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JP2000129662 |
To provide a water supply device capable of generating power by excess water power by supplying water at water-supply set pressure. In the water supply device, in which the rotational speed of a pump is controlled by a control section an...
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JP2000120884 |
To provide an open valve device for a vacuum pumping tank which can pump by a vacuum pump, extract outside atmospheric pressure into the vacuum pumping tank speedily and certainly when the liquid temporarily stored in the vacuum pumping ...
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JP2000120522 |
To prevent sediment from mixing with jet water ejected from a nozzle pipe to a bucket by branching and leading out a leading pipe for separating and discharging sediment separated which is provided with a valve, from a penstock arranged ...
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JP2000120098 |
To greatly reduce a construction period and retain merits preventing environmental pollusions and traffic interception and at the same time, more securely stabilize the ground after the filling method for an underground hollow has been e...
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JP2000117897 |
To provide an antistaining rubber molded article capable of being extended in life by uniformly dispersing a compounded antistaining chemical agent without wastefully consuming the same.An antistaining rubber molded article 10 is a molde...
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JP2000120053 |
To contrive power supply for a village in a mountainous region or the like by providing a plurality of power generation towers having a hydraulic turbine pipe and a hydraulic turbine along an inclined ground in the neighborhood of a rive...
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JP3058004 |
PURPOSE: To comfortably perform the observation of image information and operations accompanied by the observation by controlling image information of a display means while using the information of the moving direction of the line of sig...
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JP2000096539 |
To provide a water intake device capable of miniaturizing a float to make an intake tower light and, at the same time, making maintenance without requiring any winch.With an oscillating fulcrum provided to a water intake pipe as the cent...
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JP3051654 |
PURPOSE: To enhance workability by mounting a guide having a guide pipe insertion hole and a fixing part, which is aligned with the guide pipe insertion hole position and which does not allow the guide pipe to be inserted and which is ca...
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JP3050842 |
To execute a nailing work which fixes a plywood with excellent workability in order to prevent the plywood from being swollen or the floor from sounding when loaded on a floor heating panel without damaging piping or wiring inside the pa...
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JP2000087838 |
To improve energy efficiency and cope with various wave activated power generation by forming injection ports of air on upper and lower portions of a turbine casing which adopts air compressed by the use of motion of waves as a power sou...
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JP2000087329 |
To provide a method capable of preventing river water from getting muddy at the downstream of a dam, a power plant, etc. Clean water which is not contaminated by pollutants such as clayey materials is directly supplied from a river in th...
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JP2000087354 |
To provide a pit which can be constructed and worked in a short period of time, wherein waterproofing membrane, etc., are hardly peeled or expanded, which can be repaired easily, and a method for constituting it. Concrete is placed on th...
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JP3048320 |
To reduce the construction period and cost, and labors and further, increase the safety. Ground G is drilled down to a specified depth by a drilling machine 1. After completion or drilling, an inner bit assembly 20 is hoisted up by an ov...
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JP3049205 |
To make it possible to prevent water leakage when joint construction is used for a long period of time or when there is a gap between a frame material and a concrete structure in the joint construction for connecting between uneven steps...
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JP2000080633 |
To provide a hydraulic steel pipe capable of certainly preventing collapse of it due to an external hydraulic load by reinforcing structure to perform facilitation of manufacture as well as reducing cost by reducing weight of a steel mat...
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JP2000073336 |
To provide a foreign matter eliminator for an intake, making continuous water-intake possible by releasing floating foreign matters such as jellyfish in an alive state to a required sea area without raking them up. This foreign matter el...
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JP3038429 |
To provide a tracking system which prevents a work which is being transported by a conveyor from being moved during the transport of the work from the reading location of an image to a clamping location and is capable of easily clamping ...
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JP2000054352 |
To provide a multi-functional inlet valve capable of substituting for the functions of outlet works such as a water turbine for run-of-river type power station, maintenance outlet water turbine for dam type power station or the like and ...
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JP2000054339 |
To prevent a piping system from fouling owing to adhesion of marine creatures by providing a water jet nozzle in a pipe of a piping system and radiating cavitation ultrasonic wave to be generated by injecting jet water into the nozzle to...
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JP3030369 |
To suitably close a fixing notch hole of a fixing block, to facilitate fixing work for a PC steel rod, and further to reduce the opening width of the fixing notch hole. In a connecting structure of a concrete member, a fixing notch hole ...
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JP3026308 |
To provide a method for manufacturing a nonvolatile memory which makes it possible to prevent the deterioration of data holding characteristics before shipping for a memory cell to be natured. After data holding characteristic test (step...
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JP2000027163 |
To provide facilities which dispense with conventional large-sized machines such as a large-scale gate opening-closing device, which have simple structures and reduce the cost of construction and operation of the facilities and, moreover...
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JP2000027166 |
To provide a hydraulic turbine generator used also as a dam outlet structure capable of reducing an initial cost, self-sustaining operating power for a pump, lowering a running cost and, at the same time, operating the pump and hydraulic...
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JP2000018146 |
To generate electricity while conserving energy, by making a culvert in a hollow place on the land between the seas, communicating the both ends thereof to the seas through the water passage and rotating the water wheels disposed in the ...
