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JPH0821354A |
PURPOSE: To provide a pump capable of easily feeding high-viscosity fluid at a constant feed rate. CONSTITUTION: This pump has two pistons 10 each sliding in a cylinder 11. Material is fed to the cylinders 11 through passages 12 by a fee...
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JPH07101030B2 |
PURPOSE:To reduce the dimension of the captioned device by reducing the operation load of a solenoid by constituting the captioned device so that a cavity is generated between a lifter pin in the contact of a cam body with the control sh...
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JPH0794818B2 |
A concrete pump comprises a water rinsing box, a valve housing and a pair of concrete pump cylinders there-between. The rinsing box and the valve housing are welded at opposite ends of rigid connecting means such forming a rigid undetach...
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JPH0792050B2 |
PURPOSE:To precisely adjust the discharge amount of oil in a wide range by positioning a cam shaft in association with the positioning of a drive shaft with the use of a control means, by determining the stroke of reciprocation of a plun...
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JPH07259727A |
PURPOSE: To realize the ink jet recording device, that is, the ink jet recording device employing both a suction pump sucking fluid, and an ink suction pump employing the suction pump, which is realized as a fluid suction pump capable of...
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JPH0788812B2 |
In a spool valve for thick matter pumps comprising at least one slide rod running forward and backward which is movable in a guide means and surrounded by a seal, and a drive consisting of working pistons associated with each slide rod, ...
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JPH07208325A |
PURPOSE: To provide a reciprocating piston pump having no valve by carrying out a second relative repetitive operation for communicating or breaking an intake port and a discharging port with each other reciprocally in synchronism of a c...
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JPH07189892A |
PURPOSE: To provide a pump which can deliver a highly viscous liquid accurately without pressurizing it, facilitate a mechanism, and thus provide at a low cost. CONSTITUTION: A delivery member 44 to deliver liquid 7 and a feed part openi...
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JPH07189893A |
PURPOSE: To simplify a construction and increase rotating efficiency by providing a notch in both sides of cylinders installed radially in a rotor and guiding its movement by engaging a piston pin with the notch which eliminates the use ...
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JPH0732046Y2 |
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JPH0765489B2 |
PURPOSE:To enable the opening of a throttle valve and supply oil quantity to be changed over in large and small two stages by fitting a plunger which opens or closes suction and discharge ports by its rotation, in the inside of the cylin...
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JPH0724565Y2 |
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JPH0749767B2 |
PURPOSE:To supply oil free from the delay from the initial period of operation by storing a large quantity of oil into an oil storage chamber from a rotary pump and sucking said oil into a metering pump chamber and supplying said oil int...
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JPH0742941B2 |
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JPH0725203U |
[Purpose] The camshaft that controls the reciprocating stroke of the plunger that rotates and reciprocates in the cylinder is rotated and controlled by a computer-controlled control motor to control the oil discharge amount. Prevents abn...
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JPH07119624A |
PURPOSE: To prevent seizure occurring between a high-speed movable part and a pump housing by means of oil by providing a plurality of oil pumps and driving all the plurality of oil pumps (pump operation) during a predetermined period af...
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JPH0726894B2 |
A pump for gas test tubes comprising two handle plates interconnected at respective ends by bellows and which are spring-biased in the direction of a suction sampling stroke. An inlet valve is constructed for the space enclosed in the be...
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JPH0712695Y2 |
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JPH0718407B2 |
A positive displacement piston pump includes a cylinder having a working end, an inlet port, an outlet port and a working chamber bounded by the outlet port and the working end; a piston rotatably and reciprocably movable in the cylinder...
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JPH0718327B2 |
PURPOSE:To heighten stroke quantity regulation precision by, as for a lubricating oil weighing device, retreating, to a side where a pump volume is made to enlarge at a time of speed reduction, a sub-plunger which is rotatably and slidab...
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JPH0719159A |
PURPOSE: To enable chemicals to be fed easily at low cast by connecting a chemicals tank and a pump body, provided with a piston and the like, to a water main through plural three-way valves, and sliding the piston utilizing pressure wat...
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JPH0680873U |
[Purpose] Provided is a rod-fixed pump capable of reducing pulsation by always appropriately sucking and discharging regardless of the properties of the fluid. [Constitution] A rod-fixed pump 1 that sucks and discharges fluid, has a chec...
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JPH0686870B2 |
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JPH06294376A |
PURPOSE: To forcibly feed high-temperature fluid such as oil, etc., with a simple structure by sliding a heat resistant ring provided on the outer periphery of a piston to reciprocate in a heat resistant cylinder on the inner wall of the...
