385results about How to "Eliminate accumulation" patented technology

The invention is in a vacuum driven sander that is appropriate for drywall sanding, that utilizes a vacuum flow pulled therethrough to drive a turbine that includes an adjustable lock mounting through a bearing assembly to an eccentric to turn the eccentric that is connected to oscillate a sanding pad that mounts a section of sanding material, and that vacuum air flow also provides for removing sanded particles off from the sanded surface that are transported through the sander and a connected pipe or hose into a catchment container. The sander housing includes a pole mounting cylinder that projects outwardly from a housing top surface and is ported with equal spaced radial cavities formed around the port, and with a selected pair of cavities to receive each of a pair of stub axles of a pivot collar, providing a first pivot coupling that, along with a second pivot mounting of the collar to the end of a hollow bent tube, provides a universal coupling of the hollow bent tube to the sander body that allows for the pivoting of the sander whereby the sanding surface remains in engagement with the wall as it is moved up and down and across the wall. The hollow bent tube also includes a static discharge electrical connector that receives a female connector fixed to an end of a conductive wire for positioning in a sander pole that is mounted to the bent tube end, with the wire extending the length of the pole wherethrough the vacuum exhaust flow passes and conducts a static electric charge into the vacuum flow.

A particular anode assembly can be used to supply a solution for any of a plating operation, a planarization operation, and a plating and planarization operation to be performed on a semiconductor wafer. The anode assembly includes a rotatable shaft disposed within a chamber in which the operation is performed, an anode housing connected to the shaft, and a porous pad support plate attached to the anode housing. The support plate has a top surface adapted to support a pad which is to face the wafer, and, together with the anode housing, defines an anode cavity. A consumable anode may be provided in the anode cavity to provide plating material to the solution. A solution delivery structure by which the solution can be delivered to said anode cavity is also provided. The solution delivery structure may be contained within the chamber in which the operation is performed. A shield can also be mounted between the shaft and an associated spindle to prevent leakage of the solution from the chamber.

Filtration systems (40) utilize a pre-treatment method to cause scale formation to occur on particles (94) in the fluid stream (96) rather than on the filter surface and may also destroy microorganisms in the fluid stream. More specifically, but not limited to, a filtration device can be a filtration membrane, such as spiral wound filtration membrane (60), that utilizes an open feed spacer (80), such for example an embossed or printed pattern on the membrane, to create a thin feed spacer channel which replaces a conventional feed spacer mesh material. System (40) further utilizes a treatment device (54) to enable a pulsed power, magnetic, electro-magnetic, electro-static, or hydrodynamic fluid treatment scheme to condition particles in the fluid stream (96) such that scale forming elements precipitate (94) on to the particles in the fluid stream rather than on the filtration surfaces.

An interior bag for a capsular bag of an eye comprises a discriminatingly permeable interior bag that selectively reduces fluid flow volume through the interior bag. The interior bag is secured inside the capsular bag. A structure, adapted to hold a refractive device, is attached to the interior bag.

A digital filter with equalizers and a corresponding method for optimizing a linear equalizer of an RF transceiver determining filter characteristics of the specified analog filter, determining total signal filtering of the RF transceiver based upon a discrete time model of the specified analog filter and upon characteristics of the digital filter, determining an inverse of the determined total signal filtering; multiplying the inverse of the determined total signal filtering with the determined total signal filtering and optimally matching the desired equalizer filtering characteristic with an IIR magnitude equalizer to determine an optimal approximation of a magnitude response of the discrete time model of the specified analog filter. Thereafter, the method includes adding an inverse of the optimal approximation of the magnitude response and optimally matching the pre-distorting group delay response of the filter to obtain an optimal approximation to the pre-distorting group delay response of the filter.

The present invention is a particulate filter face mask with replaceable filter element, the filter element being inexpensive, easily replaceable and securely held within the mask when installed.

An interior bag for a capsular bag of an eye comprises a discriminatingly permeable interior bag that selectively reduces fluid flow volume through the interior bag. The interior bag is secured inside the capsular bag. A structure, adapted to hold a refractive device, is attached to the interior bag.

