lateral deviation of the device pin within 15 percent of the pin width, and fixing diagonal pins of the 3D PLUS encapsulating device through spot welding by using soldering iron after mounting; performing non-contact integral board preheating on the bottom of the printed board by using a heating stage welding technology and a tool gasket; and after preheating time is reached, manually heating the exposed pins of the device by using the soldering iron, and melting the soldering tin through thermal conduction to finish welding.

The invention provides a heat pipe, comprising a heat conductor, working fluid and a carbon nanotube array; wherein, the heat conductor comprises a first metal cover, a second metal cover and two third metal covers; the first metal cover and the second metal cover are correspondingly arranged to form a front opening end and a back opening end; the first metal cover and the second cover are respectively provided with a groove, and the opposite sides thereof are respectively extended out to form two thin metal flanges; the bottom of each groove is provided with a microchannel, and two supporting plates are arranged in each groove near the two sides; the two third metal covers are respectively buckled on the front opening end and the back opening end to form a vacuum sealing space in the heat conductor. The carbon nanotube array is fixed in the microchannel. The working fluid is filled into the heat conductor. The heat pipe of the invention uses flat metal covers internally provided with a microchannel and fixes carbon nanotube in the microchannel to increase the heat conductivity and capillary capacity and improve heat conductivity of the heat pipe.

The plates of transmission chain for an engine are formed with a guide-contacting configuration composed of spaced flat surfaces that come into sliding contact with a flat chain guide, and convex surfaces, continuous with and between the flat surfaces, for sliding contact with a convex chain guide. The convex surfaces are connected by a concave surface that, with the guide surface, forms an oil-retaining clearance. The radius of curvature of the convex curved surfaces of the plate preferably increases gradually from the location where they meet the flat surfaces toward the location where they meet the concave surface. The plates can have the same configuration on the side facing the inside of chain loop as on the side facing the outside of the chain loop.

The invention discloses a windproof warm-keeping composite garment fabric. The windproof warm-keeping composite garment fabric comprises a windproof waterproof moisture-permeable outer layer, a far infrared warm-keeping layer, a moisture-guiding sweat-discharging inner layer and a mesh lining in sequence from outside to inside. The windproof waterproof moisture-permeable outer layer is made of high count and high density base cloth and a polytetrafluoroethylene microporous membrane in a laminated and composite mode through adhesive, the moisture-guiding sweat-discharging inner layer is made of polypropylene fibers having good moisture conductivity and/or polypropylene fibers having irregular sections, and the yarn count of each polypropylene fiber is 45s-60s. The far infrared warm-keeping layer is made of warm-keeping layer base cloth and a far infrared ceramic nanofiber membrane in a composite mode, the mesh lining is a warp knitted mesh fabric, and the warp knitted mesh fabric is made of polyester fibers with irregular sections. The windproof warm-keeping composite garment fabric has good windproof, warm-keeping and moisture-permeable performance, and has a good using effect.