HAND-HELD MACHINE Russian patent published in 2012 - IPC B24B55/10 

FIELD: machine building.

SUBSTANCE: invention relates to machine-building industry and can be used in hand-held machines whose operation causes formation of abrasive products such as dust or small particles. The machine comprises a drive motor located in the housing to drive the actuating element and a dust collection chamber connected with the housing. The wall of the former has en embedded connecting pipe that is put along its axis on a blow pipe located in the housing. When connection of the dust collection chamber with the hand-held machine housing gets loose, the dust collection chamber wall and the corresponding housing wall come in contact in at least one common point of contact. When the dust collection chamber turns about the longitudinal axis of the connecting the specified point of contact shifts axially.

EFFECT: invention ensures controlled removal of dust collection chamber.

9 cl, 4 dwg