Bobbin
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A bobbin or spool is a spindle or cylinder, with or without flanges, on which yarn, thread, wire, tape or film is wound. Bobbins are typically found in industrial textile machinery, as well as in sewing machines, fishing reels, tape measures, film rolls, cassette tapes, within electronic and electrical equipment, and for various other applications.
Vintage wooden bobbins, cylindrical, empty of wound fiber, dimensions 16 in. high by 9 in. in diameter.
Vintage wooden bobbin, unflanged, wound with yarn and attached to a "shuttle" that fits it for use in a floor loom.
Image: Hua Nan sewing machine 06
Image: Hua Nan sewing machine 07
Wire
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A wire is a flexible, round, bar of metal.
Overhead power cabling. The conductor consists of seven strands of steel (centre, high tensile strength), surrounded by four outer layers of aluminium (high conductivity). Sample diameter 40 mm
Wire wrapped jewelry
Sophie Ryder's galvanised wire sculpture Sitting at the Yorkshire Sculpture Park
Coaxial cable, one example of a jacketed and insulated wire