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JP2003214331 |
To precisely quantitatively supply liquid even when a nature of the liquid changes.Check valves 44 and 45 on the intake side and the discharge side which are opened and closed by working pressure of air 30 are respectively provided on an...
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JP2003206869 |
To prevent a pump from being overloaded.A discharge side relief valve 130 is installed parallel with a discharge valve 102 between a discharge member 100 and a pump chamber 84. When a liquid pressure in the pump chamber 84 is increased a...
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JP2003201967 |
To provide a paint pump device, in which a fixed quantity of paint flows in a feedback circuit when paint fluid pressure is changed.The feedback circuit is connected to an inlet of a diaphragm pump from an outlet of the diaphragm pump fo...
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JP2003201970 |
To provide a minute amount discharge device suitable for discharging a minute amount of μl or less for bonding of parts such as electronic parts, or analysis or study of chemicals.The device is constituted of a long capillary tube fille...
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JP2003192100 |
To improve the operability of attaching or removing a bottle, which is to be filled with a liquid medicine, to or from a liquid medicine feed pipe, as well as to maintain the airtightness of the inside of the bottle and prevent mixing of...
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JP2003184734 |
To provide a pump capable of precisely feeding a fixed amount of fluid.This pump is provided with a pump space, a movable body reciprocating in the pump space by a pump drive means and sucking/delivering fluid to the pump space, and a fl...
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JP2003184983 |
To provide a linear movement mechanism having a small and simple structure.The linear movement mechanism includes a screw shaft supported so as to freely rotate on a shaft, a drive source for rotating the screw shaft, a nut member screwe...
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JP2003181328 |
To intermittently discharge a powder fluid of every kind such as an adhesive, clean solder, a phosphor, grease, a paint, a hot melt, chemicals, food or the like at a high speed without compressing and destroying a powder in the productio...
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JP3433339 |
To enable a pump device provided with plural pumps to be used for a variety of applications such as suction and discharge of plural kinds of fluids or switching of the discharge flow rate of a single kind of fluid by providing a suction ...
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JP2003148329 |
To provide a high pressure injecting two-liquid pump having a structure for preventing excessive load to an actuator, and lateral load from being produced.This high pressure injecting two-liquid pump 1 is a high pressure injecting two-li...
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JP2003126750 |
To provide a method of precisely discharging, dropping and spraying a liquid material and an apparatus therefor.In the method of discharging the liquid material by pressurizing the liquid material by a plunger being slid in close contact...
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JP2003120518 |
To make mixed liquid of paint, chemical and the like of a desired compounding ratio without waste by accurately measuring and discharging each liquid from containers storing many kind of liquid respectively, and to easily wash an inside ...
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JP3419882 |
PURPOSE: To deliver precise volumes of fluids without responding to back pressure by separating a first and second inner conduit surrounded by a laminated plate structure by an inner plate layer, piercing plural holes through the laminat...
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JP3418425 |
PURPOSE: To mix two kinds of fluids at a specific ratio without pulsation by making the composite waveform of the respective flow waveforms in two pumps constant, and determining the cam shape for one other pump in such a way that the fl...
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JP2003097750 |
To provide a device suitable for a metered delivery of a viscous fluid like an adhesive agent.This device for of the metered delivery of the viscous fluid is equipped with a pump body (1) with a drill hole (4) for storing two pistons (2,...
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JP2003093942 |
To eject a liquid with high speed and high precision.A device for ejecting fixed quantity of the liquid is constituted of a pump section which is composed of a plunger chamber bored in a cylinder block and of a plunger reciprocating in t...
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JP3411071 |
PURPOSE: To effectively limit pulsation by forming the shape of a driving cam so as to satisfy a specific condition for additionally discharging the replenishing amount of the discharging flow rate in the case of a driving cam mechanism ...
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JP2003074475 |
To provide a micro-pump which is small and thin and capable of increasing the discharge quantity (moving amount) of a fluid and attaining high-speed responsiveness.This micro-pump includes at least one pump part, and is capable of feedin...
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JP2003049778 |
To provide a liquid feeder that can quantitatively discharge a trace quantity of liquid with more accuracy by using a pressure sensor with high corrosion resistance, responsiveness and heat resistance. The liquid feeder 50 changes the vo...
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JP3399897 |
To speedily stir and mix two or more kinds of chemicals in a pump so as to have uniform concentration. A diaphragm 7 such as axially reciprocating bellows, a diaphragm or the like is provided in the inside of a pump body 1 so as to form ...
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JP2003021050 |
To easily and accurately set a planetary gear with a roller of a tube case and to surely hold a soft tube on the tube case.A disc 10 provided with a center gear 4 of a planetary gear mechanism 7 and the planetary gear 6 with the roller i...
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JP3387960 |
PURPOSE: To reduce operation power and improve pump capability by providing at least a container for storing a fluid and a piston-cylinder type pump pivotably mounted thereto, and arranging means for actuating the pump by swinging a leve...
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JP2003003952 |
To provide a fluid discharge device which is capable of discharging even a small amount of fluid with high accuracy, is made simple in its structure, and is made small in its size.This fluid discharge device is provided with diaphragms 2...
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JP2002371953 |
To provide a fluid suction/discharge device capable of almost perfectly preventing the leakage of fluid, and consequently being applied to a hydrogen pump. This fluid suction/discharge device is provided with a rotating element rotatably...
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JP2002364526 |
To eliminate the need for a conventional coupling, a ball screw, a linear guide, etc., and achieve a smaller and simpler structure by connecting a piston to a needle for a linear motor. This linear motor-driven dispensing mechanism is fo...
