399results about How to "Avoid water" patented technology

The invention relates to a roller washing machine. The roller washing machine comprises a box body, wherein an inner barrel and an outer barrel are arranged in the box body, a door seal is arranged between the outer barrel and the box body, the inner barrel is connected with a driving device, the inner barrel is a hole-free inner barrel and is a conical barrel of which the diameter at the bottom is small and the diameter at the opening is large, the opening of the inner barrel is contracted inwards in an arc shape, a water inlet guide pipe is arranged on the door seal, one end of the water inlet guide pipe is connected with a wash water rapid heating device, the other end of the water inlet guide pipe penetrates through the door seal and extends into the inner barrel, and a water discharging opening and a water pressure detection device are arranged on the outer barrel. According to the technical scheme, the inner barrel is the hole-free inner barrel, water enters the inner barrel through the water inlet guide pipe arranged on the door seal and is discharged through the shape of the inner barrel in the water discharging process, so that water is prevented from being accumulated between the inner barrel and the outer barrel, and the amount of washing water is largely saved.

A drainage system is provided for a synthetic grass turf assembly having a flexible and water permeable sheet backing for installation on a supporting soil substrate to provide a game playing surface. The draining system of the present invention prevents water from accumulating on the turf surface, which could cause the top-dressing layer to “float” and be moved by inundation. The draining system of the present invention includes a spacing grid disposed between the backing of the turf. The spacing grid is structured to permit water not only to be drained vertically through the spacing grid, but also to be drained horizontally through the spacing grid to the edges of the field. The spacing grid is made from one or more types of geotextile or plastics material with an adequate flexibility to improve the impact absorption capabilities and resilience of the synthetic grass turf assembly.

In one aspect the invention provides an optical circuit enclosure enclosing at least one optical circuit or optical circuit component; the enclosure comprises: a tray type container containing at least one optical circuit or optical circuit component; a tray type closure member closing the container; the closure member containing at least one further optical circuit component on an external side thereof for optically connecting the enclosed component to an external optical circuit; and sealing means providing a moisture resistant seal between the container and the closure member.

A demineralized bone matrix (DBM) or other matrix composition is provided that has been stabilized by lowering the pH of the composition, reducing the water content, adding water substitutes, and / or increasing the amount of deuterated water present in the composition in order to reduce the activity of endogenous degrading enzymes such as proteases. A hydrated form of a stabilized DBM composition may be stable up to a year at room temperature at acidic pH. The acidified DBM compositions may be further stabilized by the addition of a stabilizing agent such as deuterated water, water substitutes, polymers, protease inhibitors, glycerol, hydrogels, etc. The invention also provides methods of preparing, testing, and using the inventive stabilized osteodinductive matrix compositions.

A culture method of aerobic granular sludge for simultaneous denitrification and dephosphorization of domestic sewage at low and normal temperature belongs to the sewage treatment field and is characterized in that: an SBR reactor adopts 2-10 ratio of height to diameter and 50-67 percent of volume exchange rate without regulation and control over water temperature. The precipitation time is 30-50min, and is reduced gradually to 1-3min; or the precipitation time is set as 5-8min, and is reduced gradually to 1-3min. In biochemical reaction process, dissolved oxygen concentration DO, oxidation-reduction potential ORP and pH value are taken as real-time control parameters to control stirring time in real time (denitrification, phosphorus release), aeration time (organic matter oxidation, nitration, denitrification, aerobic phosphorus absorption, denitrifying phosphorus absorption). The method can improve the content of nitrobacteria and phosphate accumulating organisms, realizes the simultaneous denitrification and dephosphorization of low-COD domestic sewage at low and normal temperature through the aerobic granular sludge in anaerobic / aerobic manner, is simple in process, low in sludge yield, high in reaction efficiency, good in sludge precipitation performance and small in the area occupied by the reactor, and solves the problems of low operation efficiency and unstable treatment of nitrogen and phosphorus caused by time programmed control of a sewage treatment system.

The present invention comprises a stackable ballasted roof mounting solar panel mount unit integrally formed into a single piece. The mount unit comprises a plurality of generally elevated side walls of a ballast receiving basket. Each side walls defines a downwardly facing open channel that is configured to receive a corresponding side wall from a corresponding solar panel mount in a stacking relation. The mount unit further comprises a first pair of posts, wherein each of the first pair of posts forms a downwardly facing post receiving first mouth that is configured to receive a corresponding post from a corresponding first pair of posts of a corresponding solar panel mount in a stacking relation.

