HAND-HELD MACHINE Russian patent published in 2013 - IPC B24B23/02 B24B55/05 

FIELD: process engineering.

SUBSTANCE: invention relates to machine building, particularly, to hand-held right-angle grinder. Proposed machine comprises reduction gear case, flange tool interface, protective device to house working tool 18 to be fitted at said tool interface to rotate thereat and at least one retainer to fix said protective device in angular position. Aforesaid retainer is integrated at least partially in flange tool interface and comprises at least one locking element interacting with at least one sat made at protective device. Unlocked locking element is arranged in the flange tool interface, while protective device angular position is fixed radially from said interface toward protective device.

EFFECT: simplified design, better protection against dirt and damage.

17 cl, 8 dwg