B - Operations – Transporting – 24 – D
Patent
B - Operations, Transporting
24
D
51/18
B24D 11/00 (2006.01) B24B 13/01 (2006.01)
Patent
CA 1143162
LENS SURFACING PAD ABSTRACT OF THE DISCLOSURE A cutaway pad for surfacing lenses with grinding or polishing slurries which flow into and along the cuts for distribution across a lens surface worked thereover. The heretofore pad floppiness is relieved with a continuous film backing which is readily con- formable to a surfacing tool face and affords large area contact to prevent pad slippage during lens surfacing.
364873
Macrae & Co.
Sola International Inc.
LandOfFree
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