A de-icing, snow melting and warming system is taught which utilizes a heatsink (20) consisting of a number of board strips disposed in a planer array positioned within a building structure between its exterior and interior surface. The heatsink board strips have a gap (24) therebetween in which a heating cable (42) is positioned in a continuous serpentine manner and held in place with loop clamps (44). A gap filler (48) encases the heating cable including the enclosed gap forming a homogenous closure. A low voltage power transformer (54) is attached to electrical mains providing electrical voltage reduction to the heating cable of 30 volts or less, and controls and self diagnostics regulate the power and detect anomalies within the system.

An effluent gas stream treatment system for treatment of gaseous effluents such as waste gases from semiconductor manufacturing operations. The effluent gas stream treatment system comprises a pre-oxidation treatment unit, which may for example comprise a scrubber, an oxidation unit such an electrothermal oxidizer, and a post-oxidation treatment unit, such as a wet or dry scrubber. The effluent gas stream treatment system of the invention may utilize an integrated oxidizer, quench and wet scrubber assembly, for abatement of hazardous or otherwise undesired components from the effluent gas stream. Gas or liquid shrouding of gas streams in the treatment system may be provided by high efficiency inlet structures.

Disclosed is a deicing / anti-icing composition that includes sugar cane molasses solids and a deicing component, which preferably is a chloride salt. The composition may be applied to surfaces to remove ice or snow therefrom, or to inhibit the accumulation of ice and snow thereon. The sugar can molasses solids may be sprayed onto the salt as the salt is being applied to a road surface from a moving vehicle. Alternately, the sugar cane molasses solid may be applied to body of salt to inhibit ice formation at or near the surface of the body of salt.

A polarity face GaN-based light-emitting device capable of improving the light-emitting efficiency sequentially comprises a substrate, a buffering layer, an n-type AluGal-uN contact layer, a light-emitting active region, a last AlxGal-xN quantum barrier layer, an AlyGal-yN electron barrier layer, an Al component gradual-change AlGaN layer and a p-type AlzGal-zN contact layer, wherein 0<=u, x, y, z <= 1. The polarity face GaN-based light-emitting device is characterized in that an Al component x in the last AlxGal-xN quantum barrier layer is identical to an Al component y in the AlyGal-yN electron barrier layer. According to the polarity face GaN-based light-emitting device, the electron blocking effect is improved and hole injection is improved so that electron leakage can be effectively reduced, and therefore the light-emitting efficiency of the device is improved.

A structural element for use in aerospace applications such as a structural element suitable as an aircraft component is described. The composite structure comprises: (a) a rib having a first end and a second end; (b) at least one member such as a face sheet having an inner surface and an outer surface; and (c) a rib-receiving member integral to the inner surface of the at least one member, wherein the rib-receiving member comprises at least one rib-receiving element having an opening therein for receiving the first end of the rib and at least one cover sheet having an opening therein for receiving the first end of the rib.

An air handler draws air from inside a building, optionally from a building space heating system, and expresses that air such that the air travels along the inside surface of a window glazing unit which is susceptible to condensation. The air can be expressed at ambient temperature or with a modest amount of supplemental heat. As the air is expressed onto the window, a convection curtain of relatively warmer air passes adjacent the inside surface of the glass, warming the glass enough that condensation does not form on the glass. The system can be controlled using a sensor, optionally controlled by a computer or other controller, which controls the air flow according to needs sensed at the window. Such computer can be used to provide individualized control of condensation on each of multiple windows. A blower may be used to achieve increased control of rate and persistence of air flow.

An airborne particle removal system includes a vacuum assembly to introduce a flow of air into a housing. A cyclone dust collector is positioned in the housing downstream of the vacuum assembly with respect to the flow of air through the housing. A plurality of filter bags is positioned in the housing downstream of the cyclone dust collector with respect to the flow of air through the housing. A plurality of high efficiency particulate air filters is positioned in the housing downstream of the filter bags with respect to the flow of air through the housing. In certain preferred embodiments, a liquid distribution system introduces a liquid agent into the system.

