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Patent Searching and Data


Matches 801 - 850 out of 14,246

Document Document Title
JP2014173375A
To solve a problem in which a floor surface has a step formed when lower door stop hardware in a projection shape is installed while there is conventional lower door stop hardware in an uneven shape available as a watertight structure, s...  
JP2014173252A
To efficiently and inexpensively transfer sediment invading dam reservoir effective capacity to a dead water region.A sediment transfer facility 10 is constituted of a sand storage dam 11 for capturing gravel (including drift wood) of a ...  
JP2014173248A
To make it unnecessary for divers to dive and remove the bottom material which deposits in a door body storing space of a storage part.A stand-and-lie gate type breakwater closes a port entrance by making a lying door body 1, which is st...  
JP2014169575A
To provide a rubber weir capable of reducing vibration by a water flow of a rising-up state.The rubber weir 1 is installed along the width direction of a waterway so as to open-close a flow passage, and comprises a cylindrical flexible b...  
JP2014169590A
To provide a dam sand sluice opening/closing control device capable of automatically ensuring a responsibility outflow rate to a downstream river at the time of tripping of a hydraulic turbine generator.A dam sand sluice opening/closing ...  
JP2014169541A
To provide a roller gate capable of increasing the self weight of a door body without impeding maintenance of main girders, etc. of the door body.A roller gate 1 for opening and closing an opening of a flood discharge port or a water int...  
JP5592462B2  
JP2014167221A
To provide a central control device capable of simplifying maintenance work for a related device by performing centralized control of information for dam control.A central control device 3 includes an information acquisition unit and an ...  
JP5588567B2  
JP2014163124A
To provide a water cut-off door system which actuates doors of various facilities having possibility of suffering from flood damage only by natural force when the need arises, and in which a water cut-off door actuates smoothly even when...  
JP2014162563A
To provide a volumetric feeder capable of avoiding the blade damage caused by coarse fragments, and to provide a method for application of compact soils using the volumetric feeder.A volumetric feeder 1 is provided with: a hopper 2 in wh...  
JP2014163202A
To prevent the occurrence of a disaster accident by surely and quickly draining storage water stored an upstream side water reservoir of a natural dam generated by an earthquake and a rainfall to its downstream side lowland by the siphon...  
JP2014163067A
To provide a water gate control system which enables automatic management/operation of a facility of a water gate, and ensures safe ship navigation.A water gate control system includes a receiving apparatus, an image processing unit, and...  
JP5582965B2  
JP5582891B2  
JP5580721B2  
JP5580785B2  
JP2014152542A
To provide an automatic sheet laying carriage capable of automatically covering a concrete placing place, treating rainwater as desired, and preventing the extension of a construction term.An automatic sheet laying carriage 1 is configur...  
JP2014152523A
To provide a dam downstream structure capable of easily recovering and treating sediment accumulated in a dam upstream side and being installed without being influenced by the scale of the dam and an environment surrounding the dam.A dam...  
JP2014148874A
To duplex an air supply configuration without requiring a spare air supply device.In a flap gate-type breakwater, a door body 11 consisting of door body blocks 12a-14a, 12b-14b arranged in parallel in the width direction of a channel is ...  
JP2014148843A
To provide an intake blocking gate device for automatically performing intake amount control and preventing excess intake, while implementing simplification of a mechanism for opening/closing an intake.An intake blocking gate device 1 co...  
JP2014148790A
To prevent sediment from accumulating on a bottom of water such as a reservoir of a dam and a river.In a method for preventing sediment accumulation, a special ejector 2 is: installed at a sediment intake point P1 where sediment is taken...  
JP5571615B2  
JP5571526B2  
JP5572538B2  
JP5571146B2  
JP5565576B2  
JP5565741B1
[Subject] A flood from the river upper stream, etc. waterproof automatically rise of water at the time of abnormalities using this rise of water in flood to a 溢 style to a road with a function of a bank of tsunami, or a bank, and a riv...  
JP5563261B2  
JP2014136885A
To provide a pull-up type gate capable of ensuring a discharge function of sufficient water quantity even if a door body is damaged while it closes a water way and trouble occurs in opening/closing of the door body in the pull-up type ga...  
JP5559950B1
[Subject] A complicated device and operation are avoided and a movable-type breakwater with which operation is made to be performed with high reliability is provided by the design which utilized natural power well. [Means for Solution] A...  
JP5555339B1
[Subject] While collecting easily earth and sand deposited on the upper stream side of a dam and being able to process them, structure of the dam lower stream which can be installed is provided without being influenced by a scale of a da...  
JP5552143B2  
JP5550310B2  
JP5543931B2  
JP2014125762A
To provide a tide gate by which removal of inner water can be surely performed even when a door body cannot be controlled to open.A tide gate is installed in a river 1, and is controlled to open/close so as to open an aqueduct 3 during a...  
JP3191636U
[Subject] A simple drainage system for preventing flood of a tributary stream valley in a test run at the time of an equipment periodic check of a pump etc. is provided. [Means for Solution] A drainage system is provided with the followi...  
JP2014118707A
To provide a moving carriage capable of moving a transport pipe of concrete slope transport facilities efficiently at low costs.A moving carriage 1 includes: a frame which is formed cylindrically to an oblique up/down direction along a d...  
JP2014118774A
To install a floating body type flap gate without impairing its appearance and even in the case where an accommodation space for a water level following mechanism in the case of shock absorption/fall-down when assisting rising of a door ...  
JP2014119266A
To provide a water management system capable of realizing secure water management by accurately measuring a water level and the like all the time depending on a change of a bottom of a water area.The water management system is configured...  
JP2014118753A
To provide a rubber weir repair device which is advantageous for securely repairing a broken place while speedily and easily performing repair work.A guide part 22 and respective moving bodies 14 are inserted into a rubber weir from a br...  
JP2014114550A
To provide a dam's discharge gate which: is simple in the structure; does not get its watertight member damaged by the pressure of the water discharged through a downstream side opening of a discharge pipe even when a door body is slight...  
JP5529825B2  
JP5529001B2  
JP5532358B2  
JP5524783B2  
JP2014109170A
To provide a flood gate opening and closing device which can minimize the load on a contact part between respective pins of rack rods and pin gears by improving opening/closing capability without making a structure complicated.A flood ga...  
JP2014109168A
To provide a flood gate opening and closing device which suppresses costs and is compact.A flood gate opening and closing device 1 has a centrifugal brake 15 coupled to a first drive path 9 of drive paths 9, 10 of two systems independent...  
JP2014109133A
To allow a water-intake time form in a normal state and a water non-intake time form of a gutter for water intake in a flood or when sediment and the like are accumulated on a bottom to be easily switched, and to enable inflow of fallen ...  
JP5516901B2  

Matches 801 - 850 out of 14,246