ELK/FrameworkLocal/UICore/Control/HydraulicControlOneWayValue.xaml

 <UserControl x:Class="Aitex.Core.UI.Control.HydraulicControlOneWayValue"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
             mc:Ignorable="d"  Height="20" Width="20"  BorderThickness="1">
    <Grid  >
        <Border BorderBrush="Black"  BorderThickness="0,1,0,0" Margin="1,1,5,-1">
            <Border.RenderTransform>
                <RotateTransform Angle="45"></RotateTransform>
            </Border.RenderTransform>
        </Border>
        <Border BorderBrush="Black"  BorderThickness="0,1,0,0" Margin="8,9,-1,-9">
            <Border.RenderTransform>
                <RotateTransform Angle="-45"></RotateTransform>
            </Border.RenderTransform>
        </Border>

        <Border BorderBrush="Black"  CornerRadius="30" Width="9" Height="9" BorderThickness="1" Margin="4,-2,5,11" >
        </Border>

        <Border BorderBrush="Black"   BorderThickness="0.5" Margin="8,9,9,1"  >
        </Border>
    </Grid>
</UserControl>