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BYGEN chainless bike 1

Each pink pedal is attached to pink triangle-shaped conrod of a parallelogram mechanism of three cranks (in orange and violet). Violet shaft is fixed to the violet crank. The shaft rotates on two gre…

90 deg. interrupted rotation

Input: green pulley. Output: pink crank interruptedly rotating 90 deg. Input and output are coaxial. Blue slider moves in runway of the pink crank. Its blue pin moves along inner profile of the stati…

BYGEN chainless bike 1

Each pink pedal is attached to pink triangle-shaped conrod of a parallelogram mechanism of three cranks (in orange and violet). Violet shaft is fixed to the violet crank. The shaft rotates on two gre…

Gate to open inward uphill

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What is Bitcoin- (v2)

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