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JP2002188590A |
To simplify a structure of a delivery chamber ranging from a delivery port to a self-suction port in a vortex flow chamber of a self-priming centrifugal pump.This self-priming centrifugal pump is provided with an impeller 18 in which a r...
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JP2002180992A |
To prevent deterioration in a quality as a self-priming pump by solving problems in erroneously forming an impeller without an insert fitting, a screw is loosely engaged when a screw part of a rotation shaft is threadedly engaged to a ho...
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JP2002180993A |
To reduce man-hours, costs, and pars costs in a die manufacturing by solving such problems in a hermetically closed type impeller of a self-priming pump, for joining a front face shroud and a blade by welding wherein a groove is formed t...
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JP2002518637A |
Apparatus is disclosed for pumping a pulp suspension including a housing and an impeller including a central hub, a wheel disk surrounding the central hub, and pump blades extending radially from the central hub along the wheel disk, whi...
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JP2002174194A |
To provide a method that can supply a non-self-priming pump with priming simultaneously with the positive elimination of dust mixed in supplied water so as not to cause the functional depression and damage of a device using water.In carr...
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JP2002155880A |
To provide a self-priming pump capable of shortening self-priming time by inwardly extending an inner end of a blade plate of an impeller without being obstructed by an installation member of a rotary shaft so as to efficiently apply tor...
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JP3286794B2 |
PURPOSE: To prevent decrease of ability to supply hot water due to generating bubbles by eccentrically placing a suction port, provided in the vicinity of the rotational axial line of an impeller arranged in a pump chamber, relating to a...
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JP3284062B2 |
To prevent a breakage of an impeller and a drive source due to a rotational load. An impeller 1 rotated by a drive source comprises a base 34 and blades 33 provided so as to extend outside the base 34. The base 34 has an engaging hole en...
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JP2002138981A |
To provide a volute pump capable of securely separating gas from water without reducing suction efficiency by simple machining.In the volute pump constituted such that a rotatable pump shaft 5 and an impeller 4 capable of interlocking wi...
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JP2002130174A |
To provide a self-priming pump capable of shortening self-priming time.In this self-priming pump composed of a body casing for forming a vortex chamber for housing an impeller and a second casing for forming a water sending passage also ...
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JP3272346B2 |
To save city water and shorten rinsing time by changing the priming supply time of a self-priming pump during washing and subsequent rinsing. At the time of washing, priming of a self-priming pump is considered almost none, so that a wat...
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JP2002089478A |
To provide a self-priming pump allowing simplification of a structure to reduce the number of components, and allowing reduction of a noise.In this self-priming pump rotating an impeller by a driving motor to circulate a liquid in a pump...
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JP3261122B2 |
To secure the positioning of a bath water suction pump, and to lower the installation height of the pump so as to restrict the distance to a back panel of a washing machine and also to simplify the pump assembling, and to restrict the tr...
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JP3257966B2 |
To achieve assemblage hardly causing seal defectiveness and facilitate the cleaning of an impeller chamber, in a self-priming type centrifugal pump in which an annular priming action chamber is formed around a pipe wall of an axial flow ...
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JP2002031074A |
To provide a cascade pump which can be started normally even without priming water.In this cascade pump 1 comprising an impeller 22 having a large number of blades 35 on a circumferential edge part and rotatably accommodated in a casing ...
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JP2002021761A |
To provide a self-priming pump capable of preventing the development of a vortex flow at self-priming operation time and capable of securing a smooth flow of a water flow at pumping operation time.This self-priming pump forms a vortex fl...
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JP2002005074A |
To provide a control unit for a self-priming pump which can attain excellent self-priming characteristics in self-priming running.A self-priming pump having a variable speed motor as a driving source comprises a rotational speed detectin...
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JP3243242B2 |
To facilitate a hose connecting work and lead out a water sucking hose in an optional direction by installing a back panel for covering a water feed solenoid valve, forming an opening hole for hose connection on the back panel, and provi...
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JP3243243B2 |
To perform an automatic priming and prevent the overflow of priming water from a suction port by dividing the discharge port downstream side of a tap water feeding solenoid valve into two passages, allowing one of them to communicate wit...
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JP2001355589A |
To improve self-primping characteristics by efficiently discharging air to the outside of a pump in the self-primping operation.This self-primping pump is constituted of casing 3 having a pump chamber 2 as a passage for liquid such as wa...
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JP2001355590A |
To improve self-primping characteristics, pumping characteristics, and noise characteristics.This pump is provided with a first magnetic rotation body to be rotationally driven with the rotation of a motor, a second magnetic rotation bod...
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JP3236324B2 |
PURPOSE: To provide a pump driving apparatus for medical care which can remove air bubbles in a liq. path consisting of a pump for medical care, an artificial lung, a tube, etc., in a short time without performing a complicated procedure...
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JP2001321595A |
To provide a bath water suction pump which can widely shorten self-priming time of a self-priming pump to reduce washing time and, further, contribute to energy saving.A priming water port 33 connected with a tap water supply part via an...
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JP2001295784A |
To provide an operating method for a pump capable of delivering water or pumping water by carrying out priming without using a vacuum pump when an operation of a pump is started, and then submerging a pump impeller, in a pump facility pr...
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JP3218976B2 |
PURPOSE: To improve compact storing property, reduce a cost and improve the balance between self suction property and discharge property by forming a motor storing room, a (coupling mechanical seal) storing room and a water passage for c...
