Foldable trolley

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12233926
APP PUB NO 20230406381A1
SERIAL NO

17845549

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Importance

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Abstract

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A foldable trolley includes a frame body unit and two wheel units. The frame body unit includes a lower frame structure and am upper frame structure. The upper frame structure includes a sliding rod slidably disposed on the lower frame structure. The upper frame structure is slidable in a direction toward a bottom of the lower frame structure, via sliding connection of the sliding rod and the lower frame structure, and fold on the lower frame structure, so as to convert the frame body unit from an unfolded state to a folded state. The wheel units are disposed respectively on two sides of the lower frame structure, and are operable to pivot toward the lower frame structure.

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First Claim

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International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Su, Chung-Hsiu Kaohsiung, TW 12 67

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