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US 6,032,450 AGranted
Method for producing an electrically conductive yarn, the electrically conductive yarn and use of the electrically conductive yarn
AssigneeSpoerry & Co. AG
InventorFritz Blum
Life of this patent
Estimating the term…
Abstract
A method for producing an electrically conductive compound yarn. An electrically conductive monofilament metal thread is spun into a compound yarn together with textile fibers. A compound yarn of this type is particularly suitable for producing woven and knit materials.
Claims16
In a method for producing an electrically conductive compound yarn (13) from an electrically conductive metallic portion and a textile portion, the improvement comprising:
- laterally feeding the textile portion in a form of a plurality of slubbings (12) and simultaneously centrally feeding an endless electrically conductive monofilament metal thread (11) directly to a centered location of a spinning station (1) of a ring spinning machine;
- feeding the monofilament metal thread (11) nearly free of tensile force together with the slubbings (12) to the spinning station (1) after repeatedly stretching the slubbings (12) into a single compound yarn wherein the monofilament metal thread (11) is approximately centered within the single compound yarn;
- and
- subsequently passing on the electrically conductive compound yarn (13) for further processing with a draw-off device.
1 more element
Dependencies are inferred from the claim text.