| 摘要 |
<p>Cutting tool for marking and cutting out cloth for sails, and for other textile uses comprises a programming calculator of known type, for the control and manoeuvre of the support and of the tool, and also for the motivation of an indicator screen device. It handles several thicknesses of cloth in a precise and reliable manner, since the cutting is effected automatically. The appts. eliminates the manual labour of handling heavy fabrics and cutting sails singly, in the traditional manner. The appts. carries out precise tracing and cutting out of pieces of material larger than its work area, which makes it applicable to all sizes of sails for boats.</p> |
