Document Type and Number:
Japanese Patent JPS5127362
Kind Code:
Y2
Abstract:
An oil seal for use in a rotary piston internal combustion engine which has at least one annular groove provided on an annular sliding face formed with an axial outer surface of the oil seal and adjacent to and facing an inside wall face of a side housing of the engine.
Application Number:
JP2583471U
Publication Date:
July 12, 1976
Filing Date:
April 08, 1971
Export Citation:
International Classes:
F01C19/08; F16J15/34; F01C19/12; (IPC1-7): F01C19/12