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Matches 151 - 200 out of 4,198

Document Document Title
WO/1992/018701A1
The disclosure relates to an underwater excavation apparatus comprising a tube (10) in which a propeller (18) is mounted for rotation. The tips of the propeller blades are formed with jets (30) supplied from a high pressure water supply ...  
WO/1992/010753A1
The dynamic pyrotechnical penetrometer determines soil characteristics by using the pressure created by a pyrotechnical gas generator to drive a probe rod (1) into the ground, with continuous detection and measurement of penetration. A s...  
WO/1992/001839A1
The punch comprises a shaft (1) whose lower end (3) is provided with a screw blade (4). Its upper end (22) is connected with a drive (24) for rotation of the shaft about its longitudinal axis and with a mechanism for loading the shaft (1...  
WO/1991/014832A1
Device for driving rods used primarily for soil mechanics tests into the ground which comprises a one-piece tubular rod (42) made of a compression and traction resistant material which can be bent by reversible elastic deformation, a win...  
WO/1991/000951A1
A test method for boring to determine the mechanical characteristics of the ground at various pre-determined levels, characterised by the fact that it includes the following stages: measuring under no-load conditions the deformation forc...  
WO/1990/015324A1
The aim of this invention is to provide methods and devices for in-situ measure of ground heave characteristics. The sensor or device of the invention comprises at least two independently inflatable elements, one of which (111) allows fo...  
WO/1990/011411A1
The method provides for introducing, by means of screwing-in, into the ground (2) a barrel (3) with a screw-shaped blade (4) on its end. At a depth (L3) of the ground (2, 9) which is smaller than the depth (L1) of location of the layer (...  
WO/1989/007176A1
An apparatus for carrying out impact tests on the ground comprises a weight (15, 16, 17) mounted to a pivoted arm (12) and arranged to swing under gravity about the pivot point (14) of the arm and impact with the ground substantially per...  
WO/1988/006739A1
Process for establishing the cohesion curve of an ocean floor at great depth, characterized in that it consists in releasing from the surface a missile (1) of optimal shape for reaching the bottom at a speed sufficient to penetrate the f...  
WO/1987/004743A1
An underwater excavator in which when energised by a supply of hydraulic oil or other means a propeller (3) is set in motion with water being drawn in through the cylindrical tube (5) and expelled at the water outlet (6) thereby creating...  
WO/1986/006830A1
A borehole stress-meter includes a resiliently radially expandable hollow body (10) within which can be positioned a gage plug (8) having strain gages fixed thereto. The interior section of the hollow body is tapered, as is the gage plug...  
WO/1982/001905A1
Procedure and device for measuring the degree of compaction attained when compacting a foundation by means of a vibrating compaction tool. The movement of that part of the compaction tool which rests on the foundation is sensed and analy...  
WO/1980/002174A1
A pipe clamp suitable for transmitting a tensile force as well as a compression force to a pipe comprises a house (18) having a cylindrical inner wall, an opening (19) for passing a pipe to be clamped, two guide blocks (21, 22) having a ...  
WO/1979/001099A1
A device for measuring pore water pressure in soils employs a pore pressure sound (2) as a sensing member and a closed measuring system (5, 6) for creating the least possible disturbance in soils having a low degree of permeability, such...  
JP2016050389A
【課題】有限要素解析プログラムを用いて、 VGモデルによって不飽和領域の地盤の浸透 特性を解析する際に、不飽和透水係数や飽和 度を算定するための飽和透水係数k0と...  
JP2016050388A
【課題】簡易な構成によって、不飽和領域の 地盤の所定の深さまでよりスムーズに水を浸 透させて、不飽和領域の地盤の浸透特性を把 握するためのデータを、効率良く得るこ...  
JP5896325B2  
JP2016035146A
【課題】比較的簡易な構成により例えば構造 物直下の調査、その調査結果又は施工設計に 基づいて地盤改良用固化体を造成できる地中 作業装置を提供する。【解決手段】地中...  
