FOUR-WHEEL WALKER WITH LARGE FRONT WHEEL AND SMALL REAR WHEEL

Number of patents in Portfolio can not be more than 2000

United States of America

APP PUB NO 20240415724A1
SERIAL NO

18731230

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A four-wheel walker with two equal-sized front wheels larger than the two equal-sized rear wheels are provided. In one embodiment, the two large-sized front wheels are fixed wheels and the two small-sized rear wheels are swivel wheels. In one embodiment, the radius R1 of the two equal-sized front wheels and the radius R2 of the two equal-sized rear wheels are optimized for balance. In one embodiment, the two rear wheels are removable. In yet another embodiment, In yet another embodiment, the walker is foldable. In one embodiment, the two rear wheels are smaller than the two front wheels, and wherein the two front wheels are fix wheel, and wherein each of the two rear wheels are mounted on a corresponding castor, and where each castor is attached to the end of corresponding rear leg. In one embodiment, the castors are swivel castors.

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Patent Owner(s)

Patent OwnerAddress
YANG XIANHE266032 SHANDONG PROVINCE QINGDAO CITY YICHUN ROAD NO 98 QINGDAO CITY A FOLK ART FORM POPULAR IN SHANDONG 266032

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Yang, Xianhe Beijing, CN 1 0

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