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JP3534877 |
PURPOSE: To efficiently adjust the one-sidedly loading error of a gravimeter with high accuracy. CONSTITUTION: The flexible operating levers 4 of a gravimeter which weigh a weight applied to a scale plate by scattering the weight to load...
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JP2004084738 |
To provide a sensing system which measures the load of a bearing without sticking a strain gauge, and detects the rotational frequency or rotating speed of the bearing without installing a pulsar ring.This sensing system comprises a roll...
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JP2004077293 |
To make measured values of weight fully proportional to distortion quantity over the whole measurement range.A linear calibration means 3 is provided to this device to correct the relation of weight to distortion quantity to be linear ov...
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JP2004069570 |
To provide a measuring apparatus enabling high precision measurement, using a simple constitution.The measuring apparatus 1 comprises a weighing pan 3 on which a work is placed; a connection rod 4 so connected to the weighing pan 3 as to...
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JP2004069548 |
To realize the measurement having high reliability which is stable for a long period of time, by eliminating unstable factors in the measurement, such as shift in the zero point of a measured value and so forth, in which the zero point o...
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JP2004069323 |
To provide a load cell being thin in thickness, dispensing with reinforcement of a body frame or its additional processing, easily attachable to the body frame, and allowing for sufficiently safe and stable weight measurement regardless ...
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JP2004058267 |
To provide a tertiary structure body composed of reliable fine silicon thread, a method for manufacturing the structure and a device using the structure.Wire 2 of nano or micron order is formed by carrying out wet etching on the tertiary...
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JP2004061478 |
To provide an electrostatic capacity weight sensor which eliminates increase in electrostatic capacity and lowering of sensitivity due to long term heavy weight, be very high sensitivity and low cost.The sensor is structured by attaching...
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JP2004053459 |
To quickly conduct adult determination in getting-on of an occupant and change thereof.This occupant determining device is provided with load sensors 21-24 provided in a seat main body 1, and a controller 25 for calculating a detected lo...
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JP2004053318 |
To provide an occupant determining device for suitably performing adult determination depending on the weight of an occupant.This occupant determining device 20 is equipped with load sensors 21 to 24 provided on a seat body 1 and a contr...
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JP2004043532 |
To assume the state of a waste plastic in an apparatus for converting the waste plastic into oil and suitably perform operation of a pyrolysis vessel.The apparatus for converting the waste plastic into oil is equipped with a weight measu...
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JP2004045047 |
To provide a magnetostrictive load sensor which improves the precision of an output signal and output reproducibility by preventing plastic deformation of a magnetostictive element surface due to excessive flexural stress which the magne...
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JP2004037346 |
To provide a load sensor which is easily manufactured at a low cost.On a flexible substrate 1 made of an insulator, a strain gauge 2 and an electric component 3 such as an amplifier for processing its signal are mounted, with a printed w...
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JP2004037407 |
To enable to be mounted without decline of function of a seat slide device, and to improve versatility.A fixing pin 20-2 positioned on the front-and-rear internal side between a pair of front-and-rear fixing pins 20-1, 20-2 for integrall...
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JP2004028852 |
To provide a highly reliable gate opening degree sensor for optical fiber requiring no power supply, and to provide a gate opening degree monitor using the sensor.When a gate 20 descends, a flexible moving material 2 also descends and is...
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JP2004028956 |
To provide a minute mass measuring instrument and a minute mass measuring method for measuring the adsorbed/ desorbed amount of a substance existing in an environment as a change in mass from nanogram to picogram.Before or after a cantil...
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JP3513392 |
To obtain a weight detecting device which can be miniaturized and which can detect weight stably. In a weight detecting device, a thrust shaft 41 which is displaced in the thrust direction according to the weight to be detected is provid...
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JP2004012132 |
To provide a load cell having excellent resistance to impulsive force coming from the exterior, removing noise of relatively low frequencies as much as possible, and sufficiently securing measurement accuracy.A second strain body 30 is d...
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JP3508027 |
PURPOSE: To eliminate or reduce shape effect and position effect by masking the area of a measuring slot end part with a guide. CONSTITUTION: Guides 5 are formed into two legs of a U-shaped guide member 7 so that they can be inserted and...
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JP3506661 |
To provide the wheel load-measuring device of a rolling stock by detachably fitting the device regardless of the form of a railroad ballast part. The wheel load-measuring device is provided with a pair of left/right load cell units 21 wh...
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JP3502614 |
To perform a correction at a low cost even if the setting place is shaken/vibrated, concerning an electronic measuring instrument equipped with a digital signal processing unit 19, the digital signal processing unit containing at least o...
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JP3499844 |
To provide a method using variable inductance of a high-frequency air-core coil spring with a simple structure, detecting displacement based of the variable inductance of the coil spring, and being improved in properties by linearizing t...
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JP2003344146 |
To provide a weight measuring apparatus capable of being used in a wide range, and to provide a system for measuring the number of objects using the same. The weight measuring apparatus 32 is provided with a means for supporting the obje...
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JP2003337062 |
To damp a constant-period oscillating noise whose frequency changes with high precision, by causing filter characteristics to follow and change with respect to the frequency variation of the constant-period oscillating noise.A noise elim...
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JP2003337059 |
To provide a load cell which picks up information on a load applied to legs with high precision easily, is inexpensive and rich in versatility, is light and compact and is excellent also in conveyability.The load meter in which a load re...
