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Patent Searching and Data


Matches 701 - 750 out of 2,115

Document Document Title
JP2005105770
To provide a method of accurately calculating a stress, a coefficient of rupture mode support force, and an allowable stress intensity in a multi-layer ground.An equivalent conversion thickness theory provided by generalizing a Barber me...  
JP2005105582
To prevent having influence of noises on a worker as a low noise, by carrying a vibration damper in a soil investigating site by passing through a narrow space of a degree capable of passing a person.An air damper 20 is equipped on both ...  
JP2005098018
To provide a method for measuring a ground pressure between a foundation and a bearing ground for using the foundation of an existing structure, according to which a possibility of using the foundation of the existing structure, for exam...  
JP2005098014
To provide a loading implement for a rapid loading test of a pile, which does not require a large-scale apparatus as in a case of a heavy weight drop method, hardly causes noises nor ground vibrations, and has no need of using a cushioni...  
JP2005090045
To easily perform operation with a simple structure.This sampling device 1 of the soft ground has a vertically extending cylindrical body 4 supported in an eccentric position of a driving shaft 2 supported so as to be liftably drivable a...  
JP2005091295
To provide an ground water level survey method capable of reducing the period and cost of a survey by dispensing with a boring work in a range needing the ground water level survey.This method comprises a level measuring step of measurin...  
JP3662007
To select a cone intrusion test of high accuracy and ground sampling using a fixed piston. In this fixed piston sampler with a cone function, a cone part 5 with the cone function is disposed at the tip of a piston 6 in a hollow pipe of t...  
JP2005083001
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 chu...  
JP3660578
To provide a method capable of easily estimating strength of the ground by simple work. A bit 114 of a boring machine 110 bores a hole in the ground, for example, after boring data for every 5 mm depths is collected, the boring data is p...  
JP2005076200
To provide a soil sampling apparatus which can collect soil samples in a depth direction, that are necessary at every predetermined work, without hindering execution of deep chemical mixing, by carrying out simple work with safety and wi...  
JP2005068802
To provide an easily and inexpensively performable quick loading test device for a pile.This device is used for a quick loading test for the pile performed by impacting a pile head 4 by a weight 3, and is composed of the weight and a sho...  
JP2005068707
To provide a rapid loading test device of a pile for simply obtaining highly reliable data as data necessary for estimating support force of the pile driven into ground in a short time.The rapid loading test device of the pile comprises ...  
JP2005061102
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...  
JP2005061946
To enhance work efficiency in a sampler for core collection.A tube body 11 is rotated while being supplied with a fluid such as water or air. A screw-shaped impeller 12 of a vibration generator 14 is rotated by the fluid supplied by the ...  
JP2005060955
To provide a sampler in the ground capable of efficiently and accurately investigating a state of contamination.The sampler 1 in the ground approximately comprises a hollow cylindrical boring pipe 2 and a sampling attachment 3 provided t...  
JP3653168
To provide a construction method that is economical in terms of both working hours and expenses. A plurality of blastholes 1, 1... are provided in the area of the ground for consolidation, and pore-water pressure in the ground is measure...  
JP2005054395
To provide an automatic penetrometer which can automatically obtain positional information such as an address of a test location.This automatic penetrometer, which comprises a liftable or lowerable platform 4 which is lifted/lowered alon...  
JP3646200
To obtain a measuring method in which the shear rigidity of soil in its side fluidization can be measured precisely by a method wherein a torque is applied to the soil in a hollow specimen, a strain is generated, a pulse signal is given,...  
JP2005042446
To derive an elastic modulus of the ground by relatively easy work.A load value and displacement of a time series by a FWD test are acquired by a load acquiring part 210 and a displacement acquiring part 210. The corresponding relationsh...  
JP2005036570
To provide a point penetration testing method using a dynamic cone penetration testing machine and a penetration testing machine used for the method capable of measuring N-value of more accurate ground in a state to have no circumferenti...  
JP2005036405
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 ham...  
JP2005036581
To provide a vertical loading testing method of the directly under ground confirming availability of the directly under ground of a structure without pulling down a foundation of the existing structure.A part of a foundation slab coming ...  
JP3643579
To provide a soil mining apparatus with superior impact resistance, which can widen the diameter of a mining tube. The soil mining apparatus is provided with the mining tube 10, a cone 20 which has a diameter capable of blocking a top ap...  
JP2005030073
To highly accurately control a compaction degree of a vast compaction constructing area in real time.A CCV specified value is determined by inputting a CCV measured value when performing test work execution by a compaction machine (Step ...  
JP3640779
To provide a sounding testing device used for a Swedish sounding testing method, in which labor-hours are not required and by which accurate measurement is conducted easily. The sounding testing device has a rod 10 with a screw point, in...  
JP2005023644
