MARINE PROPULSION DEVICE AND MARINE VESSEL
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United States of America Patent
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Issued Date -
Jun 13, 2024
app pub date -
Nov 29, 2023
filing date -
Dec 9, 2022
priority date (Note) -
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status (Latency Note)
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Abstract
A marine propulsion device includes an entry suppressor extending circumferentially between an inner peripheral surface of a duct and an outer peripheral surface of a rim in a radial direction of a rotor to reduce or prevent entry of foreign matter into a gap between the inner peripheral surface of the duct and the outer peripheral surface of the rim. The entry suppressor has a thickness larger than a minimum width of the gap and smaller than a maximum width of the gap in the radial direction of the rotor.
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