D01GPRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING winding or unwinding, conducting or guiding laps, webs, slivers or rovings in general, sliver or roving cans, depositing in sliver or roving cabs B65H; preparation of fibres for paper-making D21Attention is drawn to the note following the title of Class D01.In this subclass non-limiting references (in the sense of paragraph 39 of the Guide to the IPC) may still be displayed in the scheme. D01G1/00 D01G1/00Severing continuous filaments or long fibres, e.g. stapling D01G1/02to form staple fibres not delivered in strand form D01G1/022by solvents D01G1/025by thermic means, e.g. laser D01G1/027by freezing D01G1/04by cutting D01G1/06Converting tows to slivers or yarns, e.g. in direct spinning drafting arrangements, twisting arrangements D01H D01G1/08by stretching or abrading D01G1/081with preferential breaking zones D01G1/083obtained by mechanical means, e.g. by squeezing D01G1/085obtained by thermic means D01G1/086by freezing D01G1/088obtained by electric or electro-static means D01G1/10by cutting D01G3/00Roughening of fibres D01G5/00Separating, e.g. sorting, fibres separating fibres of differing lengths in silk-dressing machines D01G17/00; in combing machines D01G19/00 D01G7/00Breaking or opening fibre bales D01G7/02by means of beater arms D01G7/04by means of toothed members D01G7/06Details of apparatus or machines D01G7/08Arrangements for feeding bales to comminuting elements D01G7/10Arrangements for discharging fibres D01G7/12FrameworkCasingsCoveringsGrids D01G7/14Driving arrangements D01G9/00Opening or cleaning fibres, e.g. scutching cotton scutching flax or like fibres D01B; making cellulose wadding in papermaking machines D21F11/14 D01G9/02by agitation within a moving receptacle D01G9/04by means of beater arms D01G9/06by means of toothed members D01G9/08by means of air draught arrangements D01G9/10using foraminous cylinders foraminous suction cylinders for lap-forming D01G25/00 D01G9/12Combinations of opening or cleaning machines D01G9/14Details of machines or apparatus D01G9/16Feeding arrangements fibre-feeding apparatus of general application in fibre-treating machines D01G23/00 D01G9/18Arrangements for discharging fibres D01G9/20FrameworkCasingsCoveringsGrids D01G9/22Driving arrangements D01G11/00Disintegrating fibre-containing articles to obtain fibres for re-use D01G11/02Opening, unravelling, or teasing ropes or like fibrous strands to obtain fibres for re-use D01G11/04Opening rags to obtain fibres for re-use mechanical treatment of rags for paper-making D21B D01G13/00Mixing, e.g. blending, fibresMixing non-fibrous materials with fibres mixing of fibres combined with other operations, e.g. bale-breaking of fibre-opening, see appropriate groups for such operations D01G15/00Carding machines or accessoriesCard clothingBurr-crushing or removing arrangements associated with carding or other preliminary-treatment machines de-burring apparatus or machines operating independently D01B D01G15/02Carding machines D01G15/04with worker and stripper or like rollers operating in association with a main cylinder D01G15/06Garnett machines D01G15/08with flats or like members or endless card sheets operating in association with a main cylinder D01G15/10with other apparatus, e.g. drafting devices, in integral or closely-associated combination web-dividing apparatus D01G15/46; burr-crushing or removing arrangements D01G15/94 D01G15/12Details D01G15/14Constructional features of carding elements, e.g. for facilitating attachment of card clothing D01G15/16Main cylindersBreasts D01G15/18WorkersStrippersDoffers doffers specially adapted for web dividing D01G15/54 D01G15/20Feed rollersTakers-in D01G15/22Fancies D01G15/24Flats or like members D01G15/26Arrangements or disposition of carding elements D01G15/28Supporting arrangements for carding elementsArrangements for adjusting relative positions of carding elements D01G15/30Bends D01G15/32FrameworkCasingsCoverings D01G15/34GridsDirt knivesAngle blades D01G15/36Driving or speed control arrangements D01G15/38for use during the grinding of card clothing D01G15/40Feeding apparatus fibre-feeding apparatus of general application to fibre-treating machines, e.g. hopper feeders D01G23/00 D01G15/42Feeding from laps D01G15/44Intermediate feeds D01G15/46Doffing or like arrangements for removing fibres from carding elementsWeb-dividing apparatusCondensers lap-forming devices D01G25/00; fibre condensing guides D01H5/72 D01G15/465Doffing