| 摘要 |
PCT No. PCT/JP91/00909 Sec. 371 Date Feb. 4, 1992 Sec. 102(e) Date Feb. 4, 1992 PCT Filed Jul. 8, 1991 PCT Pub. No. WO92/00831 PCT Pub. Date Jan. 23, 1992.A numerically controlled grinding machine 60 for plate glass, comprising a table 3 for supporting the glass plate 5; a motor 35 connected to a grooved grinding wheel 38 that grinds by rotation thereof the periphery edge of the plate glass 5 supported by the table 3 to rotate the grooved grinding wheel; motors 11 and 53 for moving the grooved grinding wheel 38 relative to the plate glass in a direction X parallel to the surface of the plate glass as well as in a direction Y parallel to the surface of the plate glass and perpendicular to the first direction; a motor 40 for moving the grooved grinding wheel relative to the plate glass in a direction Z perpendicular to the surface of the plate glass 5; and a numerical control device connected to the motors 11, 53 and 40.
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