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CHARACTERISTICS OF AN ARTICULATED RHOMBIC PRISM PISTON:
   ELIMINATION OF THE CAMSHAFTS 

vittorio.scialla@strumentiperleaziende.com
5. In a four-piston engine, intake and exhaust valves can be operated by only two cams, on both sides of the main drive shaft, since the direction of rotation of said shaft corresponds to the sequence of operation of the valves of said four pistons.

ADVANTAGES

Improved
performance
Improved
efficiency 
Cost
reduction
Lower
vibration/
noise
Longer
durability
Higher
reliability
Note
   **  ***
Elimination of the camshaft		  **     Elimination of the camshafts and related transmission components (toothed wheels, chains, belts, pulleys,...), and related power power loss, noise, insulations, failures.