Patent ID: 6550106
Filing Date: 2003-04-22
Classification: D01G

Abstract:
A fiber sliver producing apparatus comprising(a) means for making a running fiber web; (b) a web gathering device having (1) a plurality of walls defining an inner space through which said fiber web runs in an advancing direction; said plurality of walls being stationary during operation of the apparatus; (2) a web gathering portion causing the running fiber web to converge; said web gathering portion having an inlet opening and an exit opening and being closed on all sides except the inlet opening and the exit opening by the plurality of walls; (3) a web densifying portion being situated downstream of said web gathering portion as viewed in said advancing direction for forming a running sliver from the web; said web densifying portion having an outlet opening for discharging the running sliver; said outlet opening having a cross-sectionally rectangular outline; said outlet opening having a width and a height; said width being at least five times greater than said height; and (c) a calender roll pair formed of two calender rolls through which said sliver passes after being discharged by said outlet opening; said calender roll pair defining a bight in which said outlet opening is disposed.