1620results about How to "Smooth circulation" patented technology

Provided are a delivery system that is useful in delivering a double-stranded ribonucleic acid that functions in gene silencing in glomeruli, particularly in mesangial cells and the like, to the tissue or cells, and the like. A polyion complex in the form of a non-polymeric micelle consisting of a double-stranded ribonucleic acid and a block copolymer represented by the formula (I) or (II) below, which are electrostatically bound together, wherein the polyion complex has an average particle diameter of less than 100 nm as measured by a dynamic light scattering measuring method:wherein each symbol is as defined in the specification.

A simple device is used to make the temperature in an apparatus even and improve the state of being in contact with reactant gases, selenium, and sulfur.A fan 3 as a device for atmosphere homogenization is disposed in an apparatus, and the work is disposed in the manner which enables a reactant gas to circulate smoothly. Namely, flat platy works 2 are disposed apart from each other at a certain distance parallel to the direction of the major axis of the apparatus while keeping the plates vertical so that the apparatus has passages within the group of works and has gas passages over and under the works and on both sides thereof. Thus, each work is apt to come into contact with the reactant gases in the apparatus and the temperature in the apparatus is even. The state of being in contact with the reactant gases, selenium, and sulfur is improved.

The present invention provides a developing apparatus that can effectively prevent generation of a ghost due to poor detachment of a developer after development, and generation of unevenness in density between a left part and a right part of an image region due to lack of an amount of the developer transported. The developing apparatus satisfies the relationship r+R≦d≦3r+R where r denotes a rotational radius of a second developer transporting screw, R denotes a rotational radius of a development roller, and d denotes a center distance between the second developer transporting screw and the development roller. The developing apparatus also satisfies the relationship M0≧(mg0×v×l) / 0.02 where mg0 (g / mm2) denotes an amount of a toner per unit area that is supplied from the development roller to an electrostatic latent image having 100% image coverage which is formed on a photosensitive drum, v (mm / s) denotes a rotational peripheral velocity of the photosensitive drum, l (mm) denotes a maximum printing width on the photosensitive drum, and M0 (g / s) denotes an amount of the developer transported per unit time by the second developer transporting screw in a second developer transport direction.

Spacers 26 each of which has a concave surface 27 complementary to the spherical surface of a ball 25 at each end thereof are disposed at areas between the adjacent balls 25, 25. A ball circulation mechanism comprises; a through hole 15 which extends in parallel to an axial line 4 of the ball nut 12 inside a thick wall part 14 of the ball nut 12; and adapters 23, 24 having open ends 23a, 24a provided with tongue portions 23c, 24c for scooping up or returning balls 25 between a ball screw groove 11 of a ball shaft 10 and a ball screw groove 13 of the ball nut 12, and the other open ends 23b, 24b being connected to be in communication with the through hole 15, and each adapter being fitted into recesses 16, 17 provided on both axial ends in the thick wall part 14 of the ball nut 12. Therefore, there is no need of upsizing a ball screw, and thus a compact ball screw which has a high load-carrying capacity and is suitable for a reciprocating movement can be provided.

A heating cooker including a cooker body having a cooking chamber and a convection heating unit. The convection heating unit includes a convection heater to generate heat, a convection fan to forcibly move the heat generated from the convection heater into the cooking chamber, a convection motor to drive the convection fan, and a convection housing to receive the convection heater and the convection fan. The convection heater and the convection fan are linearly arranged within the convection housing, to allow air introduced into the convection housing to move from the convection fan to the convection heater. This configuration is effective to restrict the transfer of heat from the convection heater to the convection motor.

A cooking vessel with a unique adjustable ventilation system for cooking various foods and obtaining desired tastes. The cooking vessel has a lid and a base with a free standing rack located in the bottom of the base. The lid is designed with an ventilation system that traverses an upper ventilation cap with either a lower ventilation cap or, alternatively, a recess to enable the positional alignment of ventilation holes in the upper ventilation cap to the ventilation holes in the lower ventilation cap or, alternatively, recess to permit the proper degree of steam to be released from the cooking vessel while retaining the proper amount of moisture to effectively cook the food.

