IPC Classification

Class code (prefix) Descriptions Number of results
D01H 1/00 Spinning or twisting machines in which the product is wound-up continuously
D01H 1/02 Spinning or twisting machines in which the product is wound-up continuously ring type
D01H 1/04 Spinning or twisting machines in which the product is wound-up continuously flyer type
D01H 1/06 Spinning or twisting machines in which the product is wound-up continuously cap type
D01H 1/08 Spinning or twisting machines in which the product is wound-up continuously cup, pot, or disc type, in which annular masses of yarn are formed by centrifugal action
D01H 1/10 Spinning or twisting machines in which the product is wound-up continuously for imparting multiple twist, e.g. two-for-one twisting
D01H 1/11 Spinning by false-twisting
D01H 1/14 Spinning or twisting machines in which the product is wound-up continuously - Details
D01H 1/16 Framework; Casings; Coverings
D01H 1/18 Supports for supply packages
D01H 1/20 Driving or stopping arrangements
D01H 1/22 Driving or stopping arrangements for rollers
D01H 1/24 Driving or stopping arrangements for twisting arrangements, e.g. spindles
D01H 1/26 Driving or stopping arrangements for twisting arrangements, e.g. spindles with variable-speed arrangements
D01H 1/28 Driving or stopping arrangements for two or more machine elements possessing different characteristics but in operative association
D01H 1/30 Driving or stopping arrangements for two or more machine elements possessing different characteristics but in operative association with variable-speed arrangements
D01H 1/32 Driving or stopping arrangements for complete machines
D01H 1/34 Driving or stopping arrangements for complete machines with variable-speed arrangements
D01H 1/36 Package-shaping arrangements, e.g. building motions
D01H 1/38 Arrangements for winding reserve lengths of yarn on take-up packages, e.g. transfer tails
D01H 1/40 Arrangements for connecting continuously- delivered material to bobbins or the like
D01H 1/42 Guards or protectors for yarns or threads, e.g. separator plates, anti-ballooning devices
D01H 1/115 Spinning by false-twisting using pneumatic means
D01H 1/241 Driving or stopping arrangements for twisting arrangements, e.g. spindles driven by belt
D01H 1/242 Driving or stopping arrangements for twisting arrangements, e.g. spindles driven by toothed wheels
D01H 1/243 Driving or stopping arrangements for twisting arrangements, e.g. spindles driven by friction discs
D01H 1/244 Driving or stopping arrangements for twisting arrangements, e.g. spindles each spindle driven by an electric motor
D01H 3/00 Spinning or twisting machines in which the product is wound-up intermittently, e.g. mules
D01H 3/02 Spinning or twisting machines in which the product is wound-up intermittently, e.g. mules - Details
D01H 3/04 Carriages; Mechanisms effecting carriage movements
D01H 3/06 Carriages; Carriage rails; Squaring motions
D01H 3/08 Drawing-out or taking-in motions
D01H 3/10 Moving-creel arrangements, e.g. for twiners
D01H 3/12 Package-shaping motions; Faller arrangements
D01H 3/14 Roller-driving arrangements
D01H 3/16 Spindle-driving arrangements
D01H 3/18 Tin rollers; Driving arrangements intimately associated with tin rollers
D01H 3/20 Spindle-driving arrangements during drawing-out or backing-off
D01H 3/22 Spindle-driving arrangements during taking-in
D01H 3/24 Quadrant motions; Nosing motions
D01H 3/26 Driving or stopping arrangements not otherwise provided for; Locking motions
D01H 4/00 Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
D01H 4/02 Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques imparting twist by a fluid, e.g. air vortex
D01H 4/04 Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques imparting twist by contact of fibres with a running surface
D01H 4/06 Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques imparting twist by contact of fibres with a running surface co-operating with suction means
D01H 4/08 Rotor spinning, i.e. the running surface being provided by a rotor
D01H 4/10 Rotors
D01H 4/12 Rotor bearings; Arrangements for driving or stopping
D01H 4/14 Rotor driven by an electric motor
D01H 4/16 Friction spinning, i. e. the running surface being provided by a pair of closely spaced friction drums, e.g. at least one suction drum
D01H 4/18 Friction drums, e.g. arrangement of suction holes
D01H 4/20 Drum bearings; Arrangements for driving or stopping
D01H 4/22 Cleaning of running surfaces
D01H 4/24 Cleaning of running surfaces in rotor spinning
D01H 4/26 Cleaning of running surfaces in friction spinning
D01H 4/28 Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques using electrostatic fields
D01H 4/30 Arrangements for separating slivers into fibres; Orienting or straightening fibres
D01H 4/32 Arrangements for separating slivers into fibres; Orienting or straightening fibres using opening rollers
D01H 4/34 Arrangements for separating slivers into fibres; Orienting or straightening fibres using air-jet streams
