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Patent Searching and Data


Matches 651 - 700 out of 1,281

Document Document Title
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  
JP2512510Y2  
JPH08192012A
PURPOSE: To remove the dust suspended on a pond water surface by driving a screw pump by utilizing the head of the filtrate of a circulation type filter machine installed on the periphery of a garden pond, etc. CONSTITUTION: The bottom e...  
JP2517595B2  
JPH08189485A
PURPOSE: To freely set an outer peripheral width, and prevent occurrence of interference by forming in tooth shape of a rotor one line connecting the outer peripheral part to a tooth bottom which is symmetrical across a pitch point, and ...  
JP2512173B2  
JPH08504490A
(57) The centrifugal blood pump (10) of a summary non-seal is offered, and the impeller (64) which can rotate is supported by the fluid bearing (30, 182) within pump housing (12) with the pump at the time of operation. While rotational m...  
JPH08501466A
(57) The heart pump (1) which has the housing (2) equipped with the medial axis, entrance means (203), and exit means (201) of the direction of summary Nagate is indicated. It is prepared in order to support the axis which a stillness ax...  
JPH085354Y2  
JPH0811617B2  
JPH08558B2  
JPH07117060B2  
JPH07305676A
PURPOSE: To reduce the cost of a device and improve the utilization efficiency of a release energy by providing a pre-guide device which can adjust the direction except the fixed vane for an impeller in a front part and operating a pump ...  
JPH07293479A
PURPOSE: To provide an inexpensive screw pump which can exhibit enough carrying ability without any problem such as complication and subdivision of a structure and a carrier passage using it. CONSTITUTION: A screw member 6 provided with ...  
JPH0746790Y2  
JPH07259783A
PURPOSE: To provide a self-control bypass valve in a mixed flow and axial flow pump which is constituted to reduce the generation of a shaft power approximately during cutoff through automatic opening of a bypass valve approximately duri...  
JPH07509040A  
JPH0741907Y2  
JPH07247984A
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 ...  
JPH07233796A
PURPOSE: To convey a liquid to a higher position without increasing the pump pressure, by providing a rotary shaft to which blades are installed in a multistage along the axial direction, in a tubular casing in which liquid lead-in ports...  
JPH07233797A
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...  
JPH07233795A
PURPOSE: To pump up lubricant liquid from the lower part having almost the limit of the suction capability of a pump by branching lubricant liquid supplying piping from suction piping at its vertical part located immediately before a suc...  
JPH0776560B2  
JPH07217600A
PURPOSE: To prevent the occurrence of pressure reduction (cavitation) phenomenon to the vicinity of an impeller and to prevent lowering of the efficiency of a pump owing to the generation of air bubbles. CONSTITUTION: By rotating an impe...  
JPH07217594A
PURPOSE: To couple an impeller directly to a motor and to provide a means effective to sealing of a shaft. CONSTITUTION: A pumping installation comprises a container for storing liquid; and a centrifugal pump 1 to extrude fluid 24 in the...  
JPH07208373A
PURPOSE: To increase pump efficiency by reducing or eliminating turbulent flow, pulsation, and cavitation of fuel occuring near a take-in port of a fuel pump having a spiral impeller. CONSTITUTION: A fuel pump 10 has a motor mounted in a...  
JPH07189972A
PURPOSE: To provide a circulating pump which can be installed on the optional position in a pipe without requiring a drive shaft for rotating an impeller and a seal cooperating with it. CONSTITUTION: A pump powered by an integal canned m...  
JPH07189844A
PURPOSE: To reduce generation of cavitation by constituting a helical element in an automobile fuel pump provided with an axial flow type helical impeller so as to have at least two turns helical blades about the axis. CONSTITUTION: A ve...  
JPH0730951Y2  
JPH0765719B2  
JPH07180689A
PURPOSE: To reduce the damage to a pump such as consumption and fatigue and attain smooth circulating operation without any hindrance by rotating an impeller while holding it in the state of floating in the water by electromagnets. CONST...  
JPH0735792U
[Objects of the Invention] If the pump discharge pressure below regulation or axial movement more than regulation is measured, even if it operates a movable wings pump control device, a movable wings pump control device is excepted, and ...  
JPH07167091A
PURPOSE: To reduce the generation of agitating noise and suppress the generation of heat owing to viscous friction, to reduce size and weight, and facilitate a centering work by a method wherein agitation viscous resistance in a state th...  
JPH0735788U
[Objects of the Invention] Even if it is a hyperviscous paint, it assists so that suction with a paint pump can be ensured. [Elements of the Invention] It is connection mouth 3 of paint hose 13 by which the one end side of pipe 1 was con...  
JPH0751952B2  
JPH0751953B2  
JPH07133784A
PURPOSE: To provide a liquid pumping device which is suitable for transfer of a slurry solution mixed with solid materials or liquid of relative high viscosity, and insures watertightness in a solution passage so as to heighten liquid pu...  
JPH07133783A
PURPOSE: To provide a liquid pumping device which is suitable for transfer of a slurry solution mixed with solid materials or liquid of relative high viscosity, and insures watertightness in a solution passage so as to heighten liquid pu...  
JPH07133785A
PURPOSE: To provide a liquid pumping device in which transfer of a constant quantity is maintained without generating variation in a liquid pumping quantity, even if the liquid level of a liquid supply source is changed. CONSTITUTION: A ...  
JPH07133798A
PURPOSE: To always develop secondary flow or separation in a partial flow territory so as to provide a stable pump head-flow characteristic downward right by providing projecting parts of small radius of curvature of angle on the negativ...  
JPH0722096U
[Objects of the Invention] In pumping up water for irrigation etc. with a water wheel, it can install simple and proposes pumping equipment also with easy operation management. [Elements of the Invention] A end face of a screw shaft of a...  
JPH0733835B2  
JPH0717988U
[Objects of the Invention] It aims at enabling it to remove the air bubbles in the fluid sent. [Elements of the Invention] A centrifugal pump providing an axial flow shuttlecock near the admission port of the axis of rotation which attac...  
JPH0718322B2  
JPH0735082A
PURPOSE: To prevent damage to a pump and tripping of a drive both of which could be caused when any foreign objects are bitten in the pump by providing an impeller that rotates about a main shaft inside a casing, and providing a pluralit...  
JPH0727468A
PURPOSE: To pass a circulating flow blown against a part directed toward a rotating direction of a vane end surface of a vane wheel without any striking and to prevent moisture in the circulating flow from being adhered to the wheel as i...  
JPH073236B2  

Matches 651 - 700 out of 1,281