FIELD: machine building, mechanics.
SUBSTANCE: invention relates to crank drive with sliding saddle. Bicycle frame incorporates guide accommodating saddle slide to move there along 20 cm- to 50 cm-long cranks are arranged in parallel and directed in one direction. Pedals are furnished with feet fasteners.
EFFECT: training whatever muscles.
5 dwg
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|---|---|---|---|
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RU2724027C1 |
| TANDEM | 2003 |
|
RU2247051C1 |
| 0 |
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SU1782856A1 | |
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| BICYCLE | 1992 |
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RU2025388C1 |
| BICYCLE | 2021 |
|
RU2753426C1 |
