Patent ID: 7337697

Claim:
A depth stop device ( 20 ) for a motor-driven screw driving tool ( 2 ) including a housing ( 4 ) having a nose member ( 6 ) connected with a working tool holder ( 16 ) for joint rotation therewith, the depth stop device ( 20 ) comprising: an adjusting ring ( 30 ); a connection sleeve ( 22 ) separate from the nose member ( 6 ) for rotatably mounting the adjusting ring ( 30 ) on the nose member ( 6 ); a substantially sleeve-shaped depth stop ( 36 ) displaceable in an axial direction relative the connection sleeve ( 22 ) by rotation of the adjusting ring ( 30 ); means ( 55 ) for rotationally securing the adjusting ring ( 30 ) on the connection sleeve ( 22 ) until an adjusting torque in a rotational direction (D) is applied to the adjusting ring ( 30 ) by a screw driving tool user; and means ( 38 ) for securing the adjusting ring ( 30 ) on the connection sleeve ( 22 ) in the axial direction, the securing means ( 38 ) including a locking element ( 40 ) separate from the adjusting ring ( 30 ) and with the locking element ( 40 ) engageable in the axial direction with both the adjusting ring ( 30 ) and the connection sleeve ( 22 ).