Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 801 - 850 out of 14,361

Document Document Title
JP2015081500A
To provide an opening/closing apparatus of a land lock or a water gate which opens/closes the land lock or the water gate in daily operation, and can drives the land lock or the water gate without using electric energy from the outside e...  
JP2015078679A
To prevent generation of air suction vortex.A pump (gate pump 10) includes a suction part 20 provided in a water bath (upstream side flow passage 1), and suctions fluid in the water bath 1 in the horizontal direction and discharges the f...  
JP2015078571A
To provide an impervious body installation structure and an impervious body installation method in which the securing of a storage place is easy, and the water entry to the inside of a building can reliably be inhibited in a simple work ...  
JP5704887B2  
JP5705797B2  
JP2015074971A
To safely generate electric power even in an erosion control dam having no drain hole.An erosion control dam hydraulic power generating system comprises a catchment device for damming up and collecting a water flow of widely flowing down...  
JP2015074913A
To provide an inflow sediment collection and discharge device which can be used for removing accumulated sediment in a reservoir such as a river, a pond, a lake or a dam lake with the inflow sediment collection and discharge device place...  
JP2015071922A
To provide a water gate opening-closing device and an opening-closing control method capable of stably descending by controlling its descent speed when descending a door body.According to this opening-closing control method, when descend...  
JP2015071857A
To close a gate automatically.A breakwater door includes a rotation shaft 2 which is arranged along the vertical axis and a door body 3 which has a base end supported by the rotation shaft 2 and closes a gate 51 under an opening situatio...  
JP5701948B2  
JP5699888B2  
JP2015068423A
To provide a method and a device for opening/closing a valve.A method for opening/closing a valve includes the steps of: holding an electric power tool in a person's arm; rotating an input part 3 by rotating an output part 2 of the elect...  
JP2015067981A
To provide a dredging system of a dam capable of continuing dredging work even when clogging is caused in a dredging discharge pipe, and capable of reducing a work burden for eliminating the clogging.A dredging system 100 of a dam compri...  
JP2015063840A
To provide an open type sand prevention dam and a method of constructing the open type sand prevention dam capable of being precisely and swiftly constructed in a river and capable of preventing sheath pipes being locally destroyed due t...  
JP2015063841A
To provide an open type sand prevention dam and a method of constructing the open type sand prevention dam capable of trapping boulders and drift woods flown down in a river as a bank to prevent the boulders and drift woods from being sc...  
JP2015064649A
To control the opening of a dam gate to an appropriate value while suppressing control delay.A gate control device 10 for controlling a dam gate 3 includes: a water level measuring unit 11 measuring a dame water level H; a target opening...  
JP5697695B2  
JP5697257B2  
JP5691110B2  
JP5695048B2  
JP2015059379A
To provide a water stop device with which establishment operation becomes easier.An opening part 5 which opens in a vertical direction is formed with a wall 2 which is formed on a sidewalk 1 on the ground and has a c-shape in plane-view....  
JPWO2013042735A
A round steel pipe pillar which inserts a steel slit dam into basic distance pipe material embedded at right angles to the foundation, and the basic distance pipe material, and stands straight, It is a steel slit dam constituted by insta...  
JPWO2013042735A1
鋼製スリットダムは、地盤に鉛直に埋め込ま れた基礎鞘管材と、同基礎鞘管材内に挿入し て直立する丸形の鋼管柱と、を備える自立式 鋼管材を複数設置して構成される鋼製ス...  
JP5690921B2  
JP5690197B2  
JP2015055076A
To provide a support structure which reduces impact during a collision from a predetermined direction efficiently.In a support structure used for a sand arrestation dam, a landslide suppression pile, a protective fence for a vehicle, and...  
JPWO2013031294A1
防水板の動作の確実性を向上させることがで きる防水板装置を提供する。通路から建物等 への浸水を防止するために路面から上昇して 水を堰き止め可能に形成される防水板1...  
