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Patent Searching and Data


Matches 601 - 650 out of 3,953

Document Document Title
JPH10124137A
To provide a supervising device for river pump plants which makes it possible to perform real time centralized supervision, rapid countermeasure at the time of the occurrence of a failure, daily log management operation efficiently by co...  
JP2779995B2
PURPOSE: To provide a water level control device capable of stably controlling an objective water level in a water tank which is to be changed with the lapse of time by small pump capacity. CONSTITUTION: The water level control device is...  
JP2779487B2
PURPOSE: To keep a drop of water temperature in a bathtub effected by one water- adding operation approximately constant regardless of seasons by providing a water temperature meter for detecting water temperature of water added to the b...  
JP2778503B2
PURPOSE: To provide a liquid level controller which surely operates by controlling a liquid level according to the output of an OR circuit. CONSTITUTION: When the water level rises almost to a full water level as water is fed, a float mo...  
JP2774031B2
PURPOSE: To stably keep the water level in a water distribution reservoir to be a proper preset level while retaining the pressure in the upstream piping higher than the allowable lower limit in which the distributing area in the upstrea...  
JP2740239B2  
JPH1091246A
To accurately detect the liquid level and liquid material information on a liquid tank by detecting the liquid level, etc., based on the pressure data which are obtained from a pair of upper and lower pressure sensors set in the liquid t...  
JPH1091245A
To speedily and securely discharge an air bubble formed in a liquid feed pipe, extending from a discharge port to a liquid injection place, to the atmosphere. This liquid injection device includes an intermittent operation type pump 1 wh...  
JP2737202B2  
JP2764511B2
PURPOSE: To simplify the constitution and to reduce the maintenance cost by directly deriving a reference voltage from one end of the output winding of a power transformer and deriving a detection voltage from the other through a pair of...  
JP2567734Y2  
JPH1083490A
To reducing a time for countermeasure preparation and personnel against rising water by predicting a dam outlet time over a long time and reporting of it to a relevant position in an early stage. A circumference area rainfall data collec...  
JP2734120B2  
JP2759052B2
PURPOSE: To automate liquid level control by controlling the liquid level of an urea plant synthesizing pipe by using fuzzy control CONSTITUTION: This device is provided with a digital control system 2, a fuzzy controller 3 and a fuzzy i...  
JPH1066460A
To provide a water level control system of electric source-free type simple in structure and high in reliability. This system is so designed that there is provided a blocking plate 27 to shut a fluid feed port 12 and a fluid flow channel...  
JPH1062227A
To provide a liquid material supplying device for exactly supplying a liquid material with a material difference in constant amounts without operating any adjustment or conversion, and a method of manufacturing the liquid material. This ...  
JP2722616B2  
JPH1055219A
To reduce the frequency of operation of an inflow control valve and prolong the life of the inflow control valve as for water level constant control over the distributing reservoir. An inflow meter 2 and an outflow meter 5 are provided o...  
JPH1039934A
To easily change a set water level and to evade being an obstacle at the time of cleaning the inside of a tank by providing many lead wires installed inside a vertical member used for a ladder or the like for which electrode surfaces are...  
JPH1039933A
To easily change a set water level by providing many lead wires embedded in a vertical direction inside the panel unit of the wall surface of a water tank for which electrode terminal surfaces are exposed with a prescribed height interva...  
JPH1026424A
To obtain a stable supply apparatus for protecting hot spring resource wherein stable supply of a hot spring to utilization installations is ensured and excessive hog water lifting is prevented. A water level of a relay tank 4 is control...  
JP2702957B2  
JP2740110B2
PURPOSE: To return a vacuum valve quickly to an original state after the vacuum valve driven by a vacuum was driven. CONSTITUTION: When the inside of a liquid-level detecting pipe section 56 is decompressed suddenly, pressure in a pressu...  
JPH1020938A
To prevent the occurrence of a temporary disconnection line at the time of switching the output signal of water level detectors in a detector switching device. The system is provided with received water tanks 10A and 10B, the water level...  
JPH1018369A
To provide a water storage device and a supply water control unit which are constituted in such a manner that they can ensure a predetermined amount of service water in a water storage tank when facility provided with the water storage d...  
JPH1015379A
To facilitate volumetric dilution when the values of specific gravity are different by a method in which after a strong acid solution being sent form a raw liquid tank to a strong acid measuring tank, given volume of the acid solution is...  
JP2698219B2  
JPH09330130A
To control the supply of liquid with simple and inexpensive structure. A liquid supply port 22 is opened upwardly in a liquid passage 20 which communicates a high and a low liquid level side, and an elevation cylinder 40 which opens and ...  
JPH09512473A  
JPH09318009A
To provide a feed water flow rate control device for a boiler to provide an increased life far a rotary apparatus through reduction of the number of starting or stopping times of a feed water pump and hardly cause production of the rapid...  
JPH09319438A
To prevent the occurrence of flood or inundation by guiding the flowing water of river to a water channel while controlling a dividing gate, and regulating the water level of the downstream side from the dividing gate. The information on...  
JP2688351B2  
JP2683930B2  
JPH09304163A
To improve speed and accuracy for controlling a liquid metal surface level by performing processing to compensate a temperature of a detection coil and influence from disturbance and also performing wave detection at high speed with high...  
JPH09305237A
To contrive the freezing prevention and dead water prevention of an FM valve without adding a device such as a freezing prevention device to the water tank by arranging the FM valve at the bottom part in the tank. The FM valve 4 is provi...  
JPH09305238A
To detect and display a water level according to the pressure of air which is discharged into water from an air discharge part. The air fed from a control unit 13 to an air discharge part 11 through an air tube 12 is discharged into the ...  
JP2681494B2  
JPH09303286A
To restrain the fluctuation of a sewage volume discharged to a post- stage facility by stopping the operation of the first sewage pump of small capacity, upon the operation of the second sewage pump of large capacity against the inflow o...  
JPH09295115A
To hold control accuracy good all over the operations including the movement of an unsolidified rolling reduction device and to contribute to the improvement of product yield by effectively restraining the variation of molten metal surfa...  
JPH09297622A
To adjust the liquid level in a state where the supply/discharge of liquid is reduced as much as possible for a separation tank by placing a liquid eliminator in the separation tank and varying the capacity of the liquid eliminator to th...  
JP2677984B2  
JP2672560B2  
JP2673229B2  
JPH09282010A
To provide a water level controller which can precisely maintain a water level to be constant. An amounts operation part 22 calculates the inflow amount of water stored in a dam at present. An inflow amount prediction part 24 calculates ...  
JP2667307B2  
JPH09268959A
To provide a liquid surface sensing valve in which an orifice is not clogged with foreign material, foreign material is not accumulated at the bottom part of a valve body and the valve body is not lifted up with a force of fuel vapor whe...  
JP2661238B2  
JP2662159B2  
JP2661239B2  
JPH09257545A
To accurately detect a liquid level of melting paste without being influenced by paste vapor or the like, and maintain it constant by supplying paste to a paste receiving tank by melting solid paste by a heating means on a storage tank i...  

Matches 601 - 650 out of 3,953