OPENTECHNICAL PUBLICATION OT-2026-000002771 Variable field magnetic couplers and methods for engaging a ferromagnetic workpiece Published: 2026-09-15T19:15:15.108112Z Permanent URL: https://opentechnical.org/p/OT-2026-000002771 Categories: Robotics & Automation > Robot Architectures ------------------------------------------------------------------------ ABSTRACT Magnetic coupling devices are disclosed which may be configured in at least three states. The various states may be provided through one or more of altering a position of a permanent magnet relative to another permanent magnet and altering a current level in a coil surrounding a permanent magnet. ------------------------------------------------------------------------ OpenTechnical publication OT-2026-000002771 Published 2026-09-15T19:15:15.108112Z https://opentechnical.org/p/OT-2026-000002771