Internal combustion engine with parallel crankshafts

Internal combustion engine with variable ratio crankshaft...

Internal combustion engines

Internal combustion engines

Internal combustion engines

Internal combustion engines

Kinetic energy generation apparatus having increased power...

Kinetic energy generation device

Knife-edge rocker bearing internal combustion engine

Linear gear transfer drive assembly

Linkage arms for minimizing piston wobble

Lower link of piston crank mechanism for internal combustion...

Lubricating means for pin connected relatively rotatable engine

Mechanism for converting reciprocating motion into rotary motion

Method for assembling and preloading shaft assemblies in recipro

Method for moving a group of members along a trajectory by movin

Method, computer software code, and system for restoration...

Method, computer software code, and system for restoration...

Model airplane engine

Modified aspirated internal combustion engine