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JP2002364527 |
To provide a displacement varying mechanism for a pump of construction allowing easy position adjustment of a detent mechanism. The displacement varying mechanism for the pump comprises a cam 10 to be rotated to vary the displacement of ...
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JP2002357178 |
To make delivery amount of a high viscosity fluid pump constant. A piston actuation detecting portion 44 detecting an actuation speed of a pump member of a grease pump 1 is provided, and mixing of air into grease is detected by a fact th...
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JP2002357187 |
To provide a quantitative injection device comprising a fluid transfer pipe between a supply pump and an injection nozzle, and preventing dripping of the fluid from a tip end of the injection nozzle. This quantitative injection device is...
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JP2002339873 |
To improve operation amenity and defect preventability in a lubricant dosing device for feeding an adequate dose of lubricant to a compressed air flow.The lubricant dosing device is provided with a lubricant tank, a pneumatic lubricant p...
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JP3373248 |
PURPOSE: To make delivery under pressure a second media simultaneously with a first media from compartments of the same paste container to a common exhaust port or separate exhaust ports in the manner that the second media is isolated fr...
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JP2002327681 |
To provide a metering pump device capable of guaranteeing the secure function mode though the structure is relatively simple.The metering pump device, especially for a heater, has a pump unit 55 for force-feeding a liquid supplied via an...
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JP2002306907 |
To provide a method for operating a high-pressure pump of a filter press type dewatering equipment which facilitates the operation of the equipment, such as measuring instruments, of the filter press type dewatering equipment by simplify...
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JP2002303275 |
To provide a quantitative discharger with high accuracy and high reliability.A pulse motor pump 1 is driven at a pulse frequency f and liquid material of a specific weight W is discharged from a nozzle 4. An electronic force balance 6 is...
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JP2002303259 |
To provide a suction and discharge device of fluid capable of preventing pulsation from occurring, continuously sucking, and further continuously discharging by a constant flow rate and a constant pressure.The device includes an inner cy...
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JP3358834 |
PURPOSE: To prevent loosening from being generated by vibration at the support part of a pump unit which is supported movably on a body casing. CONSTITUTION: An electromagnetic vibrating element 16 in a pump unit, 10 stored inside body c...
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JP2002295374 |
To provide a fluid pump capable of providing a stable discharge amount even if pressure variation occurs on the side of a suction line and remarkably reducible in size.An electromagnetically driven plunger pump 600 is employed as this fl...
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JP2002285954 |
To accurately regulate quantity of a liquid to be fed by pressure using a simple structure.A quantity-regulated pressure feed device and pressure feed system include a preload device 74 to generate a force action to load a pressure feed ...
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JP2002284263 |
To provide a discharging container of a favorable operability which can more accurately discharge a specified amount of a content by simply press ing an operating section.This discharging container is equipped with a discharging port 28 ...
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JP2002257033 |
To provide a novel piston cylinder type metering pump and a sensitive material processing device capable of efficiently processing sensitive materials continuously using the pump.The piston cylinder type metering pump for feeding a liqui...
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JP2002250274 |
To provide a suction/discharge device for a fluid capable of preventing a generation of a pulsation, continuously suctioning the fluid and continuously discharging the fluid at a constant flow rate and a pressure.The suction/discharge de...
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JP3343042 |
To provide a flow rate detector and a pump which can correctly and surely detect the transferring amount of a fluid, regardless of the kinds of fluid, the discharge amount or the like, and of which detecting sensitivity can be easily adj...
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JP3334110 |
To provide a suction/discharge device for a fluid capable of preventing a generation of a pulsation, continuously suctioning the fluid and continuously discharging the fluid at a constant flow rate and a pressure. The suction/discharge d...
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JP3328809 |
To miniaturize the whole device of a pump unit and reduce equipment cost by easily and efficiently sucking a viscous material within a container, and prevent lowering of quality due to mixing of air bubbles into the material to be suppli...
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JP2002202066 |
To provide a liquid delivery device capable of accurately delivering an extremely trace quantity of liquid, easy in handling, capable of eliminating partial abrasion of a seal, and capable of miniaturizing a pump block.This liquid delive...
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JP2002200445 |
To provide an apparatus and method for controlling the speed of a motor of a measuring pump for supplying a pressurized liquid to a distribution gun.The apparatus has a pressure controller forming a 1st motor speed signal as a function o...
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JP2002200452 |
To provide a coating liquid supplying apparatus having excellent supply precision, free from the change of performance of a coating liquid and provided with a valve device having little wear.In this apparatus, a coating liquid suction po...
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JP2002188560 |
To provide an operation control device for a reciprocation-type compressor and its method, capable of controlling a top dead center TDC by utilizing a point of inflection to the phase difference between the input voltage and the current....
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JP2002181838 |
To provide a highly durable dispenser capable of dispensing a precise amount of liquid with high reproducibility even when the liquid contains various solid constituents.A flexible rubber thin film 21 is arranged between an opened face 2...
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JP2002174167 |
To provide a highly viscous fluid delivery device capable of supplying highly viscous fluid at a constant flow rate and in higher precision.The highly viscous fluid delivery device is furnished with an inlet channel 1 connected to a supp...
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JP2002155864 |
To realize precise control of discharge pressure and a discharge flow rate of a jetted liquid.This fluid jet device is provided with a pump chamber 3 of which volume is periodically changed by a pressure-vibrated working fluid through an...
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