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JP4450129B2 |
To provide a stable sensor output for a load applied via trim in an occupant discrimination system made by installing a sensor mat 6 under the seating surface of a seat 1. After the assembly of the seat 1 is completed, a calibration proc...
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JP4440129B2 |
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JP4397629B2 |
The torque sensor (10) has an inner body (12) surrounded by an outer ring body (14). Bridging pieces (16,18) connect the inner body to the outer body in a start arrangement. The sensor includes means for taking up the force and a measuri...
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JP2010500599A |
A test system for measuring a rotary load comprises a stepper motor drives a gear box that is mounted at one end of a frame. A torque sensor provides a measurement signal transmission. The gear box's output shaft is connected to one of t...
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JP4394983B2 |
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JP2009276256A |
To provide an inspection method for an encoder capable of efficiently inspecting whether an inclination angle of a boundary between an S pole and an N pole existing on a face to be detected of an encoder 4 is accurate as designed.While a...
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JP2009540301A |
A method and apparatus for testing, evaluating, and/or calibrating strain sensors. A test beam (12) having a uniform shear-strain region is secured at opposite ends of a longitudinal axis by uniform force clamp assemblies (14) and (16). ...
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JP4345207B2 |
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JP4337180B2 |
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JP4335417B2 |
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JP2009531709A |
A control circuit for scanning a pressure or force responsive sensor array is disclosed. Pressure or force sensors formed of an array of pressure or force responsive sensor elements can be used to acquire pressure or force measurements i...
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JP4308621B2 |
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JP4287110B2 |
System (10) for measurement of the relative movement of two objects has four measurement cells (20) as vertical measurement arrangements for measuring the relative movement perpendicular to a virtual plane of the two objects. The measure...
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JPWO2007066804A1 |
The first transducer 2 and the second transducer 3 have different conversion principles from the physical quantity to be detected to an electric signal. Therefore, when the same electromagnetic noise is generated in the atmosphere of the...
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JP4262609B2 |
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JP4257416B2 |
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JP4250278B2 |
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JP4237159B2 |
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JP2009042170A |
To provide a weighing device for chassis dynamometer facilitating weighing work and efficiently improving weighing accuracy.The device comprises a weighing arm 120 extended and horizontally arranged to the radial direction of a roller 11...
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JP2009025228A |
To measure the surface pressure of an object with high precision, even if it is after shipment by reducing measurement errors caused by long-term deterioration and differences in measurement conditions by allowing calibration to be perfo...
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JP4215358B2 |
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JP2008232665A |
To provide a pressure analysis system of an inexpensive constitution capable of using a scanner in addition to a dedicated scanner.The pressure analysis system 1 uses a conversion table of density values and pressure values indicating th...
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JP4135305B2 |
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JP4133793B2 |
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JP2008529017A |
A method for determining an occupancy related status relating to a vehicle seat by means of a foil-type pressure sensing mat comprises the steps of determining a raw sensor resistance value of said plurality of pressure sensing cells, de...
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JP2008528952A |
A seat sensor comprises at least two switching elements which are connected in series between two connection lines, each of said connection lines comprising a first end for connecting said connection line to a control unit and a second e...
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JP4114044B2 |
A device for detecting force acting on a tire includes a detector provided with respect to vehicle wheels for detecting force acting on a tire and a determining portion for determining a detection abnormality of force acting on the tire ...
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JP4109730B2 |
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JP4109986B2 |
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JP4108332B2 |
To provide the piezoelectric measuring method and device capable of measuring in a time domain. In this measuring method, the electric charge generated on a piezoelectric material in loading or unloading a weight, is measured by an integ...
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JP4083650B2 |
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JP2008511827A |
The present invention relates to a method of analyzing accuracy of linear sensor output based on a theoretical prediction of the output model. The method comprises steps of: analyzing a statistically significant number of linear sensors ...
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JP2008508514A |
A system and method for equilibrating and calibrating a pressure or force sensor is provided. The system includes a flexible bag arranged to receive the sensor, and a vacuum source, connectable with the flexible bag, adapted to reduce th...
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JP4058516B2 |
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JP2008051794A |
To provide a force generator of a new concept, based on the macro-quantum phenomenon of magnetic flux quantization of a superconducting ring.The force generator of quantum base comprises a superconducting quantum trapping means 1, having...
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JP4039296B2 |
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JP4004411B2 |
Temperature compensation device for a torque sensor (1) comprises a pair of coils (11, 12) connected to an alternating power supply via transistors. The torque is determined from the difference between the induced voltages of the two coi...
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JP2007285824A |
To simplify a configuration, and achieve a self-diagnosis function and an adjustment function in a sensor system for mainly processing an analog signal, especially a piezoelectric sensor system. The piezoelectric sensor system includes a...
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JP4002367B2 |
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JP3998046B2 |
A load cell is constructed with several strain gauges (7). Each of the strain gauges (7) is formed with a meandering conductive portion on a substrate or base member (8). Portions of the meandering conductive layer (9) defines a predeter...
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JP2007187614A |
To provide a load measuring device, load measuring method, and training machine that can prevent accuracy from being reduced by degradation with time and do not require regular calibration by an inspection person.In a lower leg training ...
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JP2007514559A |
A device for test running of power nut runners comprises a main body (10;50) with a nut (11;54), a screw (12;52) with a nut runner engaging head (13;55), a clamping element (14;56) co-operating with the screw (12;52), and spring unit (17...
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JP3906315B2 |
To provide a device for generating horizontal-directional reference force capable of generating minute force, and capable of generating also both tensile force and pressing force. This method/device uses minute restoration force generate...
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JP3897073B2 |
To correctly measure a torque by arranging a torque-converting machine and setting an intermediate block in a torque-measuring apparatus which drives a chuck by a hydraulic pressure or the like. In the torque-measuring apparatus, an elec...
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JP2007052017A |
To provide a calibration method of a magnetometer for a torque sensor.This method of calibrating a magnetometer includes the step of causing a torque transducer to co-operate with a magnetometer including at least two channels for receiv...
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JP2007012019A |
To provide a sensor device capable of easily configuring a high-versatility measurement system.This sensor device 10 has a load cell (a sensor body) 12 outputting a voltage signal according to an added load, a circuit board 14, and a pow...
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JP3851223B2 |
To concretely and effectively analyze vibration when a compression strain is generated, and to enhance the formulation of a problem and a computing time for a program. In this vibration analyzing method for a transmission belt, each data...
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JP2006317175A |
To measure a characteristic of a magnetostrictive element under different conditions while changing methods for a pressure load, in characteristic evaluation of the magnetostrictive element.A pressure load applying means is made to be pr...
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JP3843802B2 |
To simplify the configuration of the body of a shaft-fixing apparatus, to facilitate bolt-clamping work, and to eliminate the need for adjusting height and inclination by the liner in the body. In a coupling 11, a shaft 32a of a torque m...
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JP2006275556A |
To provide a simple and small-sized device for performing a creep test of a load sensor wherein a strain gage is stuck on a strain generating piece.This creep testing tool for performing the creep test of the load sensor wherein the stra...
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