LandOfFree - US Patents - Listing for Internal-combustion engines

Internal-combustion engines – Combustion chamber means combined with air-fuel mixture...

Lean air/fuel control system for an internal combustion engine

Internal-combustion engines – Charge forming device – Including exhaust gas condition responsive means

Lean air/fuel engine feedback control system

Internal-combustion engines – Charge forming device – Including means responsive to instantaneous change in engine...

Lean burn control method and device for internal combustion engi

Internal-combustion engines – Charge forming device – Including exhaust gas condition responsive means

Lean burn control system for internal combustion engine

Internal-combustion engines – Spark ignition timing control – Electronic control

Lean burn engine control system

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

Lean burn engine speed control

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

Lean burn internal combustion engine

Internal-combustion engines – Means to whirl fluid before – upon – or after entry into...

Lean burn internal combustion engine

Internal-combustion engines – Charge forming device – Including means responsive to instantaneous change in engine...

Lean burn mixture control system

Internal-combustion engines – Charge forming device – Including means responsive to instantaneous change in engine...

Lean burn mixture control system

Internal-combustion engines – Noncompression

Lean charge ignition system

Internal-combustion engines – Precombustion and main combustion chambers in series – Plural precombustion chambers

Lean combustion gas engine

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

Lean idle speed control using fuel and ignition timing

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

Lean idle speed control using fuel and ignition timing

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

Lean mixture control system using a biased oxygen concentration

Internal-combustion engines – Combustion chamber means having fuel injection only – Combustible mixture stratification means

Lean-burn internal combustion engine

Internal-combustion engines – Combustion chamber – Having squish area

Lean-burn internal combustion gas engine

Internal-combustion engines – Precombustion and main combustion chambers in series – Precombustion chamber assembly inserted in spark plug hole

Lean-burn internal combustion system

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

Lean-burn variable compression ratio engine