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Patent Searching and Data


Matches 951 - 1,000 out of 2,521

Document Document Title
JP2004232616A
To constantly execute operation without pulsation in a non-pulsation pump by automatically compensating pulsation which is varied in accordance with change of its operation conditions.Decrease of delivery quantity in an initial stage of ...  
JP2004225666A
To easily obtain plunger speed necessary for spraying liquid material.A method for discharging the liquid material, in which the liquid material is discharged through a discharge port by the advancement of a plunger 22 sliding in a measu...  
JP2004225620A
To precisely detect some failure generated at a discharging route or a discharging nozzle with a relatively simple structure.A force feed pump 3 consists of an air motor 4 and a plunger pump 5 connected with the air motor 4. The plunger ...  
JP2004202291A
To decrease the number of parts to the utmost and to reduce the cost in a pumping apparatus for an ejector or the ejector provided with the same.An outlet valve 15 of a pressure chamber A is opened and an outlet valve 16 of an air chambe...  
JP2004204752A
To provide a variable stroke plunger pump capable of adjusting delivery quantity by a pure mechanical mechanism which has very little chance of malfunction even if it is exposed to severe natural environment such as thunder, wind and rai...  
JP3546015B2
An apparatus for connecting a reservoir (1) to a conduit (5), such as infusion set tubing, comprises a cap (12) adapted for attachment to the reservoir, and a conduit cavity (22) disposed in the cap and adapted to secure the conduit to t...  
JP2004189267A
To improve cleaning effects by generating a flow of cleaning water also on the upper surface of a piston 2.A piston-type quantitative filling device includes: a cylinder 6 communicating with a filled liquid tank 4; a filling nozzle 8 com...  
JP2004516421A
The present invention relates to the 調量 equipment for supply into a use space (2) from a storage part (3) with a micro diaphragm pump (4), and it is made to want to be able to use a little substances for supply of a little gas (aroma...  
JP2004150402A
To provide a pump for liquid chromatography with excellent stable liquid feeding efficiency at an extremely low flow rate and air bubble discharge efficiency at starting.In this pump 10 for liquid chromatography wherein a low pressure el...  
JP3527787B2
PURPOSE: To regulate increase/decrease of liquid pressure accompanying with reciprocating motion of a piston, and finely regulate liquid pressure with a small and simple structure by operating a control lever so as to rotate a cylinder, ...  
JP2004140099A
To prevent air ingestion or microbubbling in a chemical liquid discharge process.A chemical liquid pump 12 is provided with a compression chamber 20, a partition member 22 for dividing the compression chamber 20 into a cleaning compressi...  
JP2004137974A
To provide a pump for a liquid chromatograph in which a liquid is stably fed at an extremely low flow rate and which is excellent in bubble discharging property at a starting time.At the starting time, the liquid is fed by a first plunge...  
JP2004132337A
To provide a paste discharging device, preventing the leakage of a paste out of a seal portion.A port change-over portion is formed in a pump mechanism for the paste discharging device for discharging the paste. By using it, a sealing me...  
JP2004132356A
To provide a manual pump dispenser with a reciprocable pump piston having a discharge valve tightly fitted to a pump body for the flow of a liquid product out of a pump chamber.The discharge valve formed of an elastomer material contains...  
JP2004116506A
To solve problems that an electric motor is connected, heat is easily generated due to mechanical friction, and electric control and the like is required to complicate a structure, in a conventional pump for drawing out liquid.The quanti...  
JP2004113855A
To perform work more efficient than processing up to now even if high speed discharge, stoppage and movement are not repeated when a liquid material is discharged and supplied by a dispenser.A cylinder and a piston are provided at every ...  
JP2004108884A
To provide a minute flow rate pump realizing fine flow rate liquid feeding accurately operated.The minute flow rate pump 10 is a syringe type liquid feeding pump provided with a syringe 12 and a plunger 14 for delivering a liquid in the ...  
JP2004105799A
To intermittently or continuously apply a variety of powder fluids such as an adhesive, a clean solder, a phosphor, an electrode material, grease, a coating, a hot melt, a pharmaceutical, foodstuff and the like in the production process ...  
JP3516966B2
PURPOSE: To easily and surely eliminate the pulsation of the discharge amount of a pump by dispensing with a sliding key groove of a connecting rod. and moving a small cam follower along the connecting rod through a guide rail on the cir...  
JP3516685B2  
JP2004092563A
To provide a metering syringe pump capable of reciprocating a piston by converting rotary motion to linear motion without using a gear and reducing the manufacturing cost.In a metering syringe pump provided with a syringe 206 and a pisto...  
JP2004092649A
To provide a dispensing device for plural composition including a piston and a cylinder for each composition driven by a pump.Reciprocation of pistons 46, 48, 66, 68, 70 in cylinders 42, 44, 72, 74, 76 sucks a composition into the cylind...  
JP2004084592A
To provide a fluid control device and method, capable of quantitatively discharging/supplying, at a high speed and with high precision regardless of an intermittent or a continuous manner, of various liquids such as adhesive, cream solde...  
JP3507577B2
PURPOSE: To provide a method and device for easily correcting fill quantities in the case of filling liquid by eliminating the disadvantages of a positive displacement type and a weight type. CONSTITUTION: The fill quantity of liquid is ...  
JP2004068796A
To solve a problem on arrangement of a control mechanism of a radial piston that a control piston for driving of an eccentric ring and a servo control valve are radially arranged on an outer periphery of a casing and that especially the ...  
