Hang stand for unloading of backbone discs

Claim 1

In a hang stand for unloading the back and opening the spaces for the discs of the backbone of a person, comprising: a pair of spaced apart, vertically arranged elongated members (1, 3; 2, 4); means (7-10) for supporting said elongated vertical members; and an upper bar (5) carried by and extending between said elongated vertical members, said upper bar (5) being located at such a vertical level that, when a person grasps said upper bar (5) with both hands, the person can hang freely; the improvement comprising the combination of: a back support (11) coupled to and engaged with said elongated vertical members so as to be movable downwards in a vertical direction relative to said vertical members but immovable in a horizontal direction relative to said vertical members, said back support (11) being arranged and located to engage against a given part of the back of the user to horizontally and immovably support said given part of the back but to permit vertical, downwardly directed, movement of said given part of the back along with said downward vertical movement of said back support (11) relative to said vertical members when the user grasps said upper bar (5) and hangs freely from said upper bar (5) with said given part of the back engaged against said back support (11); adjusting means for infinitely variably adjusting the vertical position of said back support (11) in relation to said elongated vertical members, said adjusting means including infinitely movable stop means (17,18) coupled to said elongated vertical members; and springs means (12,13) coupled between said stop means (17,18) and said back support (11) to return said back support to its original location after use; and vertically raised foot support means (9,10) connected to said support means (7-10) and arranged at the lower portion of said hang stand and on which a user may step for exact location of said back support (11) and from which a user may step off to hang from said upper bar (5) freely but supported by said back support (11) and without his feet contacting the floor on which the hang stand rests.