US Patent 11969088 Guide rail, guide system and furniture item

A guide rail including a rail body and a fastening element having a narrow front edge portion abutting the rail body, and configured as a bracket element from an angled sheet metal material with limbs oriented at an angle and connected along a bending edge, and a horizontal limb forming the flat material portion with the upper side and with the underside of the flat material portion with the edge portion. A horizontal limb of the bracket element has an inner limb portion adjoining the bending edge and an outer limb portion adjoining the inner limb portion via a longitudinally extending shoulder. The outer limb portion includes the edge portion and a reinforcing mechanism is provided on the fastening element as an arch extending along the shoulder over a partial region of the outer limb portion and over the shoulder and over part of the inner limb portion.