The ownership and the exclusive exploitation of an improvement introduced in the constitution of the bedding of the bed bases and beds, and especially of the transportable ones, which consists essentially in constructing the actual bed of such devices with a piece of canvas or other similarly resistant fabric. which, fixed at one end to one of the crosspieces of the bed base, is long enough to have the other end wound on a roller, to which end is fixed, which roller is mounted between the frame rails of the bed frame or bed so that can rotate freely in the proper direction so that the tension of the fabric takes place, being instead prevented from doing it in the opposite direction by the action of a retainer trigger and a ratchet wheel disposed at one of the ends of said roller, being This can be actuated by means of a suitable key capable of adjusting in a place or properly configured attachment of said roller or the axis of the motor. Saint. (Machine-translation by Google Translate, not legally binding)
展开▼
