Telescopic boom

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9718654
APP PUB NO 20140083968A1
SERIAL NO

14040276

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A telescopic boom includes a first frame having a curved portion whose section is substantially U-shaped, and a second frame connected to the first frame so that a closed section is formed. In the telescopic boom, the U-shaped curved portion of the first frame includes a plurality of protrusion portions formed at intervals in a circumferential direction of the telescopic boom, each protrusion portion extending in a longitudinal direction of the telescopic boom and being formed to have an arc-shaped section and protrude to the outside of the first frame.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
TADANO LTDTAKAMATSU-SHI KAGAWA 761-0185

International Classification(s)

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  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kobayashi, Kazuhiro Takamatsu, JP 240 3020
Tanaka, Kenji Takamatsu, JP 471 6228

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