B | SK | PERFORMING OPERATIONS; TRANSPORTING |
B21 | USK | SHAPING |
B21 | KL | MECHANICAL 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) |
B21F | UKL | WORKING OR PROCESSING OF WIRE (rolling of metal B21B; by drawing, auxiliary operations used in connection with metal-working without essentially removing material B21C; bundling articles B65B 13/00) |
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B21F 1/00 | HGR | Bending wire other than coiling; Straightening wire |
B21F 1/02 | UGR1 | |
B21F 1/04 | UGR1 | |
B21F 1/06 | UGR1 | |
B21F 3/00 | HGR | Coiling wire into particular forms |
B21F 3/02 | UGR1 | |
B21F 3/027 | UGR2 | . . | with extended ends formed in a special shape, e.g. for clothes-pegs |
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B21F 3/04 | UGR2 | . . | externally on a mandrel or the like |
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B21F 3/06 | UGR2 | . . | internally on a hollow form |
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B21F 3/08 | UGR1 | |
B21F 3/10 | UGR1 | . | to spirals other than flat, e.g. conical |
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B21F 3/12 | UGR1 | . | of interconnected helical springs |
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B21F 5/00 | HGR | Upsetting wire (in the manufacture of nails or pins B21G 3/12) |
B21F 7/00 | HGR | Twisting wire; Twisting wire together (for connections of limited size B21F 15/04) |
B21F 9/00 | HGR | Straining wire (straining prestressing wires for concrete E04G 21/12; connections or attachments adapted for straining F16G 11/00) |
B21F 9/02 | UGR1 | . | by tools adapted also for making connections |
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B21F 11/00 | HGR | Cutting wire (hand cutting tools B26B) |
B21F 13/00 | HGR | Splitting wire |
B21F 15/00 | HGR | Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire (tools for both straining and connecting B21F 9/00; jacketing or reinforcing B21F 17/00; manufacture of wire network B21F 27/00; in making bands B21F 43/00) |
B21F 15/02 | UGR1 | |
B21F 15/04 | UGR2 | . . | without additional connecting elements or material, e.g. by twisting |
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B21F 15/06 | UGR2 | . . | with additional connecting elements or material |
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B21F 15/08 | UGR3 | . . . | making use of soldering or welding |
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B21F 15/10 | UGR1 | |
B21F 17/00 | HGR | Jacketing or reinforcing articles with wire (by winding B65H 54/00 , B65H 81/00; by braiding D04C) |
B21F 19/00 | HGR | Metallic coating of wire (by extruding B21C 23/24; by soldering or welding, e.g. cladding or plating, B23K; by other non-mechanical means C23; electroplating C25D) |
B21F 21/00 | HGR | Working or processing wire not otherwise provided for |
B21F 23/00 | HGR | Feeding wire in wire-working machines or apparatus (applicable also to feeding rods or strips B21D 43/00) |
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B21F 25/00 | HGR | Making barbed wire |
B21F 27/00 | HGR | Making wire network, i.e. wire nets (meshed-ring network B21F 31/00; in making bands B21F 43/00; using looms D03D) |
B21F 27/02 | UGR1 | . | without additional connecting elements or material at crossings, e.g. connected by knitting |
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B21F 27/04 | UGR2 | . . | Manufacturing on machines with rotating blades or formers |
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B21F 27/06 | UGR2 | . . | Manufacturing on twister-gear machines |
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B21F 27/08 | UGR1 | . | with additional connecting elements or material at crossings |
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B21F 27/10 | UGR2 | . . | with soldered or welded crossings |
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B21F 27/12 | UGR1 | . | Making special types or portions of network by methods or means specially adapted therefor |
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B21F 27/14 | UGR2 | . . | Specially bending or deforming free wire ends |
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B21F 27/16 | UGR2 | |
B21F 27/18 | UGR2 | . . | of meshed work for filters or sieves |
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B21F 27/20 | UGR2 | . . | of plaster-carrying network |
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B21F 27/22 | UGR2 | . . | of network for wire-reinforced glass or the like |
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B21F 29/00 | HGR | Making fencing or like material made partly of wire (B21F 25/00 , B21F 27/00 take precedence) [2] |
B21F 29/02 | UGR1 | . | comprising bars or the like connected by wires |
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B21F 31/00 | HGR | Making meshed-ring network from wire |
B21F 33/00 | HGR | Tools or devices specially designed for handling or processing wire fabrics or the like |
B21F 33/02 | UGR1 | . | Mounting of wire network on frames |
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B21F 33/04 | UGR1 | . | Connecting ends of helical springs for mattresses |
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B21F 35/00 | HGR | Making springs from wire (by coiling wire B21F 3/00; making resilient rings B21F 37/02) |
B21F 35/02 | UGR1 | . | Bending or deforming ends of coil springs to special shape |
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B21F 35/04 | UGR1 | . | Making flat springs, e.g. sinus springs |
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B21F 37/00 | HGR | Manufacture of rings from wire (in chain making B21L; producing bead-rings or bead-cores for tyres B29D 30/48) |
B21F 37/02 | UGR1 | . | or resilient rings, e.g. key-rings |
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B21F 37/04 | UGR1 | |
B21F 39/00 | HGR | Making wheel spokes from wire |
B21F 41/00 | HGR | Making umbrella frames or members from wire |
B21F 43/00 | HGR | Making bands, e.g. bracelets, or wire (making chains B21L; using looms D03D) |
B21F 45/00 | HGR | Wire-working in the manufacture of other particular articles (of pins, needles, nails, hairpins B21G; of chains B21L) |
B21F 45/02 | UGR1 | |
B21F 45/04 | UGR1 | . | of elements, e.g. levers or links, for bottle stoppers |
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B21F 45/06 | UGR1 | . | of flexible shafts or hollow conduits, e.g. for Bowden mechanisms |
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B21F 45/08 | UGR1 | |
B21F 45/10 | UGR1 | . | of cards for fabric-napping machines |
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B21F 45/12 | UGR1 | |
B21F 45/14 | UGR1 | . | of end-pieces for laces or ropes |
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B21F 45/16 | UGR1 | . | of devices for fastening or securing purposes |
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B21F 45/18 | UGR2 | . . | of slide fastener elements |
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B21F 45/20 | UGR2 | . . | of spring hooks; of spring safety hooks |
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B21F 45/22 | UGR2 | . . | of paper fasteners or clips (staples B21F 45/24) |
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B21F 45/24 | UGR2 | . . | of staples; of belt-fastening elements |
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B21F 45/26 | UGR2 | |
B21F 45/28 | UGR3 | . . . | of "patent-fastener" or press-button type |
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