DUMB-BELL Russian patent published in 1995 - IPC

FIELD: training of muscles. SUBSTANCE: set of weight discs comprises five discs of different weight. The weight of at least one disc is twice as heavy as that of the smallest one in the set, while the weight of each subsequent disc is three times as heavy as that of the preceding one. The discs are installed on end-pieces of the handle 1 and fixed in place by retainers 5, 10. EFFECT: improved design. 2 dwg, 1 tbl