If it will be helpfull, here is a source file: https://yadi.sk/d/bk1_Vs_0a93Yyw
If image doesn’t embedded to a blend file, here is a drawing:
If it will be helpfull, here is a source file: https://yadi.sk/d/bk1_Vs_0a93Yyw
If image doesn’t embedded to a blend file, here is a drawing:
