Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Komatsu Ltd
Original Assignee
Komatsu Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Komatsu LtdfiledCriticalKomatsu Ltd
Priority to JP788876ApriorityCriticalpatent/JPS5292037A/en
Publication of JPS5292037ApublicationCriticalpatent/JPS5292037A/en
PURPOSE: To prevent scuffing in an internal combustion engine with high thermal load of a piston by conducting a part of cooling oil injected to the piston between the piston and a cylinder liner along the inside of the piston for lubrication.