LandOfFree - US Patents - Listing for Internal-combustion engines

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

Variable engine valve control system

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

Variable engine valve control system with hydraulic damper

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

Variable engine valve control system with pressure difference

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

Variable engine valve control system with pressure difference

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

Variable engine valve driver

Internal-combustion engines – Charge forming device – Including cylinder pressure or temperature responsive means

Variable event valvetrain operation during an engine start

Internal-combustion engines – Charge forming device – Including cylinder pressure or temperature responsive means

Variable event valvetrain operation during an engine start

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

Variable flow control method and device between air intake...

Internal-combustion engines – Charge forming device – With fuel pump

Variable flow rate pump for fluid

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

Variable flow venturi assembly for use in an exhaust gas...

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

Variable force solenoid with spool position feedback to...

Internal-combustion engines – Poppet valve operating mechanism – Tappet

Variable friction roller tappets

Internal-combustion engines – Water and hydrocarbon

Variable fuel and fluid delivery system

Internal-combustion engines – Combustion chamber means having fuel injection only – Injecting diverse fuels or different states of same fuel

Variable fuel delivery system and method

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

Variable fuel delivery system for internal combustion engines

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

Variable fuel explosion chamber engine

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

Variable fuel injection system for internal combustion engines

Internal-combustion engines – Two-cycle – Rear compression

Variable fuel/oil ratio pump for two-stroke internal combustion

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

Variable fulcrum rocker arm