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| Number | Title | Issue Date |
| 7431633 | Plating removing apparatus for three-piece wheel To provide a plating removing apparatus for 3-piece wheels, which can easily and neatly remove plating at the welding planned portion of the superimposed part of the inner rim and the outer rim. A plating removing apparatus that removes plating of a welding planned ... | 10/07/2008 |
| 7422514 | Dental crown polishing apparatus A dental crown polishing apparatus has a motor, a ball bearing assembly around a shaft of the motor and having balls rotating and circularly moving around the motor shaft by receiving torque from the motor shaft, a brush assembly on the periphery of the ball bearing... | 09/09/2008 |
| 7226344 | Method of processing antifriction bearing unit for wheel A method of processing an antifriction bearing unit for a wheel, the antifriction bearing unit including an outer race, an inner race, a plurality of rolling elements and a flange portion for directly or indirectly mounting a brake disk provided to one of the outer ... | 06/05/2007 |
| 7101268 | Grinding table for liquid crystal display panel and grinder apparatus using the same Disclosed is a grinding table apparatus for a liquid crystal display panel and a grinder using the adapt to various sizes of unit liquid crystal display panels for grinding edges of the corresponding liquid crystal display panel by adjusting a variable moving distan... | 09/05/2006 |
| 6881130 | Edge grinding A method of positioning a grooved grinding wheel relative to a disc-like circular workpiece for edge grinding the workpiece using the groove in the wheel includes the steps of mounting the workpiece for rotation about a first axis, mounting the grinding wheel for ro... | 04/19/2005 |
| 6875080 | Method for force correction A method for directional force correction of pneumatic tires that simultaneously corrects radial and tangential force exerted by the tire. The method allows for the correction of tangential force regardless of the rotational direction of the tire. This invention acc... | 04/05/2005 |
| 6431951 | Online roll grinding method and online roll grinding apparatus Upper and lower working rolls 2a, 2b are ground while moving respective grindstone devices 3a, 3b in reverse directions, whereby the region of grinding for the upper working roll 2a and that for the lower working roll 2b are maintained in symmetry with re... | 08/13/2002 |
| 6358123 | Apparatus and method for reducing disc surface asperities to sub-microinch height A honing head for microburnishing surface of a recording/reproducing disc to a smoothness at which asperities are limited to submicron heights including a hardened contact bearing surface having an array of depressions with abrupt trailing edges interconn... | 03/19/2002 |
| 6347977 | Method and system for chemical mechanical polishing A system for chemical mechanical polishing, and a method of chemical mechanical polishing and the preparation of wafer surfaces is provided. The preparation can either be a polishing operation or a buffing operation. The chemical mechanical polishing syst... | 02/19/2002 |
| 6257956 | Method to identify and remove machine contributions from tire uniformity measurements Method to identify and remove machine contributions from tire uniformity measurements made on a tire uniformity machine by averaging one or more measurements of tire uniformity from a single test tire to calculate an average machine contribution signal, a... | 07/10/2001 |
| 6257964 | Roll grinding system for a roll A roll grinding system includes a roll with a pair of longitudinally opposite ends, a longitudinal axis extending between the ends, and an outer surface. A material removal tool is movable in a travel path along a length of the roll. The material removal ... | 07/10/2001 |
| 6139401 | Method of correcting the imbalance of a pneumatic tire with a tire uniformity machine A method for correcting the balance of a pneumatic tire mounted in a tire uniformity machine modified for balance screening such tires. After balance screening of the tires, tires which are unacceptably imbalanced are maintained at the second rotational s... | 10/31/2000 |
| 5964652 | Apparatus for the chemical-mechanical polishing of wafers An apparatus for the chemical-mechanical polishing of wafers has a rotating disk provided with a polishing body, a supply device for a polishing fluid and a holding device for the wafer. An axis of the disk runs parallel to the surface of the wafer. A cyl... | 10/12/1999 |
| 5853318 | Roll surface grinder A roll surface grinder includes a frame mounted on a carriage assembly for traversing movement between opposite sides of the frame in a direction parallel to the axis of the roll subject to grinding. The carriage assembly includes a linear drive system fo... | 12/29/1998 |
