公开(公告)号：US09976451B2

公开(公告)日：2018-05-22

申请号：US14902486

申请日：2014-06-30

Applicant: Benoit Laurent Philippe

Inventor： Benoit Laurent Philippe

IPC: F01L1/38 ,  F01L1/18 ,  F02B75/04 ,  F02D15/04 ,  F01L1/30 ,  F01L7/02 ,  F01L7/12 ,  F01L1/08

CPC classification number: F01L1/38 ,  F01L1/08 ,  F01L1/181 ,  F01L1/30 ,  F01L7/02 ,  F01L7/12 ,  F01L2105/00 ,  F01L2820/02 ,  F02B75/04 ,  F02B75/042 ,  F02D15/04

Abstract: There is provided an internal combustion engine, provided with a crankshaft and one or several cylinders provided on the wall thereof with exhaust ports and closed at the top by a cylinder head provided with intake ports; each cylinder accommodating an engine piston connected to the crankshaft and a coaxial auxiliary piston opposite the engine piston, defining an intake chamber and a combustion chamber; said auxiliary piston axially determining on the side of the combustion chamber a housing that communicates with the intake chamber via transfer ports, the housing of which includes a secondary piston which opens and closes the transfer ports in a back-and-forth movement between a rear position and a forward position.