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Patent Searching and Data


Matches 501 - 550 out of 1,039

Document Document Title
JPH11311194A
To prevent advance of air toward a pump so as to prevent falling of water by arranging a closing valve for shutting out flow of air reserved in a delivery pipe side when a delivery valve is opened, in a direction perpendicular to a flow ...  
JP2969321B2
PURPOSE: To reduce the size and weight by introducing high rotating speed, to realize cavitation free operation, and to improve efficiency by improving the suction performance so as to enable compatibility of specific speed with suction ...  
JP2965843B2  
JP2954910B2
To provide a reliable motor the stator core of which has such a field coil winding structure as to suppress the power consumption of input alternating current and further is excellent in heat radiation. The motor comprises a stator compr...  
JPH11247788A
To transfer and treat drainage containing large-sized solid while keeping transferring performance and reliability. An impeller 8 is attached to a leading end of a motor shaft. The impeller 8 is composed of a substantially cylindrical hu...  
JPH11247783A
To optimize a load of a blade, prevent inclination of a blade and suppress abrasion thereof in a fluid machine. A spiral blade 33 is reciprocably attached to a spiral groove 31 formed on an outer periphery of a roller 21 which can relati...  
JP2940389B2
PURPOSE: To install to and disassemble from a desired position easily, by facing the inlet port of a screw pump between the guide ring of a casing, and furthermore, making the driving shaft of the screw pump and the rotary shaft of a wat...  
JP2598613Y2  
JPH11210662A
To provide an inexpensive and compact axial-low pump by reducing parts in number, and facilitating its assembly works. This axial-flow pump 1 is so constituted as to be formed out of a stator 3 composed of a laminated core 10 wound in th...  
JPH11201073A
To provide a shaft bearing base for a screw pump to easily and correctly install the screw pump without reducing rigidity of the shaft bearing base, and an assembling method therefor. In a shaft bearing base assembled around an upper sha...  
JP2924997B2  
JP2917083B2  
JPH1189180A
To reduce in size a pump without pump by forming protruding parts of only a rotor or a rotor and stator by skewing, and sucking and discharging liquid from one end side to the other end side by a pressure difference generated at both sid...  
JPH11503508A
The present invention relates to a device for pumping a moist pulp and may be used in the wood-pulp and paper industry for conveying a highly concentrated pulp. The proposed pump comprises a body (1) having a hopper (2) for receiving a p...  
JPH1137079A
To provide an axial flow pump that can be simplified in constitution through a decrease in the number of part items and can be prevented from aged deterioration of acting performance. An axial flow pump 11 is interposed in a pipe body 13...  
JP2768690B2  
JP2729637B2  
JPH1068394A
To perform pump operation without separately using an electric motor by a method wherein fluid is introduced through the inlet of a sleeve by an impeller arranged in the sleeve, fluid is fed with a pressure through the outlet of the slee...  
JPH09296790A
To eliminate necessity of large power when a difference of altitude is large by fixing a suction propeller integratedly with the top end side pipe of rotary pipe, fixing the pumping-up propeller to the base end side outer peripheral side...  
JP2678319B2  
JPH09264293A
To provide an installing structure which causes no backlash or no displacement of the center even if it is user unded a large temperature fluctuation condition and requires no much labor for production. In an installation structure, by w...  
JPH09228977A
To eliminate the leakage of cooling water in a part where a water pump is installed by providing a stator which supports a cylindrical rotor rotatably and constitutes an electric motor in opposition to the rotor on an outer peripheral fa...  
JPH09222089A
To provide the structure of a pump for a water tank to increase an amount of flow water and a flow water pressure without increasing the size of a pump, prevent the occurrence of choking and accumulation due to dust and scale in a flow p...  
JPH09209970A
To increase an efficiency and apply to a micro machine. A ring body 4 is supported rotatably by a ring shape support means 6. Plural fix means 16 are erected radially on the outer periphery surface of the ring body 4 and a belt shape thi...  
JPH09203389A
To eject a fluid without using a high withstanding-pressure pipe. The supply of electric power to a motor 28 rotates it, to be transmitted to a annular body 4, via a gear 30 mounted on a rotation spindle 34 and the tooth part 32 of the a...  
JPH09195971A
To achieve high efficiency, miniaturization, and long life. A cylindrical body 4 having the circular section is rotatably and watertightly supported on both ends of a housing main body 8. A cage- shaped coil is formed on a cylindrical bo...  
JP2634376B2
