Piston with support member and bearing
Assignee814405 Ontario Ltd.
InventorGeorge Kadlicko
Life of this patent
Estimating the term…
Abstract
A piston for an internal combustion engine has a crown and peripheral wall to carry a piston ring. A support extends between the wall and a bearing housing to receive the connecting rod. A cylindrical support member also extends from the wall around the support to a skirt. The support member is radially inset from the wall and a cylindrical bearing member is located on its radially outer surface.
Claims8
A piston for an internal combustion engine comprising a crown, a cylindrical wall extending around the crown and depending therefrom, at least one circumferential groove in said cylindrical wall to carry a piston ring for sealing against a wall of a cylinder containing said piston, a cylindrical support member disposed radially inwardly of said cylindrical wall and extending axially along said piston to an annular skirt portion having at least one circumferential groove therein to carry a piston ring for sealing against said cylinder wall, a bearing support connected to said cylindrical wall and located within said support member to accommodate a bearing for connecting said piston to a connecting rod and a cylindrical bearing member formed from a bearing material located on said support member and extending between said cylindrical wall and said skirt, said cylindrical bearing member having a radially outer surface engagable with said cylinder wall to support said piston for sliding movement within said cylinder.
Dependencies are inferred from the claim text.