Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 801 - 850 out of 1,876

Document Document Title
JPH07310646A
PURPOSE: To reduce the generation of noise by a method wherein a period and vibration during resonance are made irregular. CONSTITUTION: Kidney ports 13 respectively communicated with a plurality of cylinders 12 bored in a cylinder block...  
JPH07293458A
PURPOSE: To provide a fluid machine having high reliability, wherein the problem that piping vibration is generated and noise is increased due to large pulsation of discharged fluid is solved, and double tooth type turning scroll formed ...  
JPH07280787A
PURPOSE: To obtain a liquid chromatograph capable of making precise analysis by reducing the flow rate error due to the pressure rise during sample injection. CONSTITUTION: Eluate 4 is transferred to a column 9 via a switching valve 5 by...  
JPH07269460A
PURPOSE: To reduce the generation of pressure pulsation by means of the counter action of pulsation due to a combination of two volute pumps and any interfer ence of the pulsation in a beam installed in a casing and a blade pitch of an i...  
JPH0740696Y2  
JPH0743772U
[Objects of the Invention] It is small, there are few part mark, and it can manufacture economically, and more than starting friction is needed for pump operation, the electric mechanical pressure pump for fluid which is not expensive is...  
JPH07507612A
(57)【要約】 本公報は電子出願前の出願データであるため 要約のデータは記録されません。  
JPH07218489A
PURPOSE: To control a flow rate with high accuracy while reducing the variation of a liquid sending-out amt. by providing a control means controlling the rotational speed of a pump driving motor on the basis of the pressure value from a ...  
JPH0736134Y2  
JPH07208288A
PURPOSE: To provide a pressure pulsation damper for vehicle fuel pump capable of damping output fuel pressure pulsation and reducing an audible noise from a pump. CONSTITUTION: This damper 80 is a pipe 82 which is tightened at its end pa...  
JPH07208328A
PURPOSE: To provide a liquid hammering preventing apparatus with a simple structure so as to be applied in various positions by duely operating liquid hammering absorber even if pressure of liquid which is supplied is changed. CONSTITUTI...  
JPH07208329A
PURPOSE: To provide in a simple structure a flow amount regulating valve provided with a liquid hammering preventing apparatus and capable of absorbing liquid hammering of supplied fluid and regulating the flow amount of the fluid. CONST...  
JPH0742383U
[An eye target] Pulsation at the time of pressure oil sending out of a hydraulic pump is reduced, and oscillating noise of a pipeline is controlled. [Style 成] While attaching pulse chamber 2 to discharge mouth 21 of hydraulic pump 3 dr...  
JPH0772533B2  
JPH07189887A
PURPOSE: To prevent vibration, noise, etc., from occurring owing to pulsation without lowering pump efficiency. CONSTITUTION: Pressurized oil remaining in a cylinder 8 on an top dead center side is fed into a cylinder 8 on a bottom dead ...  
JPH0729256Y2  
JPH0729259Y2  
JPH0735768U
[Objects of the Invention] It is related with the liquid pressure power generator in the fluid pressurization type 溶離 liquid discharging device of a liquid chromatograph used by a chemical analysis, and precise flow control can be pe...  
JPH07151735A
PURPOSE: To provide a cavitation detector of a fluid machine wherein cavitation can be detected by separating a signal caused by the cavitation from impact noise detected with an acoustic sensor. CONSTITUTION: An acoustic sensor 2, a wav...  
JPH0756254B2  
JPH0726381Y2  
JPH0754114B2  
JPH0754115B2  
JPH0747949B2  
JPH07124504A
PURPOSE: To provide a liquid supply apparatus which supplies paint to a sprayer stably at a low pressure. CONSTITUTION: An apparatus for supplying glaze F to a spray gun which sprays the glaze F is equipped with a diaphragm pump 2 which ...  
JPH0742934B2  
JPH07119626A
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 ...  
JPH07119628A
PURPOSE: To provide a pulsation adjusting mechanism for a nonpulsating pump capable of limiting pulsation irrespective of pump actuating conditions. CONSTITUTION: An increasing cam curve for increasing a part of the discharging flow rate...  
JPH07119627A
PURPOSE: To provide a pulsation adjusting mechanism for a nonpulsating pump capable of limiting pulsation of a pump discharging flow rate caused by mixing-in of air, a mechanical loose clearance etc., irrespective of pump actuat ing cond...  
JPH0783160A
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...  
JPH0763191A
PURPOSE: To previously detect air leakage of a pressure tank so as to reduce failures in an automatic water supply device. CONSTITUTION: When air leaks in an air chamber 7, a rubber film 6 is expanded and extended, a distortion gauge 10 ...  
JPH0718845B2  
JPH07501868A
(57)【要約】 本公報は電子出願前の出願データであるため 要約のデータは記録されません。  
JPH073027Y2  
JPH0727101A
PURPOSE: To provide an electrohydraulic pump load control system reduced in noises and power consumption. CONSTITUTION: This system includes a fluid-cooled integrated electric motor/ hydraulic pump 34 for delivering fluid under pressure ...  
JPH0727043A
PURPOSE: To eliminate necessity for a particular means for absorbing a pulsation by extending/contracting a plurality of dampers, and the like to suppress the pulsation of delivered liquid while extending/contracting a plurality of diaph...  
JPH0719160A
PURPOSE: To eliminate pressure fluctuation generated at the changeover time of a hydraulic booster type continuous discharge extra-high pressure water pump. CONSTITUTION: Spring back type single acting cylinders 1, 1' are placed parallel...  
JPH073279B2  
JPH0712056A
PURPOSE: To charge a feed pump at the initial charging of a system, that is, at the 'exchaust charging'. CONSTITUTION: An annular grooved notch 13 is extended from a chamber 10, a hollow-body ring 14 is fit in the notch 13, the inner dia...  
JPH07715Y2  
JPH074360A
PURPOSE: To eliminate the generation of pulsating flow at the time of transferring liquid by rolling a roller on an outer peripheral tube and an inner peripheral tube to obtain pumping action, and compensating for pressure reducing actio...  
JPH06511533A
(57)【要約】 本公報は電子出願前の出願データであるため 要約のデータは記録されません。  
JPH06105246B2  
JPH06105077B2  
JPH06336972A
PURPOSE: To provide a compact nonpulsating quantitative discharge pump capable of mixing two kinds of fluids at a specific ratio without pulsation by combining at least three pumps, and compensating the volume change of one pump with the...  
JPH06336974A
PURPOSE: To reduce the driving force both plungers so as to make a nonpulsating flow plunger pump compact and inexpensive by interlocking a pair of plungers in such a way as to move relatively in the intake direction utilizing the force ...  
JPH06336973A
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...  
JPH0680873U
[Objects of the Invention] Irrespective of the quality of fluid, always perform suction and discharge suitably and provide the rod fixed mount type pump which can pulsate few. [Elements of the Invention] It is rod fixed mount type pump 1...  
JPH06307330A
PURPOSE: To perform simply the control of a swash plate inclining angle and the lubrication of a tilting shaft while the construction remains small and reduce vibrations and noises by introducing one intermediate pressure from a pluralit...  
JPH06307331A
PURPOSE: To effectively reduce random pulsation in a wide range to be generated from a plunger pump. CONSTITUTION: A hydraulic pulsation reducing device is composed of a gear 6 in such a construction that sawteeth cogs are formed at the ...  

Matches 801 - 850 out of 1,876