Engine piston, engine, hand-held tool, and method of manufacturing an engine piston
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United States of America Patent
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Aug 15, 2023
Grant Date -
N/A
app pub date -
Mar 2, 2020
filing date -
Mar 6, 2019
priority date (Note) -
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Abstract
A two-stroke engine piston (1) is disclosed comprising a piston top (3), a mantle surface (5), a stratified scavenging channel (7) in the mantle surface (5), and a weight reduction space (9) arranged between the piston top (3) and the stratified scavenging channel (7). The weight reduction space (9) has a largest first axial extent (a1) at the mantle surface (5) and a second axial extent (a2) radially inside the mantle surface (5), and wherein the second axial extent (a2) is greater than the largest first axial extent (a1). The present disclosure further relates to an engine (30), a hand-held tool (40), and a method of manufacturing an engine piston (1).
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