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| Number | Title | Issue Date |
| 7370574 | Device for determining and maintaining mold gyration angle in a gyratory compactor A gyratory compactor apparatus is provided for interacting with a sample within a generally cylindrical mold having a flange. Such an apparatus comprises a frame defining an axis and an offsetable member engaged with the frame for engaging one end of the mold. The o... | 05/13/2008 |
| 7107193 | Defining parameters for a finite elements analysis calculation in a computer-assisted drafting program A method for defining at least one parameter for a finite elements analysis (FEA) calculation in a computer-assisted drafting (CAD) program comprises the steps of determining a body for which said parameter is to be defined, said body being a entity processed by sai... | 09/12/2006 |
| 7050875 | System and method for detecting an anomalous condition The invention provides a system and method for analyzing an anomalous condition. The method includes providing sensor output from at least one sensor used to measure information pertaining to the status of a process, receiving the output from the at least one sensor... | 05/23/2006 |
| 6931911 | Dynamic calibrator A dynamic calibrator in an tire uniformity machine for testing a tire having a chuck assembly for receiving and chucking a tire load cell in sensing relation therewith, the load cell transmitting sensed information to a controller, the dynamic calibrator including a... | 08/23/2005 |
| 6892563 | Calibration apparatus and method for roll covers with embedded sensors An apparatus for facilitating calibration of sensors embedded within an object includes: a foundation; a force generator mounted on the foundation configured to generate a force in a first direction; a load cell connected with the force generator that detects the ma... | 05/17/2005 |
| 6786093 | Balancing apparatus Balancing apparatus that supports and rotates a body to be measured with a rotating mechanism so that the body vibrates due to the dynamic imbalance thereof. The vibration of the body is transmitted to a vibration member and then detected by a sensor. A vibrator is ... | 09/07/2004 |
| 6763285 | Adaptive compensation of sensor run-out and mass unbalance in magnetic bearing systems without changing rotor speed The present invention provides a method and system for stabilizing a rotor about its geometric center in a magnetic bearing system at a constant rotor speed. In the method, the controller for controlling the magnetic bearing uses an adaptive control algorithm which ... | 07/13/2004 |
| 6595052 | Self-calibrating machines for balancing work pieces and methods of machine calibration In this system an unbalancing force, as set by an unbalance load injection device integrated into a work piece balancing machine and its balance computer, is injected into an injection planethrough an operating portion of the machine. This injected load i... | 07/22/2003 |
| 6305211 | Test rotor for balancing machine A test rotor for balancing machines has a plurality of receptacles for test weights. Fitting surfaces are provided beside the receptacles against which fitting surfaces of the test weights are placed. The fitting surfaces for angle positioning are shaped ... | 10/23/2001 |
| 5723767 | Method of calibrating a wheel balancer parameter entry device A method of calibrating a parameter entry device for a vehicle wheel balancer utilizes a parameter entry device having an elongated rod slideably and rotatably mounted to the balancer in parallel with the rotatable wheel-mounting shaft. A transverse arm h... | 03/03/1998 |
| 5542294 | Wheel balancer quick calibration check Automatic checking of the calibration of a vehicle wheel balancer includes putting the balancer in a calibration check mode, mounting a test weight of known mass to a hub of the balancer, spinning the hub with the said test weight mounted thereon to deter... | 08/06/1996 |
| 5492002 | Instrumented wheelset system An instrumented wheelset system and method for providing an accurate and integrated instrumented wheelset on a train or other vehicle is provided. A subject wheelset is profiled and subjected to finite element analysis. Simulated loading of the wheelset i... | 02/20/1996 |
| 5481912 | Method and apparatus for dynamically balancing a rotary member A method and apparatus for dynamically balancing a rotary member by mass compensation in first and second correction planes on the rotary member, wherein in dependence on the rotary member mass, its mass moment of inertia, the measuring speed of rotation ... | 01/09/1996 |
