ALEXANDRIA, Va., May 26 -- United States Patent no. 12,638,057, issued on May 26, was assigned to DANFOSS A/S (Nordborg, Denmark).

"Hydrostatic radial piston unit" was invented by Chris Shrive (Edinburgh, Great Britain), Yanjiang Wan (Jiangsu, China) and Ruhuan Chen (Zhenjiang, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Hydrostatic radial piston unit comprising a front case part accommodating a drive shaft via shaft bearing means so that the drive shaft can rotate around a central axis relative to the front case part. A rear case part is attached on one side to the front case part and closed on another side in order to define an internal volume. A cylinder block is disposed in the internal volume a...