A heating cooker including a cooker body having a cooking chamber and a convection heating unit. The convection heating unit includes a convection heater to generate heat, a convection fan to forcibly move the heat generated from the convection heater into the cooking chamber, a convection motor to drive the convection fan, and a convection housing to receive the convection heater and the convection fan. The convection heater and the convection fan are linearly arranged within the convection housing, to allow air introduced into the convection housing to move from the convection fan to the convection heater. This configuration is effective to restrict the transfer of heat from the convection heater to the convection motor.

The invention discloses a pair of universal air-conditioning leather shoes, relating to an article for daily use. Dense and fine artificial pores are formed on the outer, middle and inner layers of each upper by laser puncturing; the three layers are communicated with each other to evaporate the moisture and odor gas in each shoe; dense communicated vent holes are formed on each insole; dense vent holes on the bottom surface of each shoe are connected with a grid-shaped air channel in the middle of each shoe, so that moisture and odor gas in each shoe can flow smoothly; grid-shaped shielding bars at the side periphery of each sole has an air permeating function; and a water-proof slide fastener on each shoe can prevent water from flowing into each shoe. The universal air-conditioning leather shoes are capable of adjusting the temperature, cooling in summer and warming in winter, heightening and damping, and are dry, air-permeable, odorless and comfortable.

The invention discloses a dishwasher, which includes a filter rotarily provided for filtrating washing water, thereby minimizing the filter clogging phenomenon because that the dirt clings at part of the filter, so that the wash water can smoothly circulate and the washing performance of the dishwasher can be improved. And, when a washing pump is used to drive, the wash water for filtrating in the filter is sucked from a slope preset angle direction of the flank of the filter; and a rotary reinforcing rib rotating by the flowing of wash water produced when the washing pump is used to drive is formed in the filter, accordingly the invention has a simple structure and easy adoption.

The image forming apparatus comprises: an ejection head which includes a plurality of nozzles to eject a liquid to deposit the liquid on a recording medium being conveyed relatively to the ejection head to form an image on the recording medium; a tank which stores the liquid to be supplied to the nozzles and has an adjustable internal pressure; a liquid supply path which connects the tank and the ejection head; a cap which faces a nozzle face on which the nozzles of the ejection head are formed; a liquid collection path which is capable of connecting the cap and the tank; and a liquid circulating device which is provided on the liquid collection path, collects the liquid in the ejection head through the cap, circulates the liquid to the tank along the liquid collection path, and adjusts the internal pressure of the tank to a desired value.

A variable shelf assembly includes a mounting member mounted in a storage compartment of a refrigerator, a shelf support member coupled to the mounting member such that the shelf support member is vertically movable, a shelf mounted on the shelf support member, and a lifting unit to lift the shelf support member. The mounting member and / or the shelf support member has a plurality of cool air circulation holes through which cool air circulating in the storage compartment passes. The lifting unit includes a driving gear, a driven gear rotatable by the driving gear, a screw shaft coupled to the driven gear, at least one moving member movable by the rotation of the screw shaft, and at least one rotary link having one end rotatably coupled to the moving member and the other end rotatably coupled to the mounting member.

A mail sorting and distributing transfer system, which smoothly conveys mail on a mail sorting line having a compound curve whose line is not in a plane, but is three-dimensional, whereby the mail can be reliably transferred to a conveyor basket and conveying power savings are achieved. The system 100 receives mail in a transfer basket 120 hung at an outer circumferential edge of a mail sorting and distributing turn table 110 and transfers the mail through a transfer port 122 to a conveyor basket 130, which circulates on a mail sorting line O. The conveyor basket 130 includes an inner circumferential side carriage 131 and an outer circumferential side carriage 132, which respectively travel on an inner circumferential side rail 142 and an outer circumferential side rail 143 of the mail sorting line O while hanging a basket body 133 by both sides in a carried state.

