US Patent 10926789 Steering assembly

A steering assembly including an inner steering member; an outer steering member; a leaf spring disposed between the inner steering member and the outer steering member and adapted to bias the inner steering member, wherein the leaf spring comprises an inner portion and a plurality of outer portions, wherein the outer portions comprise end portions of the leaf spring that are folded over such that the outer portions overlie the inner portion, forming a folded edge; and a low friction layer supported by the leaf spring.