D
SECTION D — TEXTILES; PAPER
  
TEXTILES OR FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
 D01
NATURAL OR ARTIFICIAL THREADS OR FIBRES; SPINNING (metal threads B21; fibres or filaments of softened glass, minerals, or slag C03B 37/00; yarns D02)
 D01

Note(s)

In this class, the following terms are used with the meanings indicated:

  • "fibre" means a relatively-short, elongated member of natural or artifical material;
  • "filament" means an endless or quasi-endless, elongated member of natural or artificial material;
  • "yarn" means a unitary assembly of fibres, usually produced by spinning;
  • "thread" means an assembly of yarns or filaments, usually produced by twisting.

 D01D
MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES, OR RIBBONS
 D01D

Note(s)

Attention is drawn to the Note following the title of class D01.

 D01D 1/00
Treatment of filament-forming or like material (working of plastics or substances in a plastic state, in general B29)
 D01D 1/02
·  Preparation of spinning solutions
 D01D 1/04
·  Melting filament-forming substances
 D01D 1/06
·  Feeding liquid to the spinning head (constructions of pumps F04)
 D01D 1/09
·  ·  Pressure, temperature or feeding rate regulation  [3]
 D01D 1/10
·  Filtering or de-aerating the spinning solution or melt
 D01D 4/00
Spinnerette packs; Cleaning thereof (D01D 5/24, D01D 5/253, D01D 5/28 take precedence)  [3]
 D01D 4/02
·  Spinnerettes (alloys therefor C22C)  [3]
 D01D 4/04
·  Cleaning spinnerettes or other parts of the spinnerette packs (cleaning in general B08B)  [3]
 D01D 4/06
·  Distributing spinning solution or melt to spinning nozzles  [3]
 D01D 4/08
·  Supporting spinnerettes or other parts of spinnerette packs  [3]
 D01D 5/00
Formation of filaments, threads, or the like
 D01D 5/02
·  Starting the formation
 D01D 5/04
·  Dry spinning methods
 D01D 5/06
·  Wet spinning methods
 D01D 5/08
·  Melt-spinning methods
 D01D 5/084
·  ·  Heating filaments, threads or the like, leaving the spinnerettes  [3]
 D01D 5/088
·  ·  Cooling filaments, threads or the like, leaving the spinnerettes  [3]
 D01D 5/092
·  ·  ·  in shafts or chimneys  [3]
 D01D 5/096
·  ·  Humidity control, or oiling, of filaments, threads or the like, leaving the spinnerettes  [3]
 D01D 5/098
·  ·  with simultaneous stretching  [4]
 D01D 5/10
·  ·  using organic materials
 D01D 5/11
·  Flash-spinning  [3]
 D01D 5/12
·  Stretch-spinning methods (finishing by stretching D02J 1/22)
 D01D 5/14
·  ·  with flowing liquid stretching media
 D01D 5/16
·  ·  using rollers, or like mechanical devices, e.g. snubbing pins (forwarding filamentary material B65H 51/00)
 D01D 5/18
·  by means of rotating spinnerets
 D01D 5/20
·  with varying denier along their length
 D01D 5/22
·  with a crimped or curled structure; with a special structure to simulate wool (producing crimped or curled effects in filaments or threads after formation D02G 1/00)
 D01D 5/23
·  ·  by asymmetrical cooling of filaments, threads, or the like, leaving the spinnerettes  [3]
 D01D 5/24
·  with a hollow structure; Spinnerette packs therefor (D01D 5/38 takes precedence; producing tubes of plastic material B29D; addition of agents forming hollow filaments D01F 1/08)  [3]
 D01D 5/247
·  ·  Discontinuous hollow structure or microporous structure  [3]
 D01D 5/253
·  with a non-circular cross section; Spinnerette packs therefor (D01D 5/38 takes precedence)  [3]
 D01D 5/26
·  Formation of staple fibres (by flash-spinning D01D 5/11)
 D01D 5/28
·  while mixing different spinning solutions or melts during the spinning operation; Spinnerette packs therefor
 D01D 5/30
·  ·  Conjugate filaments; Spinnerette packs therefor  [3]
 D01D 5/32
·  ·  ·  Side-by-side structure; Spinnerette packs therefor  [3]
 D01D 5/34
·  ·  ·  Core-skin structure; Spinnerette packs therefor  [3]
 D01D 5/36
·  ·  ·  Matrix structure; Spinnerette packs therefor  [3]
 D01D 5/38
·  Formation of filaments, threads, or the like during polymerisation  [3]
 D01D 5/40
·  by applying a shearing force to a dispersion or solution of filament formable polymers, e.g. by stirring  [3]
 D01D 5/42
·  by cutting films into narrow ribbons or filaments or by fibrillation of films  [3]
 D01D 7/00
Collecting the newly-spun products (winding, coiling, or depositing filamentary material in general B65H 54/00; collecting newly-spun products with the imparting of twist D01H)
 D01D 7/02
·  in centrifugal spinning pots  [3]
 D01D 9/00
( transferred to D01D 10/04 )
 D01D 10/00
Physical treatment of artificial filaments or the like during manufacture, i.e. during a continuous production process before the filaments have been collected (finishing D02J)  [4]
 D01D 10/02
·  Heat treatment (heating for finishing D02J 13/00)  [4]
 D01D 10/04
·  Supporting filaments or the like during their treatment (forwarding filamentary material B65H 51/00)  [4]
 D01D 10/06
·  Washing or drying  [4]
 D01D 11/00
Other features of manufacture
 D01D 11/02
·  Opening bundles to space the threads or filaments from one another
 D01D 11/04
·  Fixed guides (guides for filamentary material in general B65H 57/00)
 D01D 11/06
·  Coating with spinning solutions or melts
 D01D 13/00
Complete machines for producing artificial threads
 D01D 13/02
·  Elements of machines in combination