A communication system for transmitting and receiving a sequence of bits, and the methodology for transferring that sequence of bits are provided. The communication system includes a transmitting circuit and a receiving circuit. Within the transmitting circuit is a scrambler that comprises a shift register, an enable circuit, and an output circuit. The shift register temporarily stores n bits within the sequence of bits, and the enable circuit enables the shift register to store bits that arise only within the payload section of a frame. The output circuit includes a feedback, and several taps within the n stages to scramble logic values within the sequence of n bits output from the shift registers thus effectively preventing in most instances the sequence of bits from exceeding n number of the same logic value. Within the receiving circuit is a descrambler also having a shift register, an enable circuit, and an output circuit. The descrambler recompiles the scrambled data back to its original form. The scrambler is preferably placed before an encoder in the transmission path to minimize data dependent, low frequency jitter. The encoder is used to place a coding violation into the frame to signal the beginning of each frame, and to encode the parity with an offset against any DC accumulation of the coding violation and the scrambled payload to eliminate all DC accumulation (baseline wander) within each frame.

The invention relates to a composition capable of being molten and processed and a preparation method thereof. The composition contains fine particle padding, low-density polyethylene, linear low-density polyethylene, dispersant and fluoropolymer, wherein the dispersant is macromolecule dispersant or high polymer dispersant, and is formed by one or the combination of saponated oligomerization dispersant, polyester dispersant containing substituted amine end groups, and polycarboxylates dispersant. The preparation method of the composition comprises the following steps: a, dehydrating the fine particle padding at more than 140 DEG C; b, modifying the surface of the fine particle padding by using the macromolecule dispersant or high polymer dispersant; c, uniformly mixing the fine particle padding, the low-density polyethylene and the linear low-density polyethylene; d, feeding mixture obtained by the step c into a screw extruder; e, adding fluoropolymer processing agent into a measurement section of the screw extruder; f, screw-extruding; and g, cutting. The molten and processed composition can be extruded and pulled into a ventilated membrane, and is applied to disposable diaper, feminine hygiene / panty liner and the like.

A temperature controlling garment comprising a garment made from a layer of material that utilizes moisture management technology to enhance its ability to wick moisture away from the body of the person wearing it, at least one temperature modification pack that changes the temperature of the garment, and at least one receptacle associated with the garment that holds the temperature modification pack in place on the garment. The temperature modification pack comprises an outer casing defining a closed cavity and a polymer mixture contained within the cavity wherein the polymer mixture receives and stores a thermal charge and releases the thermal charge over an extended period of time.

An effluent gas stream treatment system for treatment of gaseous effluents such as waste gases from semiconductor manufacturing operations. The effluent gas stream treatment system comprises a pre-oxidation treatment unit, which may for example comprise a scrubber, an oxidation unit such an electrothermal oxidizer, and a post-oxidation treatment unit, such as a wet or dry scrubber. The effluent gas stream treatment system of the invention may utilize an integrated oxidizer, quench and wet scrubber assembly, for abatement of hazardous or otherwise undesired components from the effluent gas stream. Gas or liquid shrouding of gas streams in the treatment system may be provided by high efficiency inlet structures.

A nuclear steam supply system utilizing gravity-driven natural circulation for primary coolant flow through a fluidly interconnected reactor vessel and a steam generating vessel. In one embodiment, the steam generating vessel includes a plurality of vertically stacked heat exchangers operable to convert a secondary coolant from a saturated liquid to superheated steam by utilizing heat gained by the primary coolant from a nuclear fuel core in the reactor vessel. The secondary coolant, may be working fluid associated with a Rankine power cycle turbine-generator set in some embodiments. The steam generating vessel and reactor vessel may each be comprised of vertically elongated shells, which in one embodiment are arranged in lateral adjacent relationship. In one embodiment, the reactor vessel and steam generating vessel are physically discrete self-supporting structures which may be physically located in the same containment vessel.

