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 Kolbenkraus Praez Swerkstaette, Giesserei Max Kraus KommanditgfiledCriticalKolbenkraus Praez Swerkstaette
Application grantedgrantedCritical
Publication of AT187743BpublicationCriticalpatent/AT187743B/en
AT187743D1953-04-301953-04-30
Oil control ring for pistons, in particular for internal combustion engines and process for its manufacture
AT187743B
(en)
Piston ring for IC engine pistons has outer surface which slopes inwards towards top face, circumferential groove running around its lower face whose outer edge is level with remainder of face and acts as oil control
Piston ring for IC engine pistons has outer surface which slopes inwards towards top face, circumferential groove running around its lower face whose outer edge is level with remainder of face and acts as oil control