Patent for a demountable tire-rim for automobiles that tires can be "readily mounted or removed". "The principal object of (this) invention is to provide an automobile wheel rim which is demountable and which is so constructed that when removed from the wheel a segment of the rim can be swung inwardly thereby attaining an easy and quick removal of the tire from the rim, and vice versa.". The object of this invention was to create a rim that was easily detachable and was also sturdy and not as expensive as manufactures.