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| Number | Title | Issue Date |
| 8061200 | Method and apparatus for determining imbalance correction weight amounts for application during vehicle wheel balancing A method for reducing imbalance correction weight usage during a balancing operation of a vehicle wheel assembly. An imbalance of the vehicle wheel assembly is initially determined and utilized together with an established acceptable threshold of imbalance for the v... | 11/22/2011 |
| 7793540 | Rotor unbalance correction A rotor such as a blisk B is balanced by determining the extent of any static or couple unbalance when the rotor is rotated about a test axis X while supported at a location surface 10 at which the rotor is supported in normal use. The location surface 10 | 09/14/2010 |
| 7658108 | Method and apparatus for selection of balancer static imbalance correction mode A method for measuring the imbalance characteristics of a rotating body, and for determining if an application of at least one imbalance correction weight in only one of two identified imbalance correction weight planes is sufficient to reduce the measured imbalance... | 02/09/2010 |
| 7594436 | Method for determining an imbalance condition of a rotating body A method for measuring imbalance forces in a rotating body, and for determining if an application of imbalance correction weights is required to compensate for the measured imbalance forces. ... | 09/29/2009 |
| 7426858 | Method of balancing a suction unit comprising a ventilator and an electric motor A method of manufacturing an electrical suction unit for use in a vacuum cleaner includes a turbine unit and an electrical motor with a rotor and a stator. The turbine unit is attached to the rotor and forms, together with the rotor, a rotatable part of the suction ... | 09/23/2008 |
| 7355687 | Method and apparatus for vehicle service system with imaging components An improved vehicle wheel service system for servicing a vehicle wheel assembly, configured with one or more imaging sensors to accurately measure distances, dimensions, and characteristics of features associated with a vehicle wheel assembly undergoing a service. | 04/08/2008 |
| 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 |
| 7320248 | Method and apparatus for determining imbalance correction weights for a rotating body A method for measuring the imbalance characteristics of a rotating body, and for determining if an application of imbalance correction weights is required to reduce the measured imbalance characteristics to an acceptable residual imbalance level. ... | 01/22/2008 |
| 7318346 | Out-of-balance measuring device The unbalance measuring device comprises a spindle unit (7) with a spindle holder (29) and with a spindle (11) mounted on the spindle holder (29) rotatably about an axis of rotation (9) and carrying at one of its two ends a couplin... | 01/15/2008 |
| 7237326 | Device for applying balancing weights to vehicle wheels in wheel balancing machines A device for applying balancing weights to vehicle wheels in wheel balancing machines, comprising: a detector for the position of an indicator that can slide on rectilinear guides with respect to a wheel supported rotatable on the frame of a balancing machine; remov... | 07/03/2007 |
| 7234350 | Unbalance measuring apparatus A bearing 41 of a support portion 4 for rotatably supporting a shaft 11 of a rotating body 10 to be measured with respect to the magnitude of unbalance thereof is formed into a hollow U-shape and has formed therein an injection port 41... | 06/26/2007 |
| 7230694 | Method for determining an axle geometry and sensor for its execution Method for determining an axle geometry by recording and evaluating a topographical image of a face (6) of a wheel (1) fitted to an axle (2), and a sensor (10) for execution of the method. The method includes projecting light with a codin... | 06/12/2007 |
| 7191650 | Wheel balancer with continuous static imbalance display An apparatus for balancing a vehicle wheel simultaneously shows both dynamic imbalance and static imbalance. At least one corrective weight is attached to the wheel to correct the static imbalance. A residual static imbalance is then determined after attachment of t... | 03/20/2007 |
| 7162797 | Method of correcting imbalance of a scroll compressor A compressor has a compression unit for compressing gas to a desired pressure, a drive shaft and a balancer. The drive shaft is connected to the compression unit for driving the compression unit. Imbalance on the drive shaft is generated due to movement of the compr... | 01/16/2007 |
| 7065462 | Vehicle wheel alignment by rotating vision sensor Apparatus and methods are provided for measuring vehicle wheel alignment characteristics. According to one embodiment, during a first measurement cycle, spatial coordinates of multiple points on the wheel are obtained by positioning a vision sensor at various angula... | 06/20/2006 |
| 6952964 | Vehicle wheel balancer system A method for providing a centering check for a rotating body mounted on a wheel balancer based on measuring at least one imbalance parameter and for determining weight display thresholds for static and dynamic imbalance correction weights which vary with parameters ... | 10/11/2005 |
| 6948246 | Method of fitting tire-and-wheel assembled body to axle Provided is a method of fitting a tire-and-wheel assembled body to an axle, which is capable of resolving imbalance in a state of fitting an assembled body including a tire and a wheel to an axle. In this fitting method, a tire is fitted to a wheel, and then core po... | 09/27/2005 |
| 6889549 | Assembling method of tire and wheel rim A phase θc of a correction unbalance found by the following formula (1) is determined by using a Radial Runout (RRO) value Wr1 in a primary component of the RRO of the wheel rim, a phase θr1 (unit: °) of a peak position thereof, an unbalance level W... | 05/10/2005 |
| 6890100 | CT gantry balance system A method and system for balancing CT gantry mechanisms. Two balance locations are preselected on the rotating base member and stacks of spacers, shims, and weights are provided at each site. Strain gate sensors are provided on the stationary base member and included... | 05/10/2005 |
