| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 702101000 | Weight | 25 |
| 20080228425 | SYSTEM FOR COMPENSATING FOR CREEP AND HYSTERESIS IN A LOAD CELL - A method of compensating for hysteresis in a load cell, by: (a) pre-calibrating a load cell by: measuring load cell deflection under progressively increasing loads; determining a first set of coefficients correlating the deflection of the load cell to the measured load under the progressively increasing loads; measuring load cell deflection under progressively decreasing loads; determining a second set of coefficients correlating the deflection of the load cell to the measured load under the progressively decreasing loads; and then (b) compensating for hysteresis in the load cell, by: selecting the first set of coefficients if the load on the load cell has been progressively increasing, or selecting the second set of coefficients if the load on the load cell has been progressively decreasing; and applying a formula using the selected first or second set of coefficients to the measured load cell deflection at the particular load, thereby determining an accurate load cell deflection, and thus compensating for hysteresis in the load cell. | 09-18-2008 |
| 20080255790 | METHOD OF CALIBRATING A SCALE - A method of calibrating a scale which enforces exercise requirements. The method includes causing an interface to provide a first indication to place weight on the scale by control circuitry of the scale, receiving weight signals from a load cell by the control circuitry, causing the interface to provide a second indication that exercising has begun and of the level of weight applied by the control circuitry, determining that a minimum recommended calibration weight has been placed on the scale by the control circuitry, and causing an interface to provide a third indication that the minimum recommended calibration weight has been placed on the scale by the control circuitry. | 10-16-2008 |
| 20080262774 | SYSTEMS AND METHODS FOR TEMPERATURE-COMPENSATED MEASURING OF A LOAD - A method for temperature-compensated weight measurement includes receiving a first output signal from a load sensor device coupled to a structural member, receiving a second output signal from a temperature sensor device, and calculating a load weight value by using the first output signal and the second output signal, and applying a statistically-generated temperature compensation factor. | 10-23-2008 |
| 20080319698 | INTELLIGENT VEHICLE LOAD MEASURING SYSTEM AND METHOD - An intelligent vehicle load measuring system includes a sensor installed in the shock-absorber of every wheel of a vehicle to detect the extension length data of the associating shock-absorber when the vehicle carries a load, a calculation unit coupled to the sensors to receive the extension length data of every shock-absorber of the vehicle and to calculate the weight of the load received by each shock-absorber and the total weight and loadage of the vehicle, and a display unit electrically coupled to the calculation unit to display the load data of the vehicle. The invention involves also an intelligent vehicle load measuring method. | 12-25-2008 |
| 20090119051 | Method and Apparatus for Verifying Scale Calibration - An apparatus and method are provided in order to verify the calibration on the fluid handling system. A magnet coupled to the scale is used to attach a precalibrated weight so that a controller in the system can determine if the scale needs to be calibrated. This way a storage tank does not need to be removed in order to check the calibration of the scale. The system can be locked down if the calibration is not within the predetermined calibration tolerance. | 05-07-2009 |
| 20090271136 | METHOD AND APPARATUS FOR CALIBRATING SEEDERS - A calibration device for calibrating a metering system that dispenses a product to a seeder towed by a farm vehicle is provided for obtaining and maintaining a desired rate of delivery of the product from the seeder. The calibration device comprises a first console port positioned at or near the farm vehicle and a second console port at or near the metering system, each operative to receive at least one a calibration console for calibrating the rate of product delivery and adjust the metering system accordingly. | 10-29-2009 |
| 20090306924 | AUTOMATIC CALIBRATION SYSTEM FOR SCANNER-SCALE OR OTHER SCALE SYSTEM - A system and method for automatically calibrating a scale, particularly a scanner-scale of a POS system, in which the scale is calibrated via an on-board calibration system including an accelerometer that actually measures the acceleration due to gravity factor for a given location/time and then uses this measured factor to perform a calibration sequence. An example calibration method may include the steps of (a) performing an initial calibration on the scanner-scale during assembly; (b) providing the scanner-scale with an on-board accelerometer operable to measure gravity acceleration constants for the current location; and (c) running a calibration routine using the specific calibration data obtained from the measurement in step (b) to calibrate the scale. In one configuration, the system may also use other sensors, including temperature and humidity sensors, to provide further calibration constants for use in calibrating the accelerometer and the scale strain gage. | 12-10-2009 |
