Machine for manufacturing attic access hatch double frame comprises rigid plate and jacks for positioning first frame segments and clamping jack and flanges for positioning and clamping second frame on segments

摘要

The machine for manufacturing a double frame for an attic access hatch comprising a first frame (2) having several segments (3) and a second superposed frame (4) comprises means (5) for positioning the segments into the shape of the first frame consisting of a rigid plate (10) supporting a fixed square stop (11) and two positioning jacks (12,13). There are means (6) comprising a clamping jack (21) for positioning the second frame on the segments and flanges (7) for clamping the second frame on the segments. Nails connect the segments and the second frame.