Food Preservation Container with a main container body and a circular lid. The lid has a built in on-off switch, air pump, ozone generator, timing circuit, pressure switch, vacuum switch, solenoid valve, power indicator light, vacuum indicator light, pressure indicator light and power supply. The container has a circular opening. The opening has a plurality of outwardly facing tabs about its circumference. The lid has a plurality of mating inwardly facing tabs that can interface with said outwardly facing tabs. The lid has a secondary floating inner lid, said inner lid having a soft rubber gasket attached to its perimeter, said inner lid capable of being forced toward the lip of said container opening by a cam attached to a hinged lever located on the front of said circular lid. The components contained within said lid arranged in such a way that said air pump automatically turns on when the user twists said lid onto said container opening thereby activating said on-off switch which turns on said pump. Said pump being automatically turned off when a predetermined pressure or vacuum is reached by means of said pressure switch or said vacuum switch. Said ozone generator is automatically turned on for a predetermined period of time and turned automatically turned off by means of said timing circuit. The air in said container is capable of being periodically released by said solenoid valve that is controlled by said timing circuit.

A LED heat dissipation structure includes a heat sink having a base block and radiation fins, LED devices bonded to the flat top wall of the base block of the heat sink with a thermal compound and a substrate, which is affixed to the base block of the heat sink above the LED devices with screws to hold down the LED devices, having a circuit layer located on the bottom wall thereof and electrically connected with the LED devices to provide the necessary working power supply and a plurality of through holes that accommodate epoxy lenses of the LED devices.

A gutter and downspout system that may be used with a tent, shelter, or other fabric structure. The gutter may be aligned along a rain fly edge to direct water away from the tent door or tent windows. After the rainwater is directed the proper distance to clear the tent door and / or windows, the water can fall from the rain fly to the ground or may be directed via a downspout to the ground. The gutter is formed of a flexible material that is sewn to the rain fly or to the canopy. The downspout may include, for example, a flexible ring at an upper portion connected to an elongate waterproof fabric tube. The end of the tube may be arranged and directed as wanted.

A method and apparatus for initiating regeneration in a particulate trap including the steps of locating self-mode-stirring microwave-absorbing material in the particulate trap in areas that particulates build up, generating microwaves, absorbing microwaves with the microwave-absorbing material, and controlling the microwaves to initiate a burn-off of particulates.

The invention belongs to the field of externally-used traditional Chinese medicines, in particular to an externally-used hot compress mud plaster for treating pains of a human body and a preparation method thereof. The externally-used hot compress plaster comprises the following raw materials: 10-15% of natural jade mud powder, 3-5% of tourmaline micro powder, 3-5% of far infrared ceramic micro powder, 15-25% of Chinese medicinal herb, 10-20% of mud plaster matrix, 25-35% of beeswax and 5-15% of red lead. The externally-used hot compress mud plaster is used for acupuncture points of the human body. The mud plaster is heated to melt; after about 10-15 minutes, the cooling melted mud plaster is sticked to a pain area after being cleaned, so as to activate the vigor of skins, and expel toxins of the skins. The hot compress mud plaster has the advantages of heat absorption and heat preservation, even heat dissipation, consistent temperature, can get through the meridians, dispel the wind and remove the cold, activate blood circulation to dissipate blood stasis, eliminate goiter and tumour, thoroughly remove the pain, treat headache, toothache, prosopalgia, sore-throat, chest and hypochondriac pain, epigastric pain, bellyache, gout, backleg pain and cerv shoulder pain, herniated disk, ischialgia, rheumatalgia, and spinal pain; and the plaster in the invention is convenient to stick to the different parts of the human body, does not harden and flow, solidifies after taking away from the human body, and can be reused by repeated heating.

An outdoor LED lamp assembly includes a light transmissive cover disposed over at least one LED chip of the lamp assembly. A heating element is provided for providing heat to the cover. A sensor may be used to detect cover conditions, such as the accumulation of condensation, ice or snow on the cover, so as to provide electricity to the heating element and heat the cover in order to remove the condensation, ice or snow on the cover.

