Hand dumbbell for aquatic use comprises pair of bodies supported at ends by rod acting as handle, each body comprises plane elements with several pivoted flaps

摘要

The dumbbell is composed of a couple of bodies (4,6,) supported at their ends by a rod (2) acting as a handle. The bodies consist of plane elements each with several pivoted flaps (8). The flaps can be orientated around the axis of the handle and are immobilized in the desired orientation by individual locking means.