| 20100023293 | DYNAMIC POSTURAL APPARATUS FOR DETECTING A BALANCED BIPED POSTURE - Scales for detecting equilibrium anomalies of a human body include force sensors under a dynamic. A processing unit determines, from signals of the sensors, the total weight of a subject on the plate. The weight is viewed on a display. Deformable members associated with each sensor provide support along an upward direction of the plate relative to a fixed portion of the scales. A module compares data of the sensors received by the processing unit, to detect a poor distribution of the forces. The display is modified when a poor force distribution is measured by the detector module. The subject can thus exercise dynamically to find a balanced position of his/her feet on the plate. | 01-28-2010 |
| 20100161268 | DEVICE FOR VIBRATION COMPENSATION OF THE WEIGHT SIGNAL OF A WEIGHING SENSOR - Device for vibration compensation of weighing sensor weight signals, with a weighing signal branch having an analog/digital converter unit to which a weighing sensor analog weighing signal is fed, and that generates a digital weighing signal that contains discrete sample values of the sampled analog weighing signal of the weighing sensor. At least one compensation signal branch has an analog/digital converter unit to which an acceleration sensor analog noise quantity is fed for detecting a specified acceleration noise quantity, and that generates a digital noise quantity signal containing discrete sample values of the acceleration sensor analog noise quantity signal. The digital noise quantity signal is fed to an adaptive digital filter unit. An addition unit sums the signal values of the digital weighing signal and the signal values (carrying a negative sign) for the digital noise quantity signals fed to it. | 06-24-2010 |
| 20110066394 | System for Determining the Load Mass of a Load Carried by a Hoist Cable of a Crane - The present disclosure relates to a system for determining the load mass of a load carried by a hoist cable of a crane, said system comprising a measurement arrangement for measuring the cable load in the hoist cable and a calculation unit for determining the load mass on the basis of the cable force, wherein the calculation unit has a compensation unit which describes and at least partly compensates the effect of the indirect determining of the load mass via the cable force in a model. | 03-17-2011 |
| 20110082660 | WEIGHING SYSTEM - A weighing system is equipped with a plurality of weighing units, a combinatorial computing section, a weight checking unit, a correction value computing section and a correction value inputting section. The weighing units weigh goods. The combinatorial computing section is configured to perform combinatorial computing of the weighing results, to select a combination of the goods that is close to a target value calculated using a correction value, and to selectively control the weighing units to discharge the goods. The weight checking section is disposed downstream of the weighing units to check weights of the goods that have been discharged from the weighing units. The correction value computing section is configured to calculate the correction value based on checking results obtained by the weight checking unit. The correction value inputting section is configured to input the correction value to the combinatorial computing section. | 04-07-2011 |
| 20110276298 | Visual Weight Compensation - A method for determining a corrected weight of a mixed volume, by gravimetrically measuring a total weight of the mixed volume, creating an image of the mixed volume, detecting at least one selected component within the image of the mixed volume, estimating a component weight of the at least one selected component from the image of the mixed volume, and subtracting the component weight from the total weight to yield the corrected weight. | 11-10-2011 |
| 20120010840 | CALIBRATION DEVICE FOR A FORCE-MESURING DEVICE, AND FORCE-MEASURING DEVICE - The invention concerns a calibration device ( | 01-12-2012 |
| 20120123721 | ELECTRONIC SCALE HAVING FUNCTION OF COMPENSATING FOR AIR PRESSURE CHANGES IN GLOVE BOX - The present invention relates to an electronic scale having an air pressure change compensation function, which can precisely measure the weight of an object to be weighed even in an environment in which air pressure changes moment by moment in an airtight space such as in a glove box. According to the present invention, there is provided an electronic scale having an internal air pressure measurement sensor, by which the function of correcting the weight of an object to be weighed is provided even in an environment in which air pressure changes such as in the glove box is provided, thus enabling the weight of a sample to be precisely measured even in an environment in which air pressure changes moment by moment. | 05-17-2012 |
| 20120158342 | Impurity Weight Measurement - A method for measuring the weight of impurities in a mixed volume of fibers and impurities by mechanically separating the impurities are from the fibers, whereupon some undesired fibers still remain admixed to the impurities due to imperfections of the mechanical separation. A total weight of the separated impurities and the undesired fibers is gravimetrically measured. An image of the separated impurities and the undesired fibers is created. A weight of the undesired fibers is estimated from the image. The estimated weight of the undesired fibers is subtracted from the total weight to yield a corrected weight of the impurities. The mechanical separation and the subsequent electronic correction yield a more accurate weight of the impurities. | 06-21-2012 |
