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| Number | Title | Issue Date |
| 7975526 | Calibration weight arrangement for an electronic balance A calibration weight arrangement (4, 104) for an electronic balance with a force-transmitting mechanism (1) has a calibration weight (3, 103) adapted to be coupled to the force-transmitting mechanism. The arrangement also has a transfer mechanis... | 07/12/2011 |
| 7870776 | Calibrating a scale without a calibration weight by inverting the scale A weighing scale that is calibratable without a calibration weight that is separate and distinct from the scale. The scale has a weighing mode and a self-calibration mode and includes a base that supports a load cell, which in turn supports a mass receiver. Electron... | 01/18/2011 |
| 7788964 | Method and device for calibrating a weighing system of a blast furnace top hopper A method for calibrating a weighing system of a blast furnace top hopper and a corresponding weighing system are disclosed. The method comprises the step of using at least one actuator for exerting a vertical net force with a certain magnitude onto the hopper, so as... | 09/07/2010 |
| 7739895 | Verification of scale calibration method and apparatus A method of determining whether a scale in a fluid handling device needs to be calibrated includes weighing a storage tank of fluid a first time with a scale, transferring the fluid from the storage tank to an area of known volume, weighing the storage tank at a sec... | 06/22/2010 |
| 7681431 | 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 circ... | 03/23/2010 |
| 7631536 | Calibration weight arrangement for an electronic balance The calibration weight arrangement for an electronic balance (1) with a force-measuring cell (6) has a calibration weight (14) which can be coupled to the force-measuring cell (6). A transfer mechanism and a drive source are used to move ... | 12/15/2009 |
| 7596984 | Calibration weight arrangement for an electronic balance A force-measuring cell is designed for a receiving structure having multiple force-measuring cells of the same type. Each cell in the receiving structure occupies a design space whose dimensions, projected into a plane orthogonal to the load direction, is delimited ... | 10/06/2009 |
| 7513139 | Electronic balance having a calibration weight arrangement The calibration weight arrangement for an electronic balance with a force-transmitting device (1), includes a calibration weight (14) capable of coupling to the force-transmitting device (1). The calibration weight (14) is moved verticall... | 04/07/2009 |
| 7478551 | Modular calibration weight A calibration weight 100 for a gravimetric measuring instrument includes a calibration weight base module 101 which is equipped with at least one attachment area 106. The calibration weight 100 further has at least one positioning means | 01/20/2009 |
| 7441436 | Method for weighing apparatus calibration management A weighing apparatus calibration method uses a test mass, a material and a terminal to calculate and compare the total weight of the test mass and material to determine if the total capacity of the weighing apparatus has been calibrated. A system for managing calibr... | 10/28/2008 |
| 7398668 | Weight sensing system and method for vehicles with non-fluid springs A system and method of sensing a load on a vehicle that includes a plurality of wheel-engaging members is disclosed. The vehicle body is supported on the plurality of wheel-engaging members and receives a cargo having a cargo weight. The method includes providing a ... | 07/15/2008 |
| 7395689 | Calibration weight arrangement for an electronic balance An electronic balance with a force-transmitting device (1, 101) has a calibration weight arrangement (4, 104). The arrangement includes a calibration weight (3, 103) capable of being coupled to the force-transmitting device (1, 101). It a... | 07/08/2008 |
| 7383717 | Force sensor abnormality detection system for legged mobile robot In a force sensor abnormality detection system for a legged mobile robot having a force sensor installed between a foot and each leg and producing an output indicative of floor reaction force acting from a floor on which the foot contacts, the robot is controlled to... | 06/10/2008 |
| 7363184 | System and method for drift compensation in a seat load sensing system A method (60) for adjusting a sensed load W(s) of a vehicle seat weight sensing system (10) includes the step (64) of determining a rate of change {dot over (W)}(t),{dot over (W)}avg in the sensed load. The method (60) also inc... | 04/22/2008 |
| 7342185 | Compression column load cell with compensation for off center loading errors Simple and inexpensive electrical compensation for off-axis and off-center loading sensitivity is possible in compression column load cells having a pair of compensation strain gages in series with each of the main strain gages in the load cell. The compensation gag... | 03/11/2008 |
| 7339122 | Weighing module having portions arranged within the design space of another weighing module A device to weigh objects of like nature has at least a first weighing module and a second weighing module. Each weighing module includes a load receiver and a weighing cell connected to each other through a force-transmitting rod. Each weighing cell is arranged in ... | 03/04/2008 |
| 7331210 | Conveyor weighbridge with built-in calibration weight The loadcell live idler platform scale has an idler to support a conveyor belt and a frame on which the rollers are mounted. The weighbridge has four load cells connected perpendicular to each end of the frame, strain gauges to receive deflections from each pair of ... | 02/19/2008 |
| 7331209 | Transducer acceleration compensation with frequency domain amplitude and/or phase compensation A method and system for correcting for the inertial error of a transducer as a function of frequency or effective mass coupling. ... | 02/19/2008 |
| 7290352 | measurement device for a support land for a valve disc A measuring tool is designed to measure the relationship between an inner hub land and an outer land for a valve body. A locating face engages the inner hub land such that the measurements are taken with respect to the inner hub land. A probe is designed to engage t... | 11/06/2007 |
| 7292951 | Systems 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 l... | 11/06/2007 |
| 7285737 | Narrow weighing system arranged in narrowly spaced rows in the lateral direction A weighing system that works on the principle of electromagnetic force compensation has two guide members (12), which as a parallel guide unit connect a load support (14) to a base region (11) fixed to the housing, and at least one transmission ... | 10/23/2007 |
