B - Operations – Transporting – 62 – B
Patent
B - Operations, Transporting
62
B
B62B 7/12 (2006.01) A47C 13/00 (2006.01)
Patent
CA 2085021
ABSTRACT 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.
Liu Yang-Ting
Sim & Mcburney
LandOfFree
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