发明名称 Toy helicopter landing skid structure
摘要 A toy helicopter landing skid structure includes an upper support stand, a propping member and a bottom stand. The upper support stands are connected to the bottom of a helicopter airframe, and the propping member is connected to the bottom of each upper support stand, two insert slots extended in opposite directions at each connecting position of the upper support stand, the propping member and the bottom stand, a hollow portion disposed in each insert slot for clamping an elastic member, a plurality of fixing holes disposed at the bottom of each propping member, a plurality of bottom stands disposed at each propping member for passing a binder through the two fixing holes for binding the propping member with the bottom stand, so as to absorb external forces and impact by the slanting connected upper support stand with the insert slot and the installed elastic member.
申请公布号 US7168657(B2) 申请公布日期 2007.01.30
申请号 US20060431853 申请日期 2006.05.11
申请人 CHEN CHIEN-CHAO 发明人 CHEN CHIEN-CHAO
分类号 B64C25/52;A63H27/00;A63H27/133;A63H27/32 主分类号 B64C25/52
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