US Patent 11781355 Roller assembly with side-accessed adjustment mechanism

An adjustable roller support mechanism for mounting on a panel positionable with respect to an opening in a building structure to support the panel on the structure. The mechanism may comprise an adjustment assembly configured to be mounted on the panel. The adjustment assembly may comprise a case defining an interior and at least one roller for contacting the opening rotatably mounted on the case. The mechanism may further comprise an adjustment element configured to contact the panel at a contact surface and further configured to adjustably move the case and the at least one roller mounted thereon with respect to the contact surface to adjust the position of the at least one roller with respect to the panel when the adjustment assembly is mounted on the panel.