发明名称 Sail for a swing
摘要 A swing with a sail is disposed between lines or chains from which the swing is suspended. The sail is disposed above the heads of the occupants of the swing when the occupants are seated in the swing. A large plane of the sail is suspended generally vertically, so that the sail's large surface area disrupts and moves the air as the swing moves back and forth, so as to create a cooling breeze. The sail is removably mounted to the chains or lines.
申请公布号 US6974388(B1) 申请公布日期 2005.12.13
申请号 US20030723880 申请日期 2003.11.26
申请人 WILLIAMS JR CLAYTON M 发明人 WILLIAMS, JR. CLAYTON M.
分类号 A63G9/00;A63G9/02;(IPC1-7):A63G9/02 主分类号 A63G9/00
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