LandOfFree - US Patents - Listing for Internal-combustion engines

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

Driving apparatus for intake and exhaust valves of internal comb

Internal-combustion engines – Engine speed regulator – Open loop condition responsive

Driving apparatus with non-circular gear

Internal-combustion engines – Cooling – Devices for cooling liquid by air flow

Driving arrangement for internal combustion engine auxiliaries i

Internal-combustion engines – High tension ignition system – Using capacitive storage and discharge for spark energy

Driving circuit for a capacitor discharge ignition system

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

Driving circuit of a fuel injector for an engine and the control

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

Driving circuitry for electromagnetic fuel injection valve

Internal-combustion engines – Engine speed regulator – Open loop condition responsive

Driving control apparatus for engine of vehicle

Internal-combustion engines – Cooling – Air-cooled

Driving device for a lawn trimmer

Internal-combustion engines – Combustion chamber means having fuel injection only – Having a particular relationship between injection and...

Driving device for a motor scythe

Internal-combustion engines – Engine speed regulator – Open loop condition responsive

Driving force-calculating system and control system incorporatin

Internal-combustion engines – Adjustable combustion chamber – Piston in head adjusted

Driving or working engine, in particular an internal combustion

Internal-combustion engines – Engine speed regulator – Open loop condition responsive

Driving power control apparatus for internal combustion engine

Internal-combustion engines – Engine speed regulator – Open loop condition responsive

Driving power control apparatus for vehicle

Internal-combustion engines – Starting device – Condition responsive control of starting device

Driving system with engine starting control

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

Droplet generator for engine system

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

Drum controller

Internal-combustion engines – Particular piston and enclosing cylinder construction – Cylinder detail

Dry cylinder liner for internal combustion engines

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

Dry gaseous fuel generator

Internal-combustion engines – Cooling – With jacketed head and/or cylinder

Dry head cooling system