arrangements for removing fibres using, or cooperating with, pneumatic means D01G15/48Stripping-combs D01G15/50Stripping-rollers or like devices D01G15/52Web-dividing arrangements D01G15/54employing doffers specially adapted for web dividing D01G15/56employing tapes D01G15/58Sliver or like rubbing apparatus D01G15/60Constructions of rubbing leathers D01G15/62Slubbing-winding apparatus winding apparatus of general application to the winding of filamentary material B65H D01G15/64Drafting or twisting apparatus associated with doffing arrangements or with web-dividing apparatus D01G15/66with arrangements inserting false twist false-twist devices D01H D01G15/68with arrangements inserting permanent twist, e.g. spinning D01G15/70Arrangements for producing decorative or fancy effects in products D01G15/72Arrangements for returning waste to be re-carded D01G15/74Air draught arrangements air draught arrangements for stripping or for removing dust or fly D01G15/76 D01G15/76Stripping or cleaning carding surfacesMaintaining cleanliness of carding area D01G15/763by suction or blowing D01G15/785, D01G15/805, D01G15/825 take precedence D01G15/766Cleaning hand tools D01G15/78Arrangements for stripping flats D01G15/785by suction or blowing D01G15/80Arrangements for stripping cylinders or rollers D01G15/805by suction or blowing D01G15/82Arrangements for confining or removing dust, fly or the like D01G15/825by suction or blowing D01G15/84Card clothingManufacture thereof not otherwise provided for arrangements for driving carding-machine elements during grinding D01G15/38; grinding card clothing B24B D01G15/86with flexible non-metallic backing D01G15/88formed from metal sheets or strips D01G15/90Lags, e.g. for jute cards D01G15/92Attaching card clothing to carding elements D01G15/94Burr-crushing or removing arrangements D01G15/96Burr-crushing rollers D01G15/98Morel or like apparatus D01G17/00Silk-dressing machines D01G19/00Combing machines D01G19/02with pinned circles, e.g. Noble D01G19/04with pinned cylinders, e.g. rectilinear D01G19/06Details D01G19/08Feeding apparatus D01G19/10Construction, mounting, or operating features of combing elements D01G19/105Combing cylinders needle bars D01H5/14 D01G19/12Devices for laying or holding fibres in combs, e.g. dabbing brushes D01G19/14Drawing-off and delivery apparatus D01G19/16Nipper mechanisms D01G19/18Roller, or roller and apron, devices, e.g. operating to draw-off fibres continuously D01G19/20operating to draw-off fibres intermittently D01G19/22Arrangements for removing, or disposing of, noil or waste D01G19/24FrameworkCasingsCoverings D01G19/26Driving arrangements D01G19/28Air draught or like pneumatic arrangements D01G19/30Heating arrangements D01G21/00Combinations of machines, apparatus, or processes, e.g. for continuous processing D01G1/06, D01G9/12, D01G15/46, D01G15/94 take precedence D01G23/00Feeding fibres to machinesConveying fibres between machines D01G21/00 takes precedence; intermediate feeds in carding machines D01G15/40 D01G23/02HoppersDelivery shoots D01G23/04with means for controlling the feed D01G23/045by successive weighing; Weighing hoppers D01G23/06Arrangements in which a machine or apparatus is regulated in response to changes in the volume or weight of fibres fed, e.g. piano motions arrangements in which draft is regulated in response to irregularities in fibre supply D01H D01G23/08Air draught or like pneumatic arrangements D01G25/00Lap-forming devices not integral with machines specified above forming mats or batts of continuous filaments for non-woven fabrics D04H D01G27/00Lap- or sliver-winding devices, e.g. for products of cotton scutchers, jute cards, or worsted gill boxes D01G27/02with lap-roll or the like loaded to provide firm packages D01G27/04with automatic discharge of lap-roll or the like D01G29/00Arrangements for lubricating fibres, e.g. in gill boxes processes involving the use of particular lubricants D06M15/00 D01G31/00Warning or safety devices, e.g. automatic fault detectors, stop motions safety devices of general application F16P; indicating devices of general application G08B D01G31/003Detection and removal of impurities D01G31/006On-line measurement and recording of process and product parameters D01G33/00Hand tools for treatment of fibres D01G35/00Treatment of oakum D01G99/00Subject matter not provided for in other groups of this subclass D01G99/005Conditioning of textile fibre during treatment before spinning conditioning during spinning or twisting D01H13/30