A straight line engine turning machine is a machine used for

engraving Engraving is the practice of incising a design on a hard, usually flat surface by cutting grooves into it with a Burin (engraving), burin. The result may be a decorated object in itself, as when silver, gold, steel, or Glass engraving, glass ar ...

decorative patterns on a surface. The engraving may be referred to as

Guilloché Guilloché (), or guilloche (), is a decorative technique in which a very precise, intricate and repetitive pattern is mechanically engraved into an underlying material via engine turning, which uses a machine of the same name. Engine turning m ...

, which also encompasses patterns created with the rose engine lathe. Where the rose engine is based on a lathe, the straight line engine has more in common with a metal planer machine. The straight line engine turning machine commonly consisted of an upright slide, a cross slide, a slide rest which holds the cutting tool, and a pattern bar holder

References

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