IPC-Stelle: B21C 47/00 [Version 2010.01]

SymbolTypTitel
BSKSECTION B — PERFORMING OPERATIONS; TRANSPORTING
B21USKSHAPING
B21KLMECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL (casting, powder metallurgy B22; shearing B23D; working of metal by the action of a high concentration of electric current B23H; soldering, welding, flame-cutting B23K; other working of metal B23P; punching sheet material in general B26F; processes for changing of physical properties of metals C21D, C22F; electroforming C25D 1/00)
B21CUKLMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
B21C 1/00ZWMetal drawing
B21C 1/00HGRManufacture of metal sheets, wire, rods, tubes or like semi-manufactured products by drawing
B21C 1/02UGR1
.Drawing metal wire or like flexible metallic material by drawing machines or apparatus in which the drawing action is effected by drums
B21C 1/04UGR2
. .with two or more dies operating in series
B21C 1/06UGR3
. . .in which the material slips on the drums
B21C 1/08UGR3
. . .in which the material does not slip on the drums
B21C 1/10UGR4
. . . .with accumulation of material between consecutively-arranged dies
B21C 1/12UGR2
. .Regulating or controlling speed of drawing drums, e.g. to influence tension; Drives; Stop or relief mechanisms (couplings for drums B21C 1/14; design or construction of electrical equipment, see the relevant classes)
B21C 1/14UGR2
. .Drums, e.g. capstans (capstans or winches in general B66D); Connection of grippers thereto; Grippers specially adapted for drawing machines or apparatus of the drum type; Couplings specially adapted for these drums
B21C 1/16UGR1
.Metal drawing by machines or apparatus in which the drawing action is effected by means other than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, rods or tubes
B21C 1/18UGR2
. .from stock of limited length (B21C 1/22 takes precedence)
B21C 1/20UGR2
. .from stock of essentially unlimited length (B21C 1/22 takes precedence)
B21C 1/22UGR2
. .specially adapted for making tubular articles (bending sheet metal into tubular form by drawing B21D 5/10)
B21C 1/24UGR3
. . .by means of mandrels (mandrels B21C 3/16)
B21C 1/26UGR4
. . . .Push-bench drawing
B21C 1/27UGR2
. .Carriages; Drives
B21C 1/28UGR3
. . .Carriages; Connections of grippers thereto; Grippers (for drawing machines of the drum type B21C 1/14)
B21C 1/30UGR3
. . .Drives, e.g. carriage-traversing mechanisms; Driving elements, e.g. drawing chains; Controlling the drive
B21C 1/32UGR2
. .Feeding or discharging the material or mandrels
B21C 1/34UGR2
. .Guiding or supporting the material or mandrels
B21C 3/00HGRProfiling tools for metal drawing; Combinations of dies and mandrels for metal drawing
B21C 3/02UGR1
.Dies; Selection of material therefor; Cleaning thereof
B21C 3/04UGR2
. .with non-adjustable section (B21C 3/08 takes precedence)
B21C 3/06UGR2
. .with adjustable section (B21C 3/08 takes precedence)
B21C 3/08UGR2
. .with section defined by rollers, balls, or the like
B21C 3/10UGR2
. .with hydraulic forces acting immediately on work
B21C 3/12UGR2
. .Die holders; Rotating dies
B21C 3/14UGR3
. . .Die holders combined with devices for guiding the drawing material or combined with devices for cooling, heating, or lubricating
B21C 3/16UGR1
.Mandrels (separating mandrels from work B21C 45/00); Mounting or adjusting same
B21C 3/18UGR1
.Making tools by operations not covered by a single other subclass; Repairing
B21C 5/00HGRPointing or push-pointing drawn work or drawing material
B21C 9/00HGRCooling, heating or lubricating drawing material (B21C 3/14 takes precedence)
B21C 9/02UGR1
.Selection of compositions therefor
B21C 19/00ZWE