The invention relates to a fruit fresh-keeping pad, especially relates to a sustained-release two-component grape fresh-keeping pad used in table grape transport and storage for fresh keeping of table grapes, comprising a motherboard(3) and breathable units arranged on the motherboard(3), wherein the breathable units are distributed on the motherboard (3) and uniformly spaced, each breathable unit comprises three layers, the upper layer is a surface breathable layer (1), the bottom layer is a bottom breathable layer (4), the surface breathable layer (1) and the motherboard (3) form a SO2 release cavity which is filled with a mixture of sulfite and sustained release agent, the bottom breathable layer (1) and the motherboard (3) form a CO2 release cavity which is filled with a mixture of chlorate and sustained release agent, and the weight ratio of sulfite to chlorate to sustained release agent is 8-12:1:1. The sustained-release two-component grape fresh-keeping pad disclosed herein has the following advantages that: 1, because the generation of ClO2 gas requires SO2 consumption, the amount of the residual SO2 can be controlled, so that the accumulation of the SO2 gas and the generated hazard can be eliminated; 2, because of the successively generated SO2 gas and ClO2 gas, the effect of double sterilization can be achieved; and 3, the release concentrations of the two gases purposefully selected by adjusting the proportion of the formulation and the moisture permeability and breathability of the film, thus the applicability of the sustained-release two-component grape fresh-keeping pad disclosed herein is wide, and the sustained-release two-component grape fresh-keeping pad disclosed herein has good usage value and market prospect.

The invention provides a method for removing coal ash, and oil, phenols and ammonia from coal chemical industry wastewater and a device for removing coal ash, and oil, phenols and ammonia from coal chemical industry wastewater. The method comprises the steps: performing extracting on the coal chemical industry wastewater by using a coal ash / tar extractant so as to remove coal ash and tar and obtain coal ash and tar removed wastewater and a coal ash and tar enriched extractant; subjecting the coal ash and tar removed wastewater to deacidification treatment, and performing deamination treatment; then, performing extracting on the deaminated wastewater so as to dephenolize and deoil and obtain a phenol and oil enriched extractant and dephenolized and deoiled wastewater; and applying part of the phenol and oil enriched extractant to extracting so as to remove coal ash and tar so as to achieve reuse. According to the method, the coal ash and tar removal rate is high, towers are not blocked, phenols / ammonia / oil can be recovered step by step, the operation is stable, and the treatment cost is low, so that the method is particularly applicable to the treatment of the coal chemical industry wastewater with relatively high coal ash and tar concentration, and secondary pollution caused by the wastewater can be avoided; and the removal rate of total phenols in the wastewater is higher than 94%, the removal rate of ammonia is higher than 99%, the removal rate of oil is higher than 93%, the removal rate of coal ash is higher than 95%, and BOD<5> / COD<Cr> is increased by 30% compared with that of original coal chemical industry wastewater, so that favorable conditions are created for subsequent biochemical treatment.

The invention relates to a method for printing an embossment microstructure with a positioned color register, in particular to a method for the integrated online printing of an embossment type optical microstructure layer which is positioned and nested with an ink color. The method comprises the following steps: taking a microstructure area as a special color for printing; printing a molding ink at a specified position; in the state that the ink area is not completely dried and solidified, attaching and die-casting the ink area in a positioning mode by an embossment microstructure mother set roller on a next printing plate roller so that the ink is embedded in an embossment microstructure groove on a mother set; and solidifying and molding a hinge for drying the ink in a coating area of a printing material and a microstructure image, wherein the embossment shaped microstructure on the mother set roller is completely copied to the ink surface of a printing stock in a mirror image mode, and a copying molding area serves as a color register printed at the specified position and can be connected with front and back printing colors to form a + / -0.15 millimeter printing registration accuracy. The method can achieve the positioned color register with a common printing and the accurate positioning of pattern and ink printing on the mother set.

The invention relates to a quick starting and vector calculation method for intelligent substation integrated protection, which belongs to the technical field of electric system protection and control. The method comprises the following steps: carrying out quick starting and vector calculation for a protection object 1; judging whether the protection object 1 carries out secondary starting or not, if so, carrying out protection processing according to the result of the vector calculation, judging whether faults occur, and taking corresponding measurements, otherwise, carrying out the quick starting and the vector calculation for a protection object 2; and in such a way, carrying out the quick starting and the vector calculation for a protection object m, and judging whether the protection object m carries out secondary starting or not, if so, carrying out protection processing, otherwise, terminating the quick starting and vector calculation. According to the quick starting and vector calculation method, the CPU resource can be flexibly utilized, so as to achieve an effect that an integrated protection platform has better stability, reliability, openness, scalability and maintainability.