D01H 4/36 Arrangements for separating slivers into fibres; Orienting or straightening fibres with means for taking away impurities
D01H 4/38 Channels for feeding fibres to the yarn forming region
D01H 4/40 Removing running yarn from the yarn forming region, e.g. using tubes
D01H 4/42 Control of driving or stopping
D01H 4/44 Control of driving or stopping in rotor spinning
D01H 4/46 Control of driving or stopping in friction spinning
D01H 4/48 Piecing arrangements; Control therefor
D01H 4/50 Piecing arrangements; Control therefor for rotor spinning
D01H 4/52 Piecing arrangements; Control therefor for friction spinning
D01H 5/00 Drafting machines or arrangements
D01H 5/02 Gill boxes or other drafting machines employing fallers or like pinned bars
D01H 5/04 Gill boxes or other drafting machines employing fallers or like pinned bars with pinned bars actuated by screw members
D01H 5/06 Intersecting gill boxes
D01H 5/08 Gill boxes or other drafting machines employing fallers or like pinned bars with bars connected by links, chains, or the like
D01H 5/10 Gill boxes or other drafting machines employing fallers or like pinned bars with pinned bars unconnected with each other but actuated through pressure of one against another
D01H 5/12 Gill boxes or other drafting machines employing fallers or like pinned bars - Details
D01H 5/14 Pinned bars
D01H 5/16 Framework; Casings; Coverings
D01H 5/18 Drafting machines or arrangements without fallers or like pinned bars
D01H 5/20 Drafting machines or arrangements without fallers or like pinned bars in which fibres are controlled by contact with stationary or reciprocating surfaces
D01H 5/22 Drafting machines or arrangements without fallers or like pinned bars in which fibres are controlled by rollers only
D01H 5/24 Drafting machines or arrangements without fallers or like pinned bars in which fibres are controlled by rollers only with porcupines or like pinned rotary members
D01H 5/26 Drafting machines or arrangements without fallers or like pinned bars in which fibres are controlled by one or more endless aprons
D01H 5/28 Drafting machines or arrangements without fallers or like pinned bars in which fibres are controlled by inserting twist during drafting
D01H 5/30 Drafting machines or arrangements without fallers or like pinned bars incorporating arrangements for severing continuous filaments, e.g. in direct spinning
D01H 5/32 Regulating or varying draft
D01H 5/34 Regulating or varying draft by manual adjustments
D01H 5/36 Regulating or varying draft according to a pre-arranged pattern, e.g. to produce slubs
D01H 5/38 Regulating or varying draft in response to irregularities in material
D01H 5/40 Regulating or varying draft in response to irregularities in material employing mechanical time-delay devices
D01H 5/42 Regulating or varying draft in response to irregularities in material employing electrical time-delay devices
D01H 5/44 Adjusting drafting elements, e.g. altering ratch
D01H 5/46 Loading arrangements
D01H 5/48 Loading arrangements using weights
D01H 5/50 Loading arrangements using springs
D01H 5/52 Loading arrangements using fluid pressure
D01H 5/54 Loading arrangements using magnetic arrangements
D01H 5/56 Supports for drafting elements
D01H 5/58 Arrangements for traversing drafting elements
D01H 5/60 Arrangements maintaining drafting elements free of fibre accumulations
D01H 5/62 Non-rotary cleaning pads or plates; Scrapers
D01H 5/64 Rollers or aprons with cleaning surfaces
D01H 5/66 Suction devices
D01H 5/68 Suction end-catchers
D01H 5/70 Constructional features of drafting elements
D01H 5/72 Fibre-condensing guides
D01H 5/74 Rollers
D01H 5/76 Loose-boss assemblies
D01H 5/78 Rollers with flutes or other integral surface characteristics
D01H 5/80 Rollers with covers; Cots or covers
D01H 5/82 Arrangements for coupling roller sections
D01H 5/84 Porcupines
D01H 5/86 Aprons; Apron supports; Apron-tensioning arrangements
D01H 5/88 Cradles; Tensors
D01H 7/00 Spinning or twisting arrangements
D01H 7/02 Spinning or twisting arrangements for imparting permanent twist
D01H 7/04 Spindles
D01H 7/06 Stationary spindles with package-holding sleeves
D01H 7/08 Mounting arrangements
D01H 7/10 Spindle supports; Rails; Rail supports, e.g. poker guides
D01H 7/12 Bolsters; Bearings
D01H 7/14 Holding-down arrangements
D01H 7/16 Arrangements for coupling bobbins or like to spindles
D01H 7/18 Arrangements on spindles for suppressing yarn balloons
D01H 7/20 Lubricating arrangements
D01H 7/22 Braking arrangements
D01H 7/24 Flyer or like arrangements
D01H 7/26 Flyer constructions
D01H 7/28 Flyer constructions arranged to guide material over exterior of legs
D01H 7/30 Flyer constructions with guide channels formed in legs, e.g. slubbing flyers
D01H 7/32 Flyer constructions with guide channels formed in legs, e.g. slubbing flyers with pressing devices
D01H 7/34 Flyer constructions with haul pulleys or like arrangements
D01H 7/36 Flyer constructions with traversing devices
D01H 7/38 Ring flyers