Provided is a water cooling type cooling jacket for an electronic device including a pouch body formed of a soft, loose elastic material that is deformable to closely contact heat-generating elements having various shapes due to a contact pressure and accommodating and a coolant, and a coolant inlet tube and a coolant outlet tube formed at one side of the pouch body to allow the coolant to circulate inside the pouch body and connected to coolant circulation lines for circulating the coolant. Therefore, the water cooling type jacket for an electronic device can be adapted to various shapes of heat-generating elements having uneven surfaces and various shapes of installation spaces beyond electrical and mechanical limitation to increase a heat transfer area and maximize a heat transfer efficiency and can be installed at various electronic devices such as hard disk drives, video cards or memory cards and a PCB without spatial limitation. Also, the water cooling type, soft cooling jacket for an electronic device can reduce a fabrication cost by simplifying the structure while maintaining close adhesion and can safely protect various elements by distributing pressure applied to the elements.

A ball screw device includes a cylinder that surrounds the outer periphery of a ball nut. Accommodation holes are formed in the ball nut at a rolling start position and a rolling end position in ball rolling paths. An outer periphery turning groove is formed in an outer peripheral face of the ball nut, and the outer periphery turning groove and an inner peripheral face of the cylinder constitute a turning rolling path. The turning rolling path and connection passages formed in deflectors constitute a circulation path through which balls are returned from the rolling end position to the rolling start position.

The invention discloses a micro bio-chip for real-time detection of substances in body fluids, the micro bio-chip is assembled by a circulating microfluidic chip and a film biosensor, parts of the circulating microfluidic chip in turn are connected with each other to form a complete fluid pathway, and the film biosensor includes a working electrode, a counter electrode and a reference electrode; in a testing room of the circulating microfluidic chip, one or more film biosensors are embedded in the manner of series connection, or parallel connection / series connection and parallel connection, so that the surfaces of the embedded film biosensors are always contacted with the body fluid flowing by for real-time detection of the substances in the body fluids.

The invention discloses a drying and ironing integrated machine, comprising a support body, a vertical column position on the support body, a drying unit and an ironing unit. The drying unit comprises a drying frame part, a cover body and a heating part, wherein the drying frame part is fixed on the upper end of the vertical column, the cover body is supported on the drying frame part and naturally drops along one side of the stand column to form an accommodating space, the heating part is used for supplying hot air to the accommodating space, an air outlet interface of the heating part is in sealed and through communication with an air inlet of the cover body, and a drying area is formed on the drying unit adjacent to one side of the vertical column; and the ironing unit comprises an ironing device and a coat hanger, wherein an ironing area is formed on the ironing unit adjacent to the other side of the vertical column. The drying and ironing integrated machine can be used for ironing and drying clothes at the same time, ironing and drying are not interfered with each other, so that the capability of the machine in processing dry and wet clothes, the use convenience is promoted, the operation difficulty in a use process is improved, energy waste is completely eliminated, less space is occupied, and the drying and ironing integrated machine is particularly suitable for being widely applied to families with small houses.

A hydraulic four-wheel driving apparatus is provided for a vehicle having a pair of left and right unsteerable wheels and a pair of left and right steerable wheels. The hydraulic four-wheel driving apparatus comprises: a transmission casing supporting the unsteerable wheels; a hydraulic pump disposed integrally with the transmission casing, the hydraulic pump being driven by a power source outside the transmission casing; a first hydraulic motor for driving the unsteerable wheels fluidly connected to the hydraulic pump, the first hydraulic motor being disposed integrally with the transmission casing; and a second hydraulic motor for driving the steerable wheels fluidly connected to the hydraulic pump, the second hydraulic motor being disposed integrally with the transmission casing and disposed on one side of the first hydraulic motor toward the steerable wheels.

The invention discloses an air purifying assembly which comprises a support plate, multiple filtering screens and drive elements, wherein the filtering screens are rotatably arranged on the support plate, and the driving elements are used for driving the filtering screens to turn. Each drive element at least comprises a first drive position and a second drive position. When the drive elements drive the filtering screens to be at the first drive positions, the filtering screens are sequentially arranged in an end-to-end mode, in butt joint or stacked, and the end faces of the filtering screens achieve filtering in the air inlet direction. When the drive elements drive the filtering screens to be at the second drive positions, the head portions and the tail portions of the filtering screens are sequentially separated, the end faces of the filtering screens form air inlet channels in pairs and allow air to pass. The invention further discloses an air conditioner and a control method thereof. The aim of purifying the air is achieved, and smooth circulation of the air is not influenced.

