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JP5155031B2 |
A gas gauge (100) for sensing distance to an object (132) includes a gas supply system (102) and a nozzle (128) that supplies the gas from the gas supply system (102) to a space between the nozzle (128) and the object (132). For example,...
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JP5086151B2 |
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JP5033861B2 |
A gas gauge has a gas delivery tube arranged to determine a distance to an object. The gas delivery tube includes a gas conduit through which a suitable measurement gas is supplied. The measurement gas leaves the gas delivery tube under ...
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JP5013959B2 |
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JP5010487B2 |
A measuring head is provided for an air micrometer which is capable of measuring an amount of eccentricity between a main spindle and a bush hole. A measuring head (41) includes a measuring-head body portion (42) and a measuring-head tip...
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JP2012132784A |
To provide a measurement head device of an air micrometer capable of easily and accurately measuring dimensions of a work without replacing measurement heads.A first measurement head 1 and a second measurement head 2 are attached so as t...
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JP2012117940A |
To provide a thickness measurement device capable of measuring thickness of various plate-like objects without replacing a measuring head of an air micrometer, and efficiently measuring thickness at multiple positions of the plate-like o...
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JP4950087B2 |
The present invention aims to provide an air-micrometer calibration device capable of securely causing an axis of a measuring-head tip portion and an axis of a master hole to coincide with each other. To this end, the air-micrometer cali...
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JP4942613B2 |
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JP2012093306A |
To provide a measuring head of an air micrometer by which measurement is performed without exchanging measuring heads even when dimensions to be measured of a work are different, and insertion of the work is safely and easily performed t...
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JP4932689B2 |
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JP4913855B2 |
A gas gauge proximity sensor supplying gas in a reverse flow direction from the injection chamber to the measurement chamber. Supplying gas in a reverse flow direction enables the transient behavior in the sensor to more rapidly stabiliz...
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JP4905833B2 |
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JP4907431B2 |
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JP2012047603A |
To provide a measurement head of an air micrometer for reducing the abrasion of a head surface, and for preventing the scratch of a face to be measured of a workpiece.This measurement head of an air micrometer is configured such that air...
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JP4892671B2 |
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JP4861121B2 |
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JP4863041B2 |
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JP4857898B2 |
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JP4845004B2 |
To provide a measuring method capable of measuring accurate distribution of each pore diameter of pores in a porous body, and to provide a device that uses the method. This method has an adsorption potential formation process S1 for dete...
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JP4840631B2 |
The inside diameter measuring method and apparatus are capable of making accurate measurement. In the inside diameter measuring method of measuring an inside diameter of a cylindrical work by supplying compressed air from one end of the ...
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JP4831311B2 |
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JP4815244B2 |
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JP4806032B2 |
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JP4794424B2 |
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JP4743745B2 |
A small hole diameter measuring apparatus including: a flow rate measurement section comprised of an automatic pressure control device which supplies a fluid to the inlet side of small holes in a plate while maintaining the outlet- and i...
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JP4739478B2 |
A pressure sensor (100) is provided which can detect the presence, absence or magnitude of pressure, as well as a pressure profile. The pressure sensor includes a sensor membrane (112) and a sensor device (114). The sensor membrane (112)...
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JP4732466B2 |
The present invention provides methods and apparatus for measuring subterranean strain. The methods and apparatus use fluid expansion principles to compensate for temperature variations and increase the accuracy of the strain measurement...
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JP4713197B2 |
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JP2011117823A |
To provide a device for measuring the wall thickness of a pipe, capable of accurately measuring the wall thickness of the pipe, by removing the distortions due to heating among the distortions occurring on the pipe surface.A pressure det...
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JP4695061B2 |
A vacuum-driven gas gauge proximity sensor for sensing a difference between a reference surface standoff and a measurement surface standoff is disclosed. Unlike existing proximity sensors, the vacuum-driven gas gauge proximity sensor use...
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JP3168187U |
To provide an air micrometer capable of displaying a measured value by changing the time required for stabilizing the measured value according to the type and dimensional accuracy of the measured object. An air micrometer 1 adjusts an ai...
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JP4685856B2 |
Disclosed are systems and methods that include providing a vessel having an inlet and an outlet for communicating a carrier gas through the vessel; determining a differential pressure between the inlet and the outlet for a known flow rat...
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JP4673718B2 |
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JP4664723B2 |
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JP4633851B2 |
To provide an apparatus and method for presenting the position of a place where unevenness has been detected capable of presenting, using a simple structure, the exact position of a place where unevenness has been detected. The apparatus...
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JP4629026B2 |
A choked-flow orifice gas gauge proximity sensor for sensing a difference between a reference surface standoff and a measurement surface standoff is disclosed. Unlike existing proximity sensors, the gas gauge proximity sensor of the pres...
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JP4599683B2 |
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JP2010276391A |
To provide a flow channel blockage degree inspection apparatus which is simple in structure, is inexpensive, is highly responsive, and does not decrease detection accuracy by a thermal influence.The hole blockage inspection apparatus det...
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JP4595411B2 |
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JP4575533B2 |
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JP4565725B2 |
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JP2010197333A |
To provide a levelness detecting instrument for easily confirming moving levelness of a radiation detector in a water phantom and obtaining the levelness as numerical data.The levelness detecting instrument including a cylindrical body 1...
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JP4524081B2 |
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JP4522130B2 |
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JP4514889B2 |
In a method for measuring density and related properties by weighing a solid body while it is suspended in a fluid, there are significant advantages if the fluid hasa) a density that is smaller than the density of water;b) a surface tens...
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JP4508946B2 |
A gas gauge proximity sensor modulates a gas stream that is used to feed reference and measurement air gauges, respectively, in a reference portion proximate a reference surface and a measurement portion proximate a measurement surface. ...
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JP4484811B2 |
Provided are a methods and systems for determining a topography of an object. In an embodiment, a system includes a reference probe configured to measure a surface of a reference surface and to generate a reference signal, a measuring pr...
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JP2010112946A |
To provide a fluid assisted gas gauge proximity sensor capable of outputting an appropriate frequency response in a useful low pressure and a useful sensitivity and facilitating a remote sensing of chamber pressure.The fluid assisted gas...
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JP2010071701A |
To provide an air micro system which can reduce air usage.A solenoid valve 41 is provided between an air micrometer 13 and a measuring tool 14. An air sensor 55 connected to an air source 11 through a second regulator 53 detects a change...
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