JP5882159B2  
JP2016030968A
【課題】ユーザにおいて荷重手段を選択可能 とする。【解決手段】任意数(0〜N個)の 錘Wが載荷可能であり、支柱3に沿って昇降 可能な載荷台4と、載荷台4に可変の上...  
JP5860258B2  
JP5863040B2  
JP2016024012A
【課題】より容易に、精度の高い透水係数測 定を可能とするディスクパーミアメーター及 び透水係数自動測定方法を提供する。【解決 手段】本発明の一観点に係るディスクパ...  
JP2016011489A
【課題】特に小規模な宅地に対しても、地盤 の液状化の可能性を低コストで簡易的に識別 することができる地盤調査方法およびこれに 用いる地盤調査装置を提供する。【解決...  
JP5843594B2  
JP2016000899A
【課題】管理時間における強度が管理閾値を 満たすか否かを予測して施工期間の長期化を 抑制する。【解決手段】施工体の強度管理方 法は、施工体を構成する材料の強度と経...  
JP5839273B2  
JP5839903B2  
JP2015232221A
To provide a ground survey method and a ground survey device in which the propagation efficiency of an impact energy due to the frictional force between an outer circumferential surface of a rod and the ground can be evaluated easily and...  
JP2015229895A
To provide testing equipment that uses a falling weight that efficiently prevents re-striking of a test object by the weight.Test equipment is used in a test that causes a weight to fall and strike a test object, and includes a halting d...  
JP2015224022A
To provide a handling device of a piston corer and a stand.A handling device 18 is mounted so as to retreat and recover a piston corer 13 for gathering a sample from a sea bottom, thereby, acquire the sample from a surface layer of the s...  
JP2015224489A
To reduce discrepancies in determination results due to differences in the skill levels of workers or the environmental conditions when SWS tests were performed.A penetrometer 2 includes a microphone for collecting sounds in a resonant c...  
JP2015218514A
To provide a hole inner cargo loading test device capable of executing a hole inner cargo loading test with high accuracy, by stably holding sonde internal pressure by a lightweight and simple device not corresponding to a high pressure ...  
JP2015214838A
To provide a method and a device for ground improvement quality management capable of easily and accurately performing quality management when executing improvement of soft ground.A method for ground improvement quality management: allow...  
JP5827830B2  
JP2015206233A
To provide a core sampling device which can cool a bit, and which can achieve reduction in costs required for a boring device and boring work and miniaturization of the boring device.A core sampling device includes: an outer pipe which h...  
JP2015206690A
To provide a method and a device capable of measuring tensile strength of various kinds of soil regardless of a place.An immovable part 1a on one end side of a soil sample 1 in a lateral direction is fixed, and a movable part 1b on the o...  
JP5819152B2  
JP5813066B2  
JP2015200096A
To provide an installation method for a stratified settlement gauge and a stratified settlement measuring system that may be installed easily, of which the stratified settlement gauge is not damaged due to excavation, and is capable of m...  
JP2015200170A
To provide an inspection-cum-grout injection device of excellent operability and seismic resistance, for promptly measuring a cavity formed by ground subsidence beneath a bottom slab of a sluice, sluiceway, retaining wall, building or ot...  
JP5807995B2  
JP2015197373A
To grasp concentration of harmful substances originally contained in ground water without newly installing an observation well for grand water collection.In a collection method of ground water according to the present invention, first, a...  
JP2015196966A
To provide a ground investigation method capable of guiding a ground investigation result of higher accuracy by a necessary minimum test.A ground investigation method investigates a state of the ground, and also comprises a preliminary t...  
JP2015190127A
To provide an apparatus and a method for soil core sampling that allow manual soil core sampling without much labor and reduce the sampling costs.A sampling tube 2 with at least the bottom end open is inserted into an external tube 3 hav...  
JP2015190187A
To provide a ground sampling device capable of executing switching work of a supply passage of a working fluid in drilling work and a supply passage of the working fluid for propelling a sampling tube, in a short time, without requiring ...  
JP5791526B2  
JP5785105B2  
JP5780577B2  
JP5775780B2  

Matches 151 - 200 out of 4,198