BTSurfaceDescription

• type : String
  

  Enum:

  PLANE

  CYLINDER

  CONE

  SPHERE

  TORUS

  SPUN

  SWEEP

  OFFSET

  BLEND

  BSURFACE

  OTHER

  UNKNOWN

• typeId : Integer
  

• exportTypeName : String
  

• connectionSource : BTConnection
  

• unknownClass : Boolean