ALEXANDRIA, Va., April 7 -- United States Patent no. 12,594,202, issued on April 7, was assigned to Direct Supply Inc. (Milwaukee).
"Seat lift with non-linear spring assist" was invented by Justin T. Morgan (Cedarburg, Wis.), Anthony J. Patrick (Delafield, Wis.) and Shawn A. Ostendorf (Milwaukee).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides an assembly having a wheelchair and a lift assembly to urge the seat surface upward with respect to the frame from a lowered position when supporting a seated individual during use to an elevated position with respect to the frame as to assist the individual during ingress or egress to or from the wheelchair. The lift assembly may include a...