B - Operations – Transporting – 02 – C
Patent
B - Operations, Transporting
02
C
241/113, 92/43
B02C 7/10 (2006.01) B02C 7/12 (2006.01)
Patent
CA 1152476
A B S T R A C T A grinding device having a rotatable grinding disc and stationary grinding disc co-axial to the rotatable disc is disclosed. For improved grounding result the grinding sur- face of the stationary grinding disc is divided in a still- standing main portion and a plurality of separately rotatable grinding surface portions which are driveable in selective rotational directions.
354381
Jonsson Karl-Erik
Kirby Eades Gale Baker
LandOfFree
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