Patent ID: 6755771
Filing Date: 2004-06-29
Classification: A61H,A63B

Abstract:
An exercise device comprising:a seat on which, in use of the device in exercising of the abdominal muscles of a user, a user is seated; a bowed back support member disposed adjacent to the seat and presenting a convex curved surface against which the back and head of the user rest in a backwardly reclining posture in one stage of said use; a belt adapted to fit around the waist of the user during said use; and restraining means mounted on the device and adapted to engage a part of the body of the user during movement of the user from said backwardly reclining posture wherein the back of the user rests against said convex curved surface to a sitting position, so as to increase the force that must be exerted by the abdominal muscles of the user in carrying out said movement.