Roller device for sensing and controlling unevenness of silver i

Details Roller device for sensing and controlling unevenness of silver i Roller device for sensing and controlling unevenness of silver i

1994-09-13

1995-10-31

Chapman, Jeanette E.

Textiles: fiber preparation

Working

Drafting

19288, D01H 538

Patent

active

054617588

ABSTRACT:
A short cycle unevenness control device in the delivery part of a carding machine. The device includes a set of measuring rollers 26 and 37 for receiving a sliver from a funnel and a set of drafting rollers 23 and 42 for issuing the sliver S to a coiler. The top measuring roller 37 is provided with an annular groove 36, while a bottom roller 26 is provided with an annular flange 25, which engages with the annular groove 36. The top drafting roller 42 is provided with an annular flange 41, while a bottom drafting roller 23 is provided with an annular groove 22, to which the flange 41 engages. Furthermore, the flange 41 of the top drafting roller 42 engages the groove 36 of the top measuring roller, while the flange 25 of the bottom measuring roller 46 engages the groove 22 of the bottom drafting roller 23.

REFERENCES:
patent: 730711 (1903-06-01), Slater
patent: 3703023 (1972-11-01), Krauss et al.
patent: 4489461 (1984-12-01), Hasegawa et al.
patent: 4592114 (1986-06-01), Stahlecker
patent: 4646387 (1987-03-01), Oswald et al.
patent: 4768262 (1988-09-01), Gunter

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