Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 351 - 400 out of 1,039

Document Document Title
JP4036948B2  
JP2007326050A
To provide a liquid mixer which enables the easy and reliable manufacture of a liquid mixture with a more consistent quality and requires only a mixing vessel of a relatively small capacity. The liquid mixer has mixing vessels B1 and B2 ...  
JP4021030B2
An axial conveyor has a cylindrical conveyor pipe. It contains an axial powered shaft fitted with propellers, paddles or a screw, with a rim towards the pipe wall. Also claimed is a method of conveying gas/fluid dispersions using this co...  
JP2007534872A
A fluid pump comprising a driver having a tubular shaped body (1) defining a tube axis and a number of elements circumferentially spaced around the body (1). Each element is responsive to a signal so as to cause a corresponding portion o...  
JP4013247B2  
JP4013621B2  
JP4005294B2
To provide a submerged aerator hardly accumulating swirl flow in a tank on the lower side of a discharge casing and continuously supplying fresh air into the water for improving oxygen solubility by the fresh air. This submerged aerator ...  
JP3994343B2
Since disruptive forces can be continuously exerted upon a rotor during a pulsatile flow through a pump with a magnetically mounted rotor (permanent magnets and addition control current coils), it is necessary to adjust position i.e. mod...  
JP2007255279A
To provide a liquid pumping-up device, capable of easily pumping up a large quantity of liquid by small electric power consumption and a generator unit using the device. A fin 11 spirally extending toward the upper end from the lower end...  
JP3973991B2  
JP2007519855A
The rotor includes helical portions which extend from hub or circular core and mounted on the concentric tubular cylinders. Truncated conical portion extends from the large diameter cylinder to regulate the output centrifugal forces.  
JP3942771B2
To provide a compact pump unit and an electric thermo-pot each employing a high efficiency screw pump, and a method of manufacturing a lead screw for a screw pump which makes the pump operation highly efficient. A screw pump having a spi...  
JP3942756B2
To make liquid be discharged efficiently, prevent cavitation, and make the liquid flow backward surely and smoothly. A small pump device 1 is provided with an introducing part 10 for introducing liquid, a discharging part 11 for discharg...  
JP3133226U
To prevent kerosene leaking from an air introduction port from contaminating the surroundings and the hands of a user in a pump provided with an air introduction port which is always opened in order to suppress a siphon phenomenon. An ai...  
JP3937316B2
To provide a discharge apparatus for precipitate capable of coping with fluctuation of precipitate such as sludge, excretion residue or the like precipitated on the bottom of a precipitation tank. A scraping screw (6) is connected to the...  
JP3926777B2
To provide a muddy water suction device preventing adhesion of solid such as clay or piece of wood around a screen cage at a time of sucking muddy water generated in connection with civil engineering work and positively removing solid wh...  
JP2007056877A
To provide a small pump device with a screw pump having a lead screw whose pumping capability is sufficient.The small pump device 1 comprises an introduction part 10 for introducing liquid, a discharge part 11 for discharging the liquid ...  
JP3872966B2
To expand an operation range by improving upward-sloping characteristics of a lift-flow rate characteristic curve of an axial-flow type fluid machine and suppress the lowering of the efficiency and the increase in the vibration and noise...  
JP3821780B2
Method for controlling an assist pump for fluid delivery systems with pulsatile pressure. If for example a heart assist pump is driven with a constant number of revolutions, it is achieved, that the blood is also delivered through the as...  
JP2006198518A
To provide a screw type solid/liquid separator capable of enhancing a treatment ability of solid/liquid separation by constituting a peripheral wall part of a vessel as a filtration screen for solid/liquid separation and sufficiently pre...  
JP2006183926A
To cause refrigerator oil retained in an ice-making drum to be sent back to a compressor.This drum ice maker has inside the ice-making drum 14 an oil recovery pipe 40 through which the refrigerator oil flowing into the drum 14 from a ref...  
JP2006174640A
To simplify the structure of a pump, and enhance the rotation speed of a rotor and reduce the power consumption of a power supply circuit.A commutatorless direct-current motor pump includes: a fixed-side member in which a large number of...  
JP2006144740A
To provide a micro pump capable of accurately pumping liquid at hundreds nano liters unit without providing independent check valve and with a simple structure, and a liquid supply device and a liquid supply system using the micro pump.T...  
JP2006132417A
To improve the discharge performance of a pump and miniaturize the pump in the pump equipped with an impeller combined with an axial flow impeller and a centrifugal impeller.The impeller 4 is comprised of the axial flow impeller 13 and t...  
JP3777490B2
To prevent stagnation of liquid in a discharge pipe and stop fluid flow by means of a pump itself, by arranging a screw type pump having a pump rotor which can be controlled in rotational speed in both normal and reverse directions on th...  
JP2006097494A
To provide an electric pump capable of increasing the straight advance force and acceleration of a fluid.Double reversely rotating vanes are rotated reverse to each other by the drive force of a driving source. Also, a forward shaftless ...  
JP2006097493A
To simplify the internal structure of a pump by a reasonable means.This shaftless pump comprises a rotating vane rotated by the drive force of a driving source and a tubular support member rotatably supporting the rotating vane through a...  
