发明授权
US5573358A Dual tool-carrier for hand drills 失效
手动钻机的双工具载具

Dual tool-carrier for hand drills
摘要:
The invention relates to a dual tool-carrier for hand drills with the following features: two shafts are provided each for mounting one tool e.g. drill chuck, screw attachment etc.;the shafts form an angle with one another which swivels the tool not being used out of the working area;a fixture is provided, said fixture frictionally connects alternately the axes with the driving shaft of the drill. The invention is characterized by the following features:the shafts and the driving shafts of the drill form a plane;the two shafts are provided and can be rotated about an axis vertical to said plane;a driver is provided connected to the driving shaft fixed in their rotational movement;a bell-shaped sleeve is provided, said bell-shaped sleeve is firmly connected to the machine housing;a swivel bearing is provided driven by the bell-shaped sleeve;the two shafts are supported in the swivel bearing;at least one coulisse guide is provided for the swivel bearing, said coulisse bearing guides the swivel movement of the swivel bearing so that the respective shaft in theoperating position is connected to the drive fixed in their rotational movement;a mechanical catch is provided, said catch prevents unintentional swivelling of the swivel bearing.
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