(under subclass 51) Devices wherein the fabric working means comprises means for changing the angle of weft threads relative to warp threads in a traveling woven fabric.
(1) Note. These devices are usually intended for correcting weft bow or skew in woven fabrics, but may be used for positively skewing or biasing weft threads.
SEE OR SEARCH THIS CLASS, SUBCLASS:
18.6, for working of woven fabrics by crowding together the parallel threads of warp and weft without necessarily changing the angular relationship between warp threads, on the one hand, and weft threads on the other.