Invention Grant
US08087688B2 Collapsible pushchair 失效
可折叠的婴儿车

Collapsible pushchair
Abstract:
A collapsible pushchair can be expanded into a deployed state for carrying a child and collapsed into a portable state for being carried as a piece of luggage. Transformation of the pushchair between its deployed and portable states is enabled by the use of rotationally mounted chair legs.
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