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WO/1985/000222A1 |
A laser beam from a source (20) is used to provide a reference in space adjacent a portion of a structure movements of which are monitored. The beam is received by a receiver (30). A number of targets (300) may be mounted to move with pa...
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WO/1984/002792A1 |
The method relates to the making of musical string instrument bows from high performance composite materials (carbon fibers). It consists in arranging longitudinally, within the cavities of two half chills moulds repeating the form of a ...
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WO/1983/003672A1 |
A system for monitoring the stresses in a pipeline for conducting fluid materials, comprising sets of stress-sensing elements (Q1, ...., Qn) electrically connected together at spaced locations along the pipeline, groups of the sets being...
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WO/1982/004319A1 |
A method and apparatus for measuring structural deflection of sea-going vessels and structures employing a laser beam. A laser beam is transmitted to a reflector (2) mounted on the structure at a location to be monitored. The beam reflec...
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WO/1982/003274A1 |
The apparatus is intended to measure the tension of a tennis racket. The apparatus comprises a base plate (10) with a bracket (11) where a lever (20) is hinged at (12). On the lever there is an articulated probe (27) and a load weight (6...
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WO/1982/002749A1 |
Fluid control circuit for controlling the pressure applied by jacks (12) to an article such as an aircraft wing undergoing testing. Fluid supply lines (18, 20) carry hydraulic fluid to and from the jacks (12) under control of a main cont...
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WO/1979/000207A1 |
A device for testing cross-country skis. The stiffness of a cross-country ski varies in response to the weight of the ski runner as well as to the running technique applied by the runner. The present invention has the object to provide a...
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JP7396139B2 |
A measurement method includes: a step of acquiring first observation point information including a time point when each part of an m-th moving object passes a first observation point and a physical quantity which is a response to an acti...
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JP2023134274A |
To enable total monitoring of a building by determining safety of a layer and a degree of damage to posts caused by interlayer displacement.A calculating device acquires a strain value measured at each time (t) for a predetermined sectio...
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JP7351062B2 |
An estimation method includes: an acquisition step (S101) of acquiring deflection stress information that indicates a relationship between a deflection and a tensile stress of a specimen (200) of a reinforced concrete structure; and a de...
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JP7334138B2 |
To provide a displacement estimation method for railroad bridge capable of targeting a railroad bridge such that it is easy to specify its external force caused by a train, and easily finding a high-precision displacement waveform at low...
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JP2023104390A |
To suppress a reduction in load resistant by reducing local concentration of stress.A load applying pad to be mounted to a sample for applying a load to the sample, includes a back skin to be applied with the load, an elastic body provid...
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JP3242133U |
The steel box girder assembly of the test equipment in the prior art is difficult to manufacture and install, and the force received by the steel pipe pile is not a horizontal force, and the test result is not accurate. Provide load test...
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JP2023515699A |
In accordance with the present invention, continuous monitoring of pre-, intra- and post-incident structural attributes is provided. This assessment is delivered within minutes after the incident to the person using the structure. In add...
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JP2023009905A |
To provide a bridge deflection measuring method capable of easily measuring the deflection of a bridge from a moving body side moving on the bridge, its deflection measuring device, and a bridge deflection measuring program.A deflection ...
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JP7173281B2 |
An apparatus includes: a deflection acquiring unit that acquires a deflection amount caused in a measurement target region on a structure by a vehicle traveling on the structure; a vehicle position acquiring unit that acquires a position...
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JP7067667B2 |
A displacement and weight association apparatus includes a setting unit, a detecting unit, a measuring unit, and an associating unit. The setting unit sets a processing target period. The detecting unit detects weights of a plurality of ...
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JP7060111B2 |
This columnar structure diagnosis device comprises an image acquisition means for acquiring a plurality of images obtained by photographing a columnar structure at a plurality of different degrees of bending, a pivot direction calculatio...
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JP7004433B2 |
To obtain rigidity data with high accuracy and to facilitate comparison of rigidity data by reducing variations in restraint conditions among vehicle types.A rigidity test fixture 1 for restraining a vehicle body 100 in a rigidity test i...
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JP6996642B2 |
An information processing device (2000) acquires observation information. The observation information is information relating to a result of observing flexure in a structure (10) due to application of a load to the structure while the ap...
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JP2021531463A |
A tower monitoring system for monitoring remote towers for structural evaluation and analysis. The tower monitoring system includes a sensor unit that takes tower data reading results, including displacement reading results. The sensor u...
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JP2021148538A |
To provide a measuring method that can estimate an integration error in integrating the acceleration of a movable body acting on a structure and accurately calculate the waveform of displacement of the structure.A measuring method includ...
