LandOfFree - US Patents - Listing for Internal-combustion engines

Internal-combustion engines – Combustion chamber means having fuel injection only – Combustible mixture stratification means

Expanding cloud fuel injecting system

Internal-combustion engines – Transmission mechanism from piston – Including clutch

Expanding piston

Internal-combustion engines – Rotating cylinder – Parallel to shaft

Expansible chamber apparatus

Internal-combustion engines – Multiple piston – common nonrestrictive combustion chamber – Four-cycle

Expansible chamber device

Internal-combustion engines – Multiple cylinder – Having rotary output shaft parallel to cylinders

Expansible chamber engine

Internal-combustion engines – Multiple cylinder – Having rotary output shaft parallel to cylinders

Expansible chamber engine with undulating flywheel

Internal-combustion engines – Two-cycle – Whirl through piston-controlled ports

Expansion chamber for two-cycle engine

Internal-combustion engines – Charge forming device – Supercharger

Expansion compression system for efficient power output regulati

Internal-combustion engines – Igniters – Sparkers

Expansion limited socket assembly

Internal-combustion engines – Intake manifold – Manifold tuning – balancing or pressure regulating means

Expansion reservoir of variable volume for engine air...

Internal-combustion engines – Cooling – With vent

Expansion tank for the cooling system of an internal combustion

Internal-combustion engines – Oscillating cylinder

Explicit seals for moving cylinder assembly

Internal-combustion engines – Multiple cylinder – Cylinders in-line

Explosion engine with several combustion chambers

Internal-combustion engines – Noncompression

Explosion internal-combustion engines

Internal-combustion engines – Gunpowder

Explosively powered rotary tool

Internal-combustion engines – Igniters

Exposed coil rocker arm cover assembly having external...

Internal-combustion engines – Four-cycle – Single poppet valve

Extended circumference intake poppet valve system for opening an

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

Extended duration cam lobe for variable valve actuation...

Internal-combustion engines – High tension ignition system – Additional spark energy supply

Extended duration high-energy ignition circuit