with tool-supports or work-supports specially mounted or guided for working in different directions or at different angles; Special purpose machines

Full Title

Planing or slotting machines cutting by relative movement of the tool and workpiece in a horizontal straight line only > with tool-supports or work-supports specially mounted or guided for working in different directions or at different angles; Special purpose machines

Child Classifications

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• B23D 1/205
• B23D 1/22 for planing ingots or the like (scrubbing or peeling ingots by milling B23C3/14)
• B23D 1/24 for planing inner surfaces, e.g. of moulds
• B23D 1/26 for planing edges or ridges or cutting grooves (cutting helical grooves B23D5/02)
• B23D 1/28 in which the tool or workpiece is fed otherwise than in a straight line, e.g. for planing profiled stock