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JP2021148535A |
To provide a measuring method that can calculate a deflection waveform of a structure caused by a movable body that moves on the structure without measuring displacement of the structure.A measuring method includes the steps of: acquirin...
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JP2021148526A |
To provide a measuring method that can calculate a deflection waveform of a structure while considering a difference in load between the stationary period and the moving period of a movable body.A measuring method includes the steps of: ...
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JP2021148537A |
To provide a measuring method that can calculate a deflection waveform of a structure while considering a difference in load between the stationary period and the moving period of a movable body.A measuring method includes the steps of: ...
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JP6917393B2 |
The invention relates to a method for determining the structural integrity of an infrastructural element, comprising the steps of:measuring deformations, such as displacements or rotations, during a predetermined time period with deforma...
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JP2021098967A |
To provide a mode characteristics estimation method of bridge capable of precisely estimating mode characteristics of a bridge while separating the vibration components caused by moving bodies that move on the bridge, and a mode characte...
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JP6866717B2 |
To provide a structure analyzer, a structure analysis system and a structure analysis method for analyzing the ground or a structure from a temporal change of vibration data.This structure analyzer 70 comprises: an acquisition unit 16 fo...
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JP6856260B2 |
To disclose an experimental loading device and method for parallel assembly double arch antiplane instability.An experimental loading device for parallel assembly double arch antiplane instability includes a jack mount adjustment block, ...
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JP6839960B2 |
To provide a monitoring system of a bearing and a method for monitoring which can monitor the state of a bearing stably over a long time.According to an embodiment of the present invention, there is provided a monitoring system of a bear...
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JP6838660B2 |
A state determination apparatus 100 determines the state of a structure 200. The state determination apparatus 100 includes a measurement unit 10 configured to measure a deflection amount and a surface displacement amount in each of a pl...
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JP6767642B2 |
Rigidity measurement apparatus (200) is a rigidity measurement apparatus that measures rigidity of an object to be measured and includes load estimator (240), displacement calculator (230), and rigidity calculator (250). Load estimator (...
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JP2020519879A |
The method of inspecting a structure containing a photonic material using a movable inspection device is to irradiate a section of the structure and receive the radiation diffracted from the photonic material in the section of the struct...
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JP2020067418A |
To accurately determine the state of a bridge.A bridge evaluation system according to one embodiment includes: an acquisition unit which acquires image data obtained by imaging an object passing through a bridge; and a determination unit...
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JP2020046331A |
To precisely determine a state of a bridge.A bridge evaluation system according to one embodiment includes: an acquisition unit for acquiring first image data obtained by imaging an object which is passing through a first bridge and seco...
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JP2020042030A |
To provide a test method of a recess and dent on a vehicle body surface that is easy to operate and high in accuracy.The test method includes the steps of: matching fixing constraint points of a front cover, a back cover, a door, and a w...
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JP6645646B2 |
To provide a technology of detecting, with a simple configuration, whether the state of a steel damper attached to a structure in which an upper structure is mounted on a lower structure via a bearing changes.One end of a friction damper...
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JP6589224B2 |
This internal pressure loading system includes an internal pressure loading device and an information processing device. The internal pressure loading device is set at an inner face of a pipe, and includes a load meter which detects the ...
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JP6588318B2 |
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JP6523090B2 |
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JP6507380B2 |
Rigidity measurement apparatus (200) is a rigidity measurement apparatus that measures rigidity of an object to be measured and includes load estimator (240), displacement calculator (230), and rigidity calculator (250). Load estimator (...
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JP6416456B2 |
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JP6390646B2 |
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JP6322817B1 |
The rigidity measuring device (200) is a rigidity measuring device for measuring the rigidity of a measurement target, and includes a load estimation unit (240), a displacement calculation unit (230), and a rigidity calculation unit (250...
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JP6246380B2 |
An inspection method and an inspection apparatus capable of readily determining the necessity of replacement of a resin shock absorber at an elevator inspection location without using a car of a rated weight. First, an indenter is presse...
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JP6232961B2 |
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JP6218298B2 |
The present invention addresses the problem of providing a tire exhibiting high grip performance and small rolling resistance. The present invention is a tire having tread which exhibits a prescribed loss tangent. The loss tangent exhibi...
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JP2017181112A |
To provide a wing body attachment tool which can be properly attached to a wing body by simple operations.An attachment tool 10 of a wing body 5, which is attached to the wing body 5 of an aircraft, includes: a locking target part 6 on t...
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JP6118360B2 |
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JP6043266B2 |
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