Assembling screwdriver with hexagonal socket design

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6494121
SERIAL NO

09988440

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Importance

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Abstract

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An assembling screwdriver with hexagonal socket is composed of a handle, a socket and a set of bits, the handle has a hexagonal socket holder with a pair of inner rails along the inner wall. The socket is in hexagonal inner shape, and has an outer diameter slightly smaller than the inner diameter of the socket holder of the handle, and comprises a pair of protuberances extending from the outer wall corresponding to the rails of the socket, an aperture on the wall between the protuberances, a block secured in the socket with a recess adapted to receive a spring and a bearing therein. The bit set includes a pair of bits, each bit is in hexagonal shape and has an aperture on one side adapted to receive a spring and a bearing therein. The two bits are placed in each end of the socket, while the socket is inserted in the socket holder of the handle with the bearing urged by the spring against the wall.

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First Claim

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Patent Owner(s)

  • GONG FONG ENTERPRISE CO., LTD.

International Classification(s)

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  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hu, Cheng-Te Tainan Hsien, TW 9 424

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