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Weight selection methods and apparatus

A technology of weights and selectors, applied in the direction of weights, sports accessories, gymnastics equipment, etc.

Active Publication Date: 2013-07-03
马克克鲁
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Despite these advances in the field of weightlifting equipment, there is still room for continued improvement in the selection of different weight combinations for exercise purposes

Method used

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  • Weight selection methods and apparatus
  • Weight selection methods and apparatus
  • Weight selection methods and apparatus

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Embodiment Construction

[0017] figure 1 Shown is an exercise dumbbell 100 constructed in accordance with the principles of the present invention. In many respects, dumbbell 100 is functionally similar to the dumbbell disclosed in US Patent No. 5,839,997 to Roth et al., which is incorporated herein by reference in part to facilitate an understanding of the present invention. Similar to Roth's dumbbells, dumbbell 100 includes a weight lifting member or handle member 110, a plurality of weight plates 181 and 191 selectively secured to handle member 110, and a base or frame (not shown) that supports other components when not in use. ). In fact, the only functional differences between the Roth dumbbell and dumbbell 100 are: (1) the separation of the optional shaft into two discrete parts, one at each end of the dumbbell;

[0018] Generally, the handle member 110 includes a central handle or hand grip portion 114 and first and second weight support portions 118 and 119 disposed at opposite ends of the ha...

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PUM

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Abstract

An exercise dumbbell includes a handle member and weight plates maintained in spaced relationship at opposite ends thereof. Knobs on the handle member have contoured bearing surfaces that bear against respective selector members to alternatively hold the selector members in weight engaging positions and disengaged positions.

Description

technical field [0001] The present invention relates to physical exercise equipment, and in preferred applications, the present invention relates to methods and apparatus for adjusting the weight resistance of an exercise activity. Background technique [0002] Various past efforts have resulted in various inventions for adjustable weight exercise equipment. Some examples of such efforts in the field of free weightlifting are disclosed in the following patents: U.S. Patent No. 3,771,785 to Speyer; U.S. Patent No. 4,529,198 to Hettick, Jr.; U.S. Patent No. 4,822,034 to Shields; U.S. Patent No. 4,284,463 to Olson et al.; U.S. Patent No. 5,769,762 to Towley, III et al.; U.S. Patent No. 5,839,997 to Roth et al.; U.S. Patent No. 6,033,350 to Krull US Patent No. 6,099,442 to Krull; US Patent No. 6,322,481 to Krull; US Patent No. 6,855,097 to Krull. Despite these advances in the field of weightlifting equipment, there is still room for continued improvement in the selection of di...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A63B21/072
CPCA63B21/0728A63B21/00065A63B21/075
Inventor 马克·克鲁
Owner 马克克鲁