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Patent Searching and Data


Matches 551 - 600 out of 2,114

Document Document Title
JP3850543
To shorten time required for testing a self-boring pressure meter without lowering work efficiency even if the depth used for a pressure meter test is large and to control the disturbance of the wall of a boring hole to increase degree o...  
JP2006234648
To provide a method for a quick loading test of a pile that can obtain reliable data required for quickly and economically determining the support force of the pile.A weight 2 is dropped to the top of the pile 1. The weight 2 changes its...  
JP3848611
To increase a ground intensity in accordance with the scale of an external force or reaction force by using a suction action against an external force acting on the foundation of a building immersed in water. In an increasing method of a...  
JP3845807
To enhance performance by providing a diagonally inwardly pointed water channel in a tapered surface on the outer periphery of the end of an inner tube, and providing a water channel leading to a recess between blades at the end of a bit...  
JP2006226000
To provide a compounding method of a solidification material by which an unconfined compressive strength taking a compaction energy into consideration, a cone index, an air space ratio, a coefficient of permeability, an effective cohesio...  
JP2006225940
To provide a construction method of a foundation structure capable of remarkably reducing a construction scale, a construction period of time and a manufacturing cost by supporting the foundation structure on a lime ground.A geological s...  
JP2006219944
To propose an earth collector which more reliably holds soil samples collected in a sampler and makes available accurate soil samples with a simple construction.The earth collector 1 includes a tubular sampler 2 that consists of split pi...  
JP3841930
To provide a device of measuring ground resistance which simplifies the whole constitution while securing efficiency and reliability of connecting and disassembling works of partial rods. This device of measuring ground resistance is pro...  
JP2006208046
To provide a hydraulic shovel capable of measuring the water content of soil, using a relatively simple constitution.A bucket 6 is equipped with an excavation claw 17a on a transmission side for emitting a high-frequency pulse to soil an...  
JP3834679
To eliminate the need to draw out a drill rod so as to increase efficiency by solving the problem that sampling of a sample core during boring requires a drill to be temporarily pulled onto the ground and be inserted again into a hole wi...  
JP3832605
To provide a sampler that can positively extract a sample of the weak ground without needing a large-scare attachment. An intermediate tube 34 is arranged at the lower part of a core tube 16, and both tubes are connected to each other by...  
JP3831904
To enhance the accuracy of discrimination between stratum bedrocks in a construction range which includes a wide variety of grounds from a soft ground to a hard ground. An apparatus is equipped with: propulsion energy computing part 208,...  
JP3830395
To provide a method for forming a stake that is driven into firm ground by a drilling machine. The method includes a step for mounting a sensor to the drilling machine for measuring dynamic characteristics in a drilling tool, a step for ...  
JP2006183379
To provide an underground sampling tool installable in a tip bit part without removing the tip bit part of an excavator, reducing cost with a simple structure, capable of sampling even a sample of any depth in the ground, and capable of ...  
JP2006183322
To provide a method of testing a vertical load on an existing pile which measures a bearing force the an upper end of the existing pile and the peripheral surface friction of the same at a depth lower than a groundwater level under exist...  
JP3823255
To provide an axial force measurement method of a ground improvement pile which measures transmission state of axial force of the ground improvement pile after construction of a structure and evaluates intermittently vertical supporting ...  
JP2006177802
To probe the ground more precisely by making influence due to noise to be less likely.Current is supplied between a pair of current electrodes 3, installed at a ground 2 to be measured at a fixed period for measuring the potential differ...  
JP2006177097
To provide a vertical loading test method of a prefabricated pile capable of revaluating a proper supporting function by measuring the front end bearing capacity of the prefabricated pile in a place deeper than the groundwater level and ...  
JP3820652
To visually observe the state of the underground without boring a structure by progressing a metal pipe toward an underground structure by the application of a pipe bender, and inserting a micro television camera into the ground through ...  
JP2006169915
To provide a vertical load testing method for an existing pile performed for confirming support performance of a pile whether or not the existing pile used for an existing building can be reused as the pile for a new building when recons...  
JP2006170919
To acquire an earthquake response analyzer, an earthquake response analyzing method and an earthquake response analyzing program tailored to a behavior of an actual earthquake, and accurately analyzing an earthquake response.When a calcu...  
JP2006169758
To provide a ground bearing capacity testing apparatus which can easily measure the settlement of the ground with high accuracy, and to provide a ground bearing capacity testing method.The ground bearing capacity testing apparatus is com...  
JP3820364
To provide an intrusion sensor by which a frictional force acting on the side face of an intrusion body in an intrusion state, a total horizontal stress in a direction at right angles to a frictional surface and a pore water pressure can...  
JP2006161340
To realize the rational batch processing of the following ground information (water-bearing stratum constant) by requiring only a small number of observations or observation data, and easily and rapidly computing a permeability coefficie...  
JP2006152649
To provide a soil bearing power testing deice and a soil bearing power testing method capable of reducing an accident such that a measuring device part collides with an obstacle in moving, while accurately measuring a settlement quantity...  
