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Matches 551 - 600 out of 2,714

Document Document Title
JP2003035292A
To provide a self-priming pump allowing the compact size of the pump and the shortening of self-priming time. This self-priming pump 1 comprises a stator 14 and a rotator 5 equipped with a rotor 3 and an impeller 2 arranged on the inside...  
JP3372373B2  
JP2003028085A
To rapidly suction non-pressure water from a water source and shorten a time required before jetting water.A water suction pipe passage 11 of a pump body is equipped with water suction ports 13L and 13R, and relay ports 14L and 14R for t...  
JP3363769B2
To provide a pump system with a self-priming device, which requires neither priming nor float valve. This pump system is so constituted as to be provided with a main pump 11 having no self-priming capacity, a self suction unit 12 connect...  
JP2002371985A
To provide a self-priming volute pump that ensures an efficient gas/ liquid change in a pump casing 10 at a start of operation and a quick shift to a pumping operation, and that prevents a distortion of a discharge flow and increases eff...  
JP3357542B2  
JP2002332982A
To provide a fire pump capable of discharging water from a feed pump immediately after the evacuation by vacuum pumps.In the fire pump, an engine drives the feed pump 2 as well as the vacuum pumps 4, and the feed pump 2 is primed by the ...  
JP3347794B2  
JP2002303289A
To provide a cylinder type self-priming magnet pump with low noise, low vibration and easy maintenance, not needing advanced parts machining even in a manufacturing process, and less prone to cause fixing.In a composition of the cylinder...  
JP2002275005A
To obtain a fungicide composition capable of exhibiting the effect for a long time by bringing washing water to flow into a washing tank while being treated wilhelm agent by bringing the washing water into contact with a the fungicide, a...  
JP2002272314A
To obviate the necessity of 'priming water'-related operation in restarting a pump in an external mount-type filter device for aquarium water.A vent valve is set on such a portion of a water suction pipe as to lie on the surface of aquar...  
JP2002257073A
To provide a protection device of a foot valve suppressing deterioration of the foot valve, eliminating the use of an expensive corrosion resistant metal, avoiding the drop in water stop property, shortening priming time, enhancing respo...  
JP3319207B2
PURPOSE: To improve self-priming liquid suction pump head and prevent the pulsation of liquid in a liquid suction hose by providing a check valve allowing the unidirectional flow of liquid from the liquid suction hose to a liquid storage...  
JP3310500B2
To provide an underwater pump capable of achieving light weight and low cost by forming a pump casing with a resin, maintaining the efficiency of a pump, and preventing pumping near a no-discharge operating flow rate from being deteriora...  
JP2002213383A
To provide a self-priming turbo pump requiring no priming.A fan 16 and a pump 18 that are driven by a common motor 12 are disposed on the same output shaft 14. The fan 16 has a core 22 fixed to the output shaft, 14 and a permanent magnet...  
JP2002206494A
To provide a horizontal shaft pump capable of preventing the flow-in of the water into a vacuum pump 52 and capable of easily continuing the precedence standby operation.An intake pipe 42, communicating with an opening part 38 provided i...  
JP3306307B2
To save tap water, by equipping priming water supply path for supplying tap water to a pump as priming water for a self-priming pump and a priming water supply path opening/closing means to control the opening/closing means to open so as...  
JP2002195192A
To improve self-prime of a centrifugal pump by improving a method for assembling and disassembling the pump so as to access a pump chamber when the pump chamber is plugged up with a foreign matter.This centrifugal pump has an impeller an...  
JP2002195184A
To provide a remaining water treatment pump capable of draining water completely at very low water level without reducing suction efficiency from a strainer bottom plate when driving the pump, preventing the back flow of water when stopp...  
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...  
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...  
JP2002180985A
To solve problems of a self-priming pump with a water flow detecting means that, in installing an operating piece of the water flow detecting means in a suction channel of a casing cover, the operating piece is assembled with its end por...  
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...  
JP2002518637A
(57) The housing 10 which is a centrifugal pump for sucking out summary pulp 縣濁液, and was equipped with the entrance and exit for pulp 縣濁液, It is the pump equipped with the pump braid 15 prolonged from the hub 16 outward alon...  
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...  
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...  
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...  
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...  
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...  
JP2002138982A
To provide a horizontal shaft pump capable of removing water from a water filling device filling water in a pump casing 10 using a dry vacuum pump 70.An opening part 38 is provided in an upper part of the pump casing 10 or a suction elbo...  
JP2002130175A
To eliminate the cause of applying stress by water pressure to a casing cover for forming a priming tank, leaking water by the occurrence of a crack at the root of an triangular rib at the root of a machine screw fastening part in the mi...  
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 ...  
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...  
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...  
JP2002081393A
To provide a self-priming pump device in which water surely remains in a pump case after completion of pumping action and putrefaction and freezing of remaining water are prevented.The self-priming pump device 3 is provided with an impel...  
JP2002070781A
To relieve cavitations occurring at the rotation of an impeller, to prevent intake air, to shorten an initial bath water suction time and to increase the volume of discharge water.A closed type impeller equipped with a shroud ring at a s...  
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...  
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 ...  
JP2002048092A
To provide a drain pump for drain generated from an air conditioner and the like capable of further lowering noises during the pump operation in comparison with a conventional technology.This drain pump is provided with a bellmouthed-sha...  
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 ...  
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...  
JP2002005067A
To provide an electric pump which can automatically suck water and can be used for forced circulation by connecting it to a pump conduit having several bends.An electric pump comprises a casing in which an impeller is arranged, a casing ...  
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...  
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...  
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...  
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...  
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...  
JP2001525898A
(57) Summary book invention relates to the method of controlling the combination of a centrifugal pump and a vacuum pump, and the function of a gas separation centrifugal pump. The equipment by the present invention is characterized by c...  
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...  
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...  

Matches 551 - 600 out of 2,714