(11) EP 3 800 006 A1 (19) (12) EUROPEAN PATENT APPLICATION published in accordance with Art. 153(4) EPC (43) Date of publication:  07.04.2021 Bulletin 2021/14 (21) Application number:  19835345.0 (22) Date of filing:  05.10.2019 (51) Int Cl.: B24B 9/10 (2006.01) B24B 41/053 (2006.01) (86) International application number:  PCT/JP2019/039416 (87) International publication number:  WO 2021/024501 (11.02.2021 Gazette 2021/06) (71) Applicant:  Bando Kiko Co., Ltd Tokushima-shi, Tokushima 770-0871 (JP) (72) Inventor:  BANDO, Kazuaki Tokushima-shi Tokushima 770-0871 (JP) (74) Representative:  J A Kemp LLP 14 South Square  Gray’s Inn London WC1R 5JJ (GB) (84) Designated Contracting States:  AL AT BE BG CH CY CZ DE DK EE ES FI FR GB  GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO  PL PT RO RS SE SI SK SM TR Designated Extension States:  BA ME Designated Validation States:  KH MA MD TN (30) Priority: 04.08.2019 JP 2019143432 (54) GLASS PLATE PROCESSING DEVICE (57) A glass-plate working apparatus 1 is comprised of a working head 7 for working an end face in a region R1 of an end face 6 of a glass plate 2; a moving means 10 for moving the working head 7 in an X direction along the endface in the region R1 ofthe glassplate2;a work- ing head 11 for working an end face in regions R2 and R3 of the end face 6 of the glass plate 2; and a moving means 12 for moving the working head 11 in the X direc- tion along the end face in the regions R2 and R3 of the glass plate 2. FIG.3 Printed by Jouve, 75001 PARIS (FR) EP 800 006 A1