Patent ID: 6510871
Filing Date: 2003-01-28
Classification: D03C

Abstract:
Apparatus for the manufacture of leno fabrics (1) in a weaving machine comprising:a needle bar (3) for ground threads (13); at least one insertion element (4) for leno threads (14); a pivotal arrangement (5, 6, 7) which is connected directly to the main drive (51) of the weaving machine and by means of which the insertion element (4) and the needle bar (3) can be moved, the pivotal arrangement including: a first axle (61) and a second axle (71) oriented parallel to the insertion path of the weft thread (12) for rotational movement in opposite directions; a first knee crank (36, 37) between the first axle (61) and a fixed pivot (38) to provide for up-and-down movement of the needle bar (3) for the ground threads (13); a second knee crank (76a, 76b) connected to the first axle (61) to provide for down and up pivotal movement of the insertion element (4) for leno threads (14); and, a cam follower drive (6) for enabling the first axle (61) to be driven by the main drive (51).