ALEXANDRIA, Va., June 19 -- United States Patent no. 12,332,049, issued on June 17, was assigned to Fluke Corp. (Everett, Wash.).

"Probe device with spiral spring, rotating head and testing apparatus" was invented by Jurgen Peters (Pliening, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A probe device for a rotating head has at least one support arm that is mounted so as to rotate around an axis of rotation, at least one probe that is joined to the support arm, and at least one spring element that can be supported on the rotating head and engages at the support arm and that is provided for exerting a force on the support arm, which, as a result of this force, experiences a torque with respect to the...