*Heading
 B31 Elements, Static Analysis
*Node
      1,           0.,           0.
      2,           1.,           0.
      3,          10.,           1.
      4,           2.,    0.1111111
      5,           3.,    0.2222222
      6,           4.,    0.3333333
      7,           5.,    0.4444444
      8,           6.,    0.5555556
      9,           7.,    0.6666667
     10,           8.,    0.7777778
     11,           9.,    0.8888889
*Element,type=z1,elset=one,file=lib_rbm_beam3d
10001,1,2,3
*substructure property, elset=one
***element,type=spring1,elset=spr1
**11001,3
***spring,elset=spr1
**1,
**1000,
***element,type=spring1,elset=spr2
**11002,3
***spring,elset=spr2
**2,
**1000,
***element,type=spring1,elset=spr3
**11003,3
***spring,elset=spr3
**3,
**1000,
***element,type=spring1,elset=spr4
**11004,1
***spring,elset=spr4
**4,
**100,
***element,type=spring1,elset=spr5
**11005,1
***spring,elset=spr5
**5,
**100,
***element,type=spring1,elset=spr6
**11006,1
***spring,elset=spr6
**6,
**100,
*Nset, nset=Set4
 1,
*Nset, nset=Set5
 3,
** 
** MATERIALS
** 
*Material, name=Elas
*Density
10.,
*Elastic
 1e+08,0.
**AMPLITUDE DEFINITION
*amplitude,name=ss,def=smooth step
0,0,0.2,1.,1.,1.
** ----------------------------------------------------------------
** 
** STEP: Stp1
** 
*Step, name=Stp1, nlgeom, inc=1000
Rigid Body Rotation
*Dynamic,alpha=-0.05,nohaf
**,direct=no stop
0.1, 1.
*controls, param=time inc
,,,10
**controls,param=field
**1e-8
** 
** BOUNDARY CONDITIONS
** 
** Name: BC1 Type: Symmetry/Antisymmetry/Encastre
*Boundary
Set4, 1,3
** 
** LOADS
** 
** Name: Lod1   Type: Concentrated force
*Cload,amp=ss
Set5, 1, 1e2
Set5, 2, 2e2
Set5,3,1e2
** 
** OUTPUT REQUESTS
** 
*output,field,Var=Preselect
*substructure path,enter=10001
*output,field
*node output
u
*element output
s,
*substructure path,leave
*End Step