ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,697,256, issued on Aug. 4, was assigned to Stryker Corp. (Portage, Mich.).
"System and method of braking for a patient support apparatus" was invented by William Dwight Childs (Plainwell, Mich.) and Anish Paul (Portage, Mich.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A patient support apparatus includes a base having a length and including a plurality of caster wheels enabling movement of the patient support apparatus across a floor surface. An auxiliary wheel support structure is secured to the base and rotatably supports at least one non-castered auxiliary wheel. A drive mechanism including a motor may be configured to drive the auxiliary wheel. A...