Jib attachment/detachment mechanism

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United States of America Patent

PATENT NO 9738497
SERIAL NO

14294189

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Abstract

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A jib attachment/detachment mechanism to mount a jib on a boom head includes a guide mechanism including a guide roller and a guide support configured to guide engaging portions of a jib support to positions of engagement with shaft pins of a boom head when the jib support is pulled up with a wire by using a winch and to prevent change of a state of the wire pulled up by the winch when the jib support is rotated around the shaft pins by contracting a cylinder.

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Patent Owner(s)

Patent OwnerAddress
TADANO LTDKAGAWA 761-0185

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nakamura, Masafumi Takamatsu, JP 71 1044
Takashima, Hiroshi Takamatsu, JP 41 529

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