Applying an Impulse Load

You apply a vertical impulse load of 260 lb.

1. In the Time History study tree, right-click External Loads and select Force .
2. In the PropertyManager, under Type do the following:
   1. Select Selected direction.
   2. Select the front middle part of the rim for Faces, Edges, Vertices, Reference Points for Force .
      
   3. Select the Front Plane from the flyout FeatureManager design tree in Face, Edge, Plane for Direction .
3. Select English (IPS) for Unit .
4. Under Force, select Along Plane Dir 2 and type 260 lbf.
5. Select Reverse direction.
6. Under Variation with Time, select Curve and click Edit.
7. In the dialog box, type the following values for the force curve data:

   Points	X	Y
   1	0	1
   2	.4995	1
   3	.5	0
   4	10	0

   Double-click a cell in the header column to add a new data row.
8. Click OK.
9. Click .