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Class Information
Number: 451/331
Name: Abrading > Work feeder
Description: Means for advancing a workpiece into abrading contact with the abrading instrument without regard to the special character of that instrument or of the means for securing the workpiece against displacement.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7371151 |
Lens stocking apparatus and lens processing system having the same |
May. 13, 2008 |
| 7354335 |
CMP apparatus and load cup mechanism |
Apr. 8, 2008 |
| 7335090 |
Substrate processing apparatus and substrate handling method |
Feb. 26, 2008 |
| 7160175 |
Attitude control device and precision machining apparatus |
Jan. 9, 2007 |
| 6648979 |
Apparatus and method for wafer cleaning |
Nov. 18, 2003 |
| 6638150 |
Workpiece holder for a machining apparatus and a corresponding cross-cut machine |
Oct. 28, 2003 |
| 6413356 |
Substrate loader for a semiconductor processing system |
Jul. 2, 2002 |
| 6375556 |
Grinding apparatus for grinding workpieces |
Apr. 23, 2002 |
| 6155908 |
Work-loading method and surface-grinding apparatus with work position deviation-adjusting mechanism |
Dec. 5, 2000 |
| 6149498 |
Semiconductor wafer handling system |
Nov. 21, 2000 |
| 6113753 |
Systems and methods for making a magnetic recording medium on a flexible metal substrate |
Sep. 5, 2000 |
| 5951379 |
Bumper polishing machine |
Sep. 14, 1999 |
| 5921850 |
Apparatus for loading a workpiece into a through-feed mechanism |
Jul. 13, 1999 |
| 5865670 |
Wafer demount apparatus |
Feb. 2, 1999 |
| 5779426 |
Loading and unloading unit for polishing apparatus |
Jul. 14, 1998 |
| 5653623 |
Polishing apparatus with improved exhaust |
Aug. 5, 1997 |
| 5584747 |
Shot blasting apparatus for polishing and cleaning wheel |
Dec. 17, 1996 |
| 5367836 |
Automatic drill loader |
Nov. 29, 1994 |
| 5363598 |
Machine tool capable of grinding a workpiece with a truing apparatus |
Nov. 15, 1994 |
| 5347761 |
Method for determining the deformation of workpiece on grinding machine |
Sep. 20, 1994 |
| 5347896 |
Automated collet loading for the manufacture of contact lenses |
Sep. 20, 1994 |
| 5181346 |
Thru-feed lapping apparatus |
Jan. 26, 1993 |
| 5148638 |
Apparatus for grinding an annular workpiece |
Sep. 22, 1992 |
| 5097630 |
Specular machining apparatus for peripheral edge portion of wafer |
Mar. 24, 1992 |
| 5042203 |
Abrasive disc exchange apparatus for use in vertical-spindle grinding machine |
Aug. 27, 1991 |
| 5027563 |
Work transfer device of grinding machine |
Jul. 2, 1991 |
| 5016397 |
Method and apparatus for removing wrappers from coin rolls |
May. 21, 1991 |
| 4944119 |
Apparatus for transporting wafer to and from polishing head |
Jul. 31, 1990 |
| 4930952 |
Glasses frame carrier for a reproducing machine |
Jun. 5, 1990 |
| 4769954 |
Apparatus for supporting and grinding an edge of a planar glass workpiece |
Sep. 13, 1988 |
| 4753047 |
Transferring and loading device for honeycomb structures |
Jun. 28, 1988 |
| 4651472 |
Method of and machine for grinding rotary workpieces |
Mar. 24, 1987 |
| 4563838 |
Apparatus comprising a machining tool for machining rollers |
Jan. 14, 1986 |
| 4562669 |
Machine for grinding cylindrical workpieces |
Jan. 7, 1986 |
| 4519166 |
Workpiece handling apparatus for grinding machines |
May. 28, 1985 |
| 4434583 |
Automatically adjustable workpiece guide and feed mechanism |
Mar. 6, 1984 |
| 4426811 |
Method of and apparatus for grinding the edges of glass sheets |
Jan. 24, 1984 |
| 4373296 |
Deburring apparatus for workpieces |
Feb. 15, 1983 |
| 4156992 |
Feed control adapter |
Jun. 5, 1979 |
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