This pattern clearly seems to depict the rotation of a bar of inner circles with a mechanical feel to it. Most likely this depicts a cut section of a motor or drive system, possibly magnetic or superconductor.
This pattern clearly seems to depict the rotation of a bar of inner circles with a mechanical feel to it. Most likely this depicts a cut section of a motor or drive system, possibly magnetic or superconductor.

Near Marlborough, England, United Kingdom