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JPH05501453A |
The invention is a neutral atom (and/or molecule) matter-wave interferometer (and/or set of interferometers) that can be used as an inertial sensor with a sensitivity exceeding that of conventional mechanical sensors and multiple circuit...
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JPH0519667B2 |
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JPH0534739A |
PURPOSE:To stabilize the optical squeezer composed of a nonlinear Mach- Zehnder interferometer by controlling the squeezer so that the intensity of output signal light in a squeezed state is minimum. CONSTITUTION:The optical squeezer 10 ...
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JPH0452704Y2 |
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JPH0450553Y2 |
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JPH0457994B2 |
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JPH0454912B2 |
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JPH04116494A |
PURPOSE: To make possible the measurement of high accuracy on a small size structure that is simple and superior in portability by allowing a member to be detected having the specified length vertically to freely fall to measure gravitat...
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JPH0490743A |
PURPOSE: To prevent erroneous observation and vertical or horizontal erroneous recognition of a part to be observed by providing a gravity direction detecting means to output a signal indicating a direction of gravity at an inserting sec...
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JPH0476486A |
PURPOSE: To build a drop tower relatively economically in a place convenient for traffic by providing a drop hole having a free capsule dropping section in the upper part and a control section in the lower part perpendicularly to the gro...
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JPH049595Y2 |
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JPH0460488A |
PURPOSE: To regulate microgravity by discharging liquids in a vessel from a liquid discharge port in falling of a testing body, constituting a counterweight of a vessel having a liquid discharge port at the bottom and liquids stored up i...
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JPH03239988A |
PURPOSE: To execute the experiment in a gravity-free state of good quality by providing a transmitting equipment and a receiving equipment on a driving force generating mechanism and an experimental device, respectively, operating the tr...
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JPH0398698U |
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JPH0346389Y2 |
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JPH03122590A |
PURPOSE: To perform measurement even within the shaking of an airplane without receiving effect by mounting a pair of superconductive spheres floating by the magnetic field generated by a magnetic field generator and a position measuring...
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JPH0383885A |
PURPOSE:To improve stability degree of position of feed sample by pouring electric wave into an egg type plasma lump put in a hollow resonator in the interior of a rotating oval mirror in a hollow insulator to emit the lump and putting a...
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JPH0344561A |
PURPOSE: To measure an acceleration smaller than the residual deflection of a sensor by measuring the acceleration continuously at two positions in the rotational plane of a measuring shaft on the side opposite to the sensor and then cal...
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JPH0337590A |
PURPOSE: To measure frequency of the earth vibration encircling the sun by measuring the cycle of a pendulum (weight) in which an angle of oscillation varies by the Foucault's theory. CONSTITUTION: This measuring apparatus comprises a mo...
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JPH02504317A |
Apparatus and method for establishing a level plane and with respect to the level plane, vertically aligning an acceleration sensitive axis of a gravity measurement device (10). The gravity measurement device includes an accelerometer (6...
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JPH0236144Y2 |
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JPH02126181A |
PURPOSE: To improve the measuring accuracy of an absolute-gravity accelerometer applying a Micheloson type laser interferometer by using a dropping body fitted with both of a beam splitter and reflecting mirrors. CONSTITUTION: The light ...
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JPH02122295A |
PURPOSE: To measure the gravity without considering a resistance of the atmosphere by placing orthogonally a rigid rod in which mass bodies having the same mass are fixed to both its ends in its center and constituting it so as to be fre...
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JPH0267989A |
PURPOSE: To simplify an apparatus by inputting coherent light beams from the ends of two optical fiber coils which are arranged so as to receive gravity waves in the different directions into the other ends, and measuring inference fring...
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JPH01501966A |
A method of making for an area a map or a representation of regional variations in the position of the geoid which have an amplitude less than about 1 m. and are caused by density variations in the underlying sea floor. The map or repres...
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JPS6491000A |
PURPOSE: To increase sensitivity against a ship even where non-magnetized and generating no noise and to improve resistance to mine-sweeping, by a method wherein a gravity sensor is used as a sensitivity sensor. CONSTITUTION: When a mine...
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JPS6488290A |
PURPOSE: To make it possible to detect vessels even when they are demagnetized and turned to be anacoustic, by using a gravity sensor as a sensor constituting an underwater station. CONSTITUTION: Gravity sensors 11W1n as underwater stati...
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JPS63307384A |
PURPOSE: To preclude unnecessary power consumption by judging that a stationary body is positioned when the generated voltage of a piezoelectric body is higher or lower than a reference voltage within a specific time or that a moving bod...
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JPS63232228A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS62102187U |
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JPS62140088A |
PURPOSE: To enable continuous absolute measurement of gravity for a long period of time without trouble, by completely eliminating the complicated mechanism in a vacuum cylinder and freely dropping an optical element by utilizing only ce...
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JPS6223241B2 |
The present method involves the detection of variations of the direction of gravity from the mathematical model of the earth, which may be caused by the presence of a discontinuity in the earth's surface, with relatively heavy materials ...
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JPS6275286A |
PURPOSE: To secure the perpendicularity of a gravity sensor without increasing the gravity of a gravimeter by deciding whether or not the gravimeter body slants from the perpendicular when it reaches the bottom of the sea, and vibrating ...
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JPS6210394B2 |
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JPS61256273A |
PURPOSE: To measure the absorption by earth's crust of a gravitational wave beam having a sufficient penetration force in the tomography thereof accurately with a sufficient practicability and economy, by using gravitational wave genera ...
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JPS6142228B2 |
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JPS61146700A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS6157439U |
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JPS6157440U |
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JPS6132168U |
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JPS5918371Y2 |
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JPS5975277A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS58191932A |
PURPOSE: To obtain data in a short time, by measuring the beat of a reference signal having the same frequency increasing ratio as that of an interference fringe signal at estimated acceleration due to gravity and the beat of an interfer...
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JPS57201874A |
PURPOSE: To negate the operation of gravity, by establishing a simultated natural dropping movement toward the direction opposing to the gravity and forming the phenomenon of static collision with an objective. CONSTITUTION: When an equi...
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JPS5719687A |
PURPOSE: To forecast effectively the occurrence of earthquakes by means of using a noninduction coil or a semiconductor element to transfer the mass wave into electric current. CONSTITUTION: A cross-type nonconduction coil B receives the...
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JPS5641822Y2 |
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JPS5635790Y2 |
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JPS5648068U |
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JPS54164173A |
The gradiometer has a laser (2) whose beam (3) has several circular polarisations, and a modulator (12) with a photoelastic element in the laser beam (3) path for differential changes of circular polarisations as a function of a load. Th...
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JPS54156686A |
A gravity gradiometer includes a ring laser cavity 4, 6, 8, 10, two modulator elements 12, 22 in the path of the laser beam produced by laser tube 2, and spaced masses 18, 28 attached to the modulator elements to provide a differential m...
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