Multi-function oar

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 12103651
APP PUB NO 20230159146A1
SERIAL NO

17534113

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A multi-function oar has an oar blade, a large-diameter tube, and a small-diameter tube. The oar blade has a tube-connecting portion. The tube-connecting portion has a through axial hole. The large-diameter tube is movably inserted in the axial hole. The axial hole has an upper positioning portion and a lower positioning portion for positioning the large-diameter tube, thereby changing the overall length of the oar. The large-diameter tube has a first check valve. The first check valve has a bail opening. The small-diameter tube is provided with a second check valve and an operating member having a water outlet, so as to bail water and drain water.

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Patent Owner(s)

Patent OwnerAddress
CHUAN JIING ENTERPRISE CO LTDNO 27 LN 57 FENGZHENG RD WUFENG DIST TAICHUNG CITY 41357 ROC

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Tseng, Tien Tsai Taichung, TW 12 40

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