CPC Definition - Subclass D02J

Last Updated Version: 2016.11
FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE (curling or crimping D02G; by treatment with liquids, gases or vapours D06B; finishing other than by liquid treatment, of yarns in warp or sheet form D06C; for chemical matters, see D06L, D06M, D06P, D06Q; treatment during rope-making, apparatus for treating ropes auxiliary to rope-making D07B)
Definition statement

This place covers:

Changing the physical characteristics or properties of filaments, yarns, threads, cords, ropes or the like

Relationships with other classification places

There maybe an overlap with D02G 1/00; crimping and curling of fibres, filaments and yarns. For chemical matters, see D06L, D06M, D06P, D06Q; treatment.

References
Limiting references

This place does not cover:

Producing crimped or curled fibres, filaments, yarns or threads, giving them latent characteristics

D02G 1/00

Treatment with liquids, gases or vapours

D06B

Finishing other than by liquid treatment, of yarns in warp or sheet form

D06C

Chemical bleaching, dry-cleaning or washing fibres, threads, yarns, fabrics

D06L

Dyeing or printing textiles

D06P

Decorating textiles

D06Q

Treatment during rope-making, apparatus for treating ropes auxiliary to rope-making

D07B

Details of, or auxiliary devices incorporated in rope-making machines for softening, lubricating or impregnating ropes or component strands thereof

D07B 7/12

Informative references

Attention is drawn to the following places, which may be of interest for search:

Treatment, not provided for elsewhere in class D06, of fibres, threads, yarns, fabrics, feathers or fibrous goods made from such materials

D06M

Glossary of terms

In this place, the following terms or expressions are used with the meaning indicated:

Bulking

making the filaments and yarns more voluminous by changing the structure

Slub

a thick lumpy knot along the length of the yarn

Drawing

stretching and elongating the yarns or filaments

Draft

the amount to which the yarn or filament is drawn

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

Modifying the surface
Definition statement

This place covers:

Apparatuses and methods for treatments of finishing of filaments, yarns, threads, cords, ropes or the like by modifying the surface, e.g. by mechanical action through abrading or indenting the surface.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Apparatuses and methods for treatments modifying, retaining, or restoring the physical form or cross-sectional shape, e.g. by use of dies or squeeze roller

D02J 1/00

by abrading, scraping, scuffing, cutting, or nicking (preliminary roughening of fibres, e.g. for spinning, D01G 3/00)
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Treatments for modifying the surface of textile fabrics by abrading, napping, teasing, etc

D06C 11/00

Glossary of terms

In this place, the following terms or expressions are used with the meaning indicated:

Scuffing

an abrasive wear

Nicking

is an abrasive wear by small cuts

Treating with particulate, semi-solid, or solid substances, e.g. wax (during package formation B65H 71/00; waxing yarns or the like as incidental measures during spinning or twisting D01H 13/30)
References
Limiting references

This place does not cover:

Waxing filamentary material as additional measures during package formation

B65H 71/00

Waxing yarns in twisting or spinning machines

D01H 13/308

Cleaning, e.g. removing dust, loose fibres, charred ends (in combination with the shearing, singeing, or otherwise removing of projecting fibre ends D02J 3/12, D02J 3/14, D02J 3/16)
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Physical treatment of artificial filaments or the like during manufacture, i.e. during a continuous production process before the filaments have been collected

D01D 10/00