作者: Peter H. Wong
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摘要: A portable seat cushion comprising: A) a portion; B) back and C) an integral fan that circulates air through the portions, front portion having surface, perimeter, rear surface interior between surfaces top, bottom, portions being joined by flexible connection permits to rotate relative each other provides mechanism for passage of from portion. The perimeters is relatively impermeable while these members permeable. includes semi-rigid undulating member defines passages movement incorporated apertures therein.