JP2004052748A
To provide a quantitative conveyer capable of maintaining the predetermined discharge flow for a long time using a quantitative pump without particularly making any adjustment.This quantitative conveying device 10 is provided with the qu...  
JP2004504543A
A measurement pump possesses the synchronous motor which decrease in number gradually via the mechanical gear, and rotational movement of a motor is converted into stroke movement which drives a membrane pump. An electrical control unit ...  
JP2004043825A
To provide a method capable of manufacturing a product of a specific weight from a raw material of a compressible fluid.The method for manufacturing a product of a specific weight, comprising feeding a compressible fluid into a prescribe...  
JP2004502903A
Amount of fluid (V) which is for this method starting the electric motor of a measurement pump, and is sent out is set up by the external impulse trigger by this method, and amount of sending out (V) decided beforehand is distributed to ...  
JP2004028058A
To perform various kinds of operations such as PET without any exposure.Blood is transferred between a blood collection source 11, an isotonic solution vessel 7 and a collector 2 via a transfer line 3. In the transfer line 3, four three-...  
JP2004027905A
To provide a fluid feeding system capable of taking out quantitative of suspension in a circulation condition based on a comparatively easy constitution.This fluid feeding system is constituted to transfer and supply fluid from a fluid s...  
JP2004019544A
To provide a chemical pump for preventing bubbles from flowing to a nozzle side pipe to solve a problem wherein bubbles are mixed in a chemical on a wafer because bubbles flow to the nozzle side pipe in a conventional chemical pump, and ...  
JP2004502256A
The present invention relates to the equipment into which the amount of application of the additive agent A within the mainstream P of a liquid is changed. The ratio in this case is obtained with the pump 1 driven more in use. This pump ...  
JP2004000953A
To provide a new system treating shear sensitive fluid.The automatic system comprises machinery equipment required for conveying liquid precursor substances from respective storage vessels 38, 40, 42, 44 to a mixing vessel 46. The system...  
JP2004500516A
The chemical liquid measurement pump (24) which can be completely sunk into transportation/storage container of danger chemical liquid (28) is indicated. As for a pump (24), this discharge adapter is held by the suitable connector with a...  
JP3469358B2
PURPOSE: To be able to easily select a plurality of sampled gas quantities by selecting first and second stopper grooves formed on a shaft. CONSTITUTION: A first stopper groove 13 and a second stopper groove 14 are provided at the positi...  
JP2003328928A
To provide a lubricant force feeding pump whereby the lubricant is prevented from being leaked to the outside, delivery quantity is easily adjusted, it is easily determined from the outside whether delivery operation is surely performed,...  
JP3466698B2
PURPOSE: To deliver an exact amount of a plurality of fluid in prescribed sequence to a treatment vessel by providing the system with inlet valves communicated with respective fluid reservoirs, diaphragm pumps communicated with the inlet...  
JP2003318207A
To provide liquid discharge equipment that can surely discharge the prescribed amount of liquid in a short period of time as well as making it possible to exchange the liquid quickly, easily, and surely.The liquid discharge device is com...  
JP2003531689A
(57) A summary walk type perfusion pump has an injector barrel which has a fluid chamber and an inner wall. The above-mentioned pump has further a pouring engine for moving fluid through the above-mentioned injector barrel. The motor whi...  
JP2003293946A
To satisfy both liquid replacement and pulsating flow absorption.According to a set liquid feed flow rate, a stroke position deciding part 24 changes a stroke position of a plunger of a downstream syringe pump to a predetermined position...  
JP2003286939A
To provide a hydraulic pump with less noise and vibration in simple constitution.This radial type hydraulic pump comprises a hydraulic cylinder unit 1 in which a plurality of hydraulic cylinders 1A-1H are radially disposed, and a cam rin...  
JP2003262189A
To provide a method of improving the fluid measuring and distribution quantity of a meter system by utilizing velocity.In order to improve efficiency of the meter system, this method is provided with a step for changing a fluid flow diag...  
JP2003247503A
To provide a flow rate regulator of a hydraulic pump in a force-feeding machine capable of adjusting a discharged amount corresponding to load on two actuators in a simple structure.In a vehicle for a concrete pump for alternately supply...  
JP2003247492A
To provide a pump relating to dispensing systems, particularly to a computer-controlled, small quantity dispensing system for disposing controlled amounts of viscous fluids on a work piece by employing a linear-actuator- operated piston....  
JP2003526049A
(-- 57) summary -- it is a pump (10) equipped with the 調量 unit of the proportionality positive displacement for sending out the liquid of predetermined capacity correctly, by within the limits below about 1 ml, so that 調量 is poss...  
JP2003227461A
To provide a liquid formulation automatic blending device for ink, paint and the like, which accurately and automatically blends by a predetermined amount of liquid formulation, constantly secures normal operation of a measuring and feed...  
JP2003227460A
To provide a piston pump which sucks and discharges a fixed quantity of fluid, and switches a channel without a complicated structure.In the piston pump where a piston 12 housed inside of a tubular cylinder 11 with a bottom is reciprocat...  
JP2003227472A
To prevent the conveyed solution and chemicals from being thermally affected, by preventing the rise of a temperature of a pump valve part in continuous operation of a reciprocating pump.A suction valve 8 and a discharge valve 9 of this ...  
JP3433339B2
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 ...  

Matches 951 - 1,000 out of 2,521