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Sine Wave

Holtzapffel A-96 Rosette

The A-96 rosette is a series of sine waves wrapped around a circle. This rosette is useful for Graining.

Aspect Value Comments
Pattern Sine wave
Pattern Repeated 96 times
Target Diameter
for Rosette Design
2”
  • A smaller diameter on the object results in surfaces which have sharper curves at the apexes of the curves.

  • A larger diameter on the object reverses this.

  • An amplitude adjuster can be used to modify these effects.
Phasing Holes 1.5 lobe
Works For End Cutting Near side cutting
Far side cutting, or using rear rubber column
Side Cutting Near side cutting
Far side cutting, or using rear rubber column
Complementary Rosettes

Consider pairing this rosette with one of these.

Examples

Click on any of the images below to see a bigger version.

Paper Chuck Drawing

Drawn from the Near Side

Paper Chuck Drawing

Drawn from the Far Side. Notice the rounding of the sides.

Image courtesy Jon Magill

Video of an object made with this rosette


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