Patent ID: 6725850
Filing Date: 2004-04-27
Classification: F01M

Abstract:
A gas-liquid separation device in a vibrator engine, comprising:an oil delivery passage through which a crank chamber and a rocker chamber communicate with each other; an oil return passage through which said crank chamber and said rocker chamber communicate with each other; a gas-liquid separation chamber formed in said rocker chamber, wherein said gas-liquid separation chamber separates blow-by gas generated in said crank chamber from oil included in said blow-by gas; a breather device through which said rocker chamber and an intake system communicate with each other; a first oil chamber which communicates with a downstream side of said oil return passage; and an oil discharge port through which said first oil chamber and said crank member communicate with each other, wherein a second oil chamber is inserted between said downstream side of the oil return passage and said first oil chamber.