Base is MachineModeling.Components.Composite.Base:
    .doc: """
    A Ripper is a tool attached to the chassis of the vehicle,
    usually at the back.
    We define the ripper frame to be the part that is
    always connected to the chassis.
    There may be other parts of various types of rippers
    that also have linkages and actuators also connected
    directly to the chassis.
    It has two connectors for connecting to the chassis.
    """
    frame is MachineModeling.Components.Composite.Base with Ripper.Interfaces.Frame.BaseConnectors:
        local_transform.position: {0,0,0}
    frame_angle is Real: (37.0)/180*Math.PI
