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

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Sealing arrangement for a rotary slide valve

Internal-combustion engines – Valve – Rotary

Patent

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Sealing element for a rotary timing system of internal-combustio

Internal-combustion engines – Valve – Rotary

Patent

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Sealing means for rotary valves

Internal-combustion engines – Valve – Rotary

Patent

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Sealing structure of a rotary valve in an internal combustion en

Internal-combustion engines – Valve – Rotary

Patent

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Secondary combustion chamber systems and apparati for internal c

Internal-combustion engines – Valve – Rotary

Patent

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Self-sealing rotary aspiration system for internal combustion en

Internal-combustion engines – Valve – Rotary

Patent

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Semi-rotating valve assembly for use with an internal...

Internal-combustion engines – Valve – Rotary

Reexamination Certificate

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Sleeve-type rotary valve for an internal combustion engine

Internal-combustion engines – Valve – Rotary

Patent

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Slotted cylindrical tube rotary valve assembly

Internal-combustion engines – Valve – Rotary

Reexamination Certificate

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Spark ignition engine having combustion chamber provided with ve

Internal-combustion engines – Valve – Rotary

Patent

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Spark ignition engine using lean air-fuel mixture

Internal-combustion engines – Valve – Rotary

Patent

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Spark-ignition engine for lean air-fuel mixture

Internal-combustion engines – Valve – Rotary

Patent

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Spherical rotary engine valve

Internal-combustion engines – Valve – Rotary

Reexamination Certificate

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Spherical rotary engine valve assembly

Internal-combustion engines – Valve – Rotary

Reexamination Certificate

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Spherical rotary intake valve for spherical rotary valve...

Internal-combustion engines – Valve – Rotary

Reexamination Certificate

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Spherical rotary valve

Internal-combustion engines – Valve – Rotary

Patent

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Spherical rotary valve assembly for an internal combustion engin

Internal-combustion engines – Valve – Rotary

Patent

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Spherical rotary valve assembly for an internal combustion engin

Internal-combustion engines – Valve – Rotary

Patent

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Spherical rotary valve assembly for an internal combustion engin

Internal-combustion engines – Valve – Rotary

Patent

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Spherical rotary valve assembly for use in a rotary valve intern

Internal-combustion engines – Valve – Rotary

Patent

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