The invention relates to a connecting rod (1) for a two-stage variable compression of an internal combustion engine. In this case, a piston pin bearing eye (2) is designed as an eccentric (3) which can be pivoted in a first direction of rotation (5) by mea...

A combustion pressure control system of an internal combustion engine provided with a fluid sealing member 63 which is filled with a compressible fluid inside and which is arranged at a piston 3 and a channel 75 of a coolant for adjusting a temperature of ...

An internal combustion engine variable compression ratio system is provided that includes a piston inner (5a), a piston outer (5b) that, while being fitted around the outer periphery of the piston inner (5a), so that it can slide only in the axial directio...

An internal combustion engine variable compression ratio system is provided that includes a piston inner (5a), a piston outer (5b) that is fitted around the outer periphery of the piston inner (5a) so that it can slide only in the axial direction and is ca...

A spring-supported coupling device (1) used in an engine and coupled between a piston (A) and a crankshaft (B) is constructed to include, a first connector (11) pivoted to the piston (4), a second connector (12) pivoted to the crankshaft (B), a rod member ...

A dual-piston engine is constructed to include a cylinder (1), a master piston (2) adapted to reciprocate in the cylinder (1), a supplementary piston (3) coaxially mounted in the master piston (2), a crank (6) a link (4) coupled between the crank (6) and t...