SILENT AND ANTI-IMPACT OILESS BEARING

A noise and impact reduction type oilless bearing is provided to absorb and reduce noise and impact by installing a noise absorbing member and an auxiliary absorbing member. The noise and impact reduction type oilless bearing comprises a lower plate(11) fixed to a pier or an abutment by an anchor bo...

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Bibliographic Details
Main Author LEE, HYO SOO
Format Patent
LanguageEnglish
Published 19.07.2007
Subjects
ASSEMBLY OF BRIDGES
CONSTRUCTION OF BRIDGES
CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
FIXED CONSTRUCTIONS
OR VIADUCTS
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Summary:A noise and impact reduction type oilless bearing is provided to absorb and reduce noise and impact by installing a noise absorbing member and an auxiliary absorbing member. The noise and impact reduction type oilless bearing comprises a lower plate(11) fixed to a pier or an abutment by an anchor bolt(17) and provided with a semi-circular groove to put a bearing plate(13) and a fastening joint to fasten a side block(15) with a bolt(16), and an upper plate(12) placed on the bearing plate put in the groove of the lower plate and suspended on the side block assembled to the fastening joint of the lower plate to resist uplift force by the side block, wherein a noise absorbing member(18) made of urethane is installed to a hole formed on the side block to absorb the impact noise caused by vibration of the side block and the bolt and an auxiliary noise absorbing member made of urethane is installed between the side block and the lower plate and penetrated with the bolt to absorb noise and shock.
Bibliography:Application Number: KR20060019501