US PATENT SUBCLASS 57 / 9
.~.~.~ With wire or strand preforming or shaping

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


57 /   HD   TEXTILES: SPINNING, TWISTING, AND TWINING

1 R  DF  APPARATUS AND PROCESSES {45}
3  DF  .~ Covering or wrapping {10}
6  DF  .~.~ With other operations {3}
9.~.~.~ With wire or strand preforming or shaping

DEFINITION

Classification: 57/9

(under subclass 6) Devices provided with means to preform or shape the wire or strand before the covering or wrapping operation. This operation is usually for the purpose of preventing backtwist or to cause even laying of the strands about the core.

SEE OR SEARCH THIS CLASS, SUBCLASS:

311, for twisting devices other than for covering or wrapping, combined with strand preforming or shaping.