Patent ID: 9044642
Filing Date: 2015-06-02
Classification: A63B

Abstract:
1. A weight-lifting bar, comprising: a steel tubular member having a first internal region; a plastic tubular member having a first end portion and a second end portion, the plastic tubular member further having a second internal region, the plastic tubular member being disposed in the first internal region; a plurality of balls disposed in the second internal region of the plastic tubular member that at least partially fill the second internal region; a first elastomeric plug disposed in the second internal region proximate to the first end portion of the plastic tubular member; a first pin member disposed through the steel tubular member, the plastic tubular member, and the first elastomeric plug; a second elastomeric plug disposed in the second internal region proximate to the second end portion of the plastic tubular member; a second pin member disposed through the steel tubular member, the plastic tubular member, and the second elastomeric plug; and a first endcap member configured to cover first and second ends of the first pin member, and portions of the steel tubular member, the plastic tubular member, and the first elastomeric plug.