LAMINATED RUBBER STRUCTURE HAVING THROUGH HOLE, AND METHOD FOR MANUFACTURING THE SAME

PROBLEM TO BE SOLVED: To provide a laminated rubber structure having excellent base isolation and supporting functions by reducing insertion resistance when a lead plug is inserted into a through hole for preventing damage to an inner circumferential protective layer, and improving thickness precisi...

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Bibliographic Details
Main Author INOUE SADAO
Format Patent
LanguageEnglish
Published 29.01.2004
Edition7
Subjects
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Summary:PROBLEM TO BE SOLVED: To provide a laminated rubber structure having excellent base isolation and supporting functions by reducing insertion resistance when a lead plug is inserted into a through hole for preventing damage to an inner circumferential protective layer, and improving thickness precision of the inner circumferential protective layer in the through hole to improve position precision of an inner steel plate. SOLUTION: This laminated rubber structure 10 is provided with a rubber-steel plate laminated body 11 comprising rubber elastic material layers 4 and inner steel plates 3 alternately laminated in a vertical direction, where the inner steel plates 3 are coated with the rubber elastic material layers 4 to be integrated, an upper connection plate 1, and a lower connection plate 2. The laminated rubber structure 10 has the through hole 5 in the vertical direction. As the inner circumference protective layer 6 to coat the inner circumferential surface of the through hole 5, rubbery elastic material including short fibers is used. COPYRIGHT: (C)2004,JPO
Bibliography:Application Number: JP20020181273