Adjustable dumbbell

Details Adjustable dumbbell Adjustable dumbbell

2009-01-22

2010-06-08

Mathew, Fenn C (Department: 3764)

Exercise devices

User manipulated force resisting apparatus, component...

Utilizing weight resistance

C482S106000, C482S093000

Reexamination Certificate

active

07731641

ABSTRACT:
An adjustable dumbbell includes a handle having a narrowed neck segment formed on each end portion and having a base plate attached to each end portion, two or more weight members each having a slot for receiving the narrowed neck segment of the handle, and each having an enlarged opening communicating with the slot for receiving the handle and for retaining the weight members to the handle when the weight members are offset from the narrowed neck segment of the handle, and a lock nut is engaged with the handle for quickly retaining the weight members to the handle after the weight members have been disengaged from the narrowed neck segment of the handle.

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