PURPOSE: To obtain a rotary pump for viscous material having a housing and an impeller. CONSTITUTION: A conical chamber 22 of a housing 12 has a discharge port 20 at a tip part portion where the conical chamber 22 is made narrow. An impe...  
JP2630773B2  
JPH09170595A
To provide a movable vane axial flow pump capable of setting an extensive driving range and extensive discharge pressure. An operating shaft 33 is displaced in the shaft center direction by a servo cylinder 38 provided on an end part of ...  
JPH09158893A
To realize the high efficiency and long life of an air blower, and facilitate the cleaning of a vane body. A cylindrical body 4, having a circular cross section, is rotatably supported via a bearing 12, on the inner side of a housing 8. ...  
JPH09158804A
To provide a motor-driven fuel pump, in which driving noise of a pump is reduced and the fuel discharge pressure is increased. A casing 31 is provided with a conical recessed part 35, and a discharge hole 36 is bored in the upper base pa...  
JPH09158805A
To provide a motor-driven fuel pump, in which driving noise of a pump is reduced and the fuel discharge pressure is increased. A casing 31 is provided with a conical recessed part 35, and a discharge hole 36 is bored in the upper base pa...  
JPH09158891A
To realize the high efficiency, long life, and space saving of the air blower of an air duct. An opening 8A is formed on both the end parts of a cylindrical housing 8, and a bearing 12 is mounted on the edge part of the opening 8A. A cyl...  
JP2620486B2
PURPOSE: To provide a magnet-driven axial flow pump of in-line type where the normal direction flow and the reverse direction flow can be obtained by changing the rotating direction of the pump. CONSTITUTION: A straight pipe type casing ...  
JP2619022B2
A piston is eccentrically arranged in a cylinder along its axial direction and can be rotated relative to the cylinder. Part of the piston is in contact with the cylinder's inner surface. First and second helical grooves are formed in th...  
JPH09151895A
To improve efficiency and to provide an increased life. A plurality of blade bodies 4 each having an outer end connected to a frame body 6 are disposed inside the frame body 6. The outer peripheral part of the frame body 6 is inserted in...  
JPH09133089A
To efficiently move a fluid in a multiplexed pipe. A plurality of blade units 4 are arranged by connecting both end parts to each frame unit between the frame units 5, 6 of different diameter, a plurality of blade units 3, connecting one...  
JPH09133092A
To effectively generate cool air by eliminating a drive means in a rotational region of a plurality of blade units, so as to make the total blade unit function as a device for moving a fluid. A plurality of blade units 4 connecting a per...  
JPH09105395A
To take out the kinetic energy of a fluid efficiently by each circumferential part of plural blade bodies radially extended with a ring frame body, rotating this frame body with its center as the turning center, and shifting the fluid to...  
JPH0988869A
To allow an impeller to follow the rapid fluctuation of the number of revolution without damaging the mounting property, and allow the impeller to be surely turned at high speed. Drive side permanent magnets 5b, 6a, 7a are provided on a ...  
JP2578232B2
PCT No. PCT/FR89/00119 Sec. 371 Date Sep. 10, 1990 Sec. 102(e) Date Sep. 10, 1990 PCT Filed Mar. 17, 1989 PCT Pub. No. WO89/09342 PCT Pub. Date Oct. 5, 1989.A rotary machine, having non-positive, displacement, which can be used as a pump...  
JPH08338388A
PURPOSE: To obtain an axial flow fluid electric machine with a compact structure which integrates a fluid machine as a driven machine and an electric motor as a driving machine. CONSTITUTION: This is a rotating machine in which an outer ...  
JPH08296579A
PURPOSE: To make small quantity drain operation possible, lower the stop operation water level of a pump and expedite the start of operation by providing a flow control valve at the top part of a discharge pipe in a pump provided with th...  
JPH08284883A
PURPOSE: To restrain an amount of occurrence of a tip cavitation by chipping both corner parts between a tip and a front edge of each blade of an impeller, and forming a smooth curved surface. CONSTITUTION: A clearance δ set up so as to...  
JP2546943B2
An integrated centrifugal pump and motor is provided by an impeller disk which contains permanent magnets and functions as the rotor for a brushless DC motor. The rotor is supported by non-contacting radial bearings and is hydrodynamical...  
JP2512510Y2  
JP2517595B2  
JP2512173B2
A fluidizing centrifugal pump (10) for medium to high consistency fiber suspension includes a housing (14) having an inlet channel (16) and an outlet (18) and an impeller (12) operatively rotatable about the pump axis (34). The impeller ...  
JPH08501466A
A heart pump having a housing with a central longitudinal axis, inlet means and an outlet means is disclosed. A stationary shaft extends axially within the housing and the means are provided for supporting the shaft centrally located wit...  
JPH085354Y2  

Matches 501 - 550 out of 1,039