Piston and method for producing same
AssigneeFederal-Mogul Nurnberg GmbH
InventorsMARGRIT DANNENFELDT, CAROLIN KLEINLEIN
Life of this patent
Estimating the term…
Loading patent…
AssigneeFederal-Mogul Nurnberg GmbH
InventorsMARGRIT DANNENFELDT, CAROLIN KLEINLEIN
Estimating the term…
The present invention relates to pistons (10) for use in internal combustion engines, having: a piston crown (12) which is adjoined by a piston skirt (14), wherein the piston skirt (14) has surfaces (18) which abut the cylinder wall during use of the piston, wherein the surfaces (16) have one or more friction-reducing coatings (18) and wherein depressions (20) are provided in the coating, which are arranged such that the spacing S between each two adjacent depressions (20) along the axial direction (A) of the piston and the width L of the depressions (20) along the axial direction (A) of the piston satisfy the formula S>2L.
The piston for use in internal combustion engines, comprising:
Dependencies are inferred from the claim text.