An adjustable barbell or dumbbell or exercise device includes a handle device having a handle bar engageable into grooves of a number of weight members, a number of plates disposed on the handle bar and engageable between the weight members, and the plates each include an engaging element for engagi
An adjustable barbell or dumbbell or exercise device includes a handle device having a handle bar engageable into grooves of a number of weight members, a number of plates disposed on the handle bar and engageable between the weight members, and the plates each include an engaging element for engaging with the weight members and for anchoring a selected number of weight members to the handle bar, and a detecting device is attached to the handle device and includes a weight detector connected to a processing unit for sending weighing signals to the processing unit, and a displayer for displaying a total weight of the handle device and the weight members.
대표청구항▼
1. An adjustable exercise device comprising: a plurality of weight members each including a groove formed therein, and said weight members each including a tongue extended laterally therefrom,a handle device including a handle bar having an end portion selectively engageable into said grooves of sai
1. An adjustable exercise device comprising: a plurality of weight members each including a groove formed therein, and said weight members each including a tongue extended laterally therefrom,a handle device including a handle bar having an end portion selectively engageable into said grooves of said weight members, and a hand grip disposed on said handle bar,a plurality of plates rotatably disposed on said handle bar and rotated in concert with said hand grip relative to said handle bar, said plates being selectively engageable between said weight members, and said plates each including an engaging element provided thereon for selectively engaging with said tongues of said weight members respectively when said plates and said hand grip are rotated relative to said handle bar, and for selectively anchoring a selected number of weight members of said plurality of weight members to said handle bar of said handle device with said plates, a first plate of said plates including a plurality of protrusions extended from said first plate, anda detecting device attached to said handle device and including a central processing unit, a weight detector electrically connected to said central processing unit for sending signals to said central processing unit, and a displayer electrically connected to said central processing unit for sending signals to said central processing unit and for displaying a total weight of said handle device and said weight members, said detecting device including a switch electrically connected to said central processing unit for sending signals to said central processing unit, and said protrusions of said first plate being provided for selectively contacting with said switch and for actuating said switch. 2. The adjustable exercise device as claimed in claim 1, wherein said handle device includes a housing and a shank for engaging into said grooves of said weight members and for anchoring said housing to said weight members and for preventing said housing from rotating relative to said weight members, and said shank includes a chamber formed therein for engaging with said detecting device. 3. The adjustable exercise device as claimed in claim 2, wherein said shank includes an aperture formed therein and communicating with said chamber of said shank for engaging with said switch. 4. The adjustable exercise device as claimed in claim 2, wherein said handle device includes a follower disposed between said plates and said hand grip and rotated in concert with said plates and said hand grip relative to said handle bar, said follower includes a plurality of flaps extended therefrom and spaced from each other for forming a plurality of notches between said flaps, said shank includes a window formed in said shank, and said follower includes a plurality of ears for selectively aligning with said window of said shank, and said ears each include a numeral for being shown through said window of said shank. 5. The adjustable exercise device as claimed in claim 4, wherein said housing is rotatably engaged on said handle bar, and said housing includes a spring biased latch for selectively engaging with any one of said notches of said follower and for preventing said follower from being rotated relative to said housing, and said housing includes a casing having a compartment formed in said casing for slidably engaging with said spring biased latch. 6. The adjustable exercise device as claimed in claim 5, wherein said housing includes a spring biased projection engageable with said follower for anchoring and positioning said follower to said housing at selected angular positions, and said follower includes a plurality of depressions formed therein for selectively engaging with said spring biased projection. 7. The adjustable exercise device as claimed in claim 1, wherein said detecting device includes a timer electrically connected to said central processing unit for sensing and sending a timing signal to said central processing unit. 8. The adjustable exercise device as claimed in claim 1, wherein said detecting device includes a transmitting unit electrically connected to said central processing unit for sending signals to said central processing unit.
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