Cylinder liners (10) for internal combustion engines, particularly diesel engines, are described the liners comprising a metal outer sleeve (11) having therein an inner sleeve (13) comprising a ceramic material which is held by compressive hoop stresses under all normal engine operating conditions, the ineer sleeve (13) extending over at least a part of the axial length of the liner. In a preferred embodiment the inner sleeve (13) comprises a composite material of two different ceramic materials. For example an inner sleeve (13) is described having a silicon nitride working surface with a layer (14) of partially stabilized zirconia thereon.
申请公布号
DE3872310(D1)
申请公布日期
1992.07.30
申请号
DE19883872310
申请日期
1988.04.29
申请人
AE PLC, RUGBY, WARWICKSHIRE, GB
发明人
THORPE, WILLIAM ANTHONY, BURBAGE LEICESTERSHIRE LE10 2AW, GB;EVANS, DAVID CHARLES, WINGERWORTH CHESTERFIELD, S42 6QB, GB