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| Number | Title | Issue Date |
| 8065039 | Control for positioning multiple barriers apparatus and method A control routine for groups of remotely controlled, variable-position, position-aware, transceiver-equipped actuators manages data discrepancies by issuing a first set of generic actuation commands to start and stop the actuators, then polling the actuators to repo... | 11/22/2011 |
| 8050802 | Method and apparatus of compensating for position shift A levitated XY stage with a mechanism to disable the bearing element to allow the physical elements of the stage to come into contact with one another and “Coulomb weld” together, thereby eliminating drift. Preferably, the XY position shift of the stage that res... | 11/01/2011 |
| 7912587 | Method of balancing a gas turbine engine rotor A method of balancing an assembly of rotary parts of a gas turbine engine comprising measuring at least one of the concentricity and parallelism of each component and considering globally all possible component stacking positions to generate an optimized stacking po... | 03/22/2011 |
| 7873440 | Variable toe angle control system for a vehicle A variable toe angle control system for a vehicle that can be incorporated with a fail-safe mechanism. When a fault of the system is detected, at least one of toe-angle actuators is actuated to make toe angles of two wheels agree with each other. When one of the whe... | 01/18/2011 |
| 7792610 | Wheel balancing apparatus and method with improved hidden spokes placement for irregular wheels A method and an apparatus for carrying out the method are disclosed for hidden spokes placement of balancing weights on a wheel, having a hub, a rim and the hub and the rim being connected by several spokes, comprising determination of spoke configuration data. Now,... | 09/07/2010 |
| 7761187 | Tub oscillation control method of drum type washing machine A method controls tub oscillation in a drum type washing machine by utilizing a ball balancer. The method includes maintaining an rpm of a drum in a predetermined rpm level for a predetermine period of time during a dehydration operation, thereby reducing a differen... | 07/20/2010 |
| 7664576 | Apparatus and method for assembling tire and wheel based on rigidity and radial runout of wheel Based upon rigidity classifications of wheels and radial runout classifications of the wheels, the lower the rigidity classification or the lower the radial runout classification, the more likely a methodology (heavy point-light point alignment) is selected in which... | 02/16/2010 |
| 7617018 | Platform attitude adjustment augmentation method and apparatus A method and apparatus for increasing platform attitude adjustment range for platforms supported by jacks in which the apparatus includes jacks for supporting a platform at spaced-apart locations, jack drive mechanisms, and a controller connected to each of the jack... | 11/10/2009 |
| 7447565 | Electronic alignment system An electronic alignment system is disclosed. The system has at least two accelerometers, mounted in the device in such a manner that the accelerometers are mutually perpendicular to one another. An electrical connection electrically connects the accelerometers, a co... | 11/04/2008 |
| 7424337 | Method for increasing the control dynamics of a load driven by a driveshaft of direct drive In a method for increasing the control dynamics of a load driven by a direct drive via a driveshaft, a first transducer provides a first output signal indicating a first rotation speed, and a second transducer provides a second output signal indicating a second rota... | 09/09/2008 |
| 7400943 | Methods and systems for analyzing engine unbalance conditions Methods and systems for analyzing engine unbalance conditions are disclosed. In one embodiment, a method includes receiving vibrational data from a plurality of locations distributed over an engine and a surrounding engine support structure, and inputting the vibrat... | 07/15/2008 |
| 7372279 | Power generation unit condition monitor using frequency profile analysis A power generator unit condition monitoring system can receive a frequency profile generated by a frequency generating component and can transmit the received frequency to a frequency profile analyzer. The frequency profile analyzer analyzes the transmitted frequenc... | 05/13/2008 |
| 7363111 | Methods and systems for analyzing engine unbalance conditions Methods and systems for analyzing engine unbalance conditions are disclosed. In one embodiment, a method includes receiving vibrational data from a plurality of locations distributed over an engine and a surrounding engine support structure, and inputting the vibrat... | 04/22/2008 |
