A bent in American English can be a transverse rigid frame (or similar constructions such as three-hinged arches). Traditionally, bents have been a standard way of making a timber frame; they remain normally employed for such, and are also found in tiny steel-frame structures, where the expression portal frame is https://autocollisionrepairandref62726.empirewiki.com/7239076/a_review_of_pictures_of_bent_car_frames