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Apparatus and method for splicing threadlines by knot-induced thread twist entanglement

Imported: 24 Feb '17 | Published: 06 Jan '04

Patrick J. Heaney, David R. Roland

USPTO - Utility Patents

Abstract

This invention provides an apparatus and method for splicing together two threadlines in a manufacturing process and, more specifically, to a manually assisted apparatus and method resulting in a knot-induced twist entanglement splice that joins a threadline from a standby spool to the running threadline from an active spool.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a front view of a multi-spool unwinder device incorporating the splicing apparatus of the present invention capable of accommodating eight active threadlines.

FIG. 2 is a top view of the unwinder and splicing device of FIG.

1.

FIG. 3 is side view of the unwinder and splicing device of FIG.

1.

FIG. 4 is a close-up image of the tie tube assembly on an unwinder and splicing device designed to accommodate four active threadlines.

FIG. 5 is an image showing a partial view of the unwinder and splicing device of FIG.

4.

Claims

1. A method for splicing an elastic thread comprising the steps of:

2. The method of claim 1 further comprising the steps of:

3. A splicer comprising:

4. The splicer of claim 3 further comprising means for cutting said running thread.