Converting two way linear motion into one way rotation 2

Two bicycle freewheels are fixed in the same direction on orange output shaft.
Their green sprockets are connected to blue sliding plate via pink levers and yellow conrods. When the blue plate goes up down the output shaft turns in one direction.
This is a design of Mr. Keshav Rai from New Delhi.
Link for downloading STEP files of this mechanism:
http://www.mediafire.com/download/4c745u4f184c2h1/2Wto1WSTEP.zip


Видео Converting two way linear motion into one way rotation 2 канала thang010146