ALEXANDRIA, Va., Jan. 29 -- United States Patent no. 12,208,418, issued on Jan. 28.

"Manifold for a hydraulic vibration generating device or hydraulic motor" was invented by Albert Ben Currey (Phoenix).

According to the abstract* released by the U.S. Patent & Trademark Office: "A hydraulic vibration generation device or hydraulic motor is provided. The device includes a manifold having an inner volume with a pressure chamber extending into the inner volume, a fluid inlet orifice and a fluid outlet orifice. The device further includes a vibration generating member having a grooved drive and an off-center weight and retaining plates. The inner volume receives the vibration generating member within the inner volume. The vibration generating ...