LandOfFree - US Patents - Listing for Internal-combustion engines,Valve

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

Metering valve stem seal

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

Method and means for preventing valve bridge cracks in cylinder

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

Method and system for controlling intake flow between direct and

Internal-combustion engines – Valve – Reciprocating valve

Method for manufacturing a multi-part valve for internal...

Internal-combustion engines – Valve – Valve seat relation

Method for the production of a valve seat

Internal-combustion engines – Valve – Reciprocating valve

Method of increasing heat transfer of a fitted material of a cyl

Internal-combustion engines – Valve – Guide – lubricant – or coolant

Method of mounting a ceramic valve guide assembly

Internal-combustion engines – Valve – Reciprocating valve

Method of mounting a ceramic valve guide assembly

Internal-combustion engines – Valve – Rotary

Method of operating a spark ignition engine

Internal-combustion engines – Valve – Reciprocating valve

Method of producing a gas shuttle valve of an internal...

Internal-combustion engines – Valve – Guide – lubricant – or coolant

Method of producing a metal component interacting by way of...

Internal-combustion engines – Valve – Reciprocating valve

Methods for surface treating engine valves and engine valves...

Internal-combustion engines – Valve – Reciprocating valve

Multi-piece valve for reciprocating piston engines

Internal-combustion engines – Valve – Packing

Multi-seal retainer assembly and method for making the same

Internal-combustion engines – Valve – Rotary

Multicylinder two-stroke internal combustion engine with rotary