ALEXANDRIA, Va., June 4 -- United States Patent no. 12,318,892, issued on June 3, was assigned to ATLAS COPCO INDUSTRIAL TECHNIQUE AB (Stockholm).

"Arrangement for power tool, front part attachment and power tool" was invented by Martin Folke (Varmdo, Sweden).

According to the abstract* released by the U.S. Patent & Trademark Office: "An arrangement for a power tool comprising a drive part for rotational locking to a drive shaft with respect to a rotation axis; a base part for fixation to a base structure; and an output element having an indexing part and a driven part rotatable relative to the indexing part about the rotation axis; wherein the output element is movable along the rotation axis relative to the drive part and the base part ...