Automatic grinding machine

Details Automatic grinding machine Automatic grinding machine

B - Operations, Transporting

24

B

51/12, 341/65

B24B 49/00 (2006.01) B24B 37/04 (2006.01) B24B 49/02 (2006.01) H05K 1/02 (2006.01) H05K 3/00 (2006.01)

Patent

CA 1298087

Applicant: Dawson et al. For: Automatic Grinding Machine ABSTRACT OF INVENTION A machine for grinding an object, such as a printed circuit board coupon, having a region to be exposed and having a novel control track that has at least a portion of the rear edge of the track precisely located with respect to a predetermined grinding depth for the region is provided according to this invention. The grinding machine includes means for engaging the object with an abrasive device and means, interconnected with the control track on the object, for disengaging the object and the abrasive device when a break in the track has been ground. DR-150J

517284

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