Engine and piston
A piston and piston skirt technology is applied in the field of engines to achieve the effect of reducing PN emissions and reducing oil consumption
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[0022] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0023] The main reason for the engine to burn oil is that when the piston is going down, the oil scraped off by the oil ring is mainly stored under the oil ring and in the window 4 of the piston surface. Due to the structural design of the window 4 of the piston, a large amount of oil is accumulated here, and only when the piston runs It will be partially released when it reaches the bottom, and a large amount of engine oil has been pumped and accumulated under...
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