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Patent Searching and Data


Matches 801 - 850 out of 13,934

Document Document Title
JP2013087428A
To provide a sluice device which prevents the occurrence of water leakage and stably performs the lifting and lowering operation of a lid body.In a sluice device 1, a lid body 10 is formed in a disk shape capable of closing a drain hole ...  
JP2013087510A
To attain a press fixing amount according to an erected state of a door body.A watertight structure is between a door body 2 and a side part door stop 3 of a floating body type flap gate 1 installed at an opening or a gateway and provide...  
JP2013087418A
To fit many round timbers to a round timber fitting body extremely easy and tightly, to mutually fix the respective round timbers in a close contact state, and to facilitate assembly work while substantially no gap formed among the respe...  
JP2013079557A
To provide a movable breakwater which eliminates a complicated mechanism and operation, utilizes natural forces well, and operates with higher reliability.A breakwater is constituted of a structure made of light material plates and a fra...  
JP2013076294A
To provide a floating body type derricking gate facility capable of forcibly making a door body to perform rise/fall operation by arbitrary operation when deposition of sediment occurs or it is necessary to carry out inspection, maintena...  
JP5190052B2  
JP2013072176A
To provide a civil engineering structure that can reduce the amount of sediment etc., to be removed when forming a flat surface for installation on a slope and also reduce acting external force.An excavation surface 92 having a larger ti...  
JP2013067960A
To provide a heating device for concrete structure that can efficiently conduct heat generated by a heater to a heated member without diffusing it to concrete.There is provided a heating device 1 for concrete structure including a heated...  
JP2013069468A
To provide an induction heating apparatus, along with its construction method, capable of absorbing core displacement between an end part of a tube body of one induction heating unit that is connected and an end part of a tube body of th...  
JP2013068015A
To easily open a gate body even in the case where a foreign substance is mixed or drain water is a little, and to close the gate body even in the case where a water level of a river is stagnant or the water level rises slowly.In a flap g...  
JP2013064300A
To stand up even if a gate body is damaged by passing of a vehicle or collision of a falling object under a falling state and to maintain a standing state even if the gate body in the standing state is damaged by water pressure of tsunam...  
JP2013064233A
To secure strength and watertightness while preventing enlargement of a door body.A tide gate for opening and closing an opening 101 of a building (structure) 100 includes an outer door 1 for covering the opening 101 and receiving a wate...  
JP5180763B2  
JP5180945B2  
JP5178155B2  
JP3182690U  
JP5173988B2  
JP2013056444A
To provide a self-repairing mat and a water leakage detection system, the detection precision of which can be enhanced and in which dirty water or the like can be prevented from being diffused through a damaged portion until the detected...  
JP5171099B2  
JP2013053456A
To provide an overhang-section and balustrade-section structure of a concrete dam, and a construction method for an overhang section and a balustrade section, which can achieve respective items such as laborsaving, manpower saving, the s...  
JP2013053423A
To provide a dam controller capable of automatically and surely stopping and restarting gate control accompanying earthquake occurrence.According to this embodiment, the dam controller includes a gate controller, a receiver, an earthquak...  
JP5166310B2  
JP5166311B2  
JP5166309B2  
JP5165455B2  
JP5165505B2  
JP3182246U  
JP2013050019A
To provide a method which enables a hydraulic fluid with pressure to be continuously supplied to a hydraulic piston motor for ascent/descent of a gate until the complete descent of the gate without use of an electric power source when th...  
JP5163994B2  
JP5162682B2  
JP5161648B2  
JP2013047426A
To provide a transmission type dam and a construction method thereof in which increase in the number of components is suppressed and work can be simplified by omitting such a member as to disturb the work when throwing in or rolling a ha...  
JP5155783B2  
JP2013044167A
To provide a door body structure enabling a door body to rise even if it is damaged due to vehicle passage in its fallen state or collision of a fallen object, and capable of maintaining the rising state even when the door body in the ri...  
JP2013044199A
To provide a method for repairing a waterproof joint which enables work to be reliably, easily and inexpensively performed without further deteriorating water sealing performance of the existing waterproof joint as a repair object when t...  
JP2013044138A
To provide a repair method of an existing water shielding sheet for joining a polyethylene water shielding sheet to an existing vinyl chloride water shielding sheet, and a water shielding sheet for intermediate joining used therefor.The ...  
JP2013044650A
To diagnose a degree of deterioration of devices of an opening/closing apparatus.An opening/closing apparatus 2 for a water gate 1 includes: a wire rope 8 whose one end side is wound around a drum 6 and the other end part is held on a da...  
JP2013044220A
To provide a waterproof plate device capable of improving certainty of an operation of a waterproof plate and a degree of freedom in control of the waterproof plate.A waterproof plate device includes: a waterproof plate 17 configured to ...  
JP2013036229A
To provide a water gate which can surely discharge water with a simple structure and without requiring power even when the amount of water flowing through a water passage is small, and can surely close a drain port to prevent a backflow ...  
JP5149098B2  
JP5143001B2  
JP5143699B2  
JP2013028901A
To provide a breakwater which has a simpler structure than a conventional water gate structure which is made of steel and has watertight performance, and is reducible in weight.The breakwater is a box body comprising a structure having s...  
JP5140043B2  
JP2013023833A
To provide a door body opening/closing device which is capable of easily performing opening/closing operations without a driving source such as an electric motor or a prime mover with a simple structure.A door body opening/closing device...  
JP2013023834A
To provide a backflow prevention gate which is excellent in a function of preventing liquid leakage between a lower sealing member covering a pivot part of a door body and an inner side face of a flow path.A backflow prevention gate 10 c...  
JP2013023910A
To provide a freezing preventing device for an intake gate, in which bubbles may not be sucked from a water inlet and installations can be simplified and downsized.For taking surface layer water from a dam, a heater 6 is provided on a wa...  
JP2013019191A
To surely seal between waterproof doors by obtaining a large pressing force with a simple configuration.Projection thread parts 21, 21 which are mutually closed at a predetermined clearance at an erected position are formed on the edges ...  
JP2013019112A
To provide a suction conveyance device for underwater sediment and a suction conveyance method for underwater sediment which can suck and remove the sediment efficiently and economically by increasing the layer thickness of the sediment ...  
JP2013019155A
To provide an induction heating apparatus, which supplies an AC current to an insulated conductor arranged at a member to be heated, such that the need for rust-proofing on a tube body through which the insulated conductor is run is elim...  

Matches 801 - 850 out of 13,934