09 Ford F150 roller follower seized and chewed up camshaft lobe - Ford F150 Forum - Community of Ford Truck Fans

In a symmetrical tangent cam operating a roller follower, theleast radius of the cam is 30 mm and roller radius is 17.5 mmThe angle of ascent is 75 and the total lift is 17.5 mm. Thespeed of the cam shaft is 600 r.p.m. Calculate: 1. The principal dimensions of the cam.2. The accelerations of the follower at the beginning of the liftwhere straight flank merges into the circular nose and at the apex of the circular nose. Assume that there is no dwell between ascent and descent

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