| 6736007 | Assembling method for tire wheel assembly and assembling line for tire wheel assembly, and wheel and production method for wheel A tire/wheel assembly assembling method, including a balance weight determination step, in which the weight and attachment position of a balance weight to be attached to a wheel are determined on the assumption that the minimum point of the RRO of the wheel will be ... | 05/18/2004 |
| 6619120 | Wheel mounting member for vehicle wheel balancer A wheel mounting member is adapted for use in a vehicle wheel balancer to secure a vehicle wheel in a centered position relative to a centering shaft of the wheel balancer during wheel-balancing rotation of the wheel. The mounting member includes a base c... | 09/16/2003 |
| 6196066 | Rotor aircraft rotor blade with static and dynamic balancing device and balancing process of a blade The balancing device includes static weights, equally distributed by mass in two housings elongated along the span of the blade, and dynamic weights distributed by mass in the two housings so as to ensure the dynamic adjustment of the blade while keeping ... | 03/06/2001 |
| 6074118 | Automatic device for locking a vehicle wheel onto balancing machine shaft A device for automatically locking a wheel onto a front end of a balancing machine shaft includes a hollow profiled body provided with a frontal member on which the rim of the wheel to be balanced bears. The profiled body acts as a housing for a slider po... | 06/13/2000 |
| 5969246 | Apparatus and method for determining axial stability An apparatus and method for determining axial stability compares measured wheel runout and axial instability parameters with prescribed tolerances to determine if the wheel suffers from excessive wheel play. Axial stability and runout is determined and di... | 10/19/1999 |
| 5572382 | Magnetic disk drive having balanced magnetic disk mounted on rotor of motor A magnetic disk drive comprises a motor having a substantially cylindrical rotor, and three magnetic disks each having a center hole in which the rotor is inserted, and fitted on the outer circumferential surface of the rotor. The magnetic disks are displ... | 11/05/1996 |
| 5337256 | Wheel balancer with multiple operator interface An electronic wheel balancer apparatus includes an operator interface which adapts the device for concurrent use by multiple operators. A microprocessor works in conjunction with internal memory units to save and retrieve data associated with each operato... | 08/09/1994 |
| 5237505 | Method and apparatus utilizing static imbalance to reduce vibration caused by tire/wheel assemblies and tire/wheel assembly made using same The mass of a tire/wheel assembly is altered to apply a static imbalance to the assembly in a manner which reduces the overall tendency of the assembly to cause vibration in the plane perpendicular to its axis of rotation when in use. The applied imbalanc... | 08/17/1993 |
| 5195370 | Automotive wheel balancing apparatus and method Dynamic wheel balancing is achieved at low (1-3 RPS) rotating velocity by mounting the wheel for rotation on a frame which is pivotally supported for any rotation caused by wheel unbalance. A transducer senses any frame movement and electrical signals cor... | 03/23/1993 |
| 5025662 | Automotive wheel balancing apparatus and method Dynamic wheel balancing is achieved at low (1-3 RPS) rotating velocity by mounting the wheel for rotation on a frame which is pivotally supported for any rotation caused by wheel unbalance. A transducer senses any frame movement and electrical signals cor... | 06/25/1991 |
| 4854168 | Method for balancing a rotor, in particular a motor vehicle wheel, in two planes A method and device for the balancing of a rotor in two planes. A static imbalance is formed from the result of imbalance vectors measured in the planes. Balance weights are fixed on the rotor in those angle positions so that a minimized static imbalance ... | 08/08/1989 |
| 4817429 | Method and apparatus for optimization of running conditions of an automobile wheel Optimization of running conditions of an automobile wheel is achieved by matching (readjustment of tire relative to rim) after two measuring runs of the tire/rim assembly and in which the static and dynamic unbalance vectors of the tire and rim include co... | 04/04/1989 |
| 4543825 | Procedure for balancing of rotors without journals A procedure is described for the balancing of rotors without journals, as well as an auxiliary bearing arrangement used to accomplish the balancing of such rotors. Fluids function to separate the rotor being balanced from the journal exterior of the beari... | 10/01/1985 |
| 4445372 | Balancing machine for bodies of rotation The balancing machine comprises a rotation shaft whereon the body to be balanced can be mounted, a supporting structure for the shaft, and a carrying member for the supporting structure, in the form of a resiliently flexible plate. Detector means are prov... | 05/01/1984 |
| 4302966 | Method of assembling a wheel tire A method of assembling a wheel tire to a tire rim as a tire wheel is disclosed. The method comprises steps of measuring dynamic balances of a rim and a tire wheel formed by securing a tire to the rim, seeking static balances of the rim and the tire from t... | 12/01/1981 |
| 4274287 | Method for measuring unbalanced wheels of an automotive vehicle A method for measuring unbalanced wheel of an automotive vehicle according to so-called "on the car" system which does not require detaching a wheel from car body for the measurement but providing car-carrying type detector under a car on the spot. In ord... | 06/23/1981 |
| 4250756 | Apparatus for balancing a rotating body This invention relates to a process and an apparatus for balancing a body of rotation in two parallel balancing planes disposed perpendicular to the rotational axis of the body. A slotted plate disposed substantially perpendicular to axis of rotation of t... | 02/17/1981 |
| 4040300 | Pneumatic wheel balancing apparatus An upright post has a rounded bearing member at its upper end provided with a discharge port through which air, supplied at the lower end of the post, exits. A cylindrical bearing body is formed with a vertical bore extending therethrough so as to accommo... | 08/09/1977 |
