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Patent Searching and Data


Matches 451 - 500 out of 4,087

Document Document Title
JP4868362B2  
JP4864580B2  
JP2012017641A
To solve the problem in which it is very difficult to use a conventional soil sampling device for soil sampling from a small-diameter hole bored by testing equipment such as a Swedish type sounding testing equipment in a sandy soil layer...  
JP2012012918A
To solve the problem that, when it is intended to collect a core with a known bearing during a soil investigation boring, a twist in a non-rotary rod as accumulation of machining errors in members and co-rotation with a rotating boring r...  
JP4858878B2  
JP4851836B2  
JP2012001999A
To solve the problems that a conventional soil support force measuring method using a plate loading test device is large-scaled and takes long time and a high cost to measure soil support force, and immediate coping cannot be performed w...  
JP4847107B2  
JP4844924B2  
JP4845196B2  
JP2011252812A
To highly precisely and efficiently detect a bleeding channel in a bedrock, especially a bleeding channel with small permeability.A system 1 of this invention for detecting a bleeding channel in bedrock includes a freshwater tank 9, a co...  
JP2011246911A
To provide a method for measuring settlements by stratum with less workload and a low cost.Simple settling bars 1, which are rods 11 with a screw 12 disposed on one end thereof, are prepared corresponding to the number of strata whose se...  
JP2011246923A
To provide a soil collection pipe device which enables soil to be collected in a curve excavation path by means of a free curve excavator, soil constituents to be accurately examined and the collected soil to be easily taken out.The soil...  
JP2011247678A
To provide a groundwater level observation system for easily, widely, and efficiently measuring the distribution of groundwater level without necessity for digging many wells for observation.One or few wells 13 for observation are instal...  
JP4831597B2  
JP4829663B2  
JP2011241536A
To provide a working method that prevents a rover from becoming unable to travel due to its wheels being stuck into regolith or getting damaged from rolling over a rough terrain during collecting samples or the like on the moon surface.T...  
JP2011241668A
To provide an on-site vane test device mounted with an electrically driven gear which enables a rotation force to be applied from a place adjacent to and above soil under test in the ground without limit of a test depth by mounting an el...  
JP4827910B2  
JP4825650B2  
JP2011236554A
To be able to collect a sample at the targeted depth position easily and securely by eliminating the possibility that a pile hole infill on the way to the targeted depth could be attached around the undersurface of a upper external cylin...  
JP2011231568A
To provide a pore water pressure measuring device for repeatable use, soft ground improvement method using the same, a method for determining a dynamic state of a ground for underground installation, and a method for determining a dynami...  
JP4814288B2  
JP2011226157A
To provide a soil sampling device capable of surely sampling a soil sample from desired depth and secure a sufficient sampling amount in the case of a ground survey.A soil sampling device uses a Swedish type sounding testing machine whic...  
JP2011226084A
To provide a sea-bottom-seating type sea-bottom boring machine 1 which can efficiently collect a sea-bottom deposit layer M sample and a sea-bottom bed rock layer N sample.The sea-bottom boring machine 1 includes a drill head 3 liftably ...  
JP2011226186A
To provide a protection cap which can protect a drilled section necessary for ground improvement or soil investigation on a runway and the like, maintain the function of the runway and the like, and prevent human errors such as omitting ...  
JP4809708B2  
JP2011220003A
To provide a quality control method for pile enabling simplified assessment on the soundness of a pile and having high reliability on its assessment.The soundness of a pile is assessed based on the natural frequency calculated by vibrati...  
JP2011219969A
To allow a sampling port to be opened and closed even when the sample to be sampled is soft, to make sampling from a sampling port smooth irrespective of the hardness of the hole bottom of a drilling hole or the circumference ground, and...  
JP4806116B2  
JP4802813B2  
JP4803531B2  
JP4803812B2  
JP4798787B2  
JP4790504B2  
JP4787082B2  
JP4787001B2  
JP4786491B2  
JP2011190657A
To improve a core sampling state by applying a driving force to a core tube from its axial direction as much as possible.A boring method for sampling a core for a geological survey in a core tube 2 by transmitting a rotational force and ...  
JP4783701B2  
JP4777474B1  
JP4776031B2  
JP2011179284A
To provide a soil sampling device by which a cubic capacity of a sampling space for housing a soil sample is sufficiently secured, the collected soil sample is taken out from the sampling space easily, and the soil at a non-target underg...  
JP4771173B2  
JP2011174767A
To provide a method for measuring a moisture content in the depth direction of a ground which enables measurement of the distribution of the moisture content (saturation rate) in the depth direction of the ground and enables grasp of a s...  
JP2011174768A
To derive the distribution of a moisture content (saturation rate) in the depth direction of a ground.Heat is given to the ground 1 by a heating wire 4 and the amount of temperature rise corresponding to the depth is measured by an optic...  
JP2011174313A
To provide a bearing capacity measuring device of a hydraulic press-in machine capable of measuring a bearing capacity of the ground while pressingly placing a pile like a steel pipe sheet pile, and recording and controlling the bearing ...  
JP2011174342A
To provide an automatic penetration test machine excellent in safety for preventing the fall of an elevating base.The automatic penetration test machine 1 includes: the elevating base 3 capable of ascending and descending along a support...  
JP2011174341A
To provide an automatic penetration testing machine capable of precisely detecting a load which is actually applied on a penetration rod.An automatic penetration testing machine 1 comprises a lifting stage 3 capable of rising and falling...  
JP2011174340A
To provide an automatic penetration test machine which measures a load actually applied on a penetration rod, and performs correction for the application of a desired load by feeding back the measured load.The automatic penetration test ...  

Matches 451 - 500 out of 4,087