To provide an underwater propulsion device of waterborne vehicles configured so as to achieve stabilization of progression of the waterborne vehicles by a hydrofoil.SOLUTION: An underwater propulsion device 20 of waterborne vehicles 1 with an on-water floating part 2 that a user boards is connected to the on-water floating part 2 via a prop 3 and extends in a propulsion direction, and comprises a hollow main body part 21 the inside of which is partitioned into a first chamber 27 of a bow side and a second chamber 28 of a stern side, a motor 22 housed in the first chamber 27, a propeller 23 housed in the second chamber 28, a power transmission shaft 24 extending in the propulsion direction and connecting the propeller 23 with the motor 22, and a hydrofoil attached to the main body part 21, where the hydrofoil oscillates according to predetermined conditions.SELECTED DRAWING: Figure 4
【課題】水中翼により、水上乗り物の進行の安定を図るように構成される水上乗り物の水中推進装置を提供する。【解決手段】使用者が搭乗する水上浮遊部2を有する水上乗り物1の水中推進装置20は、支柱3を介して水上浮遊部2に連結され、推進方向に延び、内部が船首側の第1室27と船尾側の第2室28とに区画された中空の本体部21と、第1室27に収容されるモータ22と、第2室28に収容されるプロペラ23と、推進方向に延びてモータ22とプロペラ23を接続する動力伝達軸24と、本体部21に取り付けられた水中翼を備え、水中翼は、所定の条件に応じて、揺動する。【選択図】図4
UNDERWATER PROPULSION DEVICE OF WATERBORNE VEHICLE
水上乗り物の水中推進装置
2020-07-27
Patent
Elektronische Ressource
Japanisch
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