Patent ID: 6599222
Filing Date: 2003-07-29
Classification: A63B

Abstract:
An encapsulated weight system for resistance training, comprising:a first dumbbell comprising a center portion having a borehole disposed axially therein forming an interior load area being defined by a length and a diameter, said first dumbbell having a first end cap and a second end cap, wherein said first end cap and said second end cap are arranged and configured to releasably engage opposing ends of said center portion, thereby covering said interior load area; a stop comprising a substantially rigid member extending radially inwardly within said interior load area, said stop being disposed toward one of said opposing ends; at least one weight capsule being arranged and configured to substantially correspond to said diameter of said interior load area of said first dumbbell; and at least one spacer capsule being arranged and configured to substantially correspond to said diameter of said interior load area of said first dumbbell, said spacer capsule weighing less than said weight capsule; wherein at least one of said weight capsule and said spacer capsule can be disposed in said interior load area of said first dumbbell such that said capsule fills the interior load area between said stop and one of said first end cap and said second end cap disposed opposing said stop.