Patent ID: 7100588
Filing Date: 2006-09-05
Classification: F02M,Y02T

Abstract:
1. A device for heightening engine efficiency, comprising a heat-insulating seat that forms air inlets in communication with oil-gas inlets, a valve being provided to the air inlets and a cam mechanism provided to the heat-insulating seat, the cam mechanism being connected with a carburetor device such that the air inlets are interacted to be opened or closed by mean of the valve according to the cam mechanism controlled by the carburetor control device, wherein the cam mechanism comprises: a transmission plug and a rotation control plug, which are connected in series and fixed on a single spindle, wherein the transmission plug has a protruding portion for contact with a protruding portion of the valve; the rotation control plug is coupled with an operation piece and a resilient element is disposed between the operation piece and the heat-insulating seat; and the operation piece is also in connection with the carburetor control device.