Patents for G01M 1 - Testing static or dynamic balance of machines or structures (6,750)
09/1994
09/02/1994WO1994021995A1 Apparatus for the dynamic balancing of a rotating body
08/1994
08/31/1994CN2175930Y Supporting device for host machine of large revolving wheel balancing machine
08/30/1994US5343408 Device for on-line automatic fluid injection balancing system
08/30/1994CA1331703C Device for compensating aerodynamic loads on a rotating body and use in dynamic balancing
08/18/1994DE4304277A1 Clamping device for a rotor balancing machine, especially a wheel balancing machine
08/17/1994EP0610865A2 Lighting device for a wheel balancing machine
08/17/1994EP0610668A1 Device for locking axial rotor blades and for eleminating rotor imbalance
08/17/1994EP0610213A1 Method and apparatus utilizing static imbalance to reduce vibration caused by tire/wheel assemblies and tire/wheel assembly made using same
08/09/1994US5337256 Wheel balancer with multiple operator interface
08/04/1994WO1994016852A1 Apparatus and method for balancing rotary tools
08/02/1994US5333500 Method of balancing a torque converter assembly
07/1994
07/19/1994US5329814 For locating unbalance in a rotary body to be balanced
06/1994
06/30/1994DE4343554A1 Rotary head drum assembly for high-speed rotation of recording-reproducing transducer
06/30/1994DE4244015A1 Balancing head with adjustable imbalance for application to a machine part to be balanced
06/29/1994EP0604391A2 Grinding wheel having grinding monitoring and automatic wheel balance control functions
06/23/1994WO1994014108A1 Aligning average axis of hollow workpiece cavity with rotary machine axis
06/23/1994WO1994014031A1 Processing ultrasonic measurements of a rotating hollow workpiece
06/21/1994CA1330266C Wheel/tire load simulating apparatus
06/21/1994CA1330254C Tyre balancing composition
06/15/1994EP0574385A4 Process and apparatus for pairing tires and wheels
06/14/1994US5321628 Process and apparatus for selecting tires to reduce steering pull and tire set selected using same
06/09/1994DE4240787A1 Dynamic balancing of rotor in two planes - deriving compensation vectors from measurement cycle vectors by rotating them through stored correction phase angles obtained during test cycle
06/08/1994EP0600781A1 Method for adjustment of play in and dynamic balancing of a transmission element
06/08/1994EP0600180A1 Wheel balancing machine with mechanical drive
06/01/1994EP0599465A1 Method of correcting radial force variations and lateral force variations in a pneumatic tire
06/01/1994EP0295238B2 Process and device for determining unbalance
05/1994
05/19/1994DE4238437A1 Indicating static or dynamic imbalance correction esp. on vehicle wheel - applying electrically charged ink to wheel at imbalance point and indicating balance wt.
05/19/1994DE4238118A1 Measurement of deformations in pneumatic tyre - measuring force variations while rotating tyre on test surface, and elimination of bearing geometry error effects
05/17/1994US5312118 Quick mounting device with a centering effect for mounting a vehicle wheel on the axle of a balancing machine
05/17/1994US5311777 Wheel balancer with adjustable operator pod
05/10/1994US5309753 Apparatus and method for determining the inertia matrix of a rigid body
05/06/1994CA2102377A1 Position indicating means for wheel balancing apparatus
05/03/1994US5309373 Apparatus and method for wind-corrected measurement of steering pull on a vehicle
04/1994
04/26/1994US5307279 Self diagnostic wheel balancer
04/21/1994DE4234852A1 Vibration measuring unit for force-measuring balancing machines - contains moving coil pick=up designed as current source with winding of low ohmic resistance and small number of turns and is connected to electrical amplifier
04/19/1994US5304038 Built-up marine propeller blade balancing
04/19/1994US5303463 Tire balancing system
04/13/1994EP0591878A1 Balancing device
04/13/1994CN1085316A Automatic range switching device for dynamic balancing machine
04/12/1994US5301544 Method and apparatus for determining the center of gravity of an object
04/12/1994CA1328349C Automatic weight application machine
04/07/1994DE4233326A1 Monitoring arrangement for balancing machines - has sensing device measuring distances of rotor mounting part relative to desired position
04/06/1994EP0590169A1 Procedure for imbalance determination of a rotary driven inflexible shaft
03/1994
03/29/1994CA2105627A1 Wheel balancer with multiple operator interface
03/23/1994EP0588547A1 Apparatus for balancing a combined assembly of a drive shaft and axle input shaft
03/23/1994EP0587853A1 Tire uniformity correction without grinding.
03/23/1994EP0587688A1 Balancing device for rotary cutting tools
03/21/1994EP0559873A4 Process and apparatus for selecting tires to reduce steering pull and tire set selected using same.
