发明名称 MULTI-PURPOSE CARRIAGE
摘要 This invention relates to a multi-purpose carriage and in particular to one including an upper frame provided with two upper supports each having a toothed member at the lower end, two transverse rods mounted between the two upper supports, each of the upper supports having a fixing block, a slider and a guiding rack and being provided with a telescopic rod, each slider having a positioning device for mounting on the guiding rack, a head rest rod pivotally connected with upper end of the upper supports and having an adjustable rest, a lower frame provided with two lower supports each having at the upper end a toothed member engaged with the toothed member of the upper frame, and a compound rack engaged with the lower supports of the lower frame and composed of two telescopic rods each connected with a L-shaped rod, the L-shaped rod being provided with a plurality of wheel assemblies, whereby the carriage may be used as a seat, a wheeled chair, a bed, and a baby carriage.
申请公布号 CA2085021(A1) 申请公布日期 1994.06.11
申请号 CA19922085021 申请日期 1992.12.10
申请人 LIU, YANG-TING 发明人 LIU, YANG-TING
分类号 A47C13/00;(IPC1-7):B62B7/12 主分类号 A47C13/00
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