Weft insertion devices on looms having a motionless weft reserve

A weft transfer device having special configuration of leading and drawing pincers for inserting the weft in a shuttleless loom. The device includes a leading pincer having a boxlike body shaped to offer the entrance at high speed of the wefts and smooth sliding of the warp threads and a rigid and semi-rigid grasping surfaces, the semi-rigid surface being pressed toward the rigid surface by two independent leaf springs engaging the lateral edge of the semi-rigid surface blade. The drawing pincer includes a lower fixed grasping member and an upper hook-shaped member pivoted to the lower member and forced into engagement therewith by a leaf spring.