| 5421199 | Method and apparatus for unbalance measurement for unbalance compensation to be carried out in two compensating planes on a rotary member A method of unbalance measurement of a rotary member for balancing thereof in first and second compensating planes includes the steps of: performing test runs wherein the rotary member is rotated about is axis with test weights on the rotary member rotati... | 06/06/1995 |
| 5402673 | System for testing firmness of a paper roll An apparatus and method for measuring the firmness of a paper roll product. The roll product is mounted on a spindle and a plunger is lowered into engagement with the outer peripheral surface of the roll product. A motion detector detects the distance the... | 04/04/1995 |
| 5079942 | Method and apparatus for calibrating rolling mill on-line load measuring equipment In place calibration of the permanent on-line force measurment system of a rolling mill is performed by replacing the working rolls with dedicated calibration rolls, which can be scrap working rolls. Discontinuities formed in the cylindrical surfaces of d... | 01/14/1992 |
| 4974442 | Method and apparatus for calibrating rolling mill on-line load measuring equipment In place calibration of the permanent on-line force measurement system of a rolling mill is performed by replacing the working rolls with dedicated calibration rolls, which can be scrap working rolls. Discontinuities formed in the cylindrical surfaces of ... | 12/04/1990 |
| 4894787 | Automatic load monitoring system with remote sensing A novel system for determining the magnitudes of loads on rotating helicopter components from signals remotely measured on the helicopter fuselage is characterized by a processor which decomposes the measured signals into corresponding Fourier components ... | 01/16/1990 |
| 4776215 | Dynamic balancing system and method Disclosed is a system and method for accurately balancing a wheel/tire assembly. The assembly is mounted onto a shaft of a dynamic wheel balancer to rotate therewith. The shaft and wheel/tire assembly are spun while the balancer senses and stores a first ... | 10/11/1988 |
| 4517822 | Device for applying imbalance to a rotor A device for applying imbalance to a rotor comprises a plurality of chambers disposed symmetrically around the rotor. Each has an opening and is adapted to contain a fluid. Each of a plurality of opening devices associated with the chambers is operable un... | 05/21/1985 |
| 4494400 | Wheel balancer two plane calibration apparatus and method A dynamic balancing machine having a rotatably driven mounting shaft for articles to be balanced has a fixture upon which known weights are mounted at two known calibration planes ralative to the shaft. Data taken by force sensors coupled to the shaft dur... | 01/22/1985 |
| 4441355 | Apparatus and method for displaying unbalance of rotors during measurement A method for displaying the amount of unbalance during rotation of a rotor, preferably in two correction planes, includes adjustment of the amounts of unbalance determined during measurement by a factor obtained during calibration. The method is character... | 04/10/1984 |
| 4424711 | Process and apparatus for adjusting a balancing machine A balancing machine is used to measure the unbalance of a rotor by obtaining a first reading representative of the vector sum of the unbalance of the rotor and an amount comprising the product of the mass of the rotor and its eccentricity relative to the ... | 01/10/1984 |
| 4348885 | Method and system for operational testing of a device for balancing bodies of rotation A method and system for operational testing of a device for the balancing of a rotor in two balancing planes, wherein the device is provided with a clamping fixture, a housing, and pickups for bracing the clamping fixture in relation to the housing, the d... | 09/14/1982 |
| 4338818 | Method for determining error sources in a wheel balancer Force transducers are coupled to the shaft of a wheel unbalance measuring device to provide periodic electrical signals indicative of unbalance forces. Operation of the system while a known unbalance is mounted on the shaft provides data from which calibr... | 07/13/1982 |
| 4202205 | Integral torquer for mass measurement system A mass properties measurement system including a test object support table mounted to a bearing means for supporting the table for rotation about an axis of rotation substantially perpendicular to the plane of the support table; means for measuring overtu... | 05/13/1980 |
| 3995471 | Device for calibrating a chassis dynamometer A device for calibrating a chassis dynamometer comprising a drive wheel for driving rollers of the dynamometer, said drive wheel being carried by a frame via a spring, a fluid pressure operated jack which selectively lifts up said drive wheel to disengage... | 12/07/1976 |
