| 摘要 |
A DOUBLE SIDE GRINDING APPARATUS FOR THIN DISKLIKE WORK (W) COMPRISES A PAIR OF ROTATABLE GRINDING WHEELS (12,13) HAVING OPPOSED CIRCULAR GRINDING FACES (12A,13A) PROVIDED BY RESPECTIVE END FACES AND SO ARRANGED AS TO BE MOVABLE RELATIVE TO EACH OTHER AXIALLY THEREOF, AND WORK ROTATING MEANS (2) FOR ROTATING THE THIN DISKLIKE WORK ABOUT ITS OWN AXIS WHILE SUPPORTING THE WORK (W) IN A GRINDING POSITION BETWEEN THE GRINDING FACES (12A,13A) SO THAT OPPOSITE SURFACES OF THE WORK (A,B) TO BE WORKED ON FACE THE RESPECTIVE GRINDING FACES (12A,13A) OF THE PAIR OF THE WHEELS (12,13), WITH AN OUTER PERIPHERY OF THE WORK INTERSECTING AN OUTER PERIPHERY OF EACH GRINDING FACE (12A,13A) AND WITH THE CENTER OF THE WORK (C) POSITIONED INWARDLY OF THE GRINDING FACES.
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