LandOfFree - US Patents - Listing for Internal-combustion engines

Internal-combustion engines – Charge forming device – Gaseous fuel and air mixer

Propane fuel system

Internal-combustion engines – Charge forming device – Gaseous fuel and air mixer

Propane injection control system and apparatus for vehicles

Internal-combustion engines – Charge forming device – Combined liquid and gaseous fuel

Propane injection system for a diesel engine

Internal-combustion engines – Rotary reciprocating piston

Propeller and piston combination for internal combustion engines

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

Proportional controller for controlling air flow to an engine

Internal-combustion engines – Cooling – Automatic coolant flow control

Proportional coolant valve

Internal-combustion engines – Charge forming device – Having fuel vapor recovery and storage system

Proportional flow fuel vapor purge control device

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

Proportional fuel vapor purge flow control apparatus

Internal-combustion engines – Charge forming device – Having fuel vapor recovery and storage system

Proportional purge solenoid control system

Internal-combustion engines – Charge forming device – Having fuel vapor recovery and storage system

Proportional solenoid for purging fuel vapors

Internal-combustion engines – Cooling – Automatic coolant flow control

Proportional valve

Internal-combustion engines – Cooling – Automatic coolant flow control

Propulsion system and method for optimising power supply to...

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

Protected control apparatus

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

Protecting an internal combustion fuel injection engine from ove

Internal-combustion engines – Charge forming device – Crankcase vapor used with combustible mixture

Protecting catalyst from phosphorus poisoning

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

Protection apparatus for remotely controlled self-reversing mari

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

Protection method for an engine having a variable valve...

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

Protection of internal combustion engines and/or vehicles embody

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

Protection system for a turbocharged internal combustion engine