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JP2000001875 |
To make it possible to equally dump a specific volume of surplus soil accumulated on both sides of an excavated ditch at a time and to enable the dispersion/mixture of the dumped surplus soil into solidified slurry within a short time. A...
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JP11351119 |
To provide a tidal current generator capable of ensuring stable power supply without depending on meteorological conditions of the sea. A water channel 13 having a flow passage almost parallel to the flow direction of a tidal current is ...
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JP11350463 |
To prevent the land from being submerged caused by a seat level rise by the earth warming gas. Caissons 6 each storing a pump and a hydraulic turbine and an offshore weir 5 are installed in parallel with a beach on the sea side of the la...
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JP11343618 |
To significantly reduce timberings as a structure high in stability of the cave itself in an underground power plant, and accordingly to secure the construction term of works, and to reduce the construction expenses. In the cave of an un...
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JP11323887 |
To provide a method and equipment for sinking a pipeline which dispense with trench timbering and have high efficiency in execution of work and which enable shortening of a term of works, improvement of safety and reduction of the cost o...
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JP11315779 |
To permit the generation of required electrical power with no pollution and with no resource consumption by interconnecting an unlimited number of wind and water turbines at a low facility cost provided there is at least a river with a v...
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JP11303152 |
To take in surface water from a scoured part of a river without damaging the natural environment. A water intake garden 7 equipped with a small-scale water intake frame 6 is constructed on a part of a revetment and a foot protection betw...
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JP11303728 |
To save resources for power generation by utilizing the weight (force) of living creatures and vehicles (including electric cars), driving cylinder-type pumps to pump up water to a water storage tank at a high position, and dropping the ...
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JP2983878 |
PURPOSE: To make it possible for underground laying works of a main pipe and lateral pipes to be performed separately without competing with each other when the main pipe and the lateral pipes are buried underground. CONSTITUTION: In an ...
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JP11247164 |
To provide a compound system for water resource development and electric power storage for enhancing environmental measures and economy by eliminating the economic shortcomings of the conventional sea water pumped storage power generatio...
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JP11247165 |
To make ocean waves to be ocean waves of a proper frequency and effectively use them for a prescribed use purpose by providing an ocean wave control means for controlling the ocean waves and an ocean wave utilization area for performing ...
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JP11243682 |
To generate power stably without low costs without depending on a dam, by providing a U-shaped long and large waterway that is constituted by a trestle on a stand ship being floated in a water source for obtaining a large amount of water...
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JP11230019 |
To infinitely produce clean electric energy by generating motive power, and converting the motive power into electric energy with a device converting the static water pressure at a certain depth of water into the dynamic water pressure. ...
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JP11229361 |
To provide a method for controlling a hydraulic turbine inlet valve, using no bypass valve or special piping arrangement for balancing flows upstream and downstream of the hydraulic turbine inlet valve, so as not to adversely affect the ...
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JP11222836 |
To install a power generation system capable of supplying power by using water power and night power at the time of the peak of power consumption in a city area. The overfall power generation system has an underground water storage tank ...
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JP11223276 |
To facilitate pipe laying work for laying a pipe in a ditch, which is carried out when a pipe such as a gas pipe, a service water pipe, a sewage pipe or the like is buried in the underground, without needing any wide work zone. A ditch 3...
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JP11223174 |
To provide a power generation system which enables continuous water supply and power generation, by using a circulation wafer feeding system of pumping up water stored in a lower tank in order to store it in an upper tank and drop it ont...
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JP11215751 |
To realize smooth largely the rotation of a generator and realize its high-speed rotation by making equal to each other the numbers of the forward and backward turns of the windings of its armature-side solenoid for the magnetic pole of ...
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JP11208576 |
To reduce the power generating cost by installing multiple floating bases such as ships in parallel with the river width direction via set intervals, arranging hydraulic turbines in contact with stream in the gaps between the floating ba...
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JP11209956 |
To provide an arched underground structure such that the vertical load of the underground structure having a space-forming arch member can be transmitted to a wide area of support ground and that a horizontal force working on the structu...
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JP2959502 |
To provide a construction method for a porous pipeline for a C.C.Box for a porous pipeline which becomes an underground buried wire combined groove. In a porous pipeline for concrete precast C.C. Box used in a underground buried wire com...
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JP11200465 |
To provide a method for forming an anticorrosion lining layer inside an aqueduct tunnel, whereby an anticorrosion lining layer excellent in corrosion and wear resistance can be formed easily and quickly on the inner peripheral surface of...
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JP11200351 |
To provide a wave power generating system capable of making use of natural energy to obtain electric power and contributing a pollution problem worldwide without providing any equipment having complicated structure in the present conditi...
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JP2953843 |
PURPOSE: To easily execute works of laying an underground pipeline, which requires excavation of pits at a comparatively short spacing for the purpose of providing sewage basins. CONSTITUTION: Pits 1, 2 are excavated with a place or plac...
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JP2949271 |
To scale down a cable leading-in construction scale to a new building after the underground burying of a cable. This perforated pipe block has a block body, in which a plurality of cable inserting holes 22, 22..., into which cables for p...
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