To Create a Sketched Rip
1. Click
Model >
Rip >
Sketched Rip. The
Sketched Rip tab opens.
2. Perform one of the following operations:
◦ Select an existing sketch. To break the association with the sketch, click Unlink. An internal sketch is created using a copy of the sketch.
◦ Click
Placement. The
Placement tab opens. Click
Define. Set references, create a sketch, and click
.
|  A valid sketch must be a single continuous open chain. |
3. Define the rip normal direction.
◦ 
—Rips the material normal to the driving surface.
◦ 
—Rips the material normal to the offset surface.
4. To flip the projection direction of the sketch to the other side of the reference plane, click
next to
.
5. To swap the area to rip to the other side of the sketch, click
next to
.
6. To exclude one or more surfaces from the rip, click Options. The Options tab opens. Select one or more surfaces to exclude.
7. Click
.