LandOfFree - US Patents - Listing for Internal-combustion engines

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

Variable valve-timing apparatus in an internal-combustion engine

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

Variable valve-timing apparatus in an internal-combustion engine

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

Variable valve-timing device

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

Variable valve-timing engine

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

Variable vane rotary engine

Internal-combustion engines – Charge forming device – Auxiliary control of carburetor fuel metering

Variable venturi carburetor

Internal-combustion engines – Charge forming device – Cooling of combustible mixture

Variable venturi carburetor

Internal-combustion engines – Charge forming device – Auxiliary control of carburetor fuel metering

Variable venturi carburetor

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

Variable venturi system and method for engine

Internal-combustion engines – Charge forming device – Auxiliary control of carburetor fuel metering

Variable venturi-type carburetor

Internal-combustion engines – High tension ignition system – Radio interference protection

Variable voltage regulator for electronic accelerator in...

Internal-combustion engines – Charge forming device – Fuel injection system

Variable volume chamber device for preventing leakage in an open

Internal-combustion engines – Two-cycle – Rear compression

Variable volume crankcase scavenge control

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

Variable volume pump for internal combustion engine

Internal-combustion engines – Free piston – Single chamber; one piston

Variable volume valve for a combustion powered tool

Internal-combustion engines – Intake manifold – For engine having radiating cylinders

Variable-capacity intake system for a vehicle internal combustio

Internal-combustion engines – Intake manifold – For engine having radiating cylinders

Variable-capacity intake system for a vehicle internal combustio

Internal-combustion engines – Convertible cycle

Variable-cycle engine

Internal-combustion engines – Convertible cycle

Variable-cycle engine