| 摘要 |
Device for simultaneous attachment and folding into a low flange of plate or sheet coverage of at least a part of an end portion of a connecting tongue of a bracket for roofing sheet to an underlay, said device comprises a hollow longitudinal housing (1), at a first end (2) of which is arranged a driving apparatus and at a second end (4) of which is arranged an elongated hollow means (5). A projecting end of the hollow means is provided with a folding device (10). When the folding device (10) is pressed against the underlay a first end (11a) of a folding arm (11) is given a radial motion, so that said first end (11a) of the folding arm (11) folds into the low flange at least a part of an end portion of the connecting tongue of the bracket mounted in the folding device while the bracket being attached to the underlay. |
