MULTI-CYLINDER INTERNAL COMBUSTION ENGINE WITH VARIABLE ACTUATION OF THE ENGINE VALVES

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20130055973A1
SERIAL NO

13697184

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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In a multi-cylinder internal combustion engine, valves of the engine, in particular the exhaust valves (3), are actuated by rocker arms (18) each of which is rotatably mounted on the structure of the engine with the interposition of an eccentric bushing (39), whose rotation allows varying the position of the rotational axis of the respective rocker arm, so as to activate and deactivate an extra-lift of the engine valve. The eccentric bushings (38) associated to the rocker arms (18) of the various cylinders of the engine are all connected in rotation with a common shaft (100) which is rotatably supported on the structure of the engine and which can be rotated through actuator means (105) preferably arranged outside the engine.

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Patent Owner(s)

Patent OwnerAddress
FIAT POWERTRAIN TECHNOLOGIES S P A10135 TORINO

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Balzano, Antonio Turin, IT 1 3
D'epiro, Clino Turin, IT 10 11

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