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Patent Searching and Data


Matches 601 - 650 out of 2,127

Document Document Title
JP3802510B
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...  
JP3800521B
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...  
JP3799699B
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 ...  
JP3803338B
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...  
JP3800509B
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...  
JP3800525B
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...  
JP3797596B
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 ...  
JP3798281B
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...  
JP3798860B
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 ...  
JP3795721B
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...  
JP2006104763A
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...  
JP2006105730A
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...  
JP3793726B
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...  
JP3788234B
To obtain continuous information with a definite bearing. In this inspecting method, a drilled hole 12 of a predetermined hole diameter is excavated and formed to a depth to be inspected in the ground 10. A ground inspecting device 14 is...  
JP2006089931A
To provide a soil cement inspection method for sampling and inspecting uncured soil cement by using a sampling rod dividable into two pieces, and to provide a device for use in the method.According to the soil cement inspection method, a...  
JP2006090874A
To provide a rapid load testing machine achieved in miniaturization and weight reduction, enhanced in testing work efficiency, having a simple structure and excellent in cost or maintenance properties.A reaction force receiving device 5 ...  
JP2006083637A
To easily obtain the rigidity of the ground in a horizontal direction of a pile compared with a conventional horizontal static loading test.In a method of computing the rigidity of the ground in the horizontal direction of the pile 1, th...  
JP3785340B
To integrally take the whole body of a core including its front end in an inner tube by releasing the core from a state where the front end of the core is pinched by means of a core lifter. The core 10 is made to enter into the inner tub...  
JP3785330B
To facilitate advancing work in collection of soil, and to facilitate geological inspection for the collected soil. A feed screw 24 is provided in an inner circumferential face of a cylindrical part 2, in this sampler provided with the c...  
JP3781022B
To provide a measuring device being constituted so that the outer peripheral surface of a pressure sensing device can be inserted into the pit of a frozen ground without fatally damaging the outer peripheral surface resulting from the ex...  
JP3782845B
To make it possible to inexpensively, easily and safely make measurement by sucking a tracer gas into a tracer gas leakage detector from an observation hole or ground surface or waste surface, detecting the presence or absence of this tr...  
JP2006070619A
To provide a core sampling boring method superior in deoxidation efficiency more than a conventional oxygen free water generating system, and including inert gas of the optional mixing ratio in response to a sampling-boring advancing con...  
JP2006070618A
To provide a core processing method for performing the whole operation on a work deck for treating a core tube for storing a core without interrupting an oxygen free state.The core tube is temporarily packed under oxygen free water store...  
JP2006063610A
To provide a convenient steel pipe press-in/extracting device for efficiently and safely performing press-in and extracting work of a steel pipe.This steel pipe press-in/extracting device is composed of a stand 7 forming a frame shape so...  
JP2006058136A
To accurately grasp an average substance migration characteristic of a sample by a quantitative data.This testing device is provided with the first chamber constitutive member 3 for constituting the first chamber 3a along the first plane...  
JP2006057380A
To provide a load testing method for a piled raft foundation in which both of a pile foundation (a pile) and a spread foundation (a raft) are used.A test pile is constructed in the ground. To structure a piled raft test object, a spread ...  
JP3774018B
To measure stress with accuracy without using a cable which demands for troubles, such as cutting or application of pressure sealing which is difficult to be executed. A water supply pipe 5 attached to an impervious device 4 having a pai...  
JP3772218B
To perform work, wherein a soil sample penetrating into a soil sampling tube is gathered by making the soil sampling tube penetrate into soil by a predetermined depth and pulling it out, in a labor-saving manner by man power. A handle ha...  
JP3772877B
To provide a water permeability test device measuring the coefficient of water permeability in the vertical direction of an in-situ ground by unagitated samples. In a vertical direction water permeability test device of the in-situ groun...  
JP3772872B