A fuel gas flow field is formed on a surface of a rectangular first metal separator. The fuel gas flow field includes flow grooves extending in the direction of gravity. An outlet buffer is provided at a lower end of the fuel gas flow field. The outlet buffer includes an inclined surface inclined toward a fuel gas discharge passage. The fuel gas discharge passage is positioned below the outlet buffer. Outlet channel grooves are formed by ridges provided between the fuel gas discharge passage and the outlet buffer. Lower ends of the ridges are arranged in a zigzag pattern.

A self-contained aquaculture system comprising a modular building defining a first main chamber for containing fish or marine invertebrates, a second swirl chamber comprising a primary filter communicating with the main chamber for removing solids from the main chamber, a drum filter for receiving and filtering water from the swirl chamber, a third biological filter chamber beneath the drum filter for receiving water therefrom and a biological filter tank. Water is pumped from the chamber. The building defines an enclosed space over the chambers, the temperature of which is controlled by an air conditioning unit. A foam fractionator, ultraviolet unit and ozone generator are used for treating the water in the main chamber.

A roofing underlayment comprises a reinforcing layer, which is extrusion coated on at least one side with an anti-slip coating layer. Preferably, the reinforcing layer comprises a woven polyethylene or polypropylene scrim. The anti-slip coating layer comprises a compound based on a styrene and ethylene / butylene-styrene, S-E / B-S, block copolymer, such as the compound sold under the trademark KRATON® MD6649. The anti-slip coating layer is low in cost and helps prevent water from penetrating the primary roofing material. In addition, the anti-slip coating layer provides an improved anti-skid surface upon which an individual may safely walk.

An organic electroluminescent apparatus includes a first substrate and a second substrate facing each other, a first sealing portion that seals the first and second substrates so as to form a closed space between the first and second substrates, an organic light-emitting element that is disposed on the first substrate in the closed space and includes an organic light-emitting layer mainly composed of an organic light-emitting material, a second sealing portion that is disposed on the organic light-emitting element and seals the organic light-emitting element, and a drying agent film that is formed in a region surrounded by the first and second sealing portions and is mainly composed of a drying agent.

A sectionalized flood control barrier (10) for mounting on top of a levee or a river bank to prevent flooding. The barrier (10) consists of a footing (20) with a series of support channels (24) that are butted end to end attached to the footing. The support shells are sealed watertight at the interface with each other and also to the footing. A series of primary channel bridge assemblies (32) and secondary channel assemblies (46) are disposed within the support channels (24) and are also butted end to end. Wind protectors (60) contiguously engage each support channel (24) and rest upon the footing for diverting the wind over the barrier. Stepped fastening risers (62) are attached to the footing on each end and over the channel assemblies, and wind protectors hold them securely in place.

An oxygen-containing gas flow field is formed on a surface of a first metal separator. The oxygen-containing gas flow field is connected between an oxygen-containing gas supply passage and an oxygen-containing gas discharge passage. The oxygen-containing gas flow field comprises oxygen-containing gas flow grooves, and ends of the oxygen-containing gas flow grooves are extended outwardly beyond ends of electrode catalyst layer of a membrane electrode assembly, and connected to an inlet buffer and an outlet buffer. When the purging process is performed at the time of stopping operation of the fuel cell, the purging air supplied to the oxygen-containing gas flow field discharges water retained in the electrode catalyst layers from the ends to the outlet buffer.

A demineralized bone matrix (DBM) or other matrix composition is provided that has been stabilized by lowering the pH of the composition, reducing the water content, adding water substitutes, and / or increasing the amount of deuterated water present in the composition in order to reduce the activity of endogenous degrading enzymes such as proteases. A hydrated form of a stabilized DBM composition may be stable up to a year at room temperature at acidic pH. The acidified DBM compositions may be further stabilized by the addition of a stabilizing agent such as deuterated water, water substitutes, polymers, protease inhibitors, glycerol or hydrogels.

