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US 6,712,738 B2Granted
Hand exerciser
AssigneeJason Siek
InventorJason L. Siek
Life of this patent
Estimating the term…
Abstract
A readily applicable exercise device is provided constructed of four hinge-like or living hinge devices and four generally shaped blocks. Each said block has a rounded groove in the center for finger placement and grip. This design allows the fingers, placed on opposite sides of the machine, to be stretched equally on both sides and in a number of different variations to focus on specific muscles or tendons within the fingers and hand.
Claims4
A handheld hand exercise instrument comprising:
- a first finger block, a second finger block, a third finger block, and a fourth finger block, each finger block elongate in shape with first and second ends and having an inner side and an outer side;
- a first hinge, a second hinge, a third hinge, and a fourth hinge, each hinge respectively connecting the first end of one of the finger blocks to the second end of another of the finger blocks so that the finger blocks are interlocked to one another and form a closed ring configuration, wherein the first finger block is generally diametric the third finger block and the second finger block is generally diametric the fourth finger block;
- and
- the outer side of each finger block having a groove sized for receiving the fingers or thumb of a user, wherein the user grasps the hand exercise instrument with a first hand with one of the hinges positioned in the palm of the first hand and respective finger blocks positioned adjacent the thumb and fingers of the first hand with the groove of one respective block receiving the thumb and the groove of the other respective block receiving the fingers, and the remaining finger blocks are engaged by the second hand of the user to apply a user applied force to either hand and fingers of the user.
1 more element
Dependencies are inferred from the claim text.