To provide a screw point capable of providing an investigation result of expressing true properties of the ground, in the screw point used for a Sweden system sounding test.This screw point 12 is formed by arranging a spiral projecting p...  
JP2005023560
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 ...  
JP2005023547
To provide a penetration testing machine capable of preventing damage of a part at dividing/assembling time, by simplifying a connecting part structure of respective block elements.This automatic penetration testing machine has a stand 2...  
JP2005016185
To simply assemble and disassemble a strut fixing device and to effectively use a strut.In an automatic penetration testing machine, a strut fixing member 10 of a base 2 is provided with a pressure block 11 freely projecting and recessed...  
JP2005016145
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 o...  
JP2005016186
To provide a penetration testing machine, always smoothing the elevating operation of an elevating table.This penetration testing machine includes: an erected column 2; the elevating table 3 provided to elevate along the column 2; a chuc...  
JP2005016187
To provide a penetration testing machine, quickly and easily installed in a predetermined attitude.This penetration testing machine includes: an elevating table 3 elevated along an erected column 2, a chuck 4 provided on the elevated tab...  
JP2005009983
To provide a ground information processing method which accurately and speedily computes ground information to be used for designing an earth resource system.A surface wave exploration means 4 is used to nondestructively detect the condi...  
JP2005009253
To provide an automatic penetration testing machine and a method for pulling out a penetration rod by which the penetration rod can be pulled out surely from a ground.The automatic penetration testing machine has a vertically movable pla...  
JP2005002731
To provide a rod chuck of a penetration testing machine having high strength and maintenability.This rod chuck is constituted to hold a penetration rod 6 by engaging a steel ball 42 with a long groove 6a of this rod 6, by inserting the r...  
JP2005002711
To easily and correctly determine a critical hydraulic gradient of soil.A hole is drilled in the water permeable ground; a hydraulic gradient is increased by gradually reducing a water level in a drilled hole 3; a boiling phenomenon of j...  
JP2005003657
To find frequency effects in a polarization characteristic as one of electrical characteristics of the ground, in response to a distance in the direction of an axis of a drill hole and a distance in a direction orthogonal to the axis of ...  
JP3631631
To smoothly draw out a penetration rod while reducing labor burden of operators for the drawing work for the rod. This device is provided with a slide block 13 which can be linearly and reciprocally slided by the drive of a hydraulic cyl...  
JP3629676
To sample water from a plurality of aquifers by boring one site at the same position. This multiple observation well for aquifers comprises outer pipes 1, 2 each having at its lower end 13 an intake 16 for sampling water from the aquifer...  
JP3632023
To provide a soil investigation method capable of discriminating the natural ground, a colluvial deposit, a cavity or the like by utilizing drilling data obtained from a rock drill. In the soil investigation method based on the drilling ...  
JP2004361193
To easily perform the in-situ collection of samples and implement highly precise water permeability tests on the collected samples under a pressurized condition in a triaxial state similar to their original positions.This water permeabil...  
JP3629002
To make the work of testing simple and easy, and reduce the working time of the test when carrying out water permeability test of a standing timber. The apparatus for testing water permeability 13 includes a measuring means 14 which meas...  
JP2004354195
To provide an evaluation method for a cavity and loose region of a sandy ground capable of appropriate determination by using the test results of the specific resistance distribution and the results of an original position test of a stan...  
JP2004347490
To precisely and exactly express liquefaction of a ground, based on acquired information, and to allow easy measurement at a low cost.In this intrusion probe intruded into an underground to examine a liquefaction characteristic of the gr...  
JP2004346573
To accurately evaluate quality while cutting down time, labor and costs, even if an area of ground, whose quality is to be determined, is large.When the ground is constructed (step Sa1), indexes about the ground are actually measured at ...  
JP2004346668
To provide an automatic penetration testing machine which can always quickly carry out change of a load.The automatic penetration testing machine has a sprocket 21 rotatable upon penetration of a penetration rod 6 into the ground, and a ...  
JP2004339754
To provide a casing pipe type soil sampler capable of increasing efficiency of sampling work of a soil sample and obtaining continuity of the soil sample sampled over a plurality of times.The inside of a sampler body 21 is filled with th...  
JP2004339820
To improve workability of sampling of soil under an underground floor slab, and to ensure cut-off performance even if the underground floor slab is thin.This method comprises: a process for fixing an impervious device 4 to the undergroun...  
JP2004339840
To simultaneously collect soil samples at two places in a surface layer and a deep layer by using a structurally simple device.A core tube 1 for the surface layer is fixed to an outside holder 32 by means of a chuck 5. A core tube 2 for ...  
JP2004340604
To provide a sand sampling auxiliary instrument capable of sampling sand effectively.A plate part 1 having side plates 3 and a top plate 4 formed thereto is vertically embedded in sand soil. Window parts 2 and window plates 5 for opening...  

Matches 701 - 750 out of 2,115