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JP2003329519 |
To provide a force measuring apparatus (a dynamometer) in which an interval between a magnet and a ferromagnetic material is changed due to a load by a force (F) to be measured, especially a force measuring apparatus for a weight measure...
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JP2003322572 |
To provide a load cell for easily adjusting a deviated position error without shaving a strain element, and without requiring skill.A plurality of strain gauges are respectively stuck to respective flexible parts e of the strain element ...
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JP2003315139 |
To provide a powdery fluid flowing device for detecting and discharging, without requiring labor, a powdery body accumulated in a pipe body through which a fluid including the powder body flows.This device is equipped with the tube body ...
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JP2003307454 |
To provide a platform weighing machine with little errors at four corners and good reproducibility even when employing flat type load cells.In the platform weighing machine composed so that the plurality of flat type load cells 1 are fix...
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JP2003305831 |
To provide an inkjet printer capable of precisely measuring a mass of an ink by using a quartz-crystal oscillator micro balance method (QCM) superior in a mass detection sensitivity.An ink drop volume detector 18 provided at one end of a...
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JP3481701 |
PURPOSE: To make it possible to measure the weight accurately even if a spring is nonlinear by providing a supporting mechanism using the spring, a displacement sensor, which detects the change with time of the displacement of the spring...
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JP2003273191 |
To provide a fork for carrying a substrate equipped with a sensor for detecting a substrate existing on the fork regardless of the material of the substrate, a surface condition or an atmosphere around an apparatus.In the fork 1 for carr...
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JP3470786 |
To measure a mass change in real time and accurately in a liquid phase surface treatment such as plating, that is accompanied with the mass change of a body to be treated. A first quartz oscillator 2 with a mass change detection surface ...
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JP3468728 |
To reduce working cost or assembling cost by inserting a load sensor in a seat or between the seat and a vehicle body, and arranging strain gauges on the surface of the sensor member. A sensor member is provided with a lower insulating l...
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JP3469367 |
To measure at a high speed and with high precision even when the natural oscillation frequency of load cell output supporting a measurement conveyor is varied by movement of an article of measurement object. A low pass filter 16 attenuat...
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JP3465946 |
PURPOSE: To provide a temperature compensation device for a low cost load cell capable of exactly correcting zero point against temperature variation. CONSTITUTION: Provided are a bridge circuit 11 consisting of strain gauges G1 to G4 pl...
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JP2003240623 |
To provide an inexpensive silo weighing device easily mountable on also an existing facility, capable of weighing accurately the absolute quantity.Strain gages 31 are stuck respectively on hollow cylindrical supports 30 provided on the f...
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JP2003240633 |
To provide a seat weight measuring device improved for highly accurate measurement.A load sensor 50 has a cantilever sensor plate 51 elastically deformed by receiving a sensor applied load, and a plurality of strain gages 54a, 54c stuck ...
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JP2003240632 |
To provide a weight measuring device with reduced load applied to a sensor substrate and excellent detection accuracy.This device comprises a plate spring 11 having a fork-shaped tip and the other end for receiving the load, an interfitt...
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JP3464516 |
PURPOSE: To detect and correct the variation of zero point with temperature variation caused by the shift of attached position of strain gauges on a load cell. CONSTITUTION: For a load cell connecting in series a temperature sensing elem...
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JP2003227743 |
To prevent a load from being applied to a load sensor even when a temperature change is generated.The mounting bracket 12 composed of an aluminum die casting is provided with a base 12b having two hole parts 12a for bolt insertion and pa...
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JP3458792 |
To obtain a platform scale which is manufactured simply and at a low cost, which is made thin and lightweight, capable of performing a weighing operation up to a high weighing capacity, in which the wiring structure for battery connectio...
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JP2003214931 |
To provide an electric scale capable of simply reducing creep property to zero without requiring a complicated design and time-consuming selection of stain gauges.Two stationary columns of strain gauge type load sensors 1, 2 are fixed on...
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JP2003214938 |
To provide a strain gauge type load sensor capable of realizing a dual range with a single load receiving plate and capable of protecting the load sensor with a simple structure when measurement is beyond an allowable load.When an object...
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JP2003214930 |
To provide an electronic balance capable of simply extending the measurement load range without worsening the load sensor's measurement precision.When a measured object is not put on the weighing tray 1, an upward load W0 is loaded on a ...
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JP3451371 |
To accurately detect the weight or the position of the center of gravity of an occupant by arranging load detecting sensors in the seat part of a seat for occupant of an automobile. Four electrostatic capacity type sensors S are arranged...
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JP3451977 |
To provide a balance using a plurality of low-cost load cells, without increasing the number of components even when using load cell blocks asymmetric to the center line of a strain generating body. A balance has such a structure that a ...
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JP2003194621 |
To simplify the structure, to improve the workability and to make securable the amenity in addition to compatibility of high detection sensitivity and high protection performance.A unitized load detection means 20 is disposed, in an inst...
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JP3444810 |
To provide a seat weight measuring device capable of highly accurate measurement. A load sensor comprises a cantilever sensor plate 51 to be elastically deformed at the reception of sensor-impressed loads and a plurality of strain gages ...
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JP2003166873 |
To provide an occupant weight measuring device capable of stably acquiring an accurate measurement result without an environmental change or a secular change.The quantity of expansion or contraction of a coil spring 104 expanding or cont...
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