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JP2001276485A |
To surely feed wash water into the washing tub of a washing machine having a self-priming water suction pump by means of priming, by avoiding fluctuation of the rotating speed of a pump motor caused by fluctuation of an AC power supply a...
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JP2001263283A |
To solve such problems that an inner capacity of a self-suction casing is contracted, a pump-priming amount is not increased, and thereby, a self- priming acting time is extended, since wall as an obstruction is not formed on an opening ...
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JP3200429B2 |
To attain miniaturization to facilitate the set to a top cover and to perform the automatic supply of priming water by integrally forming the suction port of a bathwater pump, a passage part for guiding the bathwater sucked through the s...
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JP2001214895A |
To provide an inexpensively and easily manufacturable pump casing capable of enhancing efficiency of a pump.The base end of a delivery nozzle part 92 of a delivery body 9 by integrally molding the delivery nozzle part 92 and a delivery f...
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JP2001183010A |
To firmly secure priming to an automatic suctioning pump in a bath apparatus including an automatic suctioning pump on a circulation pipe connecting a bathtub and a boiler. A bathtub 1 and a boiler 2 are connected with each other through...
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JP3181745B2 |
PURPOSE: To remove vapor effectively under severe conditions of high temperature and prevent discharge performance from decreasing. CONSTITUTION: A pump channel 29 in a casing is provided with a low-pressure side channel part 29a formed ...
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JP3177750B2 |
PURPOSE: To improve feed capacity through escape of air bubbles generated in a pump chamber by forming a continuity port in a suction port with a partition wall therebetween, in a pump to feed liquid with a pressure from the suction port...
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JP2001140785A |
To improve responsiveness of a temperature detector and to suppress the abnormal increase of temperature by deleting the different part for mounting of a temperature detector and improving transfer of heat to the temperature detector. A ...
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JP3160461B2 |
PURPOSE: To provide a recycling system for driving reactor cooling water within a downcomer section situated in a reactor pressure vessel. CONSTITUTION: This system comprises a jet pump 26 arranged within a downcomer section and having a...
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JP2001073980A |
To shorten a self-priming time, reduce noise at the time of self-priming, and form a self-priming pump in a compact size by fitting a partition plate for separating a pump chamber and a suction chamber from each other to a suction chambe...
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JP3142694B2 |
PURPOSE: To provide a liquid suction and discharge device put in effective self-priming action and gas-liquid separating action in a gas-liquid separating chamber of minimum volume whale functioning effectively also in residual water dis...
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JP3142697B2 |
PURPOSE: To realize residual water disposal by self-priming action and gas-liquid separating action without a large capacity tank by opening a first and a. second delivery passages respectively leading to the outside from the upper and l...
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JP3142695B2 |
PURPOSE: To provide a liquid suction and discharge device made portable so as to be excellent in mobility in addition to functioning effectively in residual water disposal liable to suck air by self-priming action and gas-liquid separati...
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JP3142696B2 |
PURPOSE: To realize residual water disposal by self-priming action and gas-liquid separting action without a large capacity tank by providing a lateral hole like first delivery passage outward from a pump vortex chamber with the terminal...
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JP3125784B2 |
To shorten the self-priming period of time for bathtub water or the like by providing a self-priming type pump which works as a vacuum pump to evacuate air in a suction pipe at the beginning, and works as a storage pump after the air in ...
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JP3124010B2 |
To provide an intake pump having balanced self-priming capability and flow-rate characteristic, by specifying a space between a projection formed in a runner and a diaphragm that separates an outlet chamber and an intake chamber from eac...
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JP2000356196A |
To raise the level of priming to increase the water quantity with an inexpensive structure by inserting a synthetic resin self-priming pipe of another part from a discharge opening within a synthetic resin self-priming case, and arrangin...
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JP3119294B2 |
PURPOSE: To improve cooling effect of a motor and suppress temperature rising in the motor by providing a cooling water path, in which sucked water sucked and delivered by a pump runner flows for cooling the motor, around the outer circu...
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JP2000345987A |
To provide a self-priming pump capable of reducing self-priming time with a simple structure, improving the efficiency, and realizing size reduction.This self-priming pump 1 is provided with a liquid suction chamber sucking fluid through...
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JP2000345986A |
To provide a bath water circulating and filtering apparatus capable of performing priming work surely and easily in a short period.This bath water circulating and filtering apparatus is provided with a suction port for sucking up bath wa...
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JP3116943B2 |
To shorten the self-priming time of bathwater and reduce the noise to attain the more compact size of a pump and the improvement in convenience of a washing machine by arranging a return hole of self-priming water within a spiral passage...
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JP2000337285A |
To prevent lowering of volumetrical efficiency due to leakage of discharge water from an air vent pipe at the time of starting a pump and to stabilize an original air lock preventive function even at the time of using it for a long perio...
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JP2000337286A |
To provide a self-priming type pump capable of reducing vibration and noise by restraining an interference between a communicating hole to return circulating water and an impeller.A communicating hole 8 is made in a slender open shape al...
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JP2000324744A |
To provide a pump which enables curtailment of man-hours in assembly by reducing the number of part items of the fixing structure of a motor, thereby aiming at the simplification of the structure. In a pump which pressure-feeds the water...
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JP2000316807A |
To provide a method for recovering a sterilizing solution via a vortex pump preventing dilution of the sterilizing solution and a method for supplying priming for the vortex pump. This method for recovering a sterilizing solution in an e...
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