System and method for testing yarn altering devices

Details System and method for testing yarn altering devices System and method for testing yarn altering devices

1993-08-17

1995-05-30

Ramirez, Ellis B.

Boots, shoes, and leggings

364552, D02G 300

Patent

active

054208025

ABSTRACT:
A system and method for testing yarn altering devices in which the yarn is moved under precision yarn controls such as speed and tension, and then through the yarn altering device. Downstream of the yarn altering device the yarn is imaged, and from the image the widths of closely-spaced portions of the yarn are determined to establish the effect on the yarn of the yarn altering device.

REFERENCES:
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patent: 4782565 (1988-11-01), Sheehan et al.
patent: 4887155 (1989-12-01), Massen
patent: 4891974 (1990-01-01), Wassenhoven
patent: 4918914 (1990-04-01), Eaton
patent: 5036568 (1991-08-01), Goineau
patent: 5048281 (1991-09-01), Dallmann et al.

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