DIFF Subgroup
B28B 1/40 by wrapping, e.g. winding
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Producing shaped articles from the material > by applying the material on to a core, or other moulding surface to form a layer thereon > by wrapping, e.g. winding
CPC:
Producing shaped articles from the material (using presses B28B3/00; shaping on moving conveyors B28B5/00; producing tubular articles B28B21/00 ) > by applying the material on to a core or other moulding surface to form a layer thereon (to form a permanent layer B28B19/00) > by wrapping, e.g. winding
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
Child Classifications
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- B28B 1/42 using mixtures containing fibres, e.g. for making sheets by slitting the wound layer IPC+CPC Available in IPC and CPC