aching-machine. Finishing Wristpin End of Rod yHE finishing of the wristpin end of the rod has been* rather difficult, l>ecause it is impossible to ream asufficiently good wristpin hole in the bearing end. Ourpresent method of handling this operation is to semi-finishream this hole, removing… … C. F. Scott, M. /. Rumney, L. C. Hill, K. K. Hoag flow of regular medium automobile motor-oil. We find thatby leaving a uniform amount of alx)ut 0.0005 in. on thediameter we can produce a highly burnished surface in thewristpin hole and maintain very uniform size. However,to obtain the fits…
Automobiles · Aeronautics
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