DUMB-BELLS Russian patent published in 1995 - IPC

Abstract RU 2027457 C1

FIELD: physical training. SUBSTANCE: dumb-bell has hollow bar with thrusts and replaceable disks fixed by retainers on hollow bar behind thrusts. Two handles are loosely disposed in hollow bar for withdrawal from bar cavity. Handles are provided with spring-biased ball retainers, which are received in annular grooves made in inner surfaces of hollow bar. EFFECT: increased efficiency and enhanced reliability in operation. 2 cl, 3 dwg

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RU 2 027 457 C1

Authors

Lunev G.G.

Dates

1995-01-27—Published

1989-11-10—Filed