发明名称 Propeller shaft assembly for toy watercraft
摘要 A toy watercraft including: a housing defining an interior section of the watercraft; a motor mounted in the housing; a propeller shaft operatively connected to the motor and extending through an opening in the housing; a propeller mounted on an end portion of the propeller shaft; and a propeller shaft sealing arrangement for preventing water from entering the housing through the opening in the housing. The propeller shaft includes a polygon shaped propeller driving element that is countersunk into a rear portion of the propeller. A shaft stabilizing arrangement is positioned adjacent an end of the shaft where the shaft connects with the motor.
申请公布号 US6827625(B2) 申请公布日期 2004.12.07
申请号 US20030465563 申请日期 2003.06.20
申请人 NEW BRIGHT INDUSTRIAL CO., LTD. 发明人 LEE KEUNG
分类号 A63H23/04;(IPC1-7):A63H23/00 主分类号 A63H23/04
代理机构 代理人
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