| 7359775 | Method and apparatus for information transfer in vehicle service systems A vehicle service system having a vehicle service computer which is configured for communication with at least one on-board vehicle computer of a vehicle undergoing a vehicle service procedure via a vehicle fault tolerant communication bus, to retrieve or access inf... | 04/15/2008 |
| 7359827 | Angle detecting apparatus and scanning-type actuator using the angle detecting apparatus A first sensor and a second sensor provided on both ends of a moving portion connected to a fixed portion via an elastic body detect displacements of the moving portion that is in an oscillating movement. An angle calculating unit calculates a displacement angle of ... | 04/15/2008 |
| 7356428 | Overhead traveling vehicle testing and calibration A method, system and test fixture for allowing testing and calibration of various operation parameters of an overhead traveling vehicle (hereinafter “OTV”) are disclosed. The invention implements a test fixture that includes a rotatable bearing set for rotatably... | 04/08/2008 |
| 7353088 | System and method for detecting presence of a human in a vehicle A system for detecting the presence of a human in a vehicle is provided. The system includes a vibration sensor that is configured to detect vibrations of the vehicle, and to output signals related to the sensed vibrations. A processor is configured to receive the s... | 04/01/2008 |
| 7347433 | Wheel and steering sensor system A steerable element angular sensor system may include a sensor having a sensing axis positioned along an axis of rotation of a knuckle, a connector connecting a yoke and a knuckle of a steering system. The sensor may detect rotation of at least one of the knuckle an... | 03/25/2008 |
| 7333913 | Clearance measurement system and method of operation A clearance measurement system is provided. The clearance measurement system includes a reference geometry disposed on a first object having an otherwise continuous surface geometry and a sensor disposed on a second object, wherein the sensor is configured to genera... | 02/19/2008 |
| 7328614 | Vehicle wheel balancer system A method for providing a centering check for a rotating body mounted on a wheel balancer which is based on measuring at least one imbalance parameter or tire runout of the rotating body. The rotating body is mounted on a spindle of the wheel balancer and an imbalanc... | 02/12/2008 |
| 7328124 | Apparatus and method for measuring and compensating steering-angle sensitive alignment measurements A method for measuring and compensating steered-angle sensitive wheel alignment angle and distance measurements for the effects of steering a wheel from a straight ahead position, thereby enabling an operator to carry out a vehicle wheel alignment angle adjustment w... | 02/05/2008 |
| 7324919 | Apparatus for analysing the condition of a machine An apparatus for analysing the condition of a machine having a rotating shaft, includes: at least one input for receiving measurement data from a sensor for surveying a measuring point of the machine, the measurement data being dependent on rotation of the shaft; an... | 01/29/2008 |
| 7321809 | Methods and systems for analyzing engine unbalance conditions Methods and systems for analyzing engine unbalance conditions are disclosed. In one embodiment, a method includes receiving vibrational data from a plurality of locations distributed over an engine and a surrounding engine support structure, and inputting the vibrat... | 01/22/2008 |
| 7312871 | Method and apparatus for alignment of components A method and apparatus for measuring the relative positions of first and second components, comprising: mounting first and second measurement units on respective housings forming part of each component and which are rotatably arranged and infinitely adjustable there... | 12/25/2007 |
| 7278215 | Method and device for measuring wheel alignment of automobile There is provided a method and a device for measuring wheel alignment of an automobile that can quickly and precisely measure wheel alignment of the automobile without applying the same load to a wheel installation portion as that applied thereto in a finished vehic... | 10/09/2007 |
| 7275295 | True vehicle running center shaft assembly system A system for assembling a vehicle drive shaft is provided with the steps of installing yokes on respective ends of a drive shaft tube, each yoke having first and second bores therethrough for receiving respective distal ends of respective spider arrangements, and ro... | 10/02/2007 |
