COLLAPSIBLE DUMB-BELLS

FIELD: sports equipment. SUBSTANCE: dumb-bell has shaft with smooth ends of diameter smaller than that of portion adjacent to grip handle, limiting rings movable along pin, weight disks with openings, locks with retainers arranged in one end of locks and radial retainers made in the form of coupling...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	VOLKOV NIKOLAJ PETROVICH, BOBROVSKIKH ALEKSANDR VASIL'EVICH
Format:	Patent
Sprache:	eng ; rus
Schlagworte:	AMUSEMENTS APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING,CLIMBING, OR FENCING BALL GAMES GAMES HUMAN NECESSITIES SPORTS TRAINING EQUIPMENT
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Beschreibung
Zusammenfassung:	FIELD: sports equipment. SUBSTANCE: dumb-bell has shaft with smooth ends of diameter smaller than that of portion adjacent to grip handle, limiting rings movable along pin, weight disks with openings, locks with retainers arranged in one end of locks and radial retainers made in the form of coupling nuts. Each lock has detachable annular flexible member and annular slot is made in free end of each lock. EFFECT: increased efficiency in exercising and enhanced reliability in operation. 2 cl, 4 dwgo