LandOfFree - US Patents - Listing for Internal-combustion engines

Internal-combustion engines – Valve – Valve head cooperates with manifold

Rotary valve system for motors and the like having improved seal

Internal-combustion engines – Valve – Valve head cooperates with manifold

Rotary valve system for motors and the like having improved seal

Rotary valve timing apparatus

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

Rotary valve with facility for stratified combustion in the inte

Rotary valve with integrated combustion chamber

Rotary valve with seal for internal combustion engine

Rotary valve with seal supporting tongue

Internal-combustion engines – Cooling – With liquid coolant circulating means

Rotary valved internal combustion engine

Internal-combustion engines – Rotary – With compression – combustion – and expansion in a single...

Rotary valveless internal combustion engine

Reexamination Certificate

Rotary valves

Rotary valves

Rotary valves

Rotary valves and gear timing

Rotary valving unit for an internal combustion engine

Internal-combustion engines – Rotary – With transfer means intermediate single compression volume...

Rotary vane engine

Internal-combustion engines – Rotary – With transfer means intermediate single compression volume...

Rotary vane engine

Internal-combustion engines – Rotary – With transfer means intermediate single compression volume...

Rotary vane engine

Internal-combustion engines – Rotary – With compression – combustion – and expansion in a single...

Rotary vane engine

Internal-combustion engines – Rotary – With transfer means intermediate single compression volume...

Rotary vane internal combustion engine