A semiconductor device has a first guard ring surrounding a circuit region, a second ring disposed between the circuit region and the first guard ring, and first connections connecting the first guard ring and the second guard ring to each other. An area sandwiched between the first guard ring and the second guard ring is divided by the first connections into a plurality of subareas. Even if the first guard ring is partly defective, water enters from outside into only the subarea which is contiguous to the defective part of the first guard ring.

Disclosed are a flexible organic electroluminescent device, and a method for fabricating the same. The flexible organic electroluminescent device comprises a non-active area formed outside an active area of a substrate; a switching thin film transistor and a driving thin film transistor on the substrate; an interlayer insulating layer formed on the substrate; a first electrode formed on the interlayer insulating layer; a bank formed in the non-active area of the substrate; an organic light-emitting layer formed on the first electrode; a second electrode formed on the organic light-emitting layer; a first passivation layer formed on the substrate; an organic layer formed on the first passivation layer; a partition wall pattern formed on the first passivation layer; a second passivation layer formed on the first passivation layer; and a barrier film disposed to face the substrate.

A self-contained aquaculture system comprising a modular building having a first main chamber for containing fish or salt or fresh water invertebrates, a second swirl chamber comprising a primary filter communicating with the main chamber for removing solids from the main chamber, a drum filter for receiving and filtering water from the swirl chamber, a third biological filter chamber beneath the drum filter for receiving water therefrom and a biological filter tank. Water is pumped from the chamber to the biological filter tank for circulation back to the main chamber. The building defines an enclosed space over the chambers, the temperature of which is controlled by an air conditioning unit. A foam fractionator, ultraviolet unit and ozone generator are used for treating the water in the main chamber.

Disclosed is an impermeable bag for holding articles. The impermeable bag includes a first sidewall, a second sidewall, a flexible interlocking member and a flexible interposing member. The first sidewall includes a first inner surface and a first outer surface. The second sidewall includes a second inner surface and a second outer surface. The first inner surface and the second inner surface are attached to form a receptacle with an opening to hold the articles therein. The flexible interlocking member is disposed on the first inner surface proximate to the opening. The flexible interposing member is disposed on the second inner surface proximate to the opening. A pressure is applied on the first outer surface and the second outer surface to insert the flexible interposing member into the flexible interlocking member for sealing the opening.

A heat sink (35) is fixed by insert molding to a resin-made motor cover covering a case body fixed to a motor body. A flow-in portion (51) extending along a straight line and branch portions (62) to (66) formed so as to be branched to the flow-in portion (51) are formed in the heat sink (35), a tip portion of a power-feeding terminal (58) is disposed at the branch portion (62), and the tip portion of the power-feeding terminal (58) is disposed at the branch portion (63). In addition, when a molding resin is cast in the flow-in portion (61) and the branch portions (62) to (66) during the insert molding, these power-feeding terminals (58) and (59) are fixed to the branch portions (62) and (63) and terminal parts (58b) and (59b) are positioned by the branch portions (62) and (63).

A passive direct oxidation fuel cell system, which uses a high concentration fuel such as neat methanol as a direct feed to an anode aspect of the fuel cell, is provided. The fuel cell includes a passive water management capability, achieved by the combined functions of controlled fuel dosing, effective push back of liquid water from the cathode through the membrane electrolyte by a hydrophobic microporous layer well bonded to the cathode catalyst and the use of a thin ionomeric membrane. The rate of fuel delivery is controlled by a passive fuel transport barrier. Carbon dioxide management techniques are also provided.

A battery pack includes terminals (33) and a lock hook (37b). The terminals (33) are fastened onto a circuit board (74) and connected to rechargeable batteries (39). The terminals are exposed externally of a casing (31). The hook (37b) protrudes from a surface of the casing (31), and holds the battery pack on a charger (100). A hook opening window (24) is open in one of the surfaces of the casing. The hook (37b) can protrude from the surface of the casing (31). A drain hole (28) is open in another surface of the casing. A partition rib (25) is arranged between a path and an electronic circuit. The path is separated from the circuit. The path extends inside the casing (31) from the window (24). The circuit is mounted on the board (74). The window (24) communicates with the hole (28) through the path.

