Dumbbell with weights having eccentric lock for securing to grip

Details Dumbbell with weights having eccentric lock for securing to grip Dumbbell with weights having eccentric lock for securing to grip

1998-06-29

1999-06-15

Apley, Richard J.

Exercise devices

User manipulated force resisting apparatus, component...

Utilizing weight resistance

482107, A63B 2075

Patent

active

059116510

ABSTRACT:
A dumbbell is composed of a grip rod and a plurality of weight containers which are fastened with both ends of the grip rod. The weight containers are provided with a connection protrusion, a connection slot opposite in location to the connection protrusion and engageable with the connection protrusion of another one of the weight containers, thereby enabling a plurality of weight containers to be fastened hand in hand with one end of the grip rod. The weight containers are provided with a receiving space for holding water or sand of a specific weight.

REFERENCES:
patent: 3913908 (1975-10-01), Speyer
patent: 4076236 (1978-02-01), Ionel
patent: 4585367 (1986-04-01), Gall
patent: 4913422 (1990-04-01), Elmore et al.
patent: 5242350 (1993-09-01), Chang
patent: 5254063 (1993-10-01), House, Jr.
patent: 5464379 (1995-11-01), Zarecky

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