LandOfFree - US Patents - Listing for Internal-combustion engines

Internal-combustion engines – Combined devices – Generating plants

Orbital displacers

Internal-combustion engines – Rotary – With transfer means intermediate single compression volume...

Orbital engine

Internal-combustion engines – Rotary – With transfer means intermediate single compression volume...

Orbital engine

Internal-combustion engines – Rotary – With compression – combustion – and expansion in a single...

Orbital engine/pump with multiple toroidal cylinders

Internal-combustion engines – Rotary – With compression – combustion – and expansion in a single...

Orbital internal combustion engine

Internal-combustion engines – Rotating cylinder – Radial

Orbital internal combustion engine

Internal-combustion engines – Combined devices – Generating plants

Orbital vane rotary machine

Internal-combustion engines – Rotary – With compression – combustion – and expansion in a single...

Orbiting piston combustion engine

Internal-combustion engines – Rotary – With compression – combustion – and expansion in a single...

Orbiting piston rotary engine

Internal-combustion engines – Noncompression

Orientation of torch openings for prechamber engine

Internal-combustion engines – Precombustion and main combustion chambers in series – Having specific connecting passage means between...

Orientation of torch openings for prechamber engine

Internal-combustion engines – Charge forming device – Exhaust gas used with the combustible mixture

Orifice of exhaust gas recirculation system

Internal-combustion engines – Frame construction – Horizontal cylinder

Osband super inductionexhaustion valveshaft' engine system,...

Internal-combustion engines – Poppet valve operating mechanism – With means for varying timing

Oscillating camshaft controlled valve operating device

Internal-combustion engines – Transmission mechanism from piston

Oscillating drive shaft and related components configuration for

Internal-combustion engines – Oscillating piston – Toroidal cylinder

Oscillating piston diesel engine

Internal-combustion engines – Oscillating piston – Toroidal cylinder

Oscillating piston engine

Internal-combustion engines – Oscillating piston – Toroidal cylinder

Oscillating piston engine

Internal-combustion engines – Oscillating piston – Toroidal cylinder

Oscillating piston engine