Notch grinder

Details Notch grinder Notch grinder

1989-06-21

1991-08-06

Schmidt, Frederick R.

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

51284E, 51 34C, 5116571, B24B 906, B24B 900, B24B 4900

Patent

active

050366246

ABSTRACT:
The grinder is provided with a grind burr which is programmed to form a notch in a peripheral edge of a wafer before or after grinding of the peripheral edge of the wafer. The grind burr is mounted on the housing of the grinding wheel to be moved in common therewith. The grind wheel housing can be moved vertically to bring the grind burr into alignment with the edge of the wafer.

REFERENCES:
patent: 4031667 (1977-06-01), Sehestedt
patent: 4203259 (1980-05-01), Haddock
patent: 4528780 (1985-07-01), Halberschmidt
patent: 4638601 (1987-01-01), Steere et al.
patent: 4753049 (1988-06-01), Mori
patent: 4760672 (1988-08-01), Darcangelo
patent: 4864779 (1989-09-01), Ozaki
patent: 4905425 (1990-03-01), Sekigawa

Affiliated with

Also associated with

Rating

Notch grinder does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Notch grinder, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Notch grinder will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1978558