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JPH0680288B2 |
PURPOSE:To supply a correct oil quantity into an engine by keeping the suction head always constant by carrying out the suction of oil into a pump chamber for supplying the metered oil into the engine, from the oil previously stored in a...
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JPH0639101Y2 |
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JPH06280743A |
PURPOSE: To realize delay of pressure increase, i.e., shock absorbing of pressure increase, with a light expenditure, in a pump for a hydraulic system provided with a cylinder. CONSTITUTION: A closing member arranged in a throttle portio...
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JPH0634626Y2 |
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JPH06507190A |
PCT No. PCT/FI92/00080 Sec. 371 Date Oct. 26, 1993 Sec. 102(e) Date Oct. 26, 1993 PCT Filed Mar. 20, 1992 PCT Pub. No. WO92/16747 PCT Pub. Date Oct. 1, 1992.A method is provided for controlling the dosage of a fluidized polymerizing cata...
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JPH0627361Y2 |
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JPH06200867A |
PURPOSE: To enhance pump efficiency by letting fluid be discharged while being contracted within the period of time when a fluid chamber is communicated only with a discharge passage, and letting fluid be sucked in while being expanded w...
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JPH0642986B2 |
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JPH0641748B2 |
Both the rotating drive and also the back and forth movement of the pump piston (5) occurs through a joint arrangement (29), which consists of a first through (65) on the crank (28), a second trough (67) on the piston (5) and a rolling m...
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JPH06134914A |
PURPOSE: To obtain a part subject to wear which does not generate a region where no hard substance exists on a sealed face by a method wherein a coating made of the hard substance for the part subject to wear is formed of a solder layer ...
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JPH0634824B2 |
The pump apparatus (1) comprises a pump body (2) defining a pump chamber (6) and inlet and outlet ducts (15,20) communicating with the pump chamber, a piezoelectric membrane (10) operable to vary the volume of the pump chamber by movemen...
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JPH0633767B2 |
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JPH0617001Y2 |
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JPH06101648A |
PURPOSE: To obtain a suitable output pressure at different operation speeds and enhance reliability by moving a piston with the rotation of a crankshaft means to contact with and depart from a head means, and providing means for directin...
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JPH0625531B2 |
A combined fuel and oil pump 11 comprises a reciprocally movable member 39 for pumping fuel in response to member reciprocation, a reciprocally movable element 91 for pumping oil in response to element reciprocation, and a fluid pressure...
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JPH0625530B2 |
A combined fuel and oil pump 11 comprises a reciprocally movable member 39 for pumping fuel in response to member reciprocation, a reciprocally movable element 91 for pumping oil in response to element reciprocation, and a fluid pressure...
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JPH0681764A |
PURPOSE: To raise delivery efficiency, ensure high vacuum and reduce abrasion of a valve body and the like mainly by providing a reciprocating piston in a cylinder, a slide separating valve in the upper side of the discharge direction of...
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JPH069762Y2 |
A chain saw in which a nipple is formed at the opening of an outlet of an oil pump, and an oil channel formed of a flexible pipe whose one end is connected to the nipple and whose other end opens into a chain guide groove of a chain guid...
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JPH0618671U |
[Purpose] An object of the present invention is to provide a fluid pumping device that does not have a risk of being cured internally even when used for mixed discharge of a two-component reaction type acrylic adhesive. [Constitution] Tw...
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JPH0642454A |
PURPOSE: To uniformly deliver under pressure a viscous material without interruption and at a high speed with a simple and low-cost structure by providing means for setting suitable effects and shapes of a control slide portion and a plu...
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JPH0642453A |
PURPOSE: To provide a pump for viscous materials having small friction and short switch time. CONSTITUTION: Viscous-material flow passage openings 16, 17 are connected to their associated delivery cylinder openings 22, 23 via standoff pi...
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JPH0610828A |
PURPOSE: To mix fuel with lubricating oil, performing concurrent lubrication for other sections and eliminate the use of ready-made mixed fuel by drawing the lubricating oil through a plunger giving both rotating and reciprocating motion...
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JPH0543270Y2 |
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JPH0526316Y2 |
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JPH05503335A |
Displacement control of a multi-piston fluid pump (30) is achieved by real time control of electrically selectable inlet poppet valves (36) in one or more of the cylinders (34). Microprocessor (40) control permits desired variable output...
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JPH0518088Y2 |
An oil pump for use in a chain saw in which the pumping plunger is constituted by a needle roller and in which gear cam portions which are formed separately from the needle roller are fitted and connected to the needle roller.
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