Brake handle device and electric tractor

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 12084128
APP PUB NO 20210155299A1
SERIAL NO

16924182

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A brake handle device includes a seat body, a microswitch, a wrench and an elastic piece, wherein the microswitch is electrically connected with a driving motor and a power supply, and includes a main body part and a braking part; the main body part is arranged on the seat body; the braking part extends into the main body part and can elastically expand and contract relative to the main body part; the wrench is rotatably arranged on the seat body and can be abutted against the braking part; and the elastic piece is arranged on the seat body and connected with the wrench. The wrench is held to drive the wrench to rotate in the direction close to a handlebar; and the wrench is released to make the wrench rotate and reset.

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First Claim

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Family

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Patent Owner(s)

Patent OwnerAddress
INTRADIN (SHANGHAI) MACHINERY CO LTD201109 NO 118 MINHANG DISTRICT ROAD SHANGHAI SHANGHAI CITY SHANGHAI CITY 201109

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Wang, Junliang Shanghai, CN 23 36

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Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
3.5 Year Payment $1600.00 $800.00 $400.00 Mar 10, 2028
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Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00