JP2006152795
To provide equipment, a method and a program capable of highly accurately presuming the liquefaction strength curves.First physical quantities (mean diameter D50 and content of fine grain distributed in percent FC) indicating the grain s...  
JP3812721
To provide a sampling device of a stratum sample capable of surely sampling an areal and vertical section of the stratum in an undisturbed state. The sampling device of the stratum sample is constituted of a body having an open surface o...  
JP3811824
To provide a standard penetration testing device superior in convenience in use, and capable of highly accurately performing a standard penetration test. A scale 13 is installed in a vicinal position of a knocking block 4. A drive hammer...  
JP3813786
To provide a soil sampling and analyzing device capable of gathering soil in relatively large quantities without disturbing a layer structure in a natural state and capable of easily performing various measurement and experiments such as...  
JP3809620
To improve the efficiency of data processing by slowly lowering an automatic measuring recording device installed to a guide pole in a time- difference follow-up manner and relaxing an impact at the time of penetration. When an automatic...  
JP3807894
To develop a curing method capable of easily performing curing while compacting treated earth after adding a hardener, that is, consolidation curing including removal of oozing-out water from the treated earth and a curing device for ena...  
JP3808712
To provide a tracer inserting device and a single-hole tracer testing method capable of setting a test zone in the heterogeneous ground and optionally setting the water pressure and tracer concentration in the test zone with high precisi...  
JP2006132216
To provide a screw point for use in a Swedish sounding test, which ensures and facilitates mounting and dismounting thereof without using a special tool or without being scratched or damaged during execution of mounting and dismounting w...  
JP3803922
To provide a method and a device for testing the liquefaction and dynamic properties of ground in situ by utilizing a borehole, which can provide dynamic deformation properties with respect to a repeated load on a soil layer in an arbitr...  
JP2006124936
To provide a survey method and a survey apparatus, which enable a survey on a bedrock and the like, particularly a survey on a crack and the like to be simply and rapidly performed, and which make the survey reliable.A down-the-hole hamm...  
JP2006125949
To make an undisturbingly-taken slide plane coincide with an under-test shear plane and to cause luster of an actual slide plane and friction marks to be satisfactorily maintained on a post-test shear plane, as to a shear testing apparat...  
JP3801852
To easily and surely sample an improved soil at a predetermined position as it remains intact without being compressed, even if highly viscose, during sampling the soil in an improved ground, and to quickly sample the improved soil in th...  
JP3802510
To realize an improvement of an analyzing accuracy in a seepage flow analysis using a crack network model. After a baserock to be evaluated is modeled with a crack in the baserock as a crack network model imitated by a disc-like crack pa...  
JP3800521
To surely measure shearing wave velocity in a hard material such as improved ground or concrete. A resonator protection layer 20 is formed on an end face of a base block 11 of this bender element 10 by covering the circumference of a pie...  
JP3799699
To solve the defect of slipping-off from a set place of a core inner tube assembly that in an conventional art, a latch is closed by a maloperation by vibrations during excavation and excess back-flow water during excavation works after ...  
JP3803338
To attain an increased efficiency of work and the maintenance of a hole wall by using a submerged type boring machine in the sea bottom and adapting a wire line system. This wire line core sampling device uses a boring rod held by the ch...  
JP3800509
To simply measure a degree of saturation of ground and pump underground water for preventing liquefaction using the measurement rationally. In this method for measuring a degree of saturation which becomes an index of liquefaction streng...  
JP3800525
To simply measure the degree of saturation of ground to thereby rationally perform ground water pumping for preventing liquefaction. According to this method for measuring the degree of saturation as an index of strength to the liquefact...  
JP3797596
To provide a means capable of easily executing sampling of the impoved soil located at a required positon of an improved column body and easily making a spciment to be used for testing the improved soil without changing any condition of ...  
JP3798281
To provide a ground examining method and device capable of obtaining the accurate data of the ground. This ground examining device 1 is formed to continuously measure a rotary load and a tip depth when pressing a rod provided with excava...  
JP3798860
To enable a maximum underground water level detecting device to easily and cheaply detect a maximum ultimate water level for a limited period, smoothly remove gas generated from the bottom of a borehole in spite of small diameter of the ...  
JP3795721
To provide a small-sized automatic repeating one surface-shearing testing apparatus measuring the friction force between shearing box-test piece shearing surfaces or caused by the leakage of a sample by the small-sized high rigidity load...  
JP2006104763
To provide a screw point for use in a Swedish type sounding test, positively meeting characteristics demanded for a body part and each mounting part.The screw point 10 mounted to the tip of a rod 11 in carrying out the Swedish type sound...  
JP2006105730
To sample an excellent large soil core, by minimizing run-out when rotating a drill blade, without selecting a kind of tractor to be connected.This large undisturbed soil core sampling device is composed of a vertically movable lift part...  
JP3793726
To provide an installation device for installing an untraditional epoch making geological survey instrument in the ground. The pump device is arranged in the ground to pump ground water and provided with a ground water storage body 3 hav...  

Matches 551 - 600 out of 2,114