Patent ID: 9657682
Date: 2017-05-23
CPC Classifications: C23C,F02F

Claim:
1. A cylinder liner assembly, comprising: a liner having a hollow generally cylindrical body extending from a top end to a bottom end along a longitudinal axis, and an internal annular cuff ring groove formed at the top end of the liner; an internal surface of the cuff ring groove including a metal spray coating having a thermal conductivity that is less than a thermal conductivity of a base material of the liner to act as a thermal insulating layer, the metal spray coating being applied on an inner circumferential surface of the cuff ring groove and a portion of an axial shoulder at an internal axial end of the cuff ring groove; a cuff ring disposed within the cuff ring groove at the top end of the liner in contact with the metal spray coating; and a seal for a water jacket disposed around an outer circumferential surface of the liner approximately in axial alignment with an internal axial end of the cuff ring groove.