| 5587185 | Automated system for handling and cleaning concrete pipe-making components An automated system for handling concrete pipe and for handling and cleaning the components used in the manufacture of the pipe. Once concrete pipe has cured, the system automatically removes the bell and spigot forming rings from the pipe, and cleans and... | 12/24/1996 |
| 5511913 | Wheelset processing method and apparatus In a wheelset processing operation, in which non-positive driving of the wheelset (1,1') is effected, the processing tools (2,2') act on the wheelset (1,1') at the same time in different directions such that the tangential components (3,3') of the tool fo... | 04/30/1996 |
| 5466182 | Machine for scraping tires with controllable relative positioning of tire and work tool A machine for scraping tires and the like comprising means of handling (6, 106) and actuation (4, 104) of a tire (7) made integral with a frame (1) according to a horizontal axis, constituting the axis of rotation of tire (7) and of a work tool (11), and ... | 11/14/1995 |
| 5381630 | Brake rotor grinding method and apparatus A resurfacing method and apparatus for brake disks or rotors and for flywheels utilizes "dead centers" to support the rotor, flywheel or the like, avoiding disk thickness variations which would result from support of the disk or flywheel on roller bearing... | 01/17/1995 |
| 5289661 | Notch beveling on semiconductor wafer edges An apparatus and method of contouring the edge of a semiconductor wafer in a fiduciary mark notch utilizes a contouring wheel or burr having a smaller diameter than the diameter of the fiduciary mark notch.... | 03/01/1994 |
| 5209021 | Apparatus and method for sprue removal and grinding of railroad wheels An apparatus for grinding cast steel railroad wheels is provided. The apparatus comprises a railroad wheel support assembly that includes a roller assembly to receive and grasp the railroad wheel and rotate the railroad wheel about its center axis. A grin... | 05/11/1993 |
| 5185960 | Tread buffing apparatus A method and apparatus for buffing a tread is described. The method comprises mounting a tread on an apparatus capable of bufffing the casing engaging surface of said tread, the apparatus buffing the tread such that the grooves are formed on the buffed tr... | 02/16/1993 |
| 5099613 | Tire uniformity correction An apparatus and method for reducing radial force variations of pneumatic tires by removing rubber in selected areas of the tire wherein a tire is rotated at a suitable high speed for nongrinding functions such as warmup and testing and the tire is rotate... | 03/31/1992 |
| 5097631 | Circular edger attachment for vertical glass edger A vertical glass edger is modified to edge a circular piece of glass by driving the circular piece of glass in contact with a grinding wheel of the vertical glass edger. The vertical glass edger is modified to include a removable pressure roller assembly,... | 03/24/1992 |
| 4934102 | System for mechanical planarization A polishing tool for abrasively polishing a semiconductor wafer that edge clamps the wafer between two rollers. The wafer is spun-up in one plane and the rollers spin in a second plane which is orthogonal to the wafer spin plane. One of the rollers is spl... | 06/19/1990 |
| 4736475 | Abrading machine for disk shaped surfaces A surface finishing apparatus for disks and the like characterized by an eccentric spindle of small diameter engaging the inner circumference of a disk; a drive mechanism engaging the outer circumference of the disk to rotate the disk around an axis paral... | 04/12/1988 |
| 4718202 | Method and apparatus for rounding the edges of semiconductive wafers In an apparatus for rounding the edges of semiconductive wafers, the wafers are loaded onto two parallel counter rotating screws one having a right hand thread and the other having a left hand thread. The grooves of respective ones of said screw engage th... | 01/12/1988 |
| 4532665 | Wheel rim buffing device A wheel rim buffing device including a three-point adjustable wheel support adjacent a buffing mechanism. The buffing mechanism includes a buffer wheel mounted so as to be movable towards and away from the rim and also axially across the rim and angularly... | 08/06/1985 |
| 4398078 | Finishing of annular articles A method of finishing an annular component such as a brush seal to a substantially uniform wall thickness, and apparatus therefor. Two rollers are mounted with their axes parallel, one roller being spatially fixed and the other biassed by a spring towards... | 08/09/1983 |
| 4031667 | Apparatus for contouring edge of semiconductor wafers Apparatus is provided for beveling or rounding the edge of thin, disc-like workpieces, such as silicon wafers integrated circuit masks and the like and includes a rotatable holder for receiving and releasably holding such a workpiece and rotating the work... | 06/28/1977 |