JP3762905B2
To provide a drainage apparatus using a horizontal shaft pump for reducing residual water in a suction channel by lowering the lowest suction water level to start air suction while reducing the civil engineering cost by reducing the exca...  
JP2006087298A
To provide the method for position control of the rotary part material supported by a permanent magnet.When a pulsating fluid flows in a pump provided with a magnetically supported rotor, as continuously interfering force acts on the rot...  
JP3752817B2
To reduce vibration and noise by forming the intake path of a fluid between a housing and one end section of a rotor, forming the discharge path of the fluid between the housing and the other end section of the rotor, and allowing the ro...  
JP2006037918A
To provide a compact and highly efficient axial-flow pump suitable for in-line installation into a small diameter pipe.A cylindrical motor rotor 1 disposed in a housing 20 and rotating in the circumferential direction is supported by a p...  
JP2006017023A
To provide a lower bearing structure of a screw storage pump having less wear in a rotation sliding surface, and the long life time as a bearing.In the lower bearing structure of the screw storage pump, the water is pumped up through a t...  
JP3735188B2
To eliminate a column pipe and reduce the height of a pump by providing a guide vane converting speed energy of liquid energized by an impeller into pressure and a discharge elbow and installing the guide vane at the inside of the discha...  
JP2005337158A
To provide a highly reliable compressor provided with an oil pump capable of supplying sufficient oil to a sliding part constructing the compressor even at a time of low speed operation.This compressor is provided with an oil pump 130 fo...  
JP2005533219A
A fluid pump includes a pump housing having a housing cavity with an inlet and an outlet. A diffuser is located within the housing cavity, and includes a portion that is attached to the housing. The diffuser has a diffuser cavity, in whi...  
JP2005282376A
To provide a pump device which is advantageous in miniaturizing the pump device, excellent in waterproofness and chemical resistance, and capable of providing high torque with minimized variation in the gap between a stator and a rotor.T...  
JP3697009B2
To efficiently generate a stream of water and diffuse fine bubbles of air in the horizontal direction in a water area where such treatment is required to purity the water area. The device includes air passage members 13 which project rad...  
JP3694031B2
A blood pump having a motor housing and a pump housing which are rigidly connected to one another in an axially spaced relationship. Both housings are of substantially the same diameter and are sized to enable the pump to be introduced v...  
JP2005226457A
To provide an axial flow pump of stable pressure characteristics.A boss ratio Dh/Dt which is a ratio of hub diameter Dh of a rotary shaft body 8' composing a rotor to tip diameter Dt of an impeller 9 in an axial flow pump is enlarged. Sp...  
JP2005226592A
To provide a pump capable of decreasing driving loss and being downsized.This pump includes: a passage P; a shaft 3 rotatably provided in the passage P; two or more blades 4 provided on the outer periphery of the shaft 3 and formed of a ...  
JP2005171799A
To provide an axial flow fluid machinery, for preventing contact of an outer member with an inner member in high speed rotation, while decreasing a flow rate of back-flow of gas by reducing clearance between the outer member and inner me...  
JP3664813B2
To provide a water purifying pump which is effective for stopping the propagation of plankton and for the annihilation of it and water purifying equipment. Water purifying equipment is composed of an axial flow type pump, a main blade 15...  
JP2005155583A
To prevent retention of air in a pump chamber of a pump arranged in a lower side, without worsening economical efficiency, in a vertical type pump provided with two pumps different in their rotational directions to exert a pump function....  
JP2005517502A
An extracardiac pumping for supplementing the circulation of blood, including the cardiac output, in a patient without any component thereof being connected to the patient's heart, and methods of using same. One embodiment of the intrava...  
JP2005146970A
To suppress drop of delivery performance of a pump due to air suction.An impeller 15 having been provided in a pump chamber 33 rotatably in a regular and a reverse direction and having different fluid pumping action depends on rotation d...  
JP2005147001A
To provide a micro pump capable of reducing pulsation and a turbulent flow during feeding of fluid, and feeding the fluid by a laminar flow.This micro pump comprises a rotated and driven motor 1, an external screw 2 mounted to a rotation...  
JP3658067B2
To provide a super-compact micromachine with stable rotation performance by boiling liquid in a liquid storage part by the heat generated by a heat generating part of a base plate, rotating a rotor with generated bubbles, and by forcibly...  
JP2005127226A
To improve wear resistance against hard particles mixed in pumped water, prevent abrasive wear and avoid generation of cracks and damage due to a heat shock in a drain pump while making the drain pump maintenance-free.The drain pump 100 ...  
JP2005106038A
To provide an axial-flow pump having a structure easily releasing heat generated from a stator to a fluid and a fluid circulation device having the axial-flow pump.This axial-flow pump comprises a stator 3 having a winding 26, a support ...  
JP2005090289A
To provide a slurry transfer device capable of suppressing increase in the specific gravity of a slurry while reducing wear of insides of piping or casing.The transfer device 10 is equipped with the casing 11 and a rotary cylinder 12. Th...  

Matches 351 - 400 out of 1,039