B21C 19/00HGRDevices for straightening wire or like work combined with or specially adapted for use in connection with drawing or winding machines or apparatus
B21C 23/00ZWMetal extruding
B21C 23/00HGRExtruding metal; Impact extrusion
B21C 23/01UGR1
.starting from material of particular form or shape, e.g. mechanically pre-treated (B21C 23/22 takes precedence; heat treatment or combinations thereof with mechanical treatments, see appropriate classes)
B21C 23/02UGR1
.Making uncoated products
B21C 23/03UGR2
. .by both direct and backward extrusion
B21C 23/04UGR2
. .by direct extrusion
B21C 23/06UGR3
. . .Making sheets
B21C 23/08UGR3
. . .Making wire, rods or tubes
B21C 23/10UGR4
. . . .Making finned tubes
B21C 23/12UGR4
. . . .Extruding bent tubes or rods
B21C 23/14UGR3
. . .Making other products
B21C 23/16UGR4
. . . .Making turbo blades or propellers
B21C 23/18UGR2
. .by impact extrusion [2]
B21C 23/20UGR2
. .by backward extrusion
B21C 23/21UGR1
.Presses specially adapted for extruding metal (extrusion presses in general B30B 11/22)
B21C 23/22UGR1
.Making metal-coated products; Making products from two or more metals
B21C 23/24UGR2
. .Covering indefinite lengths of metal or non-metal material with a metal coating
B21C 23/26UGR3
. . .Applying metal coats to cables, e.g. to insulated electric cables
B21C 23/28UGR4
. . . .on intermittently-operating extrusion presses
B21C 23/30UGR4
. . . .on continuously-operating extrusion presses
B21C 23/32UGR1
.Lubrication of metal being extruded or of dies, or the like, e.g. physical state of lubricant, location where lubricant is applied (chemical composition, see appropriate classes)
B21C 25/00HGRProfiling tools for metal extruding
B21C 25/02UGR1
.Dies
B21C 25/04UGR1
.Mandrels
B21C 25/06UGR1
.Press heads, dies, or mandrels for coating work
B21C 25/08UGR1
.Dies or mandrels with section variable during extruding, e. g for making tapered work; Controlling variation
B21C 25/10UGR1
.Making tools by operations not covered by a single other subclass
B21C 26/00HGRRams or plungers for metal extruding; Discs therefor [2]
B21C 27/00HGRContainers for metal to be extruded (B21C 29/02 takes precedence)
B21C 27/02UGR1
.for making coated work
B21C 27/04UGR1
.Venting metal-container chamber
B21C 29/00HGRCooling or heating extruded work or parts of the extrusion press
B21C 29/02UGR1
.of containers for metal to be extruded
B21C 29/04UGR1
.of press heads, dies, or mandrels
B21C 31/00HGRControl devices for metal extruding, e.g. for regulating the pressing speed or temperature of metal (B21C 25/08 takes precedence); Measuring devices, e.g. for temperature of metal, combined with or specially adapted for use in connection with extrusion presses (measuring devices of more general interest within subclass B21C, see group B21C 51/00)
B21C 33/00HGRFeeding extrusion presses with metal to be extruded
B21C 33/02UGR1
.the metal being in liquid form
B21C 35/00HGRRemoving work or waste from extruding presses; Drawing-off extruded work (in connection with the extruding of bent tubes or rods B21C 23/12); Cleaning dies, ducts, containers, or mandrels for metal extruding [2]
B21C 35/02UGR1
.Removing or drawing-off work
B21C 35/03UGR2
. .Straightening the work (metal straightening in general B21D)
B21C 35/04UGR1
.Cutting-off or removing waste
B21C 35/06UGR1
.Cleaning dies, ducts, containers or mandrels [2]
B21C 37/00ZWE
B21C 37/00HGRManufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for (by rolling B21B; by working or processing semi-finished sheet metal, profiles, tubes, or wire B21D, B21F; by casting B22; by material-removing machine tools B23; by welding, e.g. cladding or plating, B23K; by grinding or polishing B24; by electroforming C25D 1/00); Manufacture of tubes of special shape [2]
B21C 37/02UGR1