A combined laundry machine including a new conceptional pedestal dryer that is capable of performing a drying operation while serving as a base for supporting a washer or a dryer is disclosed. The combined laundry machine includes a washer, a first pedestal dryer including a first container for supporting the washer, the first container having a drying space for drying an object to be dried using hot air supplied from a first hot air supply unit, a clothes dryer, and a second pedestal dryer including a second container for supporting the clothes dryer, the second container having a drying space for drying an object to be dried using hot air supplied from a second hot air supply unit.

The invention relates to a clothes drying machine which comprises a support body at the bottom, an erected upright post and a drying unit, wherein the erected upright post and the drying unit are positioned above the support body. The clothes drying machine is characterized in that the drying unit comprises a drying frame part, a cover body and a heating part, wherein the drying frame part is fixed at the upper end of the upright post and expanded on one side of the upright post; the cover body is fixed on the drying frame part and droops naturally along one side of the upright post to form an accommodating space; and the heating part is used for providing hot gas for the accommodating space in the cover body for drying clothes, a gas outlet and a gas inlet are arranged on the cover body, the heating part comprises a gas outlet interface, and the gas outlet interface of the heating part is hermetically communicated with the gas inlet of the cover body. The clothes drying machine is not only compact in structure and smooth in gravity center, but also can be conveniently observed and operated by a user; and furthermore, the clothes drying machine has higher machine body strength and safety performance, thus the stability of the whole machine carrying load is better, the clothes drying speed is fast, and the efficiency is high.

The invention relates to a magnetic pump, which comprises a pump body, a pump bonnet, a pump spindle, an impeller, an internal magnetic rotor, an external magnetic rotor, a separation sleeve, a driving shaft, a driving shaft bearing box; the cooling medium of the rotor internal cavity thereof is drawn into from the high pressure area of the pump chamber and reflows; the medium smoothly flow and does not generate gasification and evacuation to the pump chamber; particulate matters such as sand grains and the like in the medium do not generate aggregation to wear the bottom of the separation sleeve around the bottom of the separation sleeve; a pressure balancing cavity (D designed between the rear side of the impeller (13) and the pump bonnet to automatically balance the axial balancing force of the impeller on the pump spindle (12) and cause the pump spindle to bear the minimum axial acting force; a corrugation cushion collar is arranged on a sliding bearing and a sliding bearing bush to play the elastic protection and cause that the performance of the pump is be increased, the pump is safe in utilization and has long service life.

In a hybrid compressor for a vehicle where a vehicle engine is stopped when the vehicle is temporally stopped, a pulley, a motor and a compressor can be driven in independent from each other, and are connected to a sun gear, planetary carriers and a ring gear of a planetary gear. A rotational speed of the motor is adjusted by a controller, so that a rotational speed of the compressor is changed with respect to a rotational speed of the pulley. Accordingly, production cost of the hybrid compressor and the size thereof can be reduced, while a cooling function can be ensured even when the vehicle engine is stopped.

The invention discloses a bioengineering lacquer putty as well as preparation method and use thereof. The bioengineering lacquer putty comprises: talcum powder, heavy calcium carbonate, emiaste, hydroxypropylmethylcellulose, adhesive, calcium stearate, tourmaline powder and bergmeal. the bioengineering lacquer putty of the invention has the sterilizing and deodorizing function, can automatically remove the harmful gas such as methyl aldehyde and the like, has no pollution, and ensure the safety of the human body and the animals and plants. The bioengineering lacquer putty of the invention has higher production amount of the negative ion and far infrared emissing ability, can prevent the electromagnetic radiation, can rapidly absorb and remove the abnormal flavour generated by the paint, the colloid and the like, absorb the smoke flavor for a long time, and has definite treating efficacy for the limbs ice-cold disease, shoulder pain, lumbago, physical pain, neuralgia and the like.

