LandOfFree - US Patents - Listing for Internal-combustion engines

Internal-combustion engines – Combustion chamber means combined with air-fuel mixture... – Having a single combustible mixture inlet combined with...

Dual-injector fuel injection engine

Internal-combustion engines – Charge forming device – Auxiliary air or gas used to inject fuel

Dual-jet fuel injector with pneumatic assistance in spray genera

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

Dual-mode ignition system utilizing traveling spark ignitor

Internal-combustion engines – Multiple cylinder

Dual-mode induction system

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

Dual-piston compression chamber for two-cycle engines

Internal-combustion engines – Poppet valve operating mechanism – Hydraulic system

Dual-pressure hydraulic valve-actuation system

Internal-combustion engines – Engine speed regulator – Having condition responsive means with engine being part of...

Dual-range mechanical governor for fuel injection pumps

Internal-combustion engines – Intake manifold

Dual-sided air intake assembly with crossover

Internal-combustion engines – Engine speed regulator – Specific throttle valve structure

Duct system with throttle valve

Internal-combustion engines – Poppet valve operating mechanism – Tappet

Ductile iron roller tappet body and method for making same

Internal-combustion engines – Two-cycle – Rear compression

Duel fuel pump and oil-fuel mixing valve system

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

Duel fuel system for internal combustion engine

Internal-combustion engines – Charge forming device – Multiple carburetors

Duplex carburetor and intake system for internal combustion engi

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

Durable cylinder liner and method of making the liner

Internal-combustion engines – Poppet valve operating mechanism – Tappet

Durable valve lifter for combustion engines and methods of...

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

Duration control of common rail fuel injector

Internal-combustion engines – Engine speed regulator – Responsive to deceleration mode

Duration control strategy for a hydraulically actuated...

Internal-combustion engines – Accessories – Covers – trays – vibrators – corrosion inhibitors – air filters

Dust collecting device

Internal-combustion engines – Accessories – Covers – trays – vibrators – corrosion inhibitors – air filters

Dust sensing assembly air intake system