Cam-locking dissimilar material sleeve

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9116025
APP PUB NO 20140013873A1
SERIAL NO

13689970

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Abstract

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A cam-locking dissimilar material sleeve installed on an outer surface of an expansion shaft of an inspection robot inserted into a heat transfer tube of a steam generator for generating nuclear power to inspect the heat transfer tube, the cam-locking dissimilar material sleeve includes: a tension part formed of steel and including a plurality of upwardly opened slits and a plurality of downwardly opened slits alternately formed in zigzags and legs formed between the upwardly opened slits and the downwardly opened slits; a plurality of upper contact parts formed of a synthetic resin through injection-molding to surround an upper end of the tension part and surround parts located between the upwardly opened slits; and a plurality of lower contact parts formed of a synthetic resin through injection-molding to surround a lower end of the tension part and surround parts located between the downwardly opened slits.

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Patent Owner(s)

Patent OwnerAddress
KOREA ATOMIC ENERGY RESEARCH INSTITUTEDAEJEON DAEJEON

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Jeong, Kyung Min Daejeon, KR 1 5
Seo, Yong Chil Daejeon, KR 3 9
Shin, Ho Cheol Daejeon, KR 12 19

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