WORKING OR PROCESSING OF WIRE (rolling of metal B 21 B; by drawing, auxiliary operations used in connection with metal-working without essentially removing material B 21 C; bundling articles B 65 B 13/00)
Wire working characterised by operations performed
1
/
00
Bending wire other than coiling; Straightening wire
1
/
02
•
Straightening
1
/
04
•
Undulating
1
/
06
•
Bending wire-eyes
3
/
00
Coiling wire into particular forms
3
/
02
•
helically
3
/
027
•
•
with extended ends formed in a special shape, e.g. for clothes-pegs
3
/
04
•
•
externally on a mandrel or the like
3
/
06
•
•
internally on a hollow form
3
/
08
•
to flat spiral
3
/
10
•
to spirals other than flat, e.g. conical
3
/
12
•
of interconnected helical springs
5
/
00
Upsetting wire (in the manufacture of nails or pins B 21 G 3/12)
7
/
00
Twisting wire; Twisting wire together (for connections of limited size B 21 F 15/04)
9
/
00
Straining wire (straining prestressing wires for concrete E 04 G 21/12; connections or attachments adapted for straining F 16 G 11/00)
Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire (tools for both straining and connecting B 21 F 9/00; jacketing or reinforcing B 21 F 17/00; manufacture of wire network B 21 F 27/00; in making bands B 21 F 43/00)
15
/
02
•
wire with wire
15
/
04
•
•
without additional connecting elements or material, e.g. by twisting
Metallic coating of wire (by extruding B 21 C 23/24; by soldering or welding, e.g. cladding or plating,
B 23 K; by other non-mechanical means C 23; electroplating C 25 D)
21
/
00
Working or processing wire not otherwise provided for
23
/
00
Feeding wire in wire-working machines or apparatus (applicable also to feeding rods or strips B 21 D 43/00)
Wire working characterised by the particular articles produced
