Column base joint structure

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9238909
APP PUB NO 20150107183A1
SERIAL NO

14501068

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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In a column base joint structure, an anchor bolt and a column installed upright on a groundsel are tightly joined using groundsel-side and column-side hardware pieces. The groundsel-side hardware piece includes groundsel-embedded and upper fitting tenon portions. A fitting hole for the upper fitting tenon portion of the groundsel-side hardware piece is formed in a base of the column. The column-side hardware piece includes a lower projecting portion projecting downward from a top face portion to the inside of the fitting hole, and a column-embedded portion positioned above the top face portion. A pin locking hole in the upper fitting tenon portion of the groundsel-side hardware piece and a pin locking hole in the lower projecting portion of the column-side hardware piece are mutually aligned, a driftpin is hammered into the aligned pin locking holes, and the anchor bolt and the column are thereby tightly joined to each other.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
SUMITOMO FORESTRY CO LTD3-2 OTEMACHI 1-CHOME CHIYODA-KU TOKYO 1008270
KANAI CO LTD24-5 HANAHATA 4-CHOME ADACHI-KU TOKYO 121-0061

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Imai, Junichi Tokyo, JP 43 248
Kanai, Kunio Tokyo, JP 18 139
Nakamura, Masayoshi Tokyo, JP 79 520

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