PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING

**Definition:** This place covers:

The preliminary treatment of fibres for staple yarn spinning.

**Limiting references (this place does not cover):** - Drafting machines or arrangements -> D01H5/00 - Fibre preparation for papermaking -> D21

**Glossary:** - Fibre: a relatively-short, elongated member of natural or artificial material - Filament: an endless or quasi-endless, elongated member of natural (e.g. silk) or artificial material - Yarn: a unitary assembly of fibres, usually produced by spinning - Thread: an assembly of yarns or filaments, usually produced by twisting - Drawing: stretching and elongating yarns or filaments - Draft: the amount to which yarns or filaments are drawn