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JP04321631 |
PURPOSE: To safely handle a dangerous liquid alkylation catalyst and to rapidly and efficiently isolate the catalyst prior to its transfer and storage, in consideration of emergencies such as catalyst leakage in a vessel, in an alkylatio...
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JP04317609 |
PURPOSE: To exactly measure the liquid quantity by an ultrasonic wave. CONSTITUTION: In a bottom part of a vessel 2, an ultrasonic sensor 5 for transmitting and receiving an ultrasonic wave is provided, and the time when the transmitted ...
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JP04312410 |
PURPOSE: To correctly measure the liquid quantity of an electric water boiler with ultrasonic waves. CONSTITUTION: A ultrasonic sensor 5 transmitting and receiving ultrasonic waves is provided at the bottom section of a container 1, and ...
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JP04309439 |
PURPOSE: To improve the quality and the yield by measuring a molten metal surface level in two or more parts, calculating the average level and the vibration mode of the surface of a molten metal by executing a modal filter processing, c...
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JP04281153 |
PURPOSE: To provide an automatic hot water supply device capable of eliminating troubles which increase hot water supply time by repeating water injection and minimizing errors between a bath tub water level and a setting water level in ...
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JP04281395 |
PURPOSE: To sufficiently utilize original high response of a stepping cylinder in the case of controlling a rod position of the cylinder according to a position type control command. CONSTITUTION: A cylinder controller 2 in which a posit...
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JP04272335 |
PURPOSE: To feed fresh water always by providing a water bearing tank with float sensors, to store a proper water quantity accommodated to a quantity to be used, in the tank, and by discharging the water outside a feed water line with ou...
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JP04270865 |
PURPOSE: To provide a refrigerant flow control device simple in structure and reliable as well as economically manufacturable and efficient, by preventing a refrigerant gas from bypassing. CONSTITUTION: A refrigerant flow control device ...
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JP04253479 |
PURPOSE: To easily confirm the water depth while implementing underwater image pickup. CONSTITUTION: A display signal generating circuit 16 generates a display video signal for measurement of water depth by a water depth sensor 10. An im...
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JP04251646 |
PURPOSE: To hold a molten metal surface level in a mold to an optimum condition over the whole length of casting in high accuracy by incorporating mechanical looseness into control system in a batch by on-line and automatically correctin...
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JP04251645 |
PURPOSE: To hold a molten metal surface level in a mold to an optimum condition over the whole length of casting in high accuracy by incorporating mechanical looseness into a control system in a latch by on-line and automatically correct...
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JP04251186 |
PURPOSE: To supply material to be treated into a crucible correctly and prevent the overflow of treating liquid from the crucible surely by a method wherein the position of the upper surface of the material to be treated, which is suppli...
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JP04220157 |
PURPOSE: To provide a pouring method for molten metal into a sand mold capable of calculating the behavior of the molten metal from a sprue cap to a gate system, 'learning' the behavior of the sprue cap 12 and gate system, calculating th...
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JP04220533 |
PURPOSE: To easily remove an assembled body with a sealing structure out of a tank and make an inspection and maintenance work easy by connecting one end of a pivot disk with a control arm which freely pass an orifice of an end cap and c...
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JP04197408 |
PURPOSE: To prevent the submergence of a sewage/rainwater sand sedimentation basin on the inflow side thereof and to efficiently perform control by operating a dust removing machine when the accumulation amount of the sludge flowing in t...
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JP04193120 |
PURPOSE: To feed water from a water storage tank for the calculated water feed period at a constant water feed speed and make the precision of the water feed quantity highly precise by providing a water feed device feeding water to a ric...
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JP04167954 |
PURPOSE: To always stably hold level of molten metal in a mold to the suitable position by using fuzzy inference, in which various factors are made to membership function and correcting opening degree of a nozzle for pouring molten metal...
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JP04142292 |
PURPOSE: To fill a container without making a carbonated beverage overflow from the container, and prevent the taste of the carbonated beverage from being spoiled by a method wherein after tilting a container for tilt driving holding tim...
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JP04142290 |
PURPOSE: To fill a container without making a carbonated beverage overflow from the container, and prevent the taste of the carbonated beverage from being spoiled by a method wherein after tilting a container for a previously set period ...
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JP04142291 |
PURPOSE: To fill a container without making a carbonated beverage overflow from the container, and prevent the taste of the carbonated beverage from being spoiled by a method wherein tilt driving holding time for a loading base in respon...
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JP04142289 |
PURPOSE: To fill a container without making a carbonated beverage overflow from the container, and prevent the taste of the carbonated beverage from being spoiled by a method wherein a container is tilted by tilting a loading base, and a...
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JP04102611 |
PURPOSE: To keep the water level of a dam, a weir and the like constant, and thereby assume accurate water level control by computing gate opening in response to a corrected target effluent rate, and thereby furthermore assuming the open...
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JP04044997 |
PURPOSE: To simplify a structure of the control device, cause its operation to be carried out continuously in a positive manner and eliminate a calcifying possibility by a method wherein a diaphragm is arranged to be spaced apart from an...
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JP04034139 |
PURPOSE: To improve the operation method of a storage pump by newly providing a second water level detecting device for detecting the lower and upper limit levels of a conventional water level detecting device, and controlling its level ...