| 7255003 | Device for measuring and displaying the amount of beer in a keg A scale for determining a quantity of material in a container such as a keg. The scale may include a support member configured to be placed under a portion of the container, a display to indicate the quantity of material in the container, and a weight sensor positio... | 08/14/2007 |
| 7250577 | Device for weighing substantially uniform weighing objects A device to weigh substantially uniform weighing objects has a plurality of weighing modules and an equal number of load carriers that have central lengthwise axes extending in the direction of the load. Each of the load carriers is connected, respectively, to one o... | 07/31/2007 |
| 7193162 | Method for assessing the operation of a conveying apparatus The present invention is directed to an apparatus and method for measuring the weight of material such as rock, earth, wood, pulp, grain, gravel, sand, ore, cement etc. being processed or moved by an apparatus such as a conveyor, apron conveyor or bucket elevator dr... | 03/20/2007 |
| 7176389 | Electronic balance An electronic balance includes a sample plate for placing a sample, a load detecting unit for determining a weight of the sample, a sensitivity calibration mechanism having a calibration weight disposed under the sample plate for applying a load of the calibration w... | 02/13/2007 |
| 7166808 | Apparatus for measuring the weight force of a load processed by a machine An apparatus is provided for measuring the weight force of a bale in a baler wherein the bale moves between a first position, within the baling chamber, and a second position, within a wrapping apparatus carried by the baler chassis. A measurement device, which is c... | 01/23/2007 |
| 7162459 | Method and system for estimating weights of mailpieces A weight estimating system for estimating the weight of a mailpiece and a postage metering system including such a weight estimating system. The weight estimating system includes a measuring system, a diverter mechanism and a microprocessor system. The measuring sys... | 01/09/2007 |
| 7142102 | Weight overload warning system A system for determining if a motor vehicle is overloaded by utilizing the Tire Pressure Monitoring System and the Auto Leveling System installed on many vehicles, and optionally, also providing the proper tire pressure to provide a save driving condition for the mo... | 11/28/2006 |
| 7138585 | Scale with message display Disclosed is a bath scale for measuring a user's weight having a weight display and a message display driven by a detection-and-display system adapted to provide through the message display one or more substantially non-deductive messages to the user of the bath sca... | 11/21/2006 |
| 7138907 | Spring sensor retention assembly for sensor apparatus mounted in a vehicle seat cushion A sensor assembly for use in a vehicle seat cushion for detecting the presence of an occupant includes a mat adapted to be installed in the vehicle cushion. The mat includes first mounting structure and a first sensor device attached to the mat. A first member has a... | 11/21/2006 |
| 7129426 | Weight scale with hybrid graduation A weight scale with hybrid graduation includes an elastic element, a carrier mounted to the lower end of the elastic element, an indicator block mounted between the elastic element and the carrier, and a graduated housing for receiving the elastic element and the in... | 10/31/2006 |
| 7114368 | Apparatus and method for verifying the volume of liquid dispensed by a liquid-dispensing mechanism An apparatus for improving the procedure for quantifying the volume of liquid dispensed by a liquid-dispensing mechanism of an analytical instrument. The apparatus of this invention comprises (a) at least one weigh cup; (b) at least one standard mass; (c) at least o... | 10/03/2006 |
| 7104139 | System and method for load sensing using piezoelectric effect System and method for measuring static load by using a piezoelectric load sensor with a feedback technique to compensate for the signal loss due to charge leakage, and therefore ensures measurement accuracy. The system is integrated with other structure, objects and... | 09/12/2006 |
| 7105751 | Calibration assisting method, device and system A calibration assisting device includes a reference load data storage means 30d for storing, as a reference load data, the reference load data produced from load sensor 10 when a desired reduced quantity is generated in a vehicle weight measurin... | 09/12/2006 |
| 7091428 | Weighing apparatus with Roberval mechanism A weighing apparatus for measuring a weight of an article including a Roberval mechanisms; a first load converting unit including a load receiving portion operationally coupled with a load receiving portion of the Roberval mechanism and a plurality of levers connect... | 08/15/2006 |
| 7076990 | Load cell type weight measuring device A load cell type weight measuring device includes a load cell formed of a strain member provided with a plurality of strain gauges and deforming according to a load applied to a load receptacle. The load cell type weight measuring device converts an output of a Whea... | 07/18/2006 |
| 7055365 | Load sensor and seat weight measuring apparatus with a plurality of strain gauges A load sensor hardly causing error in weight measurement even when the environmental temperature of the load sensor varies, and a seat weight measuring apparatus using the load sensor. The sensor includes a plurality of strain gauges form a bridge circuit. The strai... | 06/06/2006 |
| 7048338 | Method and apparatus for attaching sensors to a seat assembly A vehicle seat assembly includes a sensor assembly that is used to provide data for an occupant classification system. The data is used to determine such characteristics as seat occupant weight and position. These characteristics are used to control deployment of a ... | 05/23/2006 |
| 7041914 | Method for compensation of near-neighbor sample effects in a NMR check weighing system A method (10) for reducing or eliminating the effects of proximate samples on the NMR measurement of the mass of a test sample in a NMR check weighing system (24) for samples on a production line. The test sample is in a container (22) on a prod... | 05/09/2006 |
| 7015400 | Apparatus and method for controlling the belt tension of a belt weigher A belt weighing apparatus for maintaining high accuracy in weighing by way of maintaining a fixed tension in the belt and preventing the belt from oscillating. The belt conveyor is comprised of a supporting frame, an upper guiding unit arranged on the supporting fra... | 03/21/2006 |
