Apparatus and methods for making pile articles and improved pile articles made therewith
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United States of America Patent
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Feb 5, 2013
Grant Date -
Mar 3, 2011
app pub date -
Sep 22, 2010
filing date -
Dec 17, 2004
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Abstract
Filamentary materials, such as yarn (18), is wound a frame (28), provided by pairs of movable filaments or wires (35, 38), about which the end of the spindle (22) rotates provides the turns (26) of the winding as the article having the winding is moved along a process path. Mechanically or hydraulically actuated pins (34) support the winding frame in a fixed position. The filaments of the frame may be provided by laterally spaced pairs (44, 46) of filaments of weldable material.
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