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JP03284392 |
PURPOSE: To make the retention time in a purified water storage tank as short as possible and to prevent the deterioration of water by comparing the data detected in the storage tank and the water level data based on the variation in amt...
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JP03265776 |
PURPOSE: To permit complete sealing for a main water inlet by forming a main body portion incorporating a sealing body with a sloped surface partially surrounding the central valve seat to prevent a tendency such that the sealing body is...
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JP03247811 |
PURPOSE: To prolong life of an intake gate by providing a control signal changeover section to output each control signal so that openings of the intake gate are respectively controlled by the first control section in the time other than...
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JP03195880 |
PURPOSE: To enable a holding of a water level of a cooling water in view of its numerical value in a fine mode by a method wherein an ultrasonic wave reflecting float is arranged on a cooling water surface within a main body of a tank, a...
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JP03179185 |
PURPOSE: To simplify a circuit and reduce the cost by detecting a fact that a water level is separate from a signal electrode end installed in the inmost bottom part of a reservoir at the pump suction side, indicating a pump stop after t...
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JP03163611 |
PURPOSE: To turn a level inside a hopper to an average level by the minimum change of a rotation number by taking out one component from a special holding container through a measuring feed screw to a hopper and controlling the motor of ...
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JP03145582 |
PURPOSE: To effectively utilize a water source and a facility by automatically operating intake pumps while considering the intake flow, distribution flow and distributing reservoir water level in this system used for the water purifying...
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JP03132509 |
PURPOSE: To equalize water discharge in each section by providing an opening measuring device, a lower stream water-level measuring device and an operator to a gate placed in a channel and, at the same time, opening and closing the gate ...
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JP03110051 |
PURPOSE: To execute safe and good control to molten metal surface level and to restrain variation of the molten metal surface level by applying correct signal cancelling command quantity corresponding to disturbance to an actuator for co...
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JP03105103 |
PURPOSE: To provide a circuit which can be switched with the normal calculation maintained by adding newly to a bumpless circuit a combination of an unbalance correction circuit at the time of switching and a one-shot tracking circuit. C...
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JP03102218 |
PURPOSE: To continuously detect the flow rate measuring water level of a liquid tube column, by providing an pneumatic pressure detector fro detecting the change of air pressure in a tube-like probe as the change of the water level of th...
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JP03084124 |
PURPOSE: To take early countermeasure against a location on trouble by providing a timing device to a storage pump operated by the signal of a water level detector and stopping the storage pump by at least one signal of the timing devide...
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JP03056780 |
PURPOSE: To keep a desired oil level of an oil pan by installing one end part of a constant temperature U shaped band piece on one of a pair of post members of a base plate, suppressing the other end against a cover plate and installing ...
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JP03044517 |
PURPOSE: To simplify the structure while enhancing the durability by controlling the liquid level of a high pressure liquid over a wide range using a totally mechanical means thereby eliminating the need of electric/electronic controller...
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JP03025114 |
PURPOSE: To make smooth control feasible by determining, based on values detected with an inflow rate-detecting device of a reservoir, target discharge rate with a selection for an outlet structure made among a plurality of outlet struct...
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JP03014934 |
PURPOSE: To provide a compound that hardens with no heat application by placing an open-ended tube with the open end directed vertically, mixing two components near the open end, filling the tube with this mixture at a first rate and the...
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JP03013614 |
PURPOSE: To eliminate the need of an operator's judgement by collecting water level information such as a dam water level or the like to set constraint conditions on the water level, calculating the electric power quantity to create a vi...
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JP02277982 |
PURPOSE: To supply water to multiple water tanks with one storage pump by providing control valves on multiple branch pipes connected to the storage pump respectively, connecting them to water tanks respectively, providing water level de...
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JP02251798 |
PURPOSE: To detect a void in a coolant by providing a means which generates a signal indicating the pressure of a coolant in a reactor, a means which adjusts the pressure, and a microprocessor means which compares signals with each other...
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JP02219953 |
PURPOSE: To detect an overflow of water from a water storing part and a water leakage error by a method wherein in case that there is no variation in pressure value in an increasing direction from a pressure sensing stage, a control mean...
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JP02219952 |
PURPOSE: To perform a set value water feeding without being relied upon a transformation point in case of reboiling operation by a method wherein presence and absence of remaining water are discriminated by an input from a remaining wate...
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JP02219799 |
PURPOSE: To make it possible to perform a pump up work under a condition where an oil quantity is small by a method wherein when a liquid level which is detected by a level indicator is at a prescribed value or more, the valve for an oil...
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JP02219954 |
PURPOSE: To prevent an error of non-closing of a drain plug by a method wherein when a flow rate until a pressure transformation point is detected exceeds a predetermined flow rate or when a time until the pressure transformation point i...
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JP02178410 |
PURPOSE: To simplify the structure and perform the un-manned and non-powered water level regulation by providing a water level difference detecting float provided in a water level difference detecting float chamber and a water level diff...
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JP02166343 |
PURPOSE: To prevent a water level from being less than a set value under an operation of a circulating pump by a method wherein in case that a water level is less than a set value under an operation of the circulating pump, an automatic ...
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JP02160001 |
PURPOSE: To keep the heating and concentrating condition normal and to smoothly operate the concentrator by providing a dummy capable of varying its volume to be dipped in a liq. in the concentrator and thereby keeping the liq. level con...
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