Ratchet wrench

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9868190
SERIAL NO

14691574

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A ratchet wrench includes a body, a driving unit, a control unit, a first rotary unit, a second rotary unit and a second connector. The body has a first recess and a restriction portion. The driving unit is connected to the working end of the body and is driven by the control unit to allow the wrench to be rotated clockwise or counter clockwise. The first rotary unit has a first rotary rod, a third toothed ring, a sleeve, a first clip, a second resilient member and a bead. The second rotary unit has a second rotary rod, two caps, a second resilient member, a third rotary rod and a handle. The second connector is located in the restriction portion. The second connector is located corresponding to the groove of the first rotary rod, so that the first rotary rod does not drop from the first recess.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
YANG CHUN-WEIROOM 402 1ST BUIDING TAIPING WEST RD LONG YOU TOWNSHIP LONG YOU COUNTY ZHE JIANG
ZHE JIANG YIYANG TOOL MANUFACTURE CO LTDNO 68 LONG YOU XIAO NAN HAI GUANG MING RD ZHE JIANG
ZHANG ZHE-PINGROOM 402 1ST BUIDING TAIPING WEST RD LONG YOU TOWNSHIP LONG YOU COUNTY ZHE JIANG

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Yang, Chun-Wei Taichung, TW 38 132
Zhang, Zhe-Ping Taichung, TW 13 22

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