Adjustable and changeable weigth training device
a training device and adjustable technology, applied in the field of weight training devices, can solve the problems of occupying a lot of space, wasting money and space, and wasting space, and achieve the effect of cost-effectiveness
Patent Information
- Authority / Receiving Office
- US · United States
- Patent Type
- Applications(United States)
- Current Assignee / Owner
- Publication Date
- 2011-10-27
- Estimated Expiration
- Not applicable · inactive patent
Smart Images

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Abstract
Description
BACKGROUND OF THE INVENTION
[0001] 1. Field of the Invention
[0002] The present invention relates to a weight training device, and more particularly to a weight training device which is adjustable in weight and changeable in configuration for different purposes.
[0003] 2. Description of the Prior Art
[0004] People always use a dumbbell, a kettle-shaped dumbbell or a barbell for weight training. In general, a conventional weight training device has a single structure and a fixed weight. The user selects a suitable weight training device according to his / her physical capacity. When the weight training device is too light, the user has to buy a heavier one. For the user, the light weigh training device may be useless in the future, which causes a waste of money and occupies space. Besides, conventional weight training devices, such as dumbbells, kettle-shaped dumbbells, and barbells, have different structures. If these devices are needed, the user has to buy all of them. Furthermore, for the m...
Examples
Embodiment Construction
[0018]Embodiments of the present invention will now be described, by way of example only, with reference to the accompanying drawings.
[0019]As shown in FIG. 1 to FIG. 4, the adjustable and changeable weight training device of the present invention comprises a top body 1, an upper body 2, a collar 3, at least one weight disk 4, a lower body 5, a bottom board 6 and a connection member 7.
[0020]The top body 1 is located at a top end of the weight training device. The top body 1 can have one or more embodiment. In this embodiment, the weight training device is used as a dumbbell. The top body 1 has a post 11 extending downward from a central portion thereof. The post 11 is hollow and has a taper shape. The post 11 has a central threaded hole 13. The top body 1 further comprises a pair of engaging portions 12 transversely extending from two sides of the post 11 and a handle 14 extending upward from the pair of engaging portions 12.
[0021]The upper body 2 is located under the top body 1. Th...