Patent ID: 7465418
Filing Date: 2008-12-16
Classification: C03B,D01D,Y02P

Abstract:
1. A process for manufacturing a composite yarn comprising: separating continuous glass filaments into plural bundles or sheets; forming thermoplastic filaments into a single sheet; separating the continuous thermoplastic filaments from the single sheet into plural sheets; after the continuous thermoplastic filaments are separated into plural sheets, throwing each sheet from the plural sheets of the thermoplastic filaments into each bundle or sheet of the glass filaments via first and second venturis; intermingling the plural bundles or sheets of the glass filaments with the sheets of the thermoplastic filaments to form plural intermingled filaments; and gathering the plural intermingled filaments into at least two mechanically pulled-off composite yarns by passing the plural intermingled filaments over at least one pulley.