The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 30, 1995
Filed:
Aug. 17, 1993
Applicant:
Inventors:
Avishai Nevel, Providence, RI (US);
John B Lawson, Providence, RI (US);
Kendall W Gordon, Jr, North Kingston, RI (US);
Assignee:
Lawson-Hemphill, Inc., Central Falls, RI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D02G / ;
U.S. Cl.
CPC ...
36455101 ; 364552 ;
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.