A module type flue gas heat exchanger with fluorine plastic pipes comprises a heat exchanger casing and a heat exchange pipe, wherein the upper end of the heat exchanger casing is provided with water inlets and water outlets, and the lower end of the heat exchanger casing is provided with a drain outlet. A water inlet end plate is detachably connected to the position of the water inlets and provided with water inlet holes, and a water outlet end plate is detachably connected to the position of the water outlets and provided with water outlet holes. The heat exchange pipes are U-shaped fluorine plastic heat exchange pipe bundles, water inlet ends of the fluorine plastic pipes in the fluorine plastic heat exchange pipe bundles are communicated with the water inlet holes, water outlet ends of the fluorine plastic pipes in the fluorine plastic heat exchange pipe bundles are communicated with the water outlet holes, and positioning nets are parallelly distributed in the heat exchanger casing from top to bottom at intervals. Module type design is adopted by the flue gas heat exchanger, equipment utilizing rate of the flue gas heat exchanger is greatly improved, the positioning nets are used by the flue gas heat exchanger at a fixed interval so as to fix the fluorine plastic pipes in the fluorine plastic heat exchange pipe bundles, and shaking deformation of the flexible fluorine plastic pipes caused by flowing impact of flue gas can be avoided.

In a roller screw, a plurality of rollers 16 interposed between a nut member 14 and a screw shaft 12 are composed of a forward-motion load roller group 17, the rollers 16 of which are arranged in such a manner that the center lines thereof are set at a given angle alpha with respect to the center line of the screw shaft 12, and a backward-motion load roller group 18, the rollers 16 of which are arranged in such a manner that the center lines thereof are set at an angle beta, which is different from the angle alpha, with respect to the center line of the screw shaft 12; and, the forward-motion load roller group 17 and backward-motion load roller group 18 are disposed such that they are separated from each other.

The invention provides a control method of an air conditioner and a control device. The air conditioner comprises an outdoor unit, wherein the outdoor unit is provided with a compressor, an outdoor heat exchanger and a fan which is used for facilitating the radiation of the outdoor heat exchanger; the control method of the air conditioner comprises the steps: when the air condition works under a refrigeration mode, a pressure value of a high pressure end of the compressor and a pressure value of a lower pressure end of the compressor are detected; a pressure difference value between the high pressure end of the compressor and the lower pressure end of the compressor is calculated; the rotating velocity of the fan is controlled according to the pressure difference value and the pressure difference value is controlled in a preset range. According to the technical scheme, the pressure difference value between the high pressure end and the lower pressure end of the compressor is controlled within the preset range, the smooth circulation of a refrigerant in the air conditioner is ensured, and the energy efficiency of the air conditioner can be favorably improved.

The invention discloses an aerosol injection pump and belongs to the technical field of liquid atomization. The aerosol injection pump comprises a casing, wherein a stator winding is arranged in the casing; a rotor winding is arranged in the stator winding; a gear pump is arranged at one end of the casing; one end of a rotor shaft is connected with a power input shaft of the gear pump; an air pressure generator is arranged at the other end of the casing and comprises an outer casing which is connected together with the casing; a fixed ring is fixedly arranged on the outer casing; an annular sliding chute is formed in an inner ring of the fixed ring; the other end of the rotor shaft is connected with a pressurizing plate; the pressurizing plate comprises an inner sleeve and an outer sleeve which are connected together; a plurality of helical blades are arranged between the inner sleeve and the outer sleeve; a gas storage cavity is formed in one side, away from the casing, of the fixed ring; the aerosol injection pump further comprises an aerosol valve; the aerosol valve is provided with an air inlet, a liquid inlet and an atomizing outlet; the gas storage cavity is communicated with the air inlet; a liquid outlet of the gear pump is communicated with the liquid inlet. The aerosol injection pump disclosed by the invention is compact in structure and good in energy-saving effect, and can be widely applied to liquid atomization.