| 20130024152 | METHOD FOR CALIBRATING WIM-SENSORS - A method for calibrating a WIM (Weigh in Motion) sensor built into a road during travel of a calibrating vehicle measures the dynamic wheel force on the road and on the WIM sensor directly at the measuring wheel, depending on time or location. These wheel force data are transmitted to an evaluating unit. As the calibrating vehicle passes over, WIM signal data are simultaneously measured at the WIM sensor and transmitted to the evaluating unit. The wheel force data are synchronised with the WIM signal data in the evaluating unit. A calibration function is determined by comparing the dynamic wheel force data with the WIM signal data. | 01-24-2013 |
| 20130054173 | METHOD AND DEVICE FOR ADJUSTING A WEIGHING APPARATUS - The method and device are used to adjust a weighing apparatus. A weight indicated by the weighing apparatus is adapted to the gravitation in the area of an installation location of the weighing apparatus. The adaptation is carried out using a code that can be evaluated by the weighing apparatus. | 02-28-2013 |
| 20130185011 | Surface Acoustic Wave Scale - Apparatus and related methods are provided for automatically recalibrating a SAW scale for changing environmental factors. During a period of time when there is no change to a weight applied to the scale, readings of SAW transducers which relate to weight indications and environmental factor indications are taken for two adjacent operating modes of the scale, and two calibrated weight calculations are made utilizing those readings. The difference in calibrated weight calculations is then related to a variable utilized to transform the readings into weights, which is updated, thereby recalibrating the scale. | 07-18-2013 |
| 20130226494 | Digital Filter for Digital Weigher, Digital Weigher Including Digital Filter for Digital Weigher and Wave Filtering Process Method - A digital filter for a digital weigher reduces a calculation time in an adapted filter while maintaining weighing accuracy, a digital weigher includes the filter for the weigher, and a wave filtering process method uses the digital filter for the digital weigher. A fixation section of a FIR filter removes an oscillating component in a predetermined frequency range, from a digital weighing signal. A determination device determines whether an amplitude of an oscillating component contained in a digital weighing signal derived by performing a wave filtering process falls within a predetermined damping range. A control device changes a frequency range of an oscillating component to be removed by an adaptive section of the filter based on a result of the determination. The adaptive section of the filter performs the wave filtering process with respect to the oscillating component in the frequency range changed by the control device. | 08-29-2013 |
| 20140297214 | OCCUPANT DETERMINATION APPARATUS - An occupant determination apparatus includes a load sensor that detects weight of an occupant seated on a seat of a vehicle, and a determinator determining the weight of the occupant as one status among a plurality of statuses which is set corresponding to the weight based on the measurement weight measured by the load sensor. In a case where an absolute value of acceleration acting on the vehicle becomes equal to or larger than the threshold value set in advance, the determinator determines the weight of the occupant as one of the status among the plurality of statuses based on the measurement weight measured before it becomes the threshold value. | 10-02-2014 |
| 20140358466 | SYSTEM AND METHOD FOR AUTOMATICALLY UPDATING ESTIMATED YIELD VALUES - System and method which automatically updates estimated field and in-transit yield values as a function of estimated vehicle load values and correction values determined from more accurate yield values obtained later, such as at a processing or other receiving facility, thereby providing better estimates of yield values between yield monitor system calibrations. | 12-04-2014 |
| 20160116328 | Method and Arrangement in a Weighing System and a Corresponding Software Product and Material Handling Machine - The invention relates to a method in a weighing system, in which method the mass of the bundle is weighed and recorded during both loading % and unloading m | 04-28-2016 |
| 20160131517 | WEIGHING SYSTEMS HAVING LOCATION CALIBRATION CAPABILITY - An integrated weighing system having a calibration system for calibrating the weighing system based on geographical location information, and optionally, based on barometric information. | 05-12-2016 |
| 20170234722 | AUTOMATIC CALIBRATION OF ON-VEHICLE WEIGHT SCALES | 08-17-2017 |
| 702102000 | Tare weight adjusted | 1 |
| 20120109564 | Method For Determining Agricultural Bale Weight - A method is provided for determining the weight of an agricultural bale that compensates for un-level terrain such as hillsides. The method uses an empty baler tare weight and a full baler weight to determine a raw bale weight. The cosine of the slope upon which the baler sits is then calculated based upon the empty baler weight as it sits and the empty baler tare weight. The cosine of the angle of slope and raw bale weight are then used to determine an actual bale weight. Further steps are provided for compensating in the tare weight of the baler for the weight of wrapping material consumed in the formation of each bale. | 05-03-2012 |
