LandOfFree - US Patents - Listing for Internal-combustion engines

Internal-combustion engines – Multiple cylinder

Valve unit for an internal combustion engine intake duct, compri

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

Valve unit for internal combustion engine

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

Valve unit of internal combustion engine

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

Valve with a variable valve cross section

Internal-combustion engines – Engine speed regulator – Idle speed control

Valve with combined valve members and fuel--injection system pro

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

Valve, particularly crossover passage valve

Internal-combustion engines – Poppet valve operating mechanism – Rocker

Valve-actuating devices for internal combustion engines...

Internal-combustion engines – Poppet valve operating mechanism – Rocker

Valve-actuating for internal combustion engine

Internal-combustion engines – Poppet valve operating mechanism – Rocker

Valve-actuating lever

Internal-combustion engines – Poppet valve operating mechanism – Rocker

Valve-actuating lever for internal combustion engines

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

Valve-actuating mechanism

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

Valve-actuating mechanism

Internal-combustion engines – Combustion chamber means combined with air-fuel mixture... – Air or combustible mixture entering the combustion chamber...

Valve-actuating mechanism for three-valve internal-combustion en

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

Valve-actuating variable cam for engine

Internal-combustion engines – Precombustion and main combustion chambers in series – Having specific connecting passage means between...

Valve-arrangement for controlling gas in a piston-type...

Internal-combustion engines – Precombustion and main combustion chambers in series – Having combustible mixture forming means

Valve-controlled compression-ignition engine

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

Valve-controlled internal combustion engine

Internal-combustion engines – Poppet valve operating mechanism – Overhead camshaft

Valve-controlled internal combustion engine

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

Valve-controlled internal combustion engine