Patent 10420417 was granted and assigned to Steelcase on September, 2019 by the United States Patent and Trademark Office.
A table assembly comprising a telescoping leg assembly having upper and lower ends and forming an internal passageway and further including a plurality of leg members, at least a first leg member is adapted to slide telescopically with respect to at least a second of the leg members along a substantially vertical extension axis between an extended position and a retracted position, a spring that generates a variable spring force, the spring having first and second ends, aligned substantially parallel to the vertical extension axis and located within the internal passageway, a rotatable cam member supported by the leg assembly and operatively linked with the spring, the cam member and spring applying a force tending to drive the leg assembly into the extended position, a worksurface mounted to the upper end of the leg assembly and a lock adapted to prevent leg members from sliding telescopically with respect to one another when engaged.