Working device

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12151357
APP PUB NO 20230264336A1
SERIAL NO

18108294

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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The present invention provides a working device, comprising a working portion and a grip portion. The working portion comprises a driving component and a working component driven by the driving component. The driving component comprises an electric motor and an electric motor housing. The electric motor housing comprises a housing body and a connecting portion located on a rear side of the housing body. At least one air intake hole is formed in the connecting portion, and is in communication with an inner cavity of the housing body. In the working device of the present invention, the driving component is provided with an air intake hole to allow air for cooling an electric motor to enter the interior of the driving component. Further, the working portion can be rotated with respect to the grip portion so as to have an increased working angle, and it can also be ensured that at least one air intake hole is always in communication with the outside when the working portion is in any angular position, so that the use efficiency of the electric motor can be ensured under any use condition.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
TECHTRONIC CORDLESS GP100 INNOVATION WAY ANDERSON SC 29621

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Li, Zhen Hua Dongguan, CN 2 2
Lin, Ze Guang Dongguan, CN 1 0

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