B21F

Technology

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Description

WORKING OR PROCESSING OF WIRE (rolling of metalB21B; by drawing, auxiliary operations used in connection with metal-working without essentially removing material B21C; bundling articles B65B 13/00)

Subclasses

SubclassTitle
1/00 Bending wire other than coiling; Straightening wire
1/02 Bending wire other than coiling; Straightening wire Straightening
1/04 Bending wire other than coiling; Straightening wire Undulating
1/06 Bending wire other than coiling; Straightening wire Bending wire-eyes
3/00 Coiling wire into particular forms
3/02 Coiling wire into particular forms helically
3/027 Coiling wire into particular forms helically with extended ends formed in a special shape, e.g. for clothes-pegs
3/04 Coiling wire into particular forms helically externally on a mandrel or the like
3/06 Coiling wire into particular forms helically internally on a hollow form
3/08 Coiling wire into particular forms to flat spiral
3/10 Coiling wire into particular forms to spirals other than flat, e.g. conical
3/12 Coiling wire into particular forms of interconnected helical springs
5/00 Upsetting wire (in the manufacture of nails or pins B21G 3/12)
7/00 Twisting wire; Twisting wire together (for connections of limited size B21F 15/04)
9/00 Straining wire (straining prestressing wires for concrete E04G 21/12; connections or attachments adapted for straining F16G 11/00)
9/02 Straining wire (straining prestressing wires for concrete E04G 21/12; connections or attachments adapted for straining F16G 11/00) by tools adapted also for making connections
11/00 Cutting wire (hand-held metal-shearing or metal-cutting devices B23D 29/00 ; hand cutting tools with two jaws which come into abutting contact B26B 17/00 )
13/00 Splitting wire
15/00 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)
15/02 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) wire with wire

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Recent Patents

Not Available

Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2025/0114,222 BIODEGRADABLE MOLYBDENUM-BASED FLOW DIVERTER AND PREPARATION METHOD THEREOFSep 10, 24Apr 10, 25Not available
2025/0116,127 REBAR TYING MACHINE AND REELOct 02, 24Apr 10, 25Makita Corporation

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