03/16/1994EP0586856A1 Procedure for balancing a vehicle wheel
03/10/1994DE4329853A1 Vehicle wheel balancing device - feeds force sensor output directly, and indirectly via phase shifter, to subtractor which produces signal for electrical coupling to analyser
03/10/1994DE4229593A1 Force measuring device for rotor shaft clamped to wheel-balance test machine - has deformable ring contg. strain gauges angularly-distributed around rotor axis, and radially-movable clamp contg. strain gauges respectively for detecting planar force perpendicular to rotor axis and radial force
03/10/1994DE4229521A1 Electric motor armature rotor balancing - using machine tools, movable tangentially and linearly to circumference of rotor, to remove material from symmetrically-distributed points around rotor
03/05/1994CA2103865A1 Wheel balancer apparatus and method
03/03/1994WO1994004899A1 Automatic balancing system
03/03/1994DE4309513A1 Vehicle pneumatic tyre roundness correction - correcting roundness after mounting tyre on wheel rim using roundness imperfections of rim, or by plastic deformation of rim
03/02/1994EP0584561A1 Procedure and device for measuring the imbalance of a freely rotatable wheel mounted on a vehicle
03/02/1994EP0584560A1 Procedure and device for rotating a wheel mounted on a vehicle in order to balance the wheel, which is cleared from the ground by lifting the vehicle
02/1994
02/17/1994WO1994003788A1 Apparatus for the dynamical balancing of a rotating body
02/17/1994DE4227014A1 Balancing electromagnetically-supported rotor - using measured values obtained from control loop selected by rotary-angle pulses adjustable to 360 degrees, balancing manually and by using angle-dependent current regulating values
02/16/1994CN2156495Y Wheel balance testing instrument
02/15/1994US5285680 Golf club measuring apparatus and method
02/03/1994DE4225195A1 Vehicle wheel rotor eccentricity and aplanarity measurement - deriving diagrams derived from contact or contactless sensors, with rotor turned through half-revolution w.r.t. holder between measurements, combining in computer and compensating measurement errors
02/02/1994CN2155015Y Device for correcting fan dynamic equilibrium
02/02/1994CN2155014Y Zigzag eccentric quality analyzer
01/1994
01/26/1994EP0355107B1 Method and automatic weight application machine
01/20/1994DE4323549A1 Tyre change and balancing machine - has encoder for angular rotation of mounting shaft, force measuring sensors and mechanisms for fitting tyre on wheel body, for mounting wheel body on mounting shaft and for tyre removal
01/19/1994EP0578939A1 Device for balancing a grinding disc rotating around an axis
01/11/1994US5278391 Unbalance correction method for rotating body
01/11/1994US5277063 Single plane trim balancing
01/11/1994US5277059 Method for dynamically balancing golf putters and other implements using radius of gyration as the controlling parameter
01/05/1994EP0577159A1 Onboard aircraft engine balancing data gathering and analysis system
01/04/1994US5276432 Patient exit detection mechanism for hospital bed
12/1993
12/28/1993US5274566 Aligning average axis of hollow workpiece cavity with rotary machine axis
12/22/1993EP0574385A1 Processes and apparatus for pairing tires and wheels
12/21/1993US5271664 Rim-fitted tire and method of correcting weight unbalance thereof
12/21/1993US5271663 Wheel and method for correcting rotational imbalance of tires
12/14/1993US5270942 Processing ultrasonic measurements of a rotating hollow workpiece
12/14/1993US5269186 Apparatus and method for detecting rotational imbalance of vehicle roadwheels
12/07/1993CA1325048C Method and apparatus for tire uniformity correction
11/1993
11/30/1993US5267140 Method of apparatus for correcting dynamic balance of rotatable member
11/23/1993US5263995 Apparatus and method for balancing a rotary tool assembly
11/23/1993US5263284 Method of simultaneously correcting excessive radial force variations and excessive lateral force variations in a pneumatic tire
11/18/1993EP0569774A1 Monitoring process for a grinding machine
11/18/1993DE4300773C1 Axial running blade for gas turbine - has running blades with blade feet anchored in axial grooves distributed over periphery of wheel plate
11/10/1993EP0569283A1 Dynamic balancing tool for tool holders and a balancing method
11/09/1993US5259242 Tire holding fixture for tire processing machine
11/04/1993DE4214574A1 Balancing arrangement for rotating element e.g. motor vehicle hub - contains rotation angle sensor, fixed to adjustable balance wt. having part-weights which are rotated together relative to rotating element with superimposed relative movement of part-weights.
11/02/1993US5257541 Process and device for automatic identification of increased resonance response during balancing procedure
10/1993
10/26/1993US5255566 Bearing construction and vibration detecting apparatus
10/26/1993US5255563 Apparatus for retarding the measuring spindle of a balancing machine
10/20/1993EP0565773A1 Quick-damping device with central centering for fixing a vehicle wheel on the axis of a balancing machine
10/20/1993CN1077422A Tire uniformity correction without grinding
10/19/1993CA1323197C Method and apparatus for correcting and buffing tires
10/13/1993EP0565320A2 Method and an apparatus for sensing wheel parameters in a wheel balancing machine
10/13/1993EP0565157A1 Method for the detection and compensation of an unbalance of a motor driven rotor
10/13/1993CN1077283A Electromagnetic self-balancing head
10/09/1993CA2091727A1 Method and an apparatus for sensing of wheel parameters in a wheel balancing machine
10/07/1993DE4311936A1 Balancing weight positioning system for roller, drum or cylinder casing - using hard positioning pins with pointed ends for penetrating material of cylinder inside wall around central support.
10/05/1993CA1322674C System for detecting rotational imbalance of vehicle roadwheels
10/05/1993CA1322673C Apparatus and methods for improving uniformity measurements
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