Piston engine with light-alloy cylinder
AssigneeMahle GmbH
InventorUlrich Bischofberger
Life of this patent
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Abstract
The invention aims to improve the seizure resistance of a piston engine with a light-alloy cylinder having a chrome-plated friction surface. To this end the friction surface of the piston is provided with a coating on the basis of artificial resin in which hard particles are embedded.
Claims4
A piston engine comprising at least one piston (1) and at least one cylinder (2) made of light alloy and having a chrome-plated running surface, characterized in that the running surface of the piston (1) at least partially comprises a coating (3) based on synthetic resin with incorporated hard particles with an average particle diameter of 10 μm at the most.
Dependencies are inferred from the claim text.