.of sheets
B21C 37/04UGR1
.of rods or wire
B21C 37/06UGR1
.of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes (bending sheets for making tubes B21D 5/00; seaming by folding B21D 39/02)
B21C 37/08UGR2
. .Making tubes with welded or soldered seams (involving only a soldering or welding operation B23K)
B21C 37/083UGR3
. . .Supply, or operations combined with supply, of strip material
B21C 37/087UGR3
. . .using rods or strips of soldering material
B21C 37/09UGR3
. . .of coated strip material
B21C 37/10UGR2
. .Making tubes with riveted seams
B21C 37/12UGR2
. .Making tubes or metal hoses with helically arranged seams
B21C 37/14UGR2
. .Making tubes from doubled flat material
B21C 37/15UGR2
. .Making tubes of special shape; Making the fittings
B21C 37/16UGR3
. . .Making tubes with varying diameter in longitudinal direction
B21C 37/18UGR4
. . . .conical tubes
B21C 37/20UGR3
. . .Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies
B21C 37/22UGR3
. . .Making finned or ribbed tubes by fixing strip or like material to tubes (making heat exchangers B21D 53/02)
B21C 37/24UGR4
. . . .annularly-ribbed tubes
B21C 37/26UGR4
. . . .helically-ribbed tubes
B21C 37/28UGR3
. . .Making tube fittings for connecting pipes, e.g. U-pieces
B21C 37/29UGR4
. . . .Making branched pieces, e.g. T-pieces
B21C 37/30UGR2
. .Finishing tubes, e.g. sizing, burnishing
B21C 43/00HGRDevices for cleaning metal products combined with or specially adapted for use with machines or apparatus provided for in this subclass
B21C 43/02UGR1
.combined with or specially adapted for use in connection with drawing or winding machines or apparatus
B21C 43/04UGR2
. .Devices for de-scaling wire or like flexible work
B21C 45/00ZWAuxiliary operations used in connection with metal working without essentially removing material
B21C 45/00HGRSeparating mandrels from work or vice versa
B21C 47/00HGRWinding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only (coiling wire into particular forms B21F 3/00; hot coilers in connection with heat-treatment apparatus C21D 9/68)
B21C 47/02UGR1
.Winding-up or coiling
B21C 47/04UGR2
. .on or in reels or drums, without using a moving guide (reels or drums B21C 47/28)
B21C 47/06UGR3
. . .with loaded rollers, bolts, or equivalent means holding the material on the reel or drum
B21C 47/08UGR2
. .without making use of a reel or drum, the first turn being formed by a stationary guide
B21C 47/10UGR2
. .by means of a moving guide
B21C 47/12UGR3
. . .the guide moving parallel to the axis of the coil (B21C 47/14 takes precedence)
B21C 47/14UGR3
. . .by means of a rotating guide, e.g. laying the material around a stationary reel or drum
B21C 47/16UGR1
.Unwinding or uncoiling
B21C 47/18UGR2
. .from reels or drums
B21C 47/20UGR3
. . .the unreeled material moving transversely to the tangent line of the drum, e.g. axially, radially
B21C 47/22UGR2
. .Unwinding coils without reels or drums
B21C 47/24UGR1
.Transferring coils to or from winding apparatus or to or from operative position therein; Preventing uncoiling during transfer
B21C 47/26UGR1
.Special arrangements with regard to simultaneous or subsequent treatment of the material
B21C 47/28UGR1
.Drums or other coil-holders (gripping means B21C 47/32)
B21C 47/30UGR2
. .expansible or contractible
B21C 47/32UGR1
.Tongs or gripping means specially adapted for reeling operations
B21C 47/34UGR1
.Feeding or guiding devices not specially adapted to a particular type of apparatus
B21C 49/00HGRDevices for temporarily accumulating material
B21C 51/00HGRMeasuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B-B21F
B21C 99/00ZWE
B21C 99/00HGRSubject matter not provided for in other groups of this subclass [2009.01]