| 7275408 | Scanning beam suspension adjustment Apparatus and method for simultaneously adjusting the gram load and radius geometry height of a head suspension by scanning a spring region of the head suspension with a laser beam. The incremental height difference between left and right legs of a spring region of ... | 10/02/2007 |
| 7272513 | Optimal shaft balance using integer programing to handle discrete adjustment Determining a shaft balance adjustment includes measuring an initial vibration of the shaft, determining if the initial vibration is greater than a predetermined value, and, if the initial vibration is greater than the predetermined value, determining an adjustment ... | 09/18/2007 |
| 7271906 | Image processing alignment method and method of manufacturing semiconductor device An alignment mark is arranged to be within an image screen and the alignment mark is formed with rectangular patterns having varied dimensions from each other. The signal waveforms from each of the rectangular patterns are measured. The number of the rectangular pat... | 09/18/2007 |
| 7270007 | Apparatus and method for reducing vibration A method of reducing vibration in equipment having first and second mechanically connected subassemblies is disclosed. A sensor is disposed on the first subassembly. A vibration from the sensor is recorded. The vibration is attributable to a composite mechanical ope... | 09/18/2007 |
| 7267029 | Balancing device for a rotating member and associated methods A balancing device including a positionable member associated with a rotating member having an axis, wherein the positionable member has a substantially constant mass, and wherein the positionable member is disposed at a first position about the axis of the rotating... | 09/11/2007 |
| 7252000 | Method and machine for rotor imbalance determination Correcting unbalance with regard to rotors (11, 101) and shafts is important in order to improve performance of those rotors (11, 101) or shafts within a practical machine or engine. Previously, result orientated iterative balancing of the rotor or sha... | 08/07/2007 |
| 7243023 | Engine balancing system and method A method for balancing vibrations in a rotating machine is provided. The rotating machine has a first and a second plane of imbalance. The method includes determining a first set of solution mass vectors that includes a first solution mass vector for the first plane... | 07/10/2007 |
| 7236855 | Method for compensating and out-of-balance condition of a rotating body In a method for compensation of an out-of-balance condition of an imaging data acquisition device, rotatable around a patient opening of a stationary unit of a tomography apparatus, such as an x-ray computed tomography apparatus or an ultrasound tomography apparatus... | 06/26/2007 |
| 7236240 | Time-resolved photogrammetric measurement of wheel position values The invention concerns a device for three-dimensional photogrammetric capture of an object with time resolution, comprising a first auxiliary assembly set on the object to be captured, a second auxiliary assembly and a single camera. The first auxiliary assembly is ... | 06/26/2007 |
| 7236913 | Method for simulating a mechatronic system According to the invention, a simulation is carried out based on the fundamental motion equation (1) for simulating the system by means of: transformation of the fundamental motion equation into linear differential equations of the first order; further transformatio... | 06/26/2007 |
| 7231080 | Multiple optical input inspection system A system and method of inspecting electrical circuits with multiple optical inputs, including: obtaining first and second image data that are generally spatially coincidental but which each include some image data that is different, modifying one of the images by em... | 06/12/2007 |
| 7229566 | Position detecting method and apparatus A two-dimensional image of an alignment mark 30 is acquired by an alignment scope 15 at step S61, and the two-dimensional image acquired at step S61 is converted to a light-intensity signal line by line at step S62. A selection as ... | 06/12/2007 |
| 7216071 | Hybrid gas turbine engine state variable model The present invention relates to a system and a method for developing an engine model. The system broadly comprises a module for generating a state variable model of an engine, which module receives a plurality of inputs to an engine representative of a particular f... | 05/08/2007 |
| 7210321 | Method and apparatus for measuring centerline runout and out of roundness of a shaft The centreline runout (a) and out of roundness (b) of a shaft (100) is measured by measuring the distance between the central longitudinal axis (102) of the shaft (100) and each of a plurality of angularly spaced measurement points (103) ... | 05/01/2007 |