To provide a vertical water permeability testing device suitable for carrying out a method of measuring the permeable anisotropy of the in-situ ground. The vertical water permeability testing device is composed of an outer pipe rotated t...  
JP3772880B
To provide a vertical direction water permeability test device equipped with an intrusion distance decision mechanism of an unagitated sample taken in. The intrusion distance decision mechanism provided with an intrusion distance decisio...  
JP3772884B
To provide a vertical directional water permeability testing device of the original position ground capable of testing water permeability by a steady method. This vertical directional water permeability testing device of the original pos...  
JP3773772B
To perform a measurement extending over several tens km by catching a subject to be measured as a line and to perform a precise and real time measurement of distortion by suppressing the temperature of a laid optical fiber. This method c...  
JP2006045766A
To provide a technology for easily and efficiently replacing soil, capable of replacing the soil with a good-quality soil by locally and vertically excavating up to the relatively deep depth.This soil replacing method performs a process ...  
JP3768997B
To provide a rod which is brought into continuous contact with a cone moving up and down while following the vertical motion of the rod, without being corotated even if the rod is rotated for the measurement of torque. A lower cone 3, wh...  
JP3768208B
To more accurately reproduce the actual phenomena such as the change of underground water or stress condition, etc. in the field ground in which the super well point construction method is executed. The invention is an miniature model 1 ...  
JP2006037387A
To provide a permeability test evaluation system and a permeability test evaluation method capable of estimating a hydrogeological structure with high accuracy from the result of a cross hole permeability test executed in a homogenous ba...  
JP2006038455A
To provide a ground liquefaction analyzing method using an FEM program capable of simply modeling the action of water resisting against the volumetric deformation of a constitution rule of soil when earthquake response analysis consideri...  
JP3765093B
To simplify the structure of a wire line unit, by fitting loosely a piston provided in a core barrel head of a recessed part provided in a guide coupling and confirming the set condition. This set confirmation device is constituted of a ...  
JP3765091B
To provide an overshot for use with a wire line sampler which is easy to unlatch, when drilling the ground with a boring machine and sampling a sample core. A main shaft 44 resiliently energized via a cylinder body 43 and a compression c...  
JP2006028755A
To provide a general calculation formula on breaking, bearing power and allowable unit stress of the improved ground.As a calculation method on breaking and allowable unit stress of the improved ground, an analysis method based on stress...  
JP2006028988A
To provide a device which forms a collection hole on the ground for collecting/inspecting gas or underground water in soil in a fire-ban area without using a temporary fireproof wall or a flameproof sheet.The device for forming the subst...  
JP2006023264A
To provide an apparatus for measuring horizontal/vertical components that can be set in one hole.A displacement sensor that has inner and outer pipes, incorporates a clinometer in the inner pipe, and detects the axial displacement betwee...  
JP2006016901A
To provide a highly accurate numeric value analyzing method capable of quantitatively incorporating influence of rigidity with respective layers of the improved ground into a settlement/ stress calculation.This equivalent elasticity anal...  
JP2006009319A
To precisely discriminate respective strata (clay, silt, sand, gravel and others) of a ground uninvestigated point.A factor ai to respective explanation variables is formed, by performing a multiple regression analysis for a plurality of...  
JP2006009262A
To provide a system, a method and a program for creating and displaying a geologic structure model, which enable the removal of an unnecessary stratum section without designation and selection by a user.This system for creating and displ...  
JP2005350997A
To determine the physical quantities of various grounds by enhancing the accuracy of the result of measurement and providing a survey method with many loading stages and many cycles, when irregularities exist on a ground installation sur...  
JP2005350873A
To provide a rod which is brought into continuous contact with a cone moving up and down while following the vertical motion of the rod, without being corotated even if the rod is rotated for the measurement of torque.A lower cone 3, whi...  
JP3753913B
To create an improved columnar body having a node for enhancing the bearing power for the ground and provide a means for confirming whether a target for the improved soil has been produced. This soil improvement stirring machine 100 with...  
JP2005344309A
To provide a device for evaluating the soundness of the ground in a short time using a small and simple device, a soundness evaluation method, a ground soundness evaluation program, and a computer readable recording medium recording the ...  

Matches 601 - 650 out of 2,127