A potable water storage system includes a plurality of water storage containers that are connected to a water inlet. Water flows through the water storage container to water outlets that provides water to the equipment and fixtures of the building. Routine consumption of water by systems and occupants in the building continually refreshes water in the storage containers, without requiring additional energy input or effort in routine operation. The system also includes a bypass pipe that connects the water inlet to the water outlet and bypasses the plurality of water storage containers. Valves are also coupled to the water storage system. In the event of an emergency where potable water is not available, the valves can be closed to isolate the potable water in the water storage containers. The water storage containers can provide emergency potable water to the people in the building and can be expanded or reconfigured.

A damper includes a housing having a friction element receiving chamber for receiving a planar friction element, such as foam pads. The foam is injected with grease. Two rectangular greased foam pads are inserted into an open housing within a pad-receiving recess in the housing. A cap is then assembled onto the housing. The housing-foam-cap subassembly is next assembled onto a friction rod with a spring coaxially surrounding the friction rod, having one end abutting the housing and the other end abutting a base at the lower end of the friction rod.

An aluminum electric wire (10) has a metallic core wire (11) coated with an insulation coating (13). A female terminal fitting (20) made of metal different from the core wire (11) has a wire barrel (25) to be connected to the aluminum electric wire (10). A solder seal (30) is formed of solder having a main component with an ionizing tendency close to that of the terminal fitting. The wire barrel (25) is crimped to the core wire (11) exposed by peeling off the insulation coating (13) of the aluminum electric wire (10) and partially sealed with the solder. A seal connection portion (14) connects the insulation coating (13), the exposed core wire (11) and the solder seal (30) to each other in a condition where the coating (13) and the solder seal (30) are sealed off from each other.

A dive accessory has an outer shell that encompasses a light maker and a noise maker. The light maker is waterproofed and has a light source electrically connected to an electrical power source for powering the light source. A light switch selectively opens and closes the electrical connection to switch the light source on and off. The noise maker has a hollow chamber containing a solid object that is movable within the hollow chamber to produce a noise when the solid object strikes a wall of the hollow chamber. The solid object may be restrained from moving to prevent the solid object from making noise. Combining a light maker and a noise maker provides a more effective dive accessory.

A junction cover for a photovoltaic (PV) panel module system that includes a PV panel mounting structure, a rail, a PV module with a junction box and wiring extending between the rail and the junction box. The junction cover encloses the wiring and includes a base section, a nose section and a pair of feet. The base section includes a plate with first and second side walls extending downwardly therefrom to first and second edges to define an interior with an interior surface. The nose section extends from the base section to an open end and has a top wall, two sides formed by the side walls of the base section and an open side. The feet are located on either side of the open end of the nose section and extend therefrom. The feet engage the rail to secure the junction cover in place to enclose the junction box and wiring.

The invention relates to a coking wastewater advanced treatment system, comprising a microwave-assisted catalytic oxidation device, a mixing reaction pool, a sedimentation pool, a manganese sand filter, a precision filter and a frequent electrode reverse electrodialysis device, wherein the microwave-assisted catalytic oxidation device is used for carrying out catalytic oxidation treatment on coking wastewater subjected to A / O (Anoxic / Oxic) biochemical treatment; the mixing reaction pool is connected with the microwave-assisted catalytic oxidation device and the sedimentation pool; the manganese sand filter is connected with the sedimentation pool and the precision filter; and the frequent electrode reverse electrodialysis device is connected with the precision filter. The advanced treatment process provided by the invention can be used for coking wastewater advanced treatment and simultaneously has a high-efficiency pretreatment and economic and proper type desalting system.

The invention relates to the field of shipbuilding industry, in particular a ship propeller. The ship propeller includes a bottom plate, an underwater gear box, a rotary mechanism, a telescopic mechanism and a control system; A placing hole is arranged at that tail part of the bottom plate of the ship, the hollow rotating shaft penetrates the place hole, one end of the hollow rotating shaft located on the bottom plate of the ship is sequentially connected with the propulsion motor through a spline shaft and a linkage, and the other end of the hollow rotating shaft is connected with the gear ofthe underwater gear box, and the underwater gear box is provided with a propeller; The rotary mechanism is used for rotating the propeller, and the telescopic mechanism is used for moving the propeller up and down. The control system is used for automatically controlling the operation of the rotary mechanism and the telescopic mechanism. The ship propeller of the invention can automatically expand and contract the propeller up and down according to the water consumption of the ship, and can arbitrarily adjust the rotation angle of the ship.