ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,540,448, issued on Feb. 3, was assigned to RICHLYN DEVELOPMENTS LTD. (Edmonton, Canada).
"Removable shoring element" was invented by Richard Lamontagne (Edmonton, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "A shoring element has a shoring plate and a shaft received within a shaft receiver of the shoring plate. The shoring plate is rotatable and is permitted limited axial movement along the shaft. During installation, rotating the shaft in a first direction drives the shaft into the ground formation and causes the drive collar to contact a drive shoulder of the shoring plate such that the drive collar applies a driving force to the shoring plate...