D01H 7/40 Flyer supports, e.g. rails
D01H 7/42 Arrangements coupling flyers to spindles
D01H 7/44 Drag arrangements for bobbins or flyers
D01H 7/46 Devices attached to, or integral with, flyers for temporarily increasing twist in material passing to them
D01H 7/48 Eyes or like guiding arrangements
D01H 7/50 Interrelated flyer and bobbin drive mechanisms, e.g. winding-on motions for cotton-roving frames
D01H 7/52 Ring-and-traveller arrangements
D01H 7/54 Ring-and-traveller arrangements with fixed rings
D01H 7/56 Ring-and-traveller arrangements with braked or dragged rings
D01H 7/58 Ring-and-traveller arrangements with driven rings
D01H 7/60 Rings or travellers; Manufacture thereof not otherwise provided for
D01H 7/62 Arrangements providing lubricant for travellers
D01H 7/64 Ring supports, e.g. ring rails
D01H 7/66 Cap arrangements
D01H 7/68 Cap constructions
D01H 7/70 Arrangements for supporting caps on spindles
D01H 7/72 Bobbin-supporting arrangements, e.g. bobbin rails
D01H 7/74 Cup or like arrangements
D01H 7/76 Rotary discs
D01H 7/78 Constructions of cups, e.g. spinning boxes
D01H 7/80 Constructions of cups, e.g. spinning boxes adapted to collect wet yarns
D01H 7/82 Casings or guards for rotary cups or the like
D01H 7/84 Spindles or yarn carriers for co-operation with rotary cups
D01H 7/86 Multiple-twist arrangements, e.g. two-for-one twisting devices
D01H 7/88 Hollow-spindle arrangements
D01H 7/90 Arrangements with two or more twisting devices in combination
D01H 7/92 Spinning or twisting arrangements for imparting transient twist
D01H 9/00 Arrangements for replacing or removing bobbins, cores, receptacles, or completed packages at paying-out or take-up stations
D01H 9/02 Arrangements for replacing or removing bobbins, cores, receptacles, or completed packages at paying-out or take-up stations for removing completed take-up packages and replacing by bobbins, cores, or receptacles at take-up stations; Transferring material between adjacent full and empty take-up elements
D01H 9/04 Doffing arrangements integral with spinning or twisting machines
D01H 9/06 Removing yarn from centrifugal cups on to yarn carriers
D01H 9/08 Doffing arrangements independent of spinning or twisting machines
D01H 9/10 Doffing carriages
D01H 9/12 Manual cop-tube applying apparatus; Stands for cop-tube applying apparatus
D01H 9/14 Arrangements for replacing or removing bobbins, cores, receptacles, or completed packages at paying-out or take-up stations for removing completed take-up packages and replacing by bobbins, cores, or receptacles at take-up stations; Transferring material between adjacent full and empty take-up elements for preparing machines for doffing of yarns
D01H 9/16 Yarn-severing arrangements
D01H 9/18 Arrangements for replacing or removing bobbins, cores, receptacles, or completed packages at paying-out or take-up stations for supplying bobbins, cores, receptacles, or completed packages to, or transporting from, paying-out or take-up stations
D01H 11/00 Arrangements for confining or removing dust, fly or the like
D01H 13/00 Other common constructional features, details or accessories
D01H 13/02 Roller arrangements not otherwise provided for
D01H 13/04 Guides for slivers, rovings, or yarns; Smoothing dies
D01H 13/06 Traversing arrangements
D01H 13/08 Twist arresters
D01H 13/10 Tension devices
D01H 13/12 Arrangements preventing snarls or inadvertent doubling of yarns
D01H 13/14 Warning or safety devices, e.g. automatic fault detectors, stop motions
D01H 13/16 Warning or safety devices, e.g. automatic fault detectors, stop motions responsive to reduction in material tension, failure of supply, or breakage, of material
D01H 13/18 Warning or safety devices, e.g. automatic fault detectors, stop motions responsive to reduction in material tension, failure of supply, or breakage, of material stopping supply only
D01H 13/20 Warning or safety devices, e.g. automatic fault detectors, stop motions responsive to excessive tension or irregular operation of apparatus
D01H 13/22 Warning or safety devices, e.g. automatic fault detectors, stop motions responsive to presence of irregularities in running material
D01H 13/24 Warning or safety devices, e.g. automatic fault detectors, stop motions responsive to delivery of a measured length of material, completion of winding of a package or filling of a receptacle
D01H 13/26 Arrangements facilitating the inspection or testing of yarns or the like in connection with spinning or twisting
D01H 13/28 Heating or cooling arrangements
D01H 13/30 Moistening, sizing, oiling, waxing, colouring, or drying yarns or the like as incidental measures during spinning or twisting
D01H 13/32 Counting, measuring, recording or registering devices
D01H 15/00 Piecing arrangements
D01H 15/007 Piecing arrangements for two-for-one twisting machines
D01H 15/013 Carriages travelling along the machines
D01H 17/00 Hand tools
D01H 17/02 Arrangements for storing ring travellers; Devices for applying travellers to rings