WRIST PIN, CONNECTING ROD, PISTON AND PISTON ASSEMBLY THEREWITH AND METHODS OF CONSTRUCTING AND ASSEMBLING THE SAME

摘要

A piston assembly and method of assembly thereof, a wrist pin, a piston, a connecting rod, and methods of construction thereof is provided. The assembly includes a piston body having a pair laterally spaced pin bosses with a feature to prevent relative rotation of a first wrist pin member. The assembly has a connecting rod with a small end bore extending along a central axis and allowing relative rotation of the first wrist pin member and a feature with the small end bore to prevent relative rotation of a second wrist pin member. The first and second wrist pin members are moveable relative to one another, wherein the first and second members extend substantially parallel to the central axis through the small end bore.