To Offset a Curve Normal to Surface
1. Select a curve and click > 
Offset. The curve is highlighted, and the Offset tab opens. The selected curve appears in the Offset curve collector on the References panel.
Offset. The curve is highlighted, and the Offset tab opens. The selected curve appears in the Offset curve collector on the References panel.2. Select 
to offset the curve in a direction normal to the reference surface.
to offset the curve in a direction normal to the reference surface.3. Select a quilt or surface to act as a reference for the offset curve. By default, the quilt or surface on which the offset curve is located is selected as the reference.
4. Type an offset value in the 
box.
box.5. Click 
to flip the direction of the offset.
to flip the direction of the offset.6. Click 
.
.For more information, refer to the Part Modeling Help.
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