Lubják, PeterČerňan, JozefNichtová, Radoslava2025-04-0820241338-8215https://drepo.uniza.sk/handle/hdluniza/1241The issues described in the article are largely an overview and explanation of the functions of various modern modifications to internal combustion engine pistons, which significantly increase the performance and reliability of current power units with a minimum amount of technical implementation. Especially the modification in the form of gasporting can indicate the direction that will soon be possible to take when modifying engines.enUnmanned aerial vehiclepiston ringoptimizationArticlehttps://doi.org/10.26552/aer.C.2024.2.1