Abstract: A development is provided for monitoring twist on yarn being perferably friction twisted and for automatically adjusting the amount of twist being imparted to the yarn to compensate for a deviation in the amount of twist from that desired. The adjustment and monitoring may be effected on a position-to-position basis. Particularly novel monitoring developments are provided.
Type:
Grant
Filed:
February 20, 1975
Date of Patent:
April 5, 1977
Assignee:
The Warner & Swasey Textile Machine Company