GBA Grinding machine Google Patents
1,105,972. Grinding. HEALD MACHINE CO. 10 June, 1965 [11 June, 1964], No. 24572/65. Heading B3D. A grinding machine comprises a workhead 11 which has workpiece holding means 24 and is mounted on a base 10, a wheelhead 13 having a rotatable abrasive wheel mounted on the base, a dresser 31 for the wheel, means 29, 34 for effecting relative movement longitudinally and transversely .