JPWO2013031294A
A waterproofing board device which can raise the certainty of operation of a waterproofing board is provided. Waterproofing board 17 which goes up from a road surface, dams up water, and is formed possible in order to prevent flood from ...  
JP2015055148A
To provide a waterproof plate device capable of being simply installed.A waterproof plate device includes a pair of jambs (12) capable of being attached to a building opening, and a waterproof plate (20) that is ascendably/descendably pr...  
JP2015052226A
To provide a portable drive unit of an opening and closing machine, the drive unit that is small and light, and facilitates portability.An opening and closing machine 1 includes a handle 3 for opening and closing a gate. A portable drive...  
JP5687162B2  
JP5685446B2  
JP2015048684A
To precisely detect a compaction position of a compaction operation by a work machine by utilizing a GPS.A compaction attachment 7 is mounted atop of a movable arm member 3 of a work machine 1 having the arm member having one end support...  
JP2015049199A
To provide a presentation data accumulation system, a display device, a presentation data providing method, and a program for providing information that enables even an unexperienced river administrator to make an appropriate determinati...  
JP2015048622A
To provide an impervious wall of not hindering the rise of a tide preventive plate when rubber packing is damaged when the tide preventive plate floats up.An impervious device comprises the impervious wall 14, a guide part 24 provided in...  
JP3196422U
[Subject] A spindle screw cannot be buckled easily and a breaker for sluices which aims at sluice switching operation by continuous and light handle rotation and mitigation of a maintenance is provided. [Means for Solution] It supports w...  
JP2015045135A
To provide an opening/closing member-locking device in which a dead bolt is never unlocked by vertical motion or vibration at the time when a pedestrian steps therein, and which has high reliability and furthermore can be operated easily...  
JP5683056B1
[Subject] A complicated structure and operation are avoided, natural power is utilized well, and the multi stage movable-type breakwater which operates with high reliability is provided. [Means for Solution] A structure is made into fold...  
JP5681738B2  
JP3196286U
[Subject] A weight saving can be carried out and 陸こう unit-ized as an assembly type is provided. [Means for Solution] By making a main girder of 陸こう into trussed structure, the weight saving of the amount of the steel material...  
JP5681322B1
[Subject] In installing a portable type bank in the foundation, a wall surface panel can be attached by simple operation between supports installed side by side on the foundation, between concave insides of a side edge part of a wall sur...  
JP5681321B1
[Subject] When an entrance of a structure is faced and a cut-off wall is formed, between a support which enabled installation of a support free [attachment and detachment], and installed it on the foundation, and the external surfaces of...  
JP2015040467A
To realize display of precise data on opening of a water gate over a maximally long period.An opening display system comprises an opening gauge for measuring the opening of the water gate, a signal converter for outputting a measurement ...  
JP2015038288A
To provide a water reservoir capable of preventing water stoppage even when a reference water level largely lowers and superior in maintenance performance, a flap gate provided in the water reservoir and a dam with gate having the flap g...  
JP5672559B2  
JP2015031146A
To automatically protect flooding such as overflow to a road having a function of tsunami embankment or embankment, flooding of a tsunami to a river entrance, or reversely flooding form a river upstream at the time of abnormality by util...  
JP2015028255A
To provide a waterway structure which can efficiently remove sediment accumulated in a waterway, without stopping operation of a power plant, and which can drastically reduce labor, costs and the like required for overflow stream power a...  
JP5661390B2  
JP2015014167A
To provide a hydraulic type opening/closing device of a tide gate, capable of automatically performing full closing/full opening of the tide gate even when operation of a change-over valve or driving of a hydraulic pump cannot be carried...  
JP2015014122A
To provide a flash board structure, excellent in water pressure resistance, and also simple in fitting work to a sidewall of a water channel.The flash board structure comprises a pair of first flash boards 2 fitted to both sidewalls W of...  

Matches 801 - 850 out of 14,361