Patent ID: 9592559
Date: 2017-03-14
CPC Classifications: B23B,B23Q,B25F,B25H,Y10T

Claim:
1. A manual drilling apparatus comprising a chuck which supports a tool with an axis of rotation and a device for control of advance of the tool, which comprises: a fixed part and a mobile part, the mobile part having an end in contact with a part to be drilled during drilling, and the mobile part having movement of translation relative to the fixed part during the drilling; and a system for control of the movement of translation of the mobile part relative to the fixed part, the fixed part and the mobile part comprising respectively at least one fixed tube and at least one mobile tube which slide relative to one another, the fixed and mobile tubes being coaxial to the axis of rotation of the tool, and the system for control of the movement of translation of the mobile part relative to the fixed part comprising: a rotary element; a converter of the movement of translation of the mobile part relative to the fixed part into movement of rotation of the rotary element; and a control for controlling movement of rotation of the rotary element.