Yarn profile analyzer and method

Details Yarn profile analyzer and method Yarn profile analyzer and method

1992-09-24

1994-06-07

Harvey, Jack B.

Boots, shoes, and leggings

250560, G01B 1108

Patent

active

053195787

ABSTRACT:
A yarn profile analyzer and method in which the yarn is moved under substantially constant tension through an imaging area including a light source and a spaced light sensing array. The width of closely spaced portions of the yarn passing through the imaging area is then determined from the array output, and the widths are stored and then analyzed for a variety of parameters.

REFERENCES:
patent: 4152767 (1979-05-01), Laliotis
patent: 4465937 (1984-08-01), Forbes
patent: 4585947 (1986-04-01), Liptay-Wagner et al.
patent: 4753532 (1988-06-01), Aldred
patent: 4885709 (1989-12-01), Edgar et al.
patent: 4887155 (1989